Merge branch 'testing' of https://github.com/eReuse/devicehub-teal into testing

ereuse_devicehub/cli.py

@@ -7,6 +7,27 @@ import flask.cli
 from ereuse_devicehub.config import DevicehubConfig
 from ereuse_devicehub.devicehub import Devicehub
 
+import sys
+sys.ps1 = '\001\033[92m\002>>> \001\033[0m\002'
+sys.ps2= '\001\033[94m\002... \001\033[0m\002'
+
+import os, readline, rlcompleter, atexit
+history_file = os.path.join(os.environ['HOME'], '.python_history')
+try:
+  readline.read_history_file(history_file)
+except IOError:
+  pass
+readline.parse_and_bind("tab: complete")
+readline.parse_and_bind('"\e[5~": history-search-backward')
+readline.parse_and_bind('"\e[6~": history-search-forward')
+readline.parse_and_bind('"\e[5C": forward-word')
+readline.parse_and_bind('"\e[5D": backward-word')
+readline.parse_and_bind('"\e\e[C": forward-word')
+readline.parse_and_bind('"\e\e[D": backward-word')
+readline.parse_and_bind('"\e[1;5C": forward-word')
+readline.parse_and_bind('"\e[1;5D": backward-word')
+readline.set_history_length(100000)
+atexit.register(readline.write_history_file, history_file)
 
 class DevicehubGroup(flask.cli.FlaskGroup):
     # todo users cannot make cli to use a custom db this way!

ereuse_devicehub/migrations/versions/51439cf24be8_change_trade_action.py

@@ -0,0 +1,125 @@
+"""change trade action
+
+Revision ID: 51439cf24be8
+Revises: eca457d8b2a4
+Create Date: 2021-03-15 17:40:34.410408
+
+"""
+from alembic import op
+from alembic import context
+from sqlalchemy.dialects import postgresql
+import sqlalchemy as sa
+import citext
+
+
+# revision identifiers, used by Alembic.
+revision = '51439cf24be8'
+down_revision = '21afd375a654'
+branch_labels = None
+depends_on = None
+
+
+def get_inv():
+    INV = context.get_x_argument(as_dictionary=True).get('inventory')
+    if not INV:
+        raise ValueError("Inventory value is not specified")
+    return INV
+
+
+def upgrade_data():
+    con = op.get_bind()
+    sql = "update common.user set active='t';"
+    con.execute(sql)
+    sql = "update common.user set phantom='f';"
+    con.execute(sql)
+
+
+def upgrade():
+    ## Trade
+    currency = sa.Enum('AFN', 'ARS', 'AWG', 'AUD', 'AZN', 'BSD', 'BBD', 'BDT', 'BYR', 'BZD', 'BMD',
+                       'BOB', 'BAM', 'BWP', 'BGN', 'BRL', 'BND', 'KHR', 'CAD', 'KYD', 'CLP', 'CNY',
+                       'COP', 'CRC', 'HRK', 'CUP', 'CZK', 'DKK', 'DOP', 'XCD', 'EGP', 'SVC', 'EEK',
+                       'EUR', 'FKP', 'FJD', 'GHC', 'GIP', 'GTQ', 'GGP', 'GYD', 'HNL', 'HKD', 'HUF',
+                       'ISK', 'INR', 'IDR', 'IRR', 'IMP', 'ILS', 'JMD', 'JPY', 'JEP', 'KZT', 'KPW',
+                       'KRW', 'KGS', 'LAK', 'LVL', 'LBP', 'LRD', 'LTL', 'MKD', 'MYR', 'MUR', 'MXN',
+                       'MNT', 'MZN', 'NAD', 'NPR', 'ANG', 'NZD', 'NIO', 'NGN', 'NOK', 'OMR', 'PKR',
+                       'PAB', 'PYG', 'PEN', 'PHP', 'PLN', 'QAR', 'RON', 'RUB', 'SHP', 'SAR', 'RSD',
+                       'SCR', 'SGD', 'SBD', 'SOS', 'ZAR', 'LKR', 'SEK', 'CHF', 'SRD', 'SYP', 'TWD',
+                       'THB', 'TTD', 'TRY', 'TRL', 'TVD', 'UAH', 'GBP', 'USD', 'UYU', 'UZS', 'VEF', name='currency', create_type=False, checkfirst=True, schema=f'{get_inv()}')
+
+
+    op.drop_table('trade', schema=f'{get_inv()}')
+    op.create_table('trade',
+                    sa.Column('id', postgresql.UUID(as_uuid=True), nullable=False),
+                    sa.Column('price', sa.Float(decimal_return_scale=4), nullable=True),
+                    sa.Column('lot_id', postgresql.UUID(as_uuid=True), nullable=True),
+                    sa.Column('date', sa.TIMESTAMP(timezone=True), nullable=True),
+                    sa.Column('user_from_id', postgresql.UUID(as_uuid=True), nullable=False),
+                    sa.Column('user_to_id', postgresql.UUID(as_uuid=True), nullable=False),
+                    sa.Column('document_id', citext.CIText(), nullable=True),
+                    sa.Column('confirm', sa.Boolean(), nullable=True),
+                    sa.Column('code', citext.CIText(), default='', nullable=True,
+                        comment = "This code is used for traceability"),
+                    sa.ForeignKeyConstraint(['id'], [f'{get_inv()}.action.id'], ),
+                    sa.ForeignKeyConstraint(['user_from_id'], ['common.user.id'], ),
+                    sa.ForeignKeyConstraint(['user_to_id'], ['common.user.id'], ),
+                    sa.ForeignKeyConstraint(['lot_id'], [f'{get_inv()}.lot.id'], ),
+                    sa.PrimaryKeyConstraint('id'),
+                    schema=f'{get_inv()}'
+                    )
+
+    op.add_column("trade", sa.Column("currency", currency, nullable=False), schema=f'{get_inv()}')
+
+
+    op.create_table('confirm',
+                    sa.Column('id', postgresql.UUID(as_uuid=True), nullable=False),
+                    sa.Column('user_id', postgresql.UUID(as_uuid=True), nullable=False),
+                    sa.Column('action_id', postgresql.UUID(as_uuid=True), nullable=False),
+
+                    sa.ForeignKeyConstraint(['id'], [f'{get_inv()}.action.id'], ),
+                    sa.ForeignKeyConstraint(['action_id'], [f'{get_inv()}.action.id'], ),
+                    sa.ForeignKeyConstraint(['user_id'], ['common.user.id'], ),
+                    sa.PrimaryKeyConstraint('id'),
+                    schema=f'{get_inv()}'
+                    )
+
+    # ## User
+    op.add_column('user', sa.Column('active', sa.Boolean(), default=True, nullable=True),
+                  schema='common')
+    op.add_column('user', sa.Column('phantom', sa.Boolean(), default=False, nullable=True),
+                  schema='common')
+
+    upgrade_data()
+
+    op.alter_column('user', 'active', nullable=False, schema='common')
+    op.alter_column('user', 'phantom', nullable=False, schema='common')
+
+
+def downgrade():
+    op.drop_table('confirm', schema=f'{get_inv()}')
+    op.drop_table('trade', schema=f'{get_inv()}')
+    op.create_table('trade',
+                    sa.Column('shipping_date', sa.TIMESTAMP(timezone=True), nullable=True,
+                              comment='When are the devices going to be ready \n    \
+                                      for shipping?\n    '),
+                    sa.Column('invoice_number', citext.CIText(), nullable=True,
+                              comment='The id of the invoice so they can be linked.'),
+                    sa.Column('price_id', postgresql.UUID(as_uuid=True), nullable=True,
+                              comment='The price set for this trade.            \n    \
+                                      If no price is set it is supposed that the trade was\n   \
+                                      not payed, usual in donations.\n        '),
+                    sa.Column('to_id', postgresql.UUID(as_uuid=True), nullable=False),
+                    sa.Column('confirms_id', postgresql.UUID(as_uuid=True), nullable=True,
+                              comment='An organize action that this association confirms. \
+                                      \n    \n    For example, a ``Sell`` or ``Rent``\n   \
+                                      can confirm a ``Reserve`` action.\n    '),
+                    sa.Column('id', postgresql.UUID(as_uuid=True), nullable=False),
+                    sa.ForeignKeyConstraint(['confirms_id'], [f'{get_inv()}.organize.id'], ),
+                    sa.ForeignKeyConstraint(['id'], [f'{get_inv()}.action.id'], ),
+                    sa.ForeignKeyConstraint(['price_id'], [f'{get_inv()}.price.id'], ),
+                    sa.ForeignKeyConstraint(['to_id'], [f'{get_inv()}.agent.id'], ),
+                    sa.PrimaryKeyConstraint('id'),
+                    schema=f'{get_inv()}'
+                    )
+    op.drop_column('user', 'active', schema='common')
+    op.drop_column('user', 'phantom', schema='common')

ereuse_devicehub/resources/action/__init__.py

@@ -3,7 +3,7 @@ from typing import Callable, Iterable, Tuple
 from teal.resource import Converters, Resource
 
 from ereuse_devicehub.resources.action import schemas
-from ereuse_devicehub.resources.action.views import (ActionView, AllocateView, DeallocateView,
+from ereuse_devicehub.resources.action.views.views import (ActionView, AllocateView, DeallocateView,
                                                      LiveView)
 from ereuse_devicehub.resources.device.sync import Sync
 
@@ -250,6 +250,21 @@ class MakeAvailable(ActionDef):
     SCHEMA = schemas.MakeAvailable
 
 
+class ConfirmDef(ActionDef):
+    VIEW = None
+    SCHEMA = schemas.Confirm
+
+
+class ConfirmRevokeDef(ActionDef):
+    VIEW = None
+    SCHEMA = schemas.ConfirmRevoke
+
+
+class RevokeDef(ActionDef):
+    VIEW = None
+    SCHEMA = schemas.Revoke
+
+
 class TradeDef(ActionDef):
     VIEW = None
     SCHEMA = schemas.Trade

ereuse_devicehub/resources/action/models.py

@@ -32,7 +32,7 @@ from sqlalchemy.ext.orderinglist import ordering_list
 from sqlalchemy.orm import backref, relationship, validates
 from sqlalchemy.orm.events import AttributeEvents as Events
 from sqlalchemy.util import OrderedSet
-from teal.db import (CASCADE_OWN, INHERIT_COND, IP, POLYMORPHIC_ID, 
+from teal.db import (CASCADE_OWN, INHERIT_COND, IP, POLYMORPHIC_ID,
     POLYMORPHIC_ON, StrictVersionType, URL, check_lower, check_range, ResourceNotFound)
 from teal.enums import Country, Currency, Subdivision
 from teal.marshmallow import ValidationError
@@ -142,7 +142,7 @@ class Action(Thing):
                               order_by=lambda: Component.id,
                               collection_class=OrderedSet)
     components.comment = """The components that are affected by the action.
-  
+
     When performing actions to parent devices their components are
     affected too.
 
