allow remove a document

ereuse_devicehub/inventory/forms.py

@@ -1274,8 +1274,14 @@ class TradeDocumentForm(FlaskForm):
 
     def __init__(self, *args, **kwargs):
         lot_id = kwargs.pop('lot')
+        doc_id = kwargs.pop('document', None)
         super().__init__(*args, **kwargs)
         self._lot = Lot.query.filter(Lot.id == lot_id).one()
+        self.object = None
+        if doc_id:
+            self.object = TradeDocument.query.filter_by(
+                id=doc_id, lot=self._lot, owner=g.user
+            ).one()
 
         if not self._lot.transfer:
             self.form_errors = ['Error, this lot is not a transfer lot.']
@@ -1307,6 +1313,12 @@ class TradeDocumentForm(FlaskForm):
 
         return self._obj
 
+    def remove(self):
+        if self.object:
+            self.object.delete()
+            db.session.commit()
+        return self.object
+
 
 class TransferForm(FlaskForm):
     lot_name = StringField(

ereuse_devicehub/inventory/views.py

@@ -547,6 +547,27 @@ class LotDeleteView(View):
         return flask.redirect(next_url)
 
 
+class DocumentDeleteView(View):
+    methods = ['GET']
+    decorators = [login_required]
+    template_name = 'inventory/device_list.html'
+    form_class = TradeDocumentForm
+
+    def dispatch_request(self, lot_id, doc_id):
+        next_url = url_for('inventory.lotdevicelist', lot_id=lot_id)
+        form = self.form_class(lot=lot_id, document=doc_id)
+        try:
+            form.remove()
+        except Exception as err:
+            msg = "{}".format(err)
+            messages.error(msg)
+            return flask.redirect(next_url)
+
+        msg = "Document removed successfully."
+        messages.success(msg)
+        return flask.redirect(next_url)
+
+
 class UploadSnapshotView(GenericMixin):
     methods = ['GET', 'POST']
     decorators = [login_required]
@@ -1515,6 +1536,10 @@ devices.add_url_rule(
     '/lot/<string:lot_id>/trade-document/add/',
     view_func=NewTradeDocumentView.as_view('trade_document_add'),
 )
+devices.add_url_rule(
+    '/lot/<string:lot_id>/document/del/<string:doc_id>',
+    view_func=DocumentDeleteView.as_view('document_del'),
+)
 devices.add_url_rule('/device/', view_func=DeviceListView.as_view('devicelist'))
 devices.add_url_rule(
     '/all/device/', view_func=AllDeviceListView.as_view('alldevicelist')

ereuse_devicehub/resources/models.py

@@ -1,4 +1,5 @@
 from datetime import datetime, timezone
+
 from flask_sqlalchemy import event
 
 from ereuse_devicehub.db import db
@@ -16,18 +17,23 @@ class Thing(db.Model):
     `schema.org's Thing class <https://schema.org/Thing>`_
     using only needed fields.
     """
+
     __abstract__ = True
-    updated = db.Column(db.TIMESTAMP(timezone=True),
-                        nullable=False,
-                        index=True,
-                        server_default=db.text('CURRENT_TIMESTAMP'))
-    updated.comment = """The last time Devicehub recorded a change for 
+    updated = db.Column(
+        db.TIMESTAMP(timezone=True),
+        nullable=False,
+        index=True,
+        server_default=db.text('CURRENT_TIMESTAMP'),
+    )
+    updated.comment = """The last time Devicehub recorded a change for
     this thing.
     """
-    created = db.Column(db.TIMESTAMP(timezone=True),
-                        nullable=False,
-                        index=True,
-                        server_default=db.text('CURRENT_TIMESTAMP'))
+    created = db.Column(
+        db.TIMESTAMP(timezone=True),
+        nullable=False,
+        index=True,
+        server_default=db.text('CURRENT_TIMESTAMP'),
+    )
     created.comment = """When Devicehub created this."""
 
     def __init__(self, **kwargs) -> None:
@@ -36,11 +42,15 @@ class Thing(db.Model):
         self.created = kwargs.get('created', datetime.now(timezone.utc))
         super().__init__(**kwargs)
 
+    def delete(self):
+        db.session.delete(self)
+
 
 def update_object_timestamp(mapper, connection, thing_obj):
-    """ This function update the stamptime of field updated """
+    """This function update the stamptime of field updated"""
     thing_obj.updated = datetime.now(timezone.utc)
 
+
 def listener_reset_field_updated_in_actual_time(thing_obj):
-    """ This function launch a event than listen like a signal when some object is saved """
+    """This function launch a event than listen like a signal when some object is saved"""
     event.listen(thing_obj, 'before_update', update_object_timestamp, propagate=True)

ereuse_devicehub/templates/inventory/device_list.html

@@ -530,6 +530,7 @@
                     <tr>
                       <th scope="col">File</th>
                       <th scope="col" data-type="date" data-format="YYYY-MM-DD hh:mm">Uploaded on</th>
+                      <th></th>
                     </tr>
                   </thead>
                   <tbody>
@@ -545,6 +546,38 @@
                       <td>
                           {{ doc.created.strftime('%Y-%m-%d %H:%M')}}
                       </td>
+                      <td>
+                          <a href="javascript:javascript:void(0)" data-bs-toggle="modal" data-bs-target="#btnRemoveDocument{{ loop.index }}">
+                            <i class="bi bi-trash-fill"></i>
+                          </a>
+                          <div class="modal fade" id="btnRemoveDocument{{ loop.index }}" tabindex="-1" style="display: none;" aria-hidden="true">
+                            <div class="modal-dialog">
+                              <div class="modal-content">
+
+                                <div class="modal-header">
+                                  <h5 class="modal-title">Delete Document</h5>
+                                  <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+                                </div>
+
+                                  <div class="modal-body">
+                                      Are you sure that you want to delete this Document?<br />
+                                      <strong>{{ doc.file_name }}</strong>
+                                      <p class="text-danger">
+                                        This action cannot be undone.
+                                      </p>
+                                  </div>
+
+                                  <div class="modal-footer">
+                                    <button type="button" class="btn btn-secondary-outline" data-bs-dismiss="modal">Cancel</button>
+                                    <a href="{{ url_for('inventory.document_del', lot_id=lot.id, doc_id=doc.id) }}" type="button" class="btn btn-danger">
+                                      Delete it!
+                                    </a>
+                                  </div>
+
+                              </div>
+                            </div>
+                          </div>
+                      </td>
                     </tr>
                     {% endfor %}
                     {% for doc in lot.trade.documents %}
@@ -559,6 +592,9 @@
                       <td>
                           {{ doc.created.strftime('%Y-%m-%d %H:%M')}}
                       </td>
+                      <td>
+                          <a href="javascript:void(0)"><i class="bi bi-trash-fill"></i></a>
+                      </td>
                     </tr>
                     {% endfor %}
                   </tbody>