143 lines
4.6 KiB
Python
143 lines
4.6 KiB
Python
import logging
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import flask
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from flask import Blueprint, request, url_for
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from flask.views import View
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from flask_login import current_user, login_required
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from requests.exceptions import ConnectionError
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from ereuse_devicehub import __version__, messages
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from ereuse_devicehub.label.forms import PrintLabelsForm, TagForm, TagUnnamedForm
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from ereuse_devicehub.resources.lot.models import Lot
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from ereuse_devicehub.resources.tag.model import Tag
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label = Blueprint('label', __name__, url_prefix='/label')
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logger = logging.getLogger(__name__)
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class TagListView(View):
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methods = ['GET']
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decorators = [login_required]
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template_name = 'label/label_list.html'
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def dispatch_request(self):
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lots = Lot.query.filter(Lot.owner_id == current_user.id)
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tags = Tag.query.filter(Tag.owner_id == current_user.id).order_by(Tag.id)
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context = {
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'lots': lots,
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'tags': tags,
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'page_title': 'Tags Management',
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'version': __version__,
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}
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return flask.render_template(self.template_name, **context)
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class TagAddView(View):
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methods = ['GET', 'POST']
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decorators = [login_required]
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template_name = 'label/tag_create.html'
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def dispatch_request(self):
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lots = Lot.query.filter(Lot.owner_id == current_user.id)
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context = {'page_title': 'New Tag', 'lots': lots, 'version': __version__}
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form = TagForm()
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if form.validate_on_submit():
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form.save()
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next_url = url_for('label.label_list')
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return flask.redirect(next_url)
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return flask.render_template(self.template_name, form=form, **context)
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class TagAddUnnamedView(View):
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methods = ['GET', 'POST']
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decorators = [login_required]
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template_name = 'label/tag_create_unnamed.html'
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def dispatch_request(self):
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lots = Lot.query.filter(Lot.owner_id == current_user.id)
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context = {
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'page_title': 'New Unnamed Tag',
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'lots': lots,
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'version': __version__,
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}
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form = TagUnnamedForm()
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if form.validate_on_submit():
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try:
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form.save()
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except ConnectionError as e:
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logger.error(
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"Error while trying to connect to tag server: {}".format(e)
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)
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msg = (
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"Sorry, we cannot create the unnamed tags requested because "
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"some error happens while connecting to the tag server!"
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)
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messages.error(msg)
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next_url = url_for('label.label_list')
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return flask.redirect(next_url)
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return flask.render_template(self.template_name, form=form, **context)
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class PrintLabelsView(View):
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"""This View is used to print labels from multiple devices"""
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methods = ['POST', 'GET']
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decorators = [login_required]
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template_name = 'label/print_labels.html'
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title = 'Design and implementation of labels'
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def dispatch_request(self):
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lots = Lot.query.filter(Lot.owner_id == current_user.id)
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context = {
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'lots': lots,
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'page_title': self.title,
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'version': __version__,
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'referrer': request.referrer,
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}
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form = PrintLabelsForm()
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if form.validate_on_submit():
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context['form'] = form
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context['tags'] = form._tags
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return flask.render_template(self.template_name, **context)
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else:
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messages.error('Error you need select one or more devices')
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next_url = request.referrer or url_for('inventory.devicelist')
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return flask.redirect(next_url)
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class LabelDetailView(View):
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decorators = [login_required]
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template_name = 'label/label_detail.html'
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def dispatch_request(self, id):
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lots = Lot.query.filter(Lot.owner_id == current_user.id)
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tag = (
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Tag.query.filter(Tag.owner_id == current_user.id).filter(Tag.id == id).one()
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)
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context = {
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'lots': lots,
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'tag': tag,
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'page_title': '{} Tag'.format(tag.code),
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'version': __version__,
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}
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return flask.render_template(self.template_name, **context)
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label.add_url_rule('/', view_func=TagListView.as_view('label_list'))
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label.add_url_rule('/add/', view_func=TagAddView.as_view('tag_add'))
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label.add_url_rule(
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'/unnamed/add/', view_func=TagAddUnnamedView.as_view('tag_unnamed_add')
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)
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label.add_url_rule(
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'/print',
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view_func=PrintLabelsView.as_view('print_labels'),
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)
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label.add_url_rule('/<string:id>/', view_func=LabelDetailView.as_view('label_details'))
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