@@ -159,7 +159,7 @@ class Action(Thing):
                           primaryjoin=parent_id == Computer.id)
     parent_id.comment = """For actions that are performed to components,
     the device parent at that time.
-   
+
     For example: for a ``EraseBasic`` performed on a data storage, this
     would point to the computer that contained this data storage, if any.
     """
@@ -1367,7 +1367,7 @@ class Live(JoinedWithOneDeviceMixin, ActionWithOneDevice):
         self.actions.reverse()
 
     def last_usage_time_allocate(self):
-        """If we don't have self.usage_time_hdd then we need search the last 
+        """If we don't have self.usage_time_hdd then we need search the last
            action Live with usage_time_allocate valid"""
         for e in self.actions:
             if isinstance(e, Live) and e.created < self.created:
@@ -1433,6 +1433,46 @@ class CancelReservation(Organize):
     """The act of cancelling a reservation."""
 
 
+class Confirm(JoinedTableMixin, ActionWithMultipleDevices):
+    """Users confirm the one action trade this confirmation it's link to trade
+       and the devices that confirm
+    """
+    user_id = db.Column(UUID(as_uuid=True),
+                        db.ForeignKey(User.id),
+                        nullable=False,
+                        default=lambda: g.user.id)
+    user = db.relationship(User, primaryjoin=user_id == User.id)
+    user_comment = """The user that accept the offer."""
+    action_id = db.Column(UUID(as_uuid=True),
+                         db.ForeignKey('action.id'),
+                         nullable=False)
+    action = db.relationship('Action',
+                            backref=backref('acceptances',
+                                            uselist=True,
+                                            lazy=True,
+                                            order_by=lambda: Action.end_time,
+                                            collection_class=list),
+                            primaryjoin='Confirm.action_id == Action.id')
+
+    def __repr__(self) -> str:
+        if self.action.t in ['Trade']:
+            origin = 'To'
+            if self.user == self.action.user_from:
+                origin = 'From'
+            return '<{0.t} {0.id} accepted by {1}>'.format(self, origin)
+
+
+class Revoke(Confirm):
+    """Users can revoke one confirmation of one action trade"""
+
+
+class ConfirmRevoke(Confirm):
+    """Users can confirm and accept one action revoke"""
+
+    def __repr__(self) -> str:
+        return '<{0.t} {0.id} accepted by {0.user}>'.format(self)
+
+
 class Trade(JoinedTableMixin, ActionWithMultipleDevices):
     """Trade actions log the political exchange of devices between users.
     Every time a trade action is performed, the old user looses its
@@ -1445,35 +1485,42 @@ class Trade(JoinedTableMixin, ActionWithMultipleDevices):
 
     This class and its inheritors
     extend `Schema's Trade <http://schema.org/TradeAction>`_.
-    """
-    shipping_date = Column(db.TIMESTAMP(timezone=True))
-    shipping_date.comment = """When are the devices going to be ready
-    for shipping?
-    """
-    invoice_number = Column(CIText())
-    invoice_number.comment = """The id of the invoice so they can be linked."""
-    price_id = Column(UUID(as_uuid=True), ForeignKey(Price.id))
-    price = relationship(Price,
-                         backref=backref('trade', lazy=True, uselist=False),
-                         primaryjoin=price_id == Price.id)
-    price_id.comment = """The price set for this trade.
-    If no price is set it is supposed that the trade was
-    not payed, usual in donations.
         """
-    to_id = Column(UUID(as_uuid=True), ForeignKey(Agent.id), nullable=False)
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid4)
-    # todo compute the org
+    user_from_id = db.Column(UUID(as_uuid=True),
-    to = relationship(Agent,
+                             db.ForeignKey(User.id),
-                      backref=backref('actions_to', lazy=True, **_sorted_actions),
+                             nullable=False)
-                      primaryjoin=to_id == Agent.id)
+    user_from = db.relationship(User, primaryjoin=user_from_id == User.id)
-    to_comment = """The agent that gets the device due this deal."""
+    user_from_comment = """The user that offers the device due this deal."""
-    confirms_id = Column(UUID(as_uuid=True), ForeignKey(Organize.id))
+    user_to_id = db.Column(UUID(as_uuid=True),
-    confirms = relationship(Organize,
+                           db.ForeignKey(User.id),
-                            backref=backref('confirmation', lazy=True, uselist=False),
+                           nullable=False)
-                            primaryjoin=confirms_id == Organize.id)
+    user_to = db.relationship(User, primaryjoin=user_to_id == User.id)
-    confirms_id.comment = """An organize action that this association confirms.
+    user_to_comment = """The user that gets the device due this deal."""
-    For example, a ``Sell`` or ``Rent``
+    price = Column(Float(decimal_return_scale=2), nullable=True)
-    can confirm a ``Reserve`` action.
+    currency = Column(DBEnum(Currency), nullable=False, default=Currency.EUR.name)
-    """
+    currency.comment = """The currency of this price as for ISO 4217."""
+    date = Column(db.TIMESTAMP(timezone=True))
+    document_id = Column(CIText())
+    document_id.comment = """The id of one document like invoice so they can be linked."""
+    confirm = Column(Boolean, default=False, nullable=False)
+    confirm.comment = """If you need confirmation of the user, you need actevate this field"""
+    code = Column(CIText(), nullable=True)
+    code.comment = """If the user not exist, you need a code to be able to do the traceability"""
+    lot_id = db.Column(UUID(as_uuid=True),
+                       db.ForeignKey('lot.id',
+                                     use_alter=True,
+                                     name='lot_trade'),
+                       nullable=True)
+    lot = relationship('Lot',
+                       backref=backref('trade',
+                                       lazy=True,
+                                       uselist=False,
+                                       cascade=CASCADE_OWN),
+                       primaryjoin='Trade.lot_id == Lot.id')
+
+    def __repr__(self) -> str:
+        return '<{0.t} {0.id} executed by {0.author}>'.format(self)
 
 
 class InitTransfer(Trade):

ereuse_devicehub/resources/action/schemas.py

@@ -1,6 +1,7 @@
+import copy
 from datetime import datetime, timedelta
 from dateutil.tz import tzutc
-from flask import current_app as app
+from flask import current_app as app, g
 from marshmallow import Schema as MarshmallowSchema, ValidationError, fields as f, validates_schema
 from marshmallow.fields import Boolean, DateTime, Decimal, Float, Integer, Nested, String, \
     TimeDelta, UUID
@@ -21,6 +22,7 @@ from ereuse_devicehub.resources.enums import AppearanceRange, BiosAccessRange, F
 from ereuse_devicehub.resources.models import STR_BIG_SIZE, STR_SIZE
 from ereuse_devicehub.resources.schemas import Thing
 from ereuse_devicehub.resources.user import schemas as s_user
+from ereuse_devicehub.resources.user.models import User
 
 
 class Action(Thing):
@@ -455,13 +457,146 @@ class CancelReservation(Organize):
     __doc__ = m.CancelReservation.__doc__
 
 
+class Confirm(ActionWithMultipleDevices):
+    __doc__ = m.Confirm.__doc__
+    action = NestedOn('Action', only_query='id')
+
+    @validates_schema
+    def validate_revoke(self, data: dict):
+        for dev in data['devices']:
+            # if device not exist in the Trade, then this query is wrong
+            if not dev in data['action'].devices:
+                txt = "Device {} not exist in the trade".format(dev.devicehub_id)
+                raise ValidationError(txt)
+
+
+class Revoke(ActionWithMultipleDevices):
+    __doc__ = m.Revoke.__doc__
+    action = NestedOn('Action', only_query='id')
+
+    @validates_schema
+    def validate_revoke(self, data: dict):
+        for dev in data['devices']:
+            # if device not exist in the Trade, then this query is wrong
+            if not dev in data['action'].devices:
+                txt = "Device {} not exist in the trade".format(dev.devicehub_id)
+                raise ValidationError(txt)
+
+
+class ConfirmRevoke(ActionWithMultipleDevices):
+    __doc__ = m.ConfirmRevoke.__doc__
+    action = NestedOn('Action', only_query='id')
+
+    @validates_schema
+    def validate_revoke(self, data: dict):
+        # import pdb; pdb.set_trace()
+        for dev in data['devices']:
+            # if device not exist in the Trade, then this query is wrong
+            if not dev in data['action'].devices:
+                txt = "Device {} not exist in the revoke action".format(dev.devicehub_id)
+                raise ValidationError(txt)
+
+
 class Trade(ActionWithMultipleDevices):
     __doc__ = m.Trade.__doc__
-    shipping_date = DateTime(data_key='shippingDate')
+    document_id = SanitizedStr(validate=Length(max=STR_SIZE), data_key='documentID', required=False)
-    invoice_number = SanitizedStr(validate=Length(max=STR_SIZE), data_key='invoiceNumber')
+    date = DateTime(data_key='date', required=False)
-    price = NestedOn(Price)
+    price = Float(required=False, data_key='price')
-    to = NestedOn(s_agent.Agent, only_query='id', required=True, comment=m.Trade.to_comment)
+    user_to_email = SanitizedStr(
-    confirms = NestedOn(Organize)
+        validate=Length(max=STR_SIZE),
+        data_key='userToEmail',
+        missing='',
+        required=False
+    )
+    user_to = NestedOn(s_user.User, dump_only=True, data_key='userTo')
+    user_from_email = SanitizedStr(
+        validate=Length(max=STR_SIZE),
+        data_key='userFromEmail',
+        missing='',
+        required=False
+    )
+    user_from = NestedOn(s_user.User, dump_only=True, data_key='userFrom')
+    code = SanitizedStr(validate=Length(max=STR_SIZE), data_key='code', required=False)
+    confirm = Boolean(
+        data_key='confirms',
+        missing=True,
+        description="""If you need confirmation of the user you need actevate this field"""
+    )
+    lot = NestedOn('Lot',
+                   many=False,
+                   required=True,
+                   only_query='id')
+
+    @validates_schema
+    def validate_lot(self, data: dict):
+        if not g.user.email in [data['user_from_email'], data['user_to_email']]:
+            txt = "you need to be one of the users of involved in the Trade"
+            raise ValidationError(txt)
+
+        for dev in data['lot'].devices:
+            if not dev.owner == g.user:
+                txt = "you need to be the owner of the devices for to do a trade"
+                raise ValidationError(txt)
+
+        if not data['lot'].owner == g.user:
+            txt = "you need to be the owner of the lot for to do a trade"
+            raise ValidationError(txt)
+
+        data['devices'] = data['lot'].devices
+
+    @validates_schema
+    def validate_user_to_email(self, data: dict):
+        """
+        - if user_to exist
+            * confirmation
+            * without confirmation
+        - if user_to don't exist
+            * without confirmation
+
+        """
+        if data['user_to_email']:
+            user_to = User.query.filter_by(email=data['user_to_email']).one()
+            data['user_to'] = user_to
+        else:
+            data['confirm'] = False
+
+    @validates_schema
+    def validate_user_from_email(self, data: dict):
+        """
+        - if user_from exist
+            * confirmation
+            * without confirmation
+        - if user_from don't exist
+            * without confirmation
+
+        """
+        if data['user_from_email']:
+            user_from = User.query.filter_by(email=data['user_from_email']).one()
+            data['user_from'] = user_from
+
+    @validates_schema
+    def validate_email_users(self, data: dict):
+        """We need at least one user"""
+        if not (data['user_from_email'] or data['user_to_email']):
+            txt = "you need one user from or user to for to do a trade"
+            raise ValidationError(txt)
+
+        if not g.user.email in [data['user_from_email'], data['user_to_email']]:
+            txt = "you need to be one of participate of the action"
+            raise ValidationError(txt)
+
+    @validates_schema
+    def validate_code(self, data: dict):
+        """If the user not exist, you need a code to be able to do the traceability"""
+        if data['user_from_email'] and data['user_to_email']:
+            data['confirm'] = True
+            return
+
+        if not data['confirm'] and not data.get('code'):
+            txt = "you need a code to be able to do the traceability"
+            raise ValidationError(txt)
+
+        data['code'] = data['code'].replace('@', '_')
 
