Réagencement des tables et de leurs attributs

apps/food/migrations/0001_initial.py

@@ -1,4 +1,4 @@
-# Generated by Django 2.2.28 on 2024-05-17 18:44
+# Generated by Django 2.2.28 on 2024-05-21 12:05
 
 from django.db import migrations, models
 import django.db.models.deletion
@@ -14,6 +14,58 @@ class Migration(migrations.Migration):
     ]
 
     operations = [
+        migrations.CreateModel(
+            name='Basic_food',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, verbose_name='name')),
+                ('is_DLC', models.BooleanField(default=False, verbose_name='is DLC')),
+                ('is_DDM', models.BooleanField(default=False, verbose_name='is DDM')),
+                ('expiry_date', models.DateTimeField(blank=True, default=django.utils.timezone.now, verbose_name='expiry date')),
+                ('label', models.ImageField(default='pic/default.png', max_length=255, upload_to='label/', verbose_name='food label')),
+                ('was_eaten', models.BooleanField(default=False, verbose_name='was eaten')),
+                ('owner', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='+', to='member.Club', verbose_name='owner')),
+            ],
+            options={
+                'verbose_name': 'Basic food',
+                'verbose_name_plural': 'Basic foods',
+            },
+        ),
+        migrations.CreateModel(
+            name='Transformed_food',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, verbose_name='name')),
+                ('creation_date', models.DateTimeField(verbose_name='creation date')),
+                ('expiry_date', models.DateTimeField(verbose_name='expiry date')),
+                ('is_active', models.BooleanField(default=True, verbose_name='is active')),
+                ('was_eaten', models.BooleanField(default=False, verbose_name='was eaten')),
+                ('owner', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='+', to='member.Club', verbose_name='owner')),
+                ('transformed_ingredient', models.ManyToManyField(blank=True, related_name='transformed_ingredient_inv', to='food.Transformed_food', verbose_name='transformed ingredient')),
+            ],
+            options={
+                'verbose_name': 'Transformed food',
+                'verbose_name_plural': 'Transformed foods',
+            },
+        ),
+        migrations.CreateModel(
+            name='QR_code',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('qr_code_number', models.PositiveIntegerField(verbose_name='QR-code number')),
+                ('basic_food', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name='QR_code', to='food.Basic_food', verbose_name='basic food')),
+                ('transformed_food_container', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name='QR_code', to='food.Transformed_food', verbose_name='transformed food container')),
+            ],
+            options={
+                'verbose_name': 'QR-code',
+                'verbose_name_plural': 'QR-codes',
+            },
+        ),
+        migrations.AddField(
+            model_name='basic_food',
+            name='transformed_food',
+            field=models.ManyToManyField(blank=True, related_name='Basic_food', to='food.Transformed_food', verbose_name='transformed food'),
+        ),
         migrations.CreateModel(
             name='Allergen',
             fields=[
@@ -33,64 +85,12 @@ class Migration(migrations.Migration):
                 ('groundnut', models.BooleanField(default=False, verbose_name='groundnut')),
                 ('sesame', models.BooleanField(default=False, verbose_name='sesame')),
                 ('alcohol', models.BooleanField(default=False, verbose_name='alcohol')),
+                ('basic_food', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='Allergen', to='food.Basic_food', verbose_name='basic food')),
+                ('transformed_food', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='Allergen', to='food.Transformed_food', verbose_name='transformed food')),
             ],
             options={
                 'verbose_name': 'Allergen',
                 'verbose_name_plural': 'Allergens',
             },
         ),
-        migrations.CreateModel(
-            name='Basic_food',
-            fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('name', models.CharField(max_length=255, verbose_name='name')),
-                ('is_DLC', models.BooleanField(default=False, verbose_name='is DLC')),
-                ('is_DDM', models.BooleanField(default=False, verbose_name='is DDM')),
-                ('expiry_date', models.DateTimeField(blank=True, default=django.utils.timezone.now, verbose_name='expiry date')),
-                ('label', models.ImageField(default='pic/default.png', max_length=255, upload_to='label/', verbose_name='food label')),
-                ('was_eaten', models.BooleanField(default=False, verbose_name='was eaten')),
-                ('allergen', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='+', to='food.Allergen', verbose_name='allergen')),
-                ('owner', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='+', to='member.Club', verbose_name='owner')),
-            ],
-            options={
-                'verbose_name': 'Basic food',
-                'verbose_name_plural': 'Basic foods',
-            },
-        ),
-        migrations.CreateModel(
-            name='QR_code',
-            fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('qr_code_number', models.PositiveIntegerField(verbose_name='QR-code number')),
-            ],
-            options={
-                'verbose_name': 'QR-code',
-                'verbose_name_plural': 'QR-codes',
-            },
-        ),
-        migrations.CreateModel(
-            name='Transformed_food',
-            fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('name', models.CharField(max_length=255, verbose_name='name')),
-                ('creation_date', models.DateTimeField(verbose_name='creation date')),
-                ('expiry_date', models.DateTimeField(verbose_name='expiry date')),
-                ('is_active', models.BooleanField(default=True, verbose_name='is active')),
-                ('was_eaten', models.BooleanField(default=False, verbose_name='was eaten')),
-                ('allergen', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='+', to='food.Allergen', verbose_name='allergen')),
-                ('basic_ingredient', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='+', to='food.Basic_food', verbose_name='basic ingredient')),
-                ('owner', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='+', to='member.Club', verbose_name='owner')),
-                ('qr_code', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='+', to='food.QR_code', verbose_name='QR code')),
-                ('transformed_ingredient', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='+', to='food.Transformed_food', verbose_name='transformed ingredient')),
-            ],
-            options={
-                'verbose_name': 'Transformed food',
-                'verbose_name_plural': 'Transformed foods',
-            },
-        ),
-        migrations.AddField(
-            model_name='basic_food',
-            name='qr_code',
-            field=models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='+', to='food.QR_code', verbose_name='QR code'),
-        ),
     ]

