116 lines
3.6 KiB
Python
116 lines
3.6 KiB
Python
from flask import current_app as app, jsonify
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from flask_sqlalchemy import Pagination
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from marshmallow import Schema as MarshmallowSchema
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from marshmallow.fields import Float, Integer, Nested, Str
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from marshmallow.validate import Range
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from sqlalchemy import Column
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from teal.query import Between, FullTextSearch, ILike, Join, Or, Query, Sort, SortField
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from teal.resource import Resource, View
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from ereuse_devicehub.resources.device.models import Device
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from ereuse_devicehub.resources.event.models import Rate
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from ereuse_devicehub.resources.lot.models import Lot
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from ereuse_devicehub.resources.schemas import Thing
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from ereuse_devicehub.resources.tag import Tag
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class Inventory(Thing):
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pass
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class RateQ(Query):
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rating = Between(Rate.rating, Float())
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appearance = Between(Rate.appearance, Float())
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functionality = Between(Rate.functionality, Float())
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class TagQ(Query):
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id = Or(ILike(Tag.id), required=True)
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org = ILike(Tag.org)
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class OfType(Str):
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def __init__(self, column: Column, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.column = column
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def _deserialize(self, value, attr, data):
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v = super()._deserialize(value, attr, data)
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return self.column.in_(app.resources[v].subresources_types)
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class Filters(Query):
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type = Or(OfType(Device.type))
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model = ILike(Device.model)
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manufacturer = ILike(Device.manufacturer)
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serialNumber = ILike(Device.serial_number)
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rating = Join(Device.id == Rate.device_id, RateQ)
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tag = Join(Device.id == Tag.id, TagQ)
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class Sorting(Sort):
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created = SortField(Device.created)
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class InventoryView(View):
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class FindArgs(MarshmallowSchema):
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search = FullTextSearch() # todo Develop this. See more at docs/inventory.
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filter = Nested(Filters, missing=[])
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sort = Nested(Sorting, missing=[Device.created.desc()])
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page = Integer(validate=Range(min=1), missing=1)
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def get(self, id):
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"""Inventory view
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---
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description: Supports the inventory view of ``devicehub-client``; returns
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all the devices, groups and widgets of this Devicehub instance.
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responses:
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200:
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description: The inventory.
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schema:
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type: object
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properties:
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devices:
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type: array
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items:
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$ref: '#/definitions/Device'
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pagination:
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type: object
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properties:
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page:
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type: integer
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minimum: 0
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perPage:
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type: integer
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minimum: 0
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total:
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type: integer
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minimum: 0
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"""
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# todo .format(yaml.load(schema2parameters(self.FindArgs, default_in='path', name='path')))
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return super().get(id)
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def find(self, args: dict):
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"""See :meth:`.get` above."""
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devices = Device.query \
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.filter(*args['filter']) \
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.order_by(*args['sort']) \
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.paginate(page=args['page'], per_page=30) # type: Pagination
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inventory = {
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'devices': app.resources[Device.t].schema.dump(devices.items, many=True, nested=1),
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'lots': Lot.roots(),
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'widgets': {},
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'pagination': {
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'page': devices.page,
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'perPage': devices.per_page,
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'total': devices.total,
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}
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}
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return jsonify(inventory)
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class InventoryDef(Resource):
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SCHEMA = Inventory
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VIEW = InventoryView
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AUTH = True
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