 
 class InitTransfer(Trade):

ereuse_devicehub/resources/action/views/snapshot.py

@@ -0,0 +1,145 @@
+""" This is the view for Snapshots """
+
+import os
+import json
+import shutil
+from datetime import datetime
+
+from flask import current_app as app, g
+from sqlalchemy.util import OrderedSet
+
+from ereuse_devicehub.db import db
+from ereuse_devicehub.resources.action.models import RateComputer, Snapshot
+from ereuse_devicehub.resources.device.models import Computer
+from ereuse_devicehub.resources.action.rate.v1_0 import CannotRate
+from ereuse_devicehub.resources.enums import SnapshotSoftware, Severity
+from ereuse_devicehub.resources.user.exceptions import InsufficientPermission
+
+
+def save_json(req_json, tmp_snapshots, user, live=False):
+    """
+    This function allow save a snapshot in json format un a TMP_SNAPSHOTS directory
+    The file need to be saved with one name format with the stamptime and uuid joins
+    """
+    uuid = req_json.get('uuid', '')
+    now = datetime.now()
+    year = now.year
+    month = now.month
+    day = now.day
+    hour = now.hour
+    minutes = now.minute
+
+    name_file = f"{year}-{month}-{day}-{hour}-{minutes}_{user}_{uuid}.json"
+    path_dir_base = os.path.join(tmp_snapshots, user)
+    if live:
+        path_dir_base = tmp_snapshots
+    path_errors = os.path.join(path_dir_base, 'errors')
+    path_fixeds = os.path.join(path_dir_base, 'fixeds')
+    path_name = os.path.join(path_errors, name_file)
+
+    if not os.path.isdir(path_dir_base):
+        os.system(f'mkdir -p {path_errors}')
+        os.system(f'mkdir -p {path_fixeds}')
+
+    with open(path_name, 'w') as snapshot_file:
+        snapshot_file.write(json.dumps(req_json))
+
+    return path_name
+
+
+def move_json(tmp_snapshots, path_name, user, live=False):
+    """
+    This function move the json than it's correct
+    """
+    path_dir_base = os.path.join(tmp_snapshots, user)
+    if live:
+        path_dir_base = tmp_snapshots
+    if os.path.isfile(path_name):
+        shutil.copy(path_name, path_dir_base)
+        os.remove(path_name)
+
+
+
+class SnapshotView():
+    """Performs a Snapshot.
+
+    See `Snapshot` section in docs for more info.
+    """
+    # Note that if we set the device / components into the snapshot
+    # model object, when we flush them to the db we will flush
+    # snapshot, and we want to wait to flush snapshot at the end
+
+    def __init__(self, snapshot_json: dict, resource_def, schema):
+        self.schema = schema
+        self.snapshot_json = snapshot_json
+        self.resource_def = resource_def
+        self.tmp_snapshots = app.config['TMP_SNAPSHOTS']
+        self.path_snapshot = save_json(snapshot_json, self.tmp_snapshots, g.user.email)
+        snapshot_json.pop('debug', None)
+        self.snapshot_json = resource_def.schema.load(snapshot_json)
+        self.response = self.build()
+        move_json(self.tmp_snapshots, self.path_snapshot, g.user.email)
+
+    def post(self):
+        return self.response
+
+    def build(self):
+        device = self.snapshot_json.pop('device')  # type: Computer
+        components = None
+        if self.snapshot_json['software'] == (SnapshotSoftware.Workbench or SnapshotSoftware.WorkbenchAndroid):
+            components = self.snapshot_json.pop('components', None)  # type: List[Component]
+            if isinstance(device, Computer) and device.hid:
+                device.add_mac_to_hid(components_snap=components)
+        snapshot = Snapshot(**self.snapshot_json)
+
+        # Remove new actions from devices so they don't interfere with sync
+        actions_device = set(e for e in device.actions_one)
+        device.actions_one.clear()
+        if components:
+            actions_components = tuple(set(e for e in c.actions_one) for c in components)
+            for component in components:
+                component.actions_one.clear()
+
+        assert not device.actions_one
+        assert all(not c.actions_one for c in components) if components else True
+        db_device, remove_actions = self.resource_def.sync.run(device, components)
+
+        del device  # Do not use device anymore
+        snapshot.device = db_device
+        snapshot.actions |= remove_actions | actions_device  # Set actions to snapshot
+        # commit will change the order of the components by what
+        # the DB wants. Let's get a copy of the list so we preserve order
+        ordered_components = OrderedSet(x for x in snapshot.components)
+
+        # Add the new actions to the db-existing devices and components
+        db_device.actions_one |= actions_device
+        if components:
+            for component, actions in zip(ordered_components, actions_components):
+                component.actions_one |= actions
+                snapshot.actions |= actions
+
+        if snapshot.software == SnapshotSoftware.Workbench:
+            # Check ownership of (non-component) device to from current.user
+            if db_device.owner_id != g.user.id:
+                raise InsufficientPermission()
+            # Compute ratings
+            try:
+                rate_computer, price = RateComputer.compute(db_device)
+            except CannotRate:
+                pass
+            else:
+                snapshot.actions.add(rate_computer)
+                if price:
+                    snapshot.actions.add(price)
+        elif snapshot.software == SnapshotSoftware.WorkbenchAndroid:
+            pass  # TODO try except to compute RateMobile
+        # Check if HID is null and add Severity:Warning to Snapshot
+        if snapshot.device.hid is None:
+            snapshot.severity = Severity.Warning
+
+        db.session.add(snapshot)
+        db.session().final_flush()
+        ret = self.schema.jsonify(snapshot)  # transform it back
+        ret.status_code = 201
+        db.session.commit()
+        return ret

ereuse_devicehub/resources/action/views/trade.py

@@ -0,0 +1,263 @@
+import copy
+
+from flask import g
+from sqlalchemy.util import OrderedSet
+from teal.marshmallow import ValidationError
+
+from ereuse_devicehub.db import db
+from ereuse_devicehub.resources.action.models import Trade, Confirm, ConfirmRevoke, Revoke
+from ereuse_devicehub.resources.user.models import User
+from ereuse_devicehub.resources.lot.views import delete_from_trade
+
+
+class TradeView():
+    """Handler for manager the trade action register from post
+
+       request_post = {
+           'type': 'Trade',
+           'devices': [device_id],
+           'userFrom': user2.email,
+           'userTo': user.email,
+           'price': 10,
+           'date': "2020-12-01T02:00:00+00:00",
+           'documentID': '1',
+           'lot': lot['id'],
+           'confirm': True,
+       }
+
+    """
+
+    def __init__(self, data, resource_def, schema):
+        self.schema = schema
+        self.data = resource_def.schema.load(data)
+        self.data.pop('user_to_email', '')
+        self.data.pop('user_from_email', '')
+        self.create_phantom_account()
+        self.trade = Trade(**self.data)
+        db.session.add(self.trade)
+        self.create_confirmations()
+        self.create_automatic_trade()
+
+    def post(self):
+        db.session().final_flush()
+        ret = self.schema.jsonify(self.trade)
+        ret.status_code = 201
+        db.session.commit()
+        return ret
+
+    def create_confirmations(self) -> None:
+        """Do the first confirmation for the user than do the action"""
+
+        # if the confirmation is mandatory, do automatic confirmation only for
+        # owner of the lot
+        if self.trade.confirm:
+            confirm = Confirm(user=g.user,
+                              action=self.trade,
+                              devices=self.trade.devices)
+            db.session.add(confirm)
+            return
+
+        # check than the user than want to do the action is one of the users
+        # involved in the action
+        if not g.user in [self.trade.user_from, self.trade.user_to]:
+            txt = "You do not participate in this trading"
+            raise ValidationError(txt)
+
+        confirm_from = Confirm(user=self.trade.user_from,
+                               action=self.trade,
+                               devices=self.trade.devices)
+        confirm_to = Confirm(user=self.trade.user_to,
+                             action=self.trade,
+                             devices=self.trade.devices)
+        db.session.add(confirm_from)
+        db.session.add(confirm_to)
+
+    def create_phantom_account(self) -> None:
+        """
+        If exist both users not to do nothing
+        If exist from but not to:
+            search if exist in the DB
+                if exist use it
+                else create new one
+        The same if exist to but not from
+
+        """
+        user_from = self.data.get('user_from')
+        user_to = self.data.get('user_to')
+        code = self.data.get('code')
+
+        if user_from and user_to:
+            return
+
+        if self.data['confirm']:
+            return
+
+        if user_from and not user_to:
+            assert g.user == user_from
+            email = "{}_{}@dhub.com".format(str(user_from.id), code)
+            users = User.query.filter_by(email=email)
+            if users.first():
+                user = users.first()
+                self.data['user_to'] = user
+                return
+
+            user = User(email=email, password='', active=False, phantom=True)
+            db.session.add(user)
+            self.data['user_to'] = user
+
+        if not user_from and user_to:
+            email = "{}_{}@dhub.com".format(str(user_to.id), code)
+            users = User.query.filter_by(email=email)
+            if users.first():
+                user = users.first()
+                self.data['user_from'] = user
+                return
+
+            user = User(email=email, password='', active=False, phantom=True)
+            db.session.add(user)
+            self.data['user_from'] = user
+
+    def create_automatic_trade(self) -> None:
+        # not do nothing if it's neccesary confirmation explicity
+        if self.trade.confirm:
+            return
+
+        # Change the owner for every devices
+        for dev in self.trade.devices:
+            dev.change_owner(self.trade.user_to)
+
+
+class ConfirmMixin():
+    """
+       Very Important:
+       ==============
+       All of this Views than inherit of this class is executed for users
+       than is not owner of the Trade action.
+
+       The owner of Trade action executed this actions of confirm and revoke from the
+       lot
+
+    """
+
+    Model = None
+
+    def __init__(self, data, resource_def, schema):
+        self.schema = schema
+        a = resource_def.schema.load(data)
+        self.validate(a)
+        if not a['devices']:
+            raise ValidationError('Devices not exist.')
+        self.model = self.Model(**a)
+
+    def post(self):
+        db.session().final_flush()
+        ret = self.schema.jsonify(self.model)
+        ret.status_code = 201
+        db.session.commit()
+        return ret
+
+
+class ConfirmView(ConfirmMixin):
+    """Handler for manager the Confirmation register from post
+
+       request_confirm = {
+           'type': 'Confirm',
+           'action': trade.id,
+           'devices': [device_id]
+       }
+    """
+
+    Model = Confirm
+
+    def validate(self, data):
+        """If there are one device than have one confirmation,
+           then remove the list this device of the list of devices of this action
+        """
+        # import pdb; pdb.set_trace()
+        real_devices = []
+        for dev in data['devices']:
+            ac = dev.last_action_trading
+            if ac.type == Confirm.t and not ac.user == g.user:
+                real_devices.append(dev)
+
+        data['devices'] = OrderedSet(real_devices)
+
+        # Change the owner for every devices
+        for dev in data['devices']:
+            user_to = data['action'].user_to
+            dev.change_owner(user_to)
+
+
+class RevokeView(ConfirmMixin):
+    """Handler for manager the Revoke register from post
+
+       request_revoke = {
+           'type': 'Revoke',
+           'action': trade.id,
+           'devices': [device_id],
+       }
+
+    """
+
+    Model = Revoke
+
+    def __init__(self, data, resource_def, schema):
+        self.schema = schema
+        a = resource_def.schema.load(data)
+        self.validate(a)
+
+    def validate(self, data):
+        """All devices need to have the status of DoubleConfirmation."""
+
+        ### check ###
+        if not data['devices']:
+            raise ValidationError('Devices not exist.')
+
+        for dev in data['devices']:
+            if not dev.trading == 'TradeConfirmed':
+                txt = 'Some of devices do not have enough to confirm for to do a revoke'
+                ValidationError(txt)
+        ### End check ###
+
+        ids = {d.id for d in data['devices']}
+        lot = data['action'].lot
+        # import pdb; pdb.set_trace()
+        self.model = delete_from_trade(lot, ids)
+
+
+class ConfirmRevokeView(ConfirmMixin):
+    """Handler for manager the Confirmation register from post
+
+       request_confirm_revoke = {
+           'type': 'ConfirmRevoke',
+           'action': action_revoke.id,
+           'devices': [device_id]
+       }
+
+    """
+
+    Model = ConfirmRevoke
+
+    def validate(self, data):
+        """All devices need to have the status of revoke."""
+
+        if not data['action'].type == 'Revoke':
+            txt = 'Error: this action is not a revoke action'
+            ValidationError(txt)
+
+        for dev in data['devices']:
+            if not dev.trading == 'Revoke':
+                txt = 'Some of devices do not have revoke to confirm'
+                ValidationError(txt)
+
+        devices = OrderedSet(data['devices'])
+        data['devices'] = devices
+
+        # Change the owner for every devices
+        # data['action'] == 'Revoke'
+
+        trade = data['action'].action
+        for dev in devices:
+            dev.reset_owner()
+
+        trade.lot.devices.difference_update(devices)