apps/food/migrations/0002_auto_20240521_1103.py

@@ -1,19 +0,0 @@
-# Generated by Django 2.2.28 on 2024-05-21 09:03
-
-from django.db import migrations, models
-import django.db.models.deletion
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('food', '0001_initial'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='transformed_food',
-            name='transformed_ingredient',
-            field=models.ForeignKey(blank=True, on_delete=django.db.models.deletion.CASCADE, related_name='+', to='food.Transformed_food', verbose_name='transformed ingredient'),
-        ),
-    ]

apps/food/migrations/0003_auto_20240521_1110.py

@@ -1,19 +0,0 @@
-# Generated by Django 2.2.28 on 2024-05-21 09:10
-
-from django.db import migrations, models
-import django.db.models.deletion
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('food', '0002_auto_20240521_1103'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='transformed_food',
-            name='transformed_ingredient',
-            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='+', to='food.Transformed_food', verbose_name='transformed ingredient'),
-        ),
-    ]

apps/food/models.py

@@ -19,7 +19,25 @@ class QR_code(models.Model):
     An QR_code model
     """
     qr_code_number = models.PositiveIntegerField(
-            verbose_name=_("QR-code number"),
+        verbose_name=_("QR-code number"),
+    )
+
+    transformed_food_container = models.ForeignKey(
+        'Transformed_food',
+        on_delete = models.PROTECT,
+        related_name = 'QR_code',
+        null = True,
+        blank = True,
+        verbose_name = _('transformed food container'),
+    )
+    
+    basic_food = models.ForeignKey(
+        'Basic_food',
+        on_delete = models.PROTECT,
+        related_name = 'QR_code',
+        null = True,
+        blank = True,
+        verbose_name = _('basic food'),
     )
 
     class Meta:
@@ -109,6 +127,24 @@ class Allergen(models.Model):
         verbose_name = _('alcohol'),
     )
 
+    transformed_food = models.ForeignKey(
+        'Transformed_food',
+        on_delete = models.CASCADE,
+        related_name = 'Allergen',
+        blank = True,
+        null = True,
+        verbose_name = _('transformed food'),
+    )
+
+    basic_food = models.ForeignKey(
+        'Basic_food',
+        on_delete = models.CASCADE,
+        related_name = 'Allergen',
+        blank = True,
+        null = True,
+        verbose_name = _('basic food'),
+    )
+
     class Meta:
         verbose_name = _('Allergen')
         verbose_name_plural = _('Allergens')
@@ -158,25 +194,19 @@ class Basic_food(models.Model):
         default= 'pic/default.png',
     )
 
-    qr_code = models.ForeignKey(
-        QR_code,
-        on_delete=models.PROTECT,
-        related_name= '+',
-        verbose_name=_('QR code'),
-    )
-
     was_eaten = models.BooleanField(
         verbose_name=_('was eaten'),
         default = False,
     )
 
-    allergen = models.ForeignKey(
+    transformed_food = models.ManyToManyField(
-        Allergen,
+        'Transformed_food',
-        on_delete = models.PROTECT,
+        related_name= 'Basic_food',
-        related_name = '+',
+        blank = True,
-        verbose_name = _('allergen'),
+        verbose_name = _('transformed food'),
     )
 
+
     class Meta:
         verbose_name=_('Basic food')
         verbose_name_plural=_('Basic foods')
@@ -208,46 +238,24 @@ class Transformed_food(models.Model):
         verbose_name =_('owner'),
     )
     
-    transformed_ingredient = models.ForeignKey(
+    transformed_ingredient = models.ManyToManyField(
         "self",
-        on_delete = models.CASCADE,
         blank = True,
-        null = True,
+        symmetrical = False,
-        related_name = '+',
+        related_name = 'transformed_ingredient_inv',
         verbose_name = _('transformed ingredient'),
     )
     
-    basic_ingredient = models.ForeignKey(
-        Basic_food,
-        on_delete =  models.CASCADE,
-        related_name = '+',
-        verbose_name = _('basic ingredient'),
-    )
-
-
     is_active = models.BooleanField(
         default = True,
         verbose_name = _('is active'),
     )
 
-    qr_code = models.ForeignKey(
-        QR_code,
-        on_delete = models.CASCADE,
-        related_name = '+',
-        verbose_name = _('QR code'),
-    )
-
     was_eaten = models.BooleanField(
         default = False,
         verbose_name = _('was eaten'),
     )
 
-    allergen = models.ForeignKey(
-        Allergen,
-        on_delete = models.PROTECT,
-        related_name= '+',
-        verbose_name = _('allergen'),
-    )
 
     class Meta:
         verbose_name = _('Transformed food')