78 lines
3.3 KiB
Python
78 lines
3.3 KiB
Python
import json
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from django.contrib import messages
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from django.db import IntegrityError
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from django.http import HttpResponseRedirect
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from django.shortcuts import render
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from django.urls import reverse_lazy
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from django.utils.translation import gettext as _
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from cookbook.forms import ExportForm, ImportForm
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from cookbook.models import RecipeIngredient, Recipe, Unit, Ingredient
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def import_recipe(request):
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if request.method == "POST":
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form = ImportForm(request.POST)
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if form.is_valid():
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data = json.loads(form.cleaned_data['recipe'])
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recipe = Recipe.objects.create(name=data['recipe']['name'], instructions=data['recipe']['instructions'],
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working_time=data['recipe']['working_time'], waiting_time=data['recipe']['waiting_time'],
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created_by=request.user, internal=True)
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for u in data['units']:
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try:
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Unit.objects.create(name=u['name'], description=u['description']).save()
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except IntegrityError:
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pass
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for i in data['ingredients']:
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try:
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Ingredient.objects.create(name=i['name']).save()
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except IntegrityError:
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pass
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for ri in data['recipe_ingredients']:
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RecipeIngredient.objects.create(recipe=recipe, ingredient=Ingredient.objects.get(name=ri['ingredient']),
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unit=Unit.objects.get(name=ri['unit']), amount=ri['amount'], note=ri['note'])
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messages.add_message(request, messages.SUCCESS, _('Recipe imported successfully!'))
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return HttpResponseRedirect(reverse_lazy('view_recipe', args=[recipe.pk]))
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else:
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form = ImportForm()
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return render(request, 'import.html', {'form': form})
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def export_recipe(request):
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context = {}
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if request.method == "POST":
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form = ExportForm(request.POST)
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if form.is_valid():
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recipe = form.cleaned_data['recipe']
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if recipe.internal:
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export = {
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'recipe': {'name': recipe.name, 'instructions': recipe.instructions, 'working_time': recipe.working_time, 'waiting_time': recipe.working_time},
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'units': [],
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'ingredients': [],
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'recipe_ingredients': []
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}
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for ri in RecipeIngredient.objects.filter(recipe=recipe).all():
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if ri.unit not in export['units']:
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export['units'].append({'name': ri.unit.name, 'description': ri.unit.description})
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if ri.ingredient not in export['ingredients']:
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export['ingredients'].append({'name': ri.ingredient.name})
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export['recipe_ingredients'].append({'ingredient': ri.ingredient.name, 'unit': ri.unit.name, 'amount': float(ri.amount), 'note': ri.note})
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context['export'] = json.dumps(export, indent=4)
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else:
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form.add_error('recipe', _('External recipes cannot be exported, please share the file directly or select an internal recipe.'))
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else:
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form = ExportForm()
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context['form'] = form
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return render(request, 'export.html', context)
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