ereuse_devicehub/resources/action/views/views.py

@@ -1,73 +1,26 @@
 """ This is the view for Snapshots """
 
-import os
+from datetime import timedelta
-import json
-import shutil
-from datetime import datetime, timedelta
 from distutils.version import StrictVersion
 from uuid import UUID
 
 from flask import current_app as app, request, g
-from sqlalchemy.util import OrderedSet
 from teal.marshmallow import ValidationError
 from teal.resource import View
 from teal.db import ResourceNotFound
 
 from ereuse_devicehub.db import db
 from ereuse_devicehub.query import things_response
-from ereuse_devicehub.resources.action.models import (Action, RateComputer, Snapshot, VisualTest,
+from ereuse_devicehub.resources.action.models import (Action, Snapshot, VisualTest,
-                                                      InitTransfer, Live, Allocate, Deallocate)
+                                                      InitTransfer, Live, Allocate, Deallocate,
+                                                      Trade, Confirm, ConfirmRevoke, Revoke)
 from ereuse_devicehub.resources.device.models import Device, Computer, DataStorage
-from ereuse_devicehub.resources.action.rate.v1_0 import CannotRate
+from ereuse_devicehub.resources.enums import Severity
-from ereuse_devicehub.resources.enums import SnapshotSoftware, Severity
+from ereuse_devicehub.resources.action.views import trade as trade_view
-from ereuse_devicehub.resources.user.exceptions import InsufficientPermission
+from ereuse_devicehub.resources.action.views.snapshot import SnapshotView, save_json, move_json
 
 SUPPORTED_WORKBENCH = StrictVersion('11.0')
 
-
-def save_json(req_json, tmp_snapshots, user, live=False):
-    """
-    This function allow save a snapshot in json format un a TMP_SNAPSHOTS directory
-    The file need to be saved with one name format with the stamptime and uuid joins
-    """
-    uuid = req_json.get('uuid', '')
-    now = datetime.now()
-    year = now.year
-    month = now.month
-    day = now.day
-    hour = now.hour
-    minutes = now.minute
-
-    name_file = f"{year}-{month}-{day}-{hour}-{minutes}_{user}_{uuid}.json"
-    path_dir_base = os.path.join(tmp_snapshots, user)
-    if live:
-        path_dir_base = tmp_snapshots
-    path_errors = os.path.join(path_dir_base, 'errors')
-    path_fixeds = os.path.join(path_dir_base, 'fixeds')
-    path_name = os.path.join(path_errors, name_file)
-
-    if not os.path.isdir(path_dir_base):
-        os.system(f'mkdir -p {path_errors}')
-        os.system(f'mkdir -p {path_fixeds}')
-
-    with open(path_name, 'w') as snapshot_file:
-        snapshot_file.write(json.dumps(req_json))
-
-    return path_name
-
-
-def move_json(tmp_snapshots, path_name, user, live=False):
-    """
-    This function move the json than it's correct
-    """
-    path_dir_base = os.path.join(tmp_snapshots, user)
-    if live:
-        path_dir_base = tmp_snapshots
-    if os.path.isfile(path_name):
-        shutil.copy(path_name, path_dir_base)
-        os.remove(path_name)
-
-
 class AllocateMix():
     model = None
 
@@ -223,18 +176,32 @@ class ActionView(View):
         #   defs
         resource_def = app.resources[json['type']]
         if json['type'] == Snapshot.t:
-            tmp_snapshots = app.config['TMP_SNAPSHOTS']
+            snapshot = SnapshotView(json, resource_def, self.schema)
-            path_snapshot = save_json(json, tmp_snapshots, g.user.email)
+            return snapshot.post()
-            json.pop('debug', None)
+
-            a = resource_def.schema.load(json)
-            response = self.snapshot(a, resource_def)
-            move_json(tmp_snapshots, path_snapshot, g.user.email)
-            return response
         if json['type'] == VisualTest.t:
             pass
             # TODO JN add compute rate with new visual test and old components device
+
         if json['type'] == InitTransfer.t:
             return self.transfer_ownership()
+
+        if json['type'] == Trade.t:
+            trade = trade_view.TradeView(json, resource_def, self.schema)
+            return trade.post()
+
+        if json['type'] == Confirm.t:
+            confirm = trade_view.ConfirmView(json, resource_def, self.schema)
+            return confirm.post()
+
+        if json['type'] == Revoke.t:
+            revoke = trade_view.RevokeView(json, resource_def, self.schema)
+            return revoke.post()
+
+        if json['type'] == ConfirmRevoke.t:
+            confirm_revoke = trade_view.ConfirmRevokeView(json, resource_def, self.schema)
+            return confirm_revoke.post()
+
         a = resource_def.schema.load(json)
         Model = db.Model._decl_class_registry.data[json['type']]()
         action = Model(**a)
@@ -250,75 +217,7 @@ class ActionView(View):
         action = Action.query.filter_by(id=id).one()
         return self.schema.jsonify(action)
 
-    def snapshot(self, snapshot_json: dict, resource_def):
-        """Performs a Snapshot.
-
-        See `Snapshot` section in docs for more info.
-        """
-        # Note that if we set the device / components into the snapshot
-        # model object, when we flush them to the db we will flush
-        # snapshot, and we want to wait to flush snapshot at the end
-
-        device = snapshot_json.pop('device')  # type: Computer
-        components = None
-        if snapshot_json['software'] == (SnapshotSoftware.Workbench or SnapshotSoftware.WorkbenchAndroid):
-            components = snapshot_json.pop('components', None)  # type: List[Component]
-            if isinstance(device, Computer) and device.hid:
-                device.add_mac_to_hid(components_snap=components)
-        snapshot = Snapshot(**snapshot_json)
-
-        # Remove new actions from devices so they don't interfere with sync
-        actions_device = set(e for e in device.actions_one)
-        device.actions_one.clear()
-        if components:
-            actions_components = tuple(set(e for e in c.actions_one) for c in components)
-            for component in components:
-                component.actions_one.clear()
-
-        assert not device.actions_one
-        assert all(not c.actions_one for c in components) if components else True
-        db_device, remove_actions = resource_def.sync.run(device, components)
-
-        del device  # Do not use device anymore
-        snapshot.device = db_device
-        snapshot.actions |= remove_actions | actions_device  # Set actions to snapshot
-        # commit will change the order of the components by what
-        # the DB wants. Let's get a copy of the list so we preserve order
-        ordered_components = OrderedSet(x for x in snapshot.components)
-
-        # Add the new actions to the db-existing devices and components
-        db_device.actions_one |= actions_device
-        if components:
-            for component, actions in zip(ordered_components, actions_components):
-                component.actions_one |= actions
-                snapshot.actions |= actions
-
-        if snapshot.software == SnapshotSoftware.Workbench:
-            # Check ownership of (non-component) device to from current.user
-            if db_device.owner_id != g.user.id:
-                raise InsufficientPermission()
-            # Compute ratings
-            try:
-                rate_computer, price = RateComputer.compute(db_device)
-            except CannotRate:
-                pass
-            else:
-                snapshot.actions.add(rate_computer)
-                if price:
-                    snapshot.actions.add(price)
-        elif snapshot.software == SnapshotSoftware.WorkbenchAndroid:
-            pass  # TODO try except to compute RateMobile
-        # Check if HID is null and add Severity:Warning to Snapshot
-        if snapshot.device.hid is None:
-            snapshot.severity = Severity.Warning
-
-        db.session.add(snapshot)
-        db.session().final_flush()
-        ret = self.schema.jsonify(snapshot)  # transform it back
-        ret.status_code = 201
-        db.session.commit()
-        return ret
-
     def transfer_ownership(self):
         """Perform a InitTransfer action to change author_id of device"""
         pass
+

ereuse_devicehub/resources/device/models.py

@@ -1,5 +1,6 @@
 import pathlib
 import copy
+from flask import g
 from contextlib import suppress
 from fractions import Fraction
 from itertools import chain
@@ -253,14 +254,100 @@ class Device(Thing):
             from ereuse_devicehub.resources.action.models import Price
             return self.last_action_of(Price)
 
+    @property
+    def last_action_trading(self):
+        """which is the last action trading"""
+        from ereuse_devicehub.resources.device import states
+        with suppress(LookupError, ValueError):
+            return self.last_action_of(*states.Trading.actions())
+
     @property
     def trading(self):
-        """The actual trading state, or None if no Trade action has
+        """The trading state, or None if no Trade action has
-        ever been performed to this device."""
+        ever been performed to this device. This extract the posibilities for to do"""
+
+        # trade = 'Trade'
+        confirm = 'Confirm'
+        need_confirm = 'NeedConfirmation'
+        double_confirm = 'TradeConfirmed'
+        revoke = 'Revoke'
+        revoke_pending = 'RevokePending'
+        confirm_revoke = 'ConfirmRevoke'
+        # revoke_confirmed = 'RevokeConfirmed'
+
+        # return the correct status of trade depending of the user
+
+        ##### CASES #####
+        ## User1 == owner of trade (This user have automatic Confirmation)
+        ## =======================
+        ## if the last action is  => only allow to do
+        ## ==========================================
+        ## Confirmation not User1 => Revoke
+        ## Confirmation User1     => Revoke
+        ## Revoke not User1       => ConfirmRevoke
+        ## Revoke User1           => RevokePending
+        ## RevokeConfirmation     => RevokeConfirmed
+        ##
+        ##
+        ## User2 == Not owner of trade
+        ## =======================
+        ## if the last action is  => only allow to do
+        ## ==========================================
+        ## Confirmation not User2 => Confirm
+        ## Confirmation User2     => Revoke
+        ## Revoke not User2       => ConfirmRevoke
+        ## Revoke User2           => RevokePending
+        ## RevokeConfirmation     => RevokeConfirmed
+
+        ac = self.last_action_trading
+        if not ac:
+            return 
+
+        first_owner = self.which_user_put_this_device_in_trace()
+
+        if ac.type == confirm_revoke:
+            # can to do revoke_confirmed
+            return confirm_revoke
+
+        if ac.type == revoke: 
+            if ac.user == g.user:
+                # can todo revoke_pending
+                return revoke_pending
+            else:
+                # can to do confirm_revoke
+                return revoke
+
+        if ac.type == confirm:
+            if not first_owner:
+                return
+
+            if ac.user == first_owner:
+                if first_owner == g.user:
+                    # can to do revoke
+                    return confirm
+                else:
+                    # can to do confirm
+                    return need_confirm
+            else:
+                # can to do revoke
+                return double_confirm
+
+    @property
+    def revoke(self):
+        """If the actual trading state is an revoke action, this property show
+        the id of that revoke"""
         from ereuse_devicehub.resources.device import states
         with suppress(LookupError, ValueError):
             action = self.last_action_of(*states.Trading.actions())
-            return states.Trading(action.__class__)
+            if action.type == 'Revoke':
+                return action.id
+
+    @property
+    def confirm_status(self):
+        """The actual state of confirmation of one Trade, or None if no Trade action
+        has ever been performed to this device."""
+        # TODO @cayop we need implement this functionality
+        return None
 
     @property
     def physical(self):
@@ -347,12 +434,37 @@ class Device(Thing):
         """
         try:
             # noinspection PyTypeHints
-            actions = self.actions
+            actions = copy.copy(self.actions)
             actions.sort(key=lambda x: x.created)
             return next(e for e in reversed(actions) if isinstance(e, types))
         except StopIteration:
             raise LookupError('{!r} does not contain actions of types {}.'.format(self, types))
 
+    def which_user_put_this_device_in_trace(self):
+        """which is the user than put this device in this trade"""
+        actions = copy.copy(self.actions)
+        actions.sort(key=lambda x: x.created)
+        actions.reverse()
+        last_ac = None
+        # search the automatic Confirm
+        for ac in actions:
+            if ac.type == 'Trade':
+                return last_ac.user
+            if ac.type == 'Confirm':
+                last_ac = ac
+
+    def change_owner(self, new_user):
+        """util for change the owner one device"""
+        self.owner = new_user
+        if hasattr(self, 'components'):
+            for c in self.components:
+                c.owner = new_user
+
+    def reset_owner(self):
+        """Change the owner with the user put the device into the trade"""
+        user = self.which_user_put_this_device_in_trace()
+        self.change_owner(user)
+
     def _warning_actions(self, actions):
         return sorted(ev for ev in actions if ev.severity >= Severity.Warning)
 

ereuse_devicehub/resources/device/schemas.py

@@ -51,9 +51,11 @@ class Device(Thing):
     rate = NestedOn('Rate', dump_only=True, description=m.Device.rate.__doc__)
     price = NestedOn('Price', dump_only=True, description=m.Device.price.__doc__)
     trading = EnumField(states.Trading, dump_only=True, description=m.Device.trading.__doc__)
+    trading = SanitizedStr(dump_only=True, description='')
     physical = EnumField(states.Physical, dump_only=True, description=m.Device.physical.__doc__)
     traking= EnumField(states.Traking, dump_only=True, description=m.Device.physical.__doc__)
     usage = EnumField(states.Usage, dump_only=True, description=m.Device.physical.__doc__)
+    revoke =  UUID(dump_only=True)
     physical_possessor = NestedOn('Agent', dump_only=True, data_key='physicalPossessor')
     production_date = DateTime('iso',
                                description=m.Device.updated.comment,

ereuse_devicehub/resources/device/states.py

@@ -23,6 +23,7 @@ class Trading(State):
     """Trading states.
 
     :cvar Reserved: The device has been reserved.
+    :cvar Trade: The devices has been changed of owner.
     :cvar Cancelled: The device has been cancelled.
     :cvar Sold: The device has been sold.
     :cvar Donated: The device is donated.
@@ -33,6 +34,10 @@ class Trading(State):
           from the facility. It does not mean end-of-life.
     """
     Reserved = e.Reserve
+    Trade = e.Trade
+    Confirm = e.Confirm
+    Revoke = e.Revoke
+    ConfirmRevoke = e.ConfirmRevoke
     Cancelled = e.CancelTrade
     Sold = e.Sell
     Donated = e.Donate

ereuse_devicehub/resources/device/views.py

@@ -24,6 +24,7 @@ from ereuse_devicehub.resources.device.models import Device, Manufacturer, Compu
 from ereuse_devicehub.resources.device.search import DeviceSearch
 from ereuse_devicehub.resources.enums import SnapshotSoftware
 from ereuse_devicehub.resources.lot.models import LotDeviceDescendants
+from ereuse_devicehub.resources.action.models import Trade
 from ereuse_devicehub.resources.tag.model import Tag
 
 
@@ -150,7 +151,16 @@ class DeviceView(View):
         )
 
     def query(self, args):
-        query = Device.query.filter((Device.owner_id == g.user.id)).distinct()
+        trades = Trade.query.filter(
+            (Trade.user_from == g.user) | (Trade.user_to == g.user)
+        ).distinct()
+
+        trades_dev_ids = {d.id for t in trades for d in t.devices}
+
+        query = Device.query.filter(
+            (Device.owner_id == g.user.id) | (Device.id.in_(trades_dev_ids))
+        ).distinct()
+
         search_p = args.get('search', None)
         if search_p:
             properties = DeviceSearch.properties

ereuse_devicehub/resources/lot/models.py

@@ -99,6 +99,10 @@ class Lot(Thing):
     def descendants(self):
         return self.descendantsq(self.id)
 
+    @property
+    def is_temporary(self):
+        return False if self.trade else True
+
     @classmethod
     def descendantsq(cls, id):
         _id = UUIDLtree.convert(id)

ereuse_devicehub/resources/lot/schemas.py

@@ -4,6 +4,7 @@ from teal.marshmallow import SanitizedStr, URL, EnumField
 from ereuse_devicehub.marshmallow import NestedOn
 from ereuse_devicehub.resources.deliverynote import schemas as s_deliverynote
 from ereuse_devicehub.resources.device import schemas as s_device
+from ereuse_devicehub.resources.action import schemas as s_action
 from ereuse_devicehub.resources.enums import TransferState
 from ereuse_devicehub.resources.lot import models as m
 from ereuse_devicehub.resources.models import STR_SIZE
@@ -26,3 +27,4 @@ class Lot(Thing):
     transfer_state = EnumField(TransferState, description=m.Lot.transfer_state.comment)
     receiver_address = SanitizedStr(validate=f.validate.Length(max=42))
     deliverynote = NestedOn(s_deliverynote.Deliverynote, dump_only=True)
+    trade = NestedOn(s_action.Trade, dump_only=True)

ereuse_devicehub/resources/lot/views.py

@@ -12,8 +12,8 @@ from teal.resource import View
 
 from ereuse_devicehub.db import db
 from ereuse_devicehub.query import things_response
-from ereuse_devicehub.resources.deliverynote.models import Deliverynote
 from ereuse_devicehub.resources.device.models import Device, Computer
+from ereuse_devicehub.resources.action.models import Trade, Confirm, Revoke, ConfirmRevoke
 from ereuse_devicehub.resources.lot.models import Lot, Path
 
 
@@ -97,9 +97,9 @@ class LotView(View):
         return jsonify(ret)
 
     def visibility_filter(self, query):
-        query = query.outerjoin(Deliverynote) \
+        query = query.outerjoin(Trade) \
-            .filter(or_(Deliverynote.receiver_address == g.user.email,
+            .filter(or_(Trade.user_from == g.user,
-                        Deliverynote.supplier_email == g.user.email,
+                        Trade.user_to == g.user,
                         Lot.owner_id == g.user.id))
         return query
 
@@ -108,7 +108,7 @@ class LotView(View):
         return query
 
     def delete(self, id):
-        lot = Lot.query.filter_by(id=id).one()
+        lot = Lot.query.filter_by(id=id, owner=g.user).one()
         lot.delete()
         db.session.commit()
         return Response(status=204)
@@ -224,7 +224,92 @@ class LotDeviceView(LotBaseChildrenView):
         id = ma.fields.List(ma.fields.Integer())
 
     def _post(self, lot: Lot, ids: Set[int]):
-        lot.devices.update(Device.query.filter(Device.id.in_(ids)))
+        # get only new devices
+        ids -= {x.id for x in lot.devices}
+        if not ids:
+            return
+
+        users = [g.user.id]
+        if lot.trade:
+            # all users involved in the trade action can modify the lot
+            trade_users = [lot.trade.user_from.id, lot.trade.user_to.id]
+            if g.user in trade_users:
+                users = trade_users
+
+        devices = set(Device.query.filter(Device.id.in_(ids)).filter(
+            Device.owner_id.in_(users)))
+
+        lot.devices.update(devices)
+
+        if lot.trade:
+            lot.trade.devices = lot.devices
+            if g.user in [lot.trade.user_from, lot.trade.user_to]:
+                confirm = Confirm(action=lot.trade, user=g.user, devices=devices)
+                db.session.add(confirm)
 
     def _delete(self, lot: Lot, ids: Set[int]):
-        lot.devices.difference_update(Device.query.filter(Device.id.in_(ids)))
+        # if there are some devices in ids than not exist now in the lot, then exit
+        if not ids.issubset({x.id for x in lot.devices}):
+            return
+
+        if lot.trade:
+            return delete_from_trade(lot, ids)
+
+        # import pdb; pdb.set_trace()
+        if not g.user == lot.owner:
+            txt = 'This is not your lot'
+            raise ma.ValidationError(txt)
+
+        devices = set(Device.query.filter(Device.id.in_(ids)).filter(
+            Device.owner_id == g.user.id))
+
+        lot.devices.difference_update(devices)
+
+
+def delete_from_trade(lot: Lot, ids: Set[int]):
+    users = [lot.trade.user_from.id, lot.trade.user_to.id]
+    if not g.user.id in users:
+        # theoretically this case is impossible
+        txt = 'This is not your trade'
+        raise ma.ValidationError(txt)
+
+    # import pdb; pdb.set_trace()
+    devices = set(Device.query.filter(Device.id.in_(ids)).filter(
+        Device.owner_id.in_(users)))
+
+    # Now we need to know which devices we need extract of the lot
+    without_confirms = set() # set of devs without confirms of user2
+
+    # if the trade need confirmation, then extract all devs than
+    # have only one confirmation and is from the same user than try to do
+    # now the revoke action
+    if lot.trade.confirm:
+        for dev in devices:
+            # if have only one confirmation
+            # then can be revoked and deleted of the lot
+            # Confirm of dev.trading mean that there are only one confirmation
+            # and the first user than put this device in trade is the actual g.user
+            if dev.trading == 'Confirm': 
+                without_confirms.add(dev)
+                dev.reset_owner()
+
+    # we need to mark one revoke for every devs
+    revoke = Revoke(action=lot.trade, user=g.user, devices=devices)
+    db.session.add(revoke)
+
+    if not lot.trade.confirm:
+        # if the trade is with phantom account
+        without_confirms = devices
+
+    if without_confirms:
+        confirm_revoke = ConfirmRevoke(
+            action=revoke,
+            user=g.user,
+            devices=without_confirms
+        )
+        db.session.add(confirm_revoke)
+
+        lot.devices.difference_update(without_confirms)
+        lot.trade.devices = lot.devices
+
+    return revoke

ereuse_devicehub/resources/user/models.py

@@ -2,7 +2,7 @@ from uuid import uuid4
 
 from citext import CIText
 from flask import current_app as app
-from sqlalchemy import Column, BigInteger, Sequence
+from sqlalchemy import Column, Boolean, BigInteger, Sequence
 from sqlalchemy.dialects.postgresql import UUID
 from sqlalchemy_utils import EmailType, PasswordType
 from teal.db import IntEnum
@@ -23,6 +23,8 @@ class User(Thing):
                                        **kwargs
                                    )))
     token = Column(UUID(as_uuid=True), default=uuid4, unique=True, nullable=False)
+    active = Column(Boolean, default=True, nullable=False)
+    phantom = Column(Boolean, default=False, nullable=False)
     inventories = db.relationship(Inventory,
                                   backref=db.backref('users', lazy=True, collection_class=set),
                                   secondary=lambda: UserInventory.__table__,
@@ -30,16 +32,20 @@ class User(Thing):
 
     # todo set restriction that user has, at least, one active db
 
-    def __init__(self, email, password=None, inventories=None) -> None:
+    def __init__(self, email, password=None, inventories=None, active=True, phantom=False) -> None:
         """Creates an user.
         :param email:
         :param password:
         :param inventories: A set of Inventory where the user has
         access to. If none, the user is granted access to the current
         inventory.
+        :param active: allow active and deactive one account without delete the account
+        :param phantom: it's util for identify the phantom accounts
+        create during the trade actions
         """
         inventories = inventories or {Inventory.current}
-        super().__init__(email=email, password=password, inventories=inventories)
+        super().__init__(email=email, password=password, inventories=inventories,
+                         active=active, phantom=phantom)
 
     def __repr__(self) -> str:
         return '<User {0.email}>'.format(self)

ereuse_devicehub/resources/user/views.py

@@ -19,7 +19,7 @@ def login():
     user_s = g.resource_def.SCHEMA(only=('email', 'password'))  # type: UserS
     # noinspection PyArgumentList
     u = request.get_json(schema=user_s)
-    user = User.query.filter_by(email=u['email']).one_or_none()
+    user = User.query.filter_by(email=u['email'], active=True, phantom=False).one_or_none()
     if user and user.password == u['password']:
         schema_with_token = g.resource_def.SCHEMA(exclude=set())
         return schema_with_token.jsonify(user)

tests/test_action.py

@@ -9,6 +9,8 @@ from datetime import datetime, timedelta
 from dateutil.tz import tzutc
 from decimal import Decimal
 from typing import Tuple, Type
+from pytest import raises
+from json.decoder import JSONDecodeError
 
 from flask import current_app as app, g
 from sqlalchemy.util import OrderedSet
@@ -18,6 +20,9 @@ from ereuse_devicehub.db import db
 from ereuse_devicehub.client import UserClient, Client
 from ereuse_devicehub.devicehub import Devicehub
 from ereuse_devicehub.resources import enums
+from ereuse_devicehub.resources.user.models import User
+from ereuse_devicehub.resources.agent.models import Person
+from ereuse_devicehub.resources.lot.models import Lot
 from ereuse_devicehub.resources.action import models
 from ereuse_devicehub.resources.device import states
 from ereuse_devicehub.resources.device.models import Desktop, Device, GraphicCard, HardDrive, \
@@ -607,7 +612,7 @@ def test_save_live_json(app: Devicehub, user: UserClient, client: Client):
     shutil.rmtree(tmp_snapshots)
 
     assert snapshot['debug'] == debug
-    
+
 
 @pytest.mark.mvp
 @pytest.mark.usefixtures(conftest.app_context.__name__)
@@ -628,10 +633,10 @@ def test_allocate(user: UserClient):
     devicehub_id = snapshot['device']['devicehubID']
     post_request = {"transaction": "ccc", 
                     "finalUserCode": "aabbcc",
-                    "name": "John", 
+                    "name": "John",
                     "severity": "Info",
                     "endUsers": 1,
-                    "devices": [device_id], 
+                    "devices": [device_id],
                     "description": "aaa",
                     "startTime": "2020-11-01T02:00:00+00:00",
                     "endTime": "2020-12-01T02:00:00+00:00",
@@ -671,12 +676,12 @@ def test_allocate_bad_dates(user: UserClient):
     device_id = snapshot['device']['id']
     delay = timedelta(days=30)
     future = datetime.now().replace(tzinfo=tzutc()) + delay
-    post_request = {"transaction": "ccc", 
+    post_request = {"transaction": "ccc",
                     "finalUserCode": "aabbcc",
-                    "name": "John", 
+                    "name": "John",
                     "severity": "Info",
                     "end_users": 1,
-                    "devices": [device_id], 
+                    "devices": [device_id],
                     "description": "aaa",
                     "start_time": future,
     }
@@ -740,34 +745,245 @@ def test_deallocate_bad_dates(user: UserClient):
 
 
 @pytest.mark.mvp
-@pytest.mark.parametrize('action_model_state',
+@pytest.mark.xfail(reason='Old functionality')
-                         (pytest.param(ams, id=ams[0].__name__)
+def test_trade_endpoint(user: UserClient, user2: UserClient):
-                          for ams in [
+    """Tests POST one simple Trade between 2 users of the system."""
-                              (models.MakeAvailable, states.Trading.Available),
-                              (models.Sell, states.Trading.Sold),
-                              (models.Donate, states.Trading.Donated),
-                              (models.Rent, states.Trading.Renting),
-                              (models.DisposeProduct, states.Trading.ProductDisposed)
-                          ]))
-def test_trade(action_model_state: Tuple[Type[models.Action], states.Trading], user: UserClient):
-    """Tests POSTing all Trade actions."""
-    # todo missing None states.Trading for after cancelling renting, for example
-    # Remove this test
-    action_model, state = action_model_state
     snapshot, _ = user.post(file('basic.snapshot'), res=models.Snapshot)
-    action = {
+    device, _ = user.get(res=Device, item=snapshot['device']['id'])
-        'type': action_model.t,
+    assert device['id'] == snapshot['device']['id']
+    request_post = {
+        'userTo': user2.user['email'],
+        'price': 1.0,
+        'date': "2020-12-01T02:00:00+00:00",
         'devices': [snapshot['device']['id']]
     }
-    if issubclass(action_model, models.Trade):
+    action, _ = user.post(res=models.Trade, data=request_post)
-        action['to'] = user.user['individuals'][0]['id']
+
-        action['shippingDate'] = '2018-06-29T12:28:54'
+    with raises(JSONDecodeError):
-        action['invoiceNumber'] = 'ABC'
+        device1, _ = user.get(res=Device, item=device['id'])
-    action, _ = user.post(action, res=models.Action)
+
-    assert action['devices'][0]['id'] == snapshot['device']['id']
+    device2, _ = user2.get(res=Device, item=device['id'])
-    device, _ = user.get(res=Device, item=snapshot['device']['devicehubID'])
+    assert device2['id'] == device['id']
-    assert device['actions'][-1]['id'] == action['id']
+
-    assert device['trading'] == state.name
+
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_offer_without_to(user: UserClient):
+    """Test one offer with automatic confirmation and without user to"""
+    snapshot, _ = user.post(file('basic.snapshot'), res=models.Snapshot)
+    device = Device.query.filter_by(id=snapshot['device']['id']).one()
+    lot, _ = user.post({'name': 'MyLot'}, res=Lot)
+    user.post({},
+              res=Lot,
+              item='{}/devices'.format(lot['id']),
+              query=[('id', device.id)])
+
+    # check the owner of the device
+    assert device.owner.email == user.email
+    for c in device.components:
+        assert c.owner.email == user.email
+
+    request_post = {
+        'type': 'Trade',
+        'devices': [device.id],
+        'userFromEmail': user.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot['id'],
+        'confirms': False,
+        'code': 'MAX'
+    }
+    user.post(res=models.Action, data=request_post)
+
+    trade = models.Trade.query.one()
+    assert device in trade.devices
+    # assert trade.confirm_transfer
+    users = [ac.user for ac in trade.acceptances]
+    assert trade.user_to == device.owner
+    assert request_post['code'].lower() in device.owner.email
+    assert device.owner.active == False
+    assert device.owner.phantom == True
+    assert trade.user_to in users
+    assert trade.user_from in users
+    assert device.owner.email != user.email
+    for c in device.components:
+        assert c.owner.email != user.email
+
+    # check if the user_from is owner of the devices
+    request_post = {
+        'type': 'Trade',
+        'devices': [device.id],
+        'userFromEmail': user.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot['id'],
+        'confirms': False,
+        'code': 'MAX'
+    }
+    user.post(res=models.Action, data=request_post, status=422)
+    trade = models.Trade.query.one()
+
+    # Check if the new phantom account is reused and not duplicated
+    computer = file('1-device-with-components.snapshot')
+    snapshot2, _ = user.post(computer, res=models.Snapshot)
+    device2 = Device.query.filter_by(id=snapshot2['device']['id']).one()
+    lot2 = Lot('MyLot2')
+    lot2.owner_id = user.user['id']
+    lot2.devices.add(device2)
+    db.session.add(lot2)
+    db.session.flush()
+    request_post2 = {
+        'type': 'Trade',
+        'devices': [device2.id],
+        'userFromEmail': user.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot2.id,
+        'confirms': False,
+        'code': 'MAX'
+    }
+    user.post(res=models.Action, data=request_post2)
+    assert User.query.filter_by(email=device.owner.email).count() == 1
+
+
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_offer_without_from(user: UserClient, user2: UserClient):
+    """Test one offer without confirmation and without user from"""
+    snapshot, _ = user.post(file('basic.snapshot'), res=models.Snapshot)
+    lot = Lot('MyLot')
+    lot.owner_id = user.user['id']
+    device = Device.query.filter_by(id=snapshot['device']['id']).one()
+
+    # check the owner of the device
+    assert device.owner.email == user.email
+    assert device.owner.email != user2.email
+
+    lot.devices.add(device)
+    db.session.add(lot)
+    db.session.flush()
+    request_post = {
+        'type': 'Trade',
+        'devices': [device.id],
+        'userToEmail': user2.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot.id,
+        'confirms': False,
+        'code': 'MAX'
+    }
+    action, _ = user2.post(res=models.Action, data=request_post, status=422)
+
+    request_post['userToEmail'] = user.email
+    action, _ = user.post(res=models.Action, data=request_post)
+    trade = models.Trade.query.one()
+
+    phantom_user = trade.user_from
+    assert request_post['code'].lower() in phantom_user.email
+    assert phantom_user.active == False
+    assert phantom_user.phantom == True
+    # assert trade.confirm_transfer
+
+    users = [ac.user for ac in trade.acceptances]
+    assert trade.user_to in users
+    assert trade.user_from in users
+    assert user.email in trade.devices[0].owner.email
+    assert device.owner.email != user2.email
+    assert device.owner.email == user.email
+
+
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_offer_without_users(user: UserClient):
+    """Test one offer with doble confirmation"""
+    user2 = User(email='baz@baz.cxm', password='baz')
+    user2.individuals.add(Person(name='Tommy'))
+    db.session.add(user2)
+    db.session.commit()
+    snapshot, _ = user.post(file('basic.snapshot'), res=models.Snapshot)
+    lot = Lot('MyLot')
+    lot.owner_id = user.user['id']
+    device = Device.query.filter_by(id=snapshot['device']['id']).one()
+    lot.devices.add(device)
+    db.session.add(lot)
+    db.session.flush()
+    request_post = {
+        'type': 'Trade',
+        'devices': [device.id],
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot.id,
+        'confirms': False,
+        'code': 'MAX'
+    }
+    action, response = user.post(res=models.Action, data=request_post, status=422)
+    txt = 'you need one user from or user to for to do a trade'
+    assert txt in action['message']['_schema']
+
+
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_offer(user: UserClient):
+    """Test one offer with doble confirmation"""
+    user2 = User(email='baz@baz.cxm', password='baz')
+    user2.individuals.add(Person(name='Tommy'))
+    db.session.add(user2)
+    db.session.commit()
+    snapshot, _ = user.post(file('basic.snapshot'), res=models.Snapshot)
+    lot = Lot('MyLot')
+    lot.owner_id = user.user['id']
+    device = Device.query.filter_by(id=snapshot['device']['id']).one()
+    assert device.owner.email == user.email
+    assert device.owner.email != user2.email
+    lot.devices.add(device)
+    db.session.add(lot)
+    db.session.flush()
+    request_post = {
+        'type': 'Trade',
+        'devices': [],
+        'userFromEmail': user.email,
+        'userToEmail': user2.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot.id,
+        'confirms': True,
+    }
+
+    action, _ = user.post(res=models.Action, data=request_post)
+    # no there are transfer of devices
+    assert device.owner.email == user.email
+    assert device.owner.email != user2.email
+
+
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_offer_without_devices(user: UserClient):
+    """Test one offer with doble confirmation"""
+    user2 = User(email='baz@baz.cxm', password='baz')
+    user2.individuals.add(Person(name='Tommy'))
+    db.session.add(user2)
+    db.session.commit()
+    lot, _ = user.post({'name': 'MyLot'}, res=Lot)
+    request_post = {
+        'type': 'Trade',
+        'devices': [],
+        'userFromEmail': user.email,
+        'userToEmail': user2.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot['id'],
+        'confirms': True,
+    }
+
+    user.post(res=models.Action, data=request_post)
+    # no there are transfer of devices
 
 
 @pytest.mark.mvp
@@ -819,3 +1035,417 @@ def test_erase_physical():
     )
     db.session.add(erasure)
     db.session.commit()
+
+
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_endpoint_confirm(user: UserClient, user2: UserClient):
+    """Check the normal creation and visualization of one confirmation trade"""
+    snapshot, _ = user.post(file('basic.snapshot'), res=models.Snapshot)
+    device_id = snapshot['device']['id']
+    lot, _ = user.post({'name': 'MyLot'}, res=Lot)
+    user.post({},
+              res=Lot,
+              item='{}/devices'.format(lot['id']),
+              query=[('id', device_id)])
+
+    request_post = {
+        'type': 'Trade',
+        'devices': [device_id],
+        'userFromEmail': user.email,
+        'userToEmail': user2.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot['id'],
+        'confirms': True,
+    }
+
+    user.post(res=models.Action, data=request_post)
+    trade = models.Trade.query.one()
+
+    assert trade.devices[0].owner.email == user.email
+
+    request_confirm = {
+        'type': 'Confirm',
+        'action': trade.id,
+        'devices': [device_id]
+    }
+
+    user2.post(res=models.Action, data=request_confirm)
+    user2.post(res=models.Action, data=request_confirm, status=422)
+    assert len(trade.acceptances) == 2
+    assert trade.devices[0].owner.email == user2.email
+
+
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_confirm_revoke(user: UserClient, user2: UserClient):
+    """Check the normal revoke of one confirmation"""
+    snapshot, _ = user.post(file('basic.snapshot'), res=models.Snapshot)
+    device_id = snapshot['device']['id']
+    lot, _ = user.post({'name': 'MyLot'}, res=Lot)
+    user.post({},
+              res=Lot,
+              item='{}/devices'.format(lot['id']),
+              query=[('id', device_id)])
+
+    request_post = {
+        'type': 'Trade',
+        'devices': [device_id],
+        'userFromEmail': user.email,
+        'userToEmail': user2.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot['id'],
+        'confirms': True,
+    }
+
+    user.post(res=models.Action, data=request_post)
+    trade = models.Trade.query.one()
+
+    request_confirm = {
+        'type': 'Confirm',
+        'action': trade.id,
+        'devices': [device_id]
+    }
+
+    request_revoke = {
+        'type': 'Revoke',
+        'action': trade.id,
+        'devices': [device_id],
+    }
+
+
+    # Normal confirmation
+    user2.post(res=models.Action, data=request_confirm)
+
+    # Normal revoke
+    user2.post(res=models.Action, data=request_revoke)
+
+    # You can not to do one confirmation next of one revoke
+    user2.post(res=models.Action, data=request_confirm, status=422)
+    assert len(trade.acceptances) == 3
+
+
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_usecase_confirmation(user: UserClient, user2: UserClient):
+    """Example of one usecase about confirmation"""
+    # the pRp (manatest_usecase_confirmationger) creates a temporary lot
+    lot, _ = user.post({'name': 'MyLot'}, res=Lot)
+    # The manager add 7 device into the lot
+    snap1, _ = user.post(file('basic.snapshot'), res=models.Snapshot)
+    snap2, _ = user.post(file('acer.happy.battery.snapshot'), res=models.Snapshot)
+    snap3, _ = user.post(file('asus-1001pxd.snapshot'), res=models.Snapshot)
+    snap4, _ = user.post(file('desktop-9644w8n-lenovo-0169622.snapshot'), res=models.Snapshot)
+    snap5, _ = user.post(file('laptop-hp_255_g3_notebook-hewlett-packard-cnd52270fw.snapshot'), res=models.Snapshot)
+    snap6, _ = user.post(file('1-device-with-components.snapshot'), res=models.Snapshot)
+    snap7, _ = user.post(file('asus-eee-1000h.snapshot.11'), res=models.Snapshot)
+    snap8, _ = user.post(file('complete.export.snapshot'), res=models.Snapshot)
+    snap9, _ = user.post(file('real-hp-quad-core.snapshot.11'), res=models.Snapshot)
+    snap10, _ = user.post(file('david.lshw.snapshot'), res=models.Snapshot)
+
+    devices = [('id', snap1['device']['id']),
+               ('id', snap2['device']['id']),
+               ('id', snap3['device']['id']),
+               ('id', snap4['device']['id']),
+               ('id', snap5['device']['id']),
+               ('id', snap6['device']['id']),
+               ('id', snap7['device']['id']),
+               ('id', snap8['device']['id']),
+               ('id', snap9['device']['id']),
+               ('id', snap10['device']['id']),
+              ]
+    lot, _ = user.post({},
+                       res=Lot,
+                       item='{}/devices'.format(lot['id']),
+                       query=devices[:7])
+
+    # the manager shares the temporary lot with the SCRAP as an incoming lot 
+    # for the SCRAP to confirm it
+    request_post = {
+        'type': 'Trade',
+        'devices': [],
+        'userFromEmail': user2.email,
+        'userToEmail': user.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot['id'],
+        'confirms': True,
+    }
+
+    user.post(res=models.Action, data=request_post)
+    trade = models.Trade.query.one()
+    # l_after, _ = user.get(res=Lot, item=lot['id'])
+
+    # the SCRAP confirms 3 of the 10 devices in its outgoing lot
+    request_confirm = {
+        'type': 'Confirm',
+        'action': trade.id,
+        'devices': [snap1['device']['id'], snap2['device']['id'], snap3['device']['id']]
+    }
+    assert trade.devices[0].actions[-2].t == 'Trade'
+    assert trade.devices[0].actions[-1].t == 'Confirm'
+    assert trade.devices[0].actions[-1].user == trade.user_to
+
+    user2.post(res=models.Action, data=request_confirm)
+    assert trade.devices[0].actions[-1].t == 'Confirm'
+    assert trade.devices[0].actions[-1].user == trade.user_from
+    n_actions = len(trade.devices[0].actions)
+
+    # check validation error
+    request_confirm = {
+        'type': 'Confirm',
+        'action': trade.id,
+        'devices': [
+            snap10['device']['id']
+        ]
+    }
+
+    user2.post(res=models.Action, data=request_confirm, status=422)
+
+
+    # The manager add 3 device more into the lot
+    lot, _ = user.post({},
+                       res=Lot,
+                       item='{}/devices'.format(lot['id']),
+                       query=devices[7:])
+
+    assert trade.devices[-1].actions[-2].t == 'Trade'
+    assert trade.devices[-1].actions[-1].t == 'Confirm'
+    assert trade.devices[-1].actions[-1].user == trade.user_to
+    assert len(trade.devices[0].actions) == n_actions
+
+
+    # the SCRAP confirms the rest of devices
+    request_confirm = {
+        'type': 'Confirm',
+        'action': trade.id,
+        'devices': [
+            snap1['device']['id'], 
+            snap2['device']['id'], 
+            snap3['device']['id'],
+            snap4['device']['id'],
+            snap5['device']['id'],
+            snap6['device']['id'],
+            snap7['device']['id'],
+            snap8['device']['id'],
+            snap9['device']['id'],
+            snap10['device']['id']
+        ]
+    }
+
+    user2.post(res=models.Action, data=request_confirm)
+    assert trade.devices[-1].actions[-3].t == 'Trade'
+    assert trade.devices[-1].actions[-1].t == 'Confirm'
+    assert trade.devices[-1].actions[-1].user == trade.user_from
+    assert len(trade.devices[0].actions) == n_actions
+
+    # The manager remove one device of the lot and automaticaly 
+    # is create one revoke action
+    device_10 = trade.devices[-1]
+    lot, _ = user.delete({},
+                       res=Lot,
+                       item='{}/devices'.format(lot['id']),
+                       query=devices[-1:], status=200)
+    # import pdb; pdb.set_trace()
+    assert len(trade.lot.devices) == len(trade.devices) == 10
+    assert device_10.actions[-1].t == 'Revoke'
+
+    lot, _ = user.delete({},
+                         res=Lot,
+                         item='{}/devices'.format(lot['id']),
+                         query=devices[-1:], status=200)
+
+    assert device_10.actions[-1].t == 'Revoke'
+
+    # the SCRAP confirms the revoke action
+    request_confirm_revoke = {
+        'type': 'ConfirmRevoke',
+        'action': device_10.actions[-1].id,
+        'devices': [
+            snap10['device']['id']
+        ]
+    }
+
+    user2.post(res=models.Action, data=request_confirm_revoke)
+    assert device_10.actions[-1].t == 'ConfirmRevoke'
+    assert device_10.actions[-2].t == 'Revoke'
+    # assert len(trade.lot.devices) == len(trade.devices) == 9
+    # assert not device_10 in trade.devices
+
+    # check validation error
+    request_confirm_revoke = {
+        'type': 'ConfirmRevoke',
+        'action': device_10.actions[-1].id,
+        'devices': [
+            snap9['device']['id']
+        ]
+    }
+
+    user2.post(res=models.Action, data=request_confirm_revoke, status=422)
+
+
+    # The manager add again device_10
+    # assert len(trade.devices) == 9
+    lot, _ = user.post({},
+                       res=Lot,
+                       item='{}/devices'.format(lot['id']),
+                       query=devices[-1:])
+
+    assert device_10.actions[-1].t == 'Confirm'
+    assert device_10 in trade.devices
+    assert len(trade.devices) == 10
+
+
+    # the SCRAP confirms the action trade for device_10
+    request_reconfirm = {
+        'type': 'Confirm',
+        'action': trade.id,
+        'devices': [
+            snap10['device']['id']
+        ]
+    }
+    # import pdb; pdb.set_trace()
+    user2.post(res=models.Action, data=request_reconfirm)
+    assert device_10.actions[-1].t == 'Confirm'
+    assert device_10.actions[-1].user == trade.user_from
+    assert device_10.actions[-2].t == 'Confirm'
+    assert device_10.actions[-2].user == trade.user_to
+    assert device_10.actions[-3].t == 'ConfirmRevoke'
+    # assert len(device_10.actions) == 13
+
+
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_confirmRevoke(user: UserClient, user2: UserClient):
+    """Example of one usecase about confirmation"""
+    # the pRp (manatest_usecase_confirmationger) creates a temporary lot
+    lot, _ = user.post({'name': 'MyLot'}, res=Lot)
+    # The manager add 7 device into the lot
+    snap1, _ = user.post(file('basic.snapshot'), res=models.Snapshot)
+    snap2, _ = user.post(file('acer.happy.battery.snapshot'), res=models.Snapshot)
+    snap3, _ = user.post(file('asus-1001pxd.snapshot'), res=models.Snapshot)
+    snap4, _ = user.post(file('desktop-9644w8n-lenovo-0169622.snapshot'), res=models.Snapshot)
+    snap5, _ = user.post(file('laptop-hp_255_g3_notebook-hewlett-packard-cnd52270fw.snapshot'), res=models.Snapshot)
+    snap6, _ = user.post(file('1-device-with-components.snapshot'), res=models.Snapshot)
+    snap7, _ = user.post(file('asus-eee-1000h.snapshot.11'), res=models.Snapshot)
+    snap8, _ = user.post(file('complete.export.snapshot'), res=models.Snapshot)
+    snap9, _ = user.post(file('real-hp-quad-core.snapshot.11'), res=models.Snapshot)
+    snap10, _ = user.post(file('david.lshw.snapshot'), res=models.Snapshot)
+
+    devices = [('id', snap1['device']['id']),
+               ('id', snap2['device']['id']),
+               ('id', snap3['device']['id']),
+               ('id', snap4['device']['id']),
+               ('id', snap5['device']['id']),
+               ('id', snap6['device']['id']),
+               ('id', snap7['device']['id']),
+               ('id', snap8['device']['id']),
+               ('id', snap9['device']['id']),
+               ('id', snap10['device']['id']),
+              ]
+    lot, _ = user.post({},
+                       res=Lot,
+                       item='{}/devices'.format(lot['id']),
+                       query=devices)
+
+    # the manager shares the temporary lot with the SCRAP as an incoming lot 
+    # for the CRAP to confirm it
+    request_post = {
+        'type': 'Trade',
+        'devices': [],
+        'userFromEmail': user2.email,
+        'userToEmail': user.email,
+        'price': 10,
+        'date': "2020-12-01T02:00:00+00:00",
+        'documentID': '1',
+        'lot': lot['id'],
+        'confirms': True,
+    }
+
+    user.post(res=models.Action, data=request_post)
+    trade = models.Trade.query.one()
+
+    # the SCRAP confirms all of devices
+    request_confirm = {
+        'type': 'Confirm',
+        'action': trade.id,
+        'devices': [
+            snap1['device']['id'], 
+            snap2['device']['id'], 
+            snap3['device']['id'],
+            snap4['device']['id'],
+            snap5['device']['id'],
+            snap6['device']['id'],
+            snap7['device']['id'],
+            snap8['device']['id'],
+            snap9['device']['id'],
+            snap10['device']['id']
+        ]
+    }
+
+    user2.post(res=models.Action, data=request_confirm)
+    assert trade.devices[-1].actions[-3].t == 'Trade'
+    assert trade.devices[-1].actions[-1].t == 'Confirm'
+    assert trade.devices[-1].actions[-1].user == trade.user_from
+
+    # The manager remove one device of the lot and automaticaly 
+    # is create one revoke action
+    device_10 = trade.devices[-1]
+    lot, _ = user.delete({},
+                       res=Lot,
+                       item='{}/devices'.format(lot['id']),
+                       query=devices[-1:], status=200)
+    # assert len(trade.lot.devices) == len(trade.devices) == 9
+    # assert not device_10 in trade.devices
+    assert device_10.actions[-1].t == 'Revoke'
+
+    lot, _ = user.delete({},
+                         res=Lot,
+                         item='{}/devices'.format(lot['id']),
+                         query=devices[-1:], status=200)
+
+    assert device_10.actions[-1].t == 'Revoke'
+    # assert device_10.actions[-2].t == 'Confirm'
+
+    # The manager add again device_10
+    # assert len(trade.devices) == 9
+    lot, _ = user.post({},
+                       res=Lot,
+                       item='{}/devices'.format(lot['id']),
+                       query=devices[-1:])
+
+    # assert device_10.actions[-1].t == 'Confirm'
+    assert device_10 in trade.devices
+    assert len(trade.devices) == 10
+
+    # the SCRAP confirms the revoke action
+    request_confirm_revoke = {
+        'type': 'ConfirmRevoke',
+        'action': device_10.actions[-2].id,
+        'devices': [
+            snap10['device']['id']
+        ]
+    }
+
+    # check validation error
+    # user2.post(res=models.Action, data=request_confirm_revoke, status=422)
+
+    # the SCRAP confirms the action trade for device_10
+    # request_reconfirm = {
+        # 'type': 'Confirm',
+        # 'action': trade.id,
+        # 'devices': [
+            # snap10['device']['id']
+        # ]
+    # }
+    # user2.post(res=models.Action, data=request_reconfirm)
+    # assert device_10.actions[-1].t == 'Confirm'
+    # assert device_10.actions[-1].user == trade.user_from
+    # assert device_10.actions[-2].t == 'Confirm'
+    # assert device_10.actions[-2].user == trade.user_to
+    # assert device_10.actions[-3].t == 'Revoke'

tests/test_basic.py

@@ -121,4 +121,4 @@ def test_api_docs(client: Client):
         'scheme': 'basic',
         'name': 'Authorization'
     }
-    assert len(docs['definitions']) == 118
+    assert len(docs['definitions']) == 121

tests/test_lot.py

@@ -1,9 +1,13 @@
 import pytest
 from flask import g
+from pytest import raises
+from json.decoder import JSONDecodeError
 
 from ereuse_devicehub.client import UserClient
 from ereuse_devicehub.db import db
 from ereuse_devicehub.devicehub import Devicehub
+from ereuse_devicehub.resources.user.models import User
+from ereuse_devicehub.resources.agent.models import Person
 from ereuse_devicehub.resources.device.models import Desktop, Device, GraphicCard
 from ereuse_devicehub.resources.enums import ComputerChassis
 from ereuse_devicehub.resources.lot.models import Lot, LotDevice
@@ -384,6 +388,35 @@ def test_lot_post_add_remove_device_view(app: Devicehub, user: UserClient):
     assert not len(lot['devices'])
 
 
+@pytest.mark.mvp
+@pytest.mark.usefixtures(conftest.app_context.__name__)
+def test_lot_error_add_device_from_other_user(user: UserClient):
+    """Tests adding a device to a lot using POST and
+    removing it with DELETE.
+    """
+    user2 = User(email='baz@baz.cxm', password='baz')
+    user2.individuals.add(Person(name='Tommy'))
+    db.session.add(user2)
+    db.session.commit()
+
+    device = Desktop(serial_number='foo',
+                     model='bar',
+                     manufacturer='foobar',
+                     chassis=ComputerChassis.Lunchbox,
+                     owner_id=user2.id)
+    db.session.add(device)
+    db.session.commit()
+
+    device_id = device.id
+    parent, _ = user.post(({'name': 'lot'}), res=Lot)
+    lot, _ = user.post({},
+                       res=Lot,
+                       item='{}/devices'.format(parent['id']),
+                       query=[('id', device_id)])
+    assert lot['devices'] == [], 'Lot contains device'
+    assert len(lot['devices']) == 0
+
+
 @pytest.mark.mvp
 def test_get_multiple_lots(user: UserClient):
     """Tests submitting and retreiving multiple lots."""

tests/test_snapshot.py

@@ -29,7 +29,7 @@ from ereuse_devicehub.resources.device.sync import MismatchBetweenProperties, \
 from ereuse_devicehub.resources.enums import ComputerChassis, SnapshotSoftware
 from ereuse_devicehub.resources.tag import Tag
 from ereuse_devicehub.resources.user.models import User
-from ereuse_devicehub.resources.action.views import save_json
+from ereuse_devicehub.resources.action.views.snapshot import save_json
 from ereuse_devicehub.resources.documents import documents
 from tests.conftest import file
 from tests import conftest

tests/test_user.py

@@ -87,6 +87,39 @@ def test_login_success(client: Client, app: Devicehub):
     assert user['inventories'][0]['id'] == 'test'
 
 
+@pytest.mark.mvp
+@pytest.mark.usefixtures(app_context.__name__)
+def test_login_active_phantom(client: Client):
+    """Tests successfully performing login.
+    This checks that:
+
+    - User is returned if is active and is not phantom.
+
+    """
+    dbuser = User(email='foo@foo.com', password='foo')
+    dbuser1 = User(email='foo1@foo.com', password='foo', active=True, phantom=False)
+    dbuser2 = User(email='foo2@foo.com', password='foo', active=False, phantom=False)
+    dbuser3 = User(email='foo3@foo.com', password='foo', active=True, phantom=True)
+    dbuser4 = User(email='foo4@foo.com', password='foo', active=False, phantom=True)
+    db.session.add(dbuser)
+    db.session.add(dbuser1)
+    db.session.add(dbuser2)
+    db.session.add(dbuser3)
+    db.session.add(dbuser4)
+    db.session.commit()
+    db.session.flush()
+
+    assert dbuser.active
+    assert not dbuser.phantom
+
+    uri = '/users/login/'
+    client.post({'email': 'foo@foo.com', 'password': 'foo'}, uri=uri, status=200)
+    client.post({'email': 'foo1@foo.com', 'password': 'foo'}, uri=uri, status=200)
+    client.post({'email': 'foo2@foo.com', 'password': 'foo'}, uri=uri, status=401)
+    client.post({'email': 'foo3@foo.com', 'password': 'foo'}, uri=uri, status=401)
+    client.post({'email': 'foo4@foo.com', 'password': 'foo'}, uri=uri, status=401)
+
+
 @pytest.mark.mvp
 def test_login_failure(client: Client, app: Devicehub):
     """Tests performing wrong login."""