feat: stateflow v2 (params required)

stateflow/migrations/0017_state_parameter_many_to_many.py

@@ -0,0 +1,70 @@
+# Generated manually for stateflow parameter refactoring
+from django.db import migrations, models
+
+
+def cleanup_old_parameters(apps, schema_editor):
+    """
+    清空旧的参数数据（测试数据，无需保留）
+    """
+    StateParameter = apps.get_model('stateflow', 'StateParameter')
+    # 删除所有旧的参数
+    StateParameter.objects.all().delete()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('stateflow', '0016_alter_stateparameter_key_alter_stateparameter_value'),
+    ]
+
+    operations = [
+        # 步骤1: 清空旧参数数据
+        migrations.RunPython(
+            cleanup_old_parameters,
+            migrations.RunPython.noop,
+        ),
+        
+        # 步骤2: 移除旧的 ForeignKey
+        migrations.RemoveField(
+            model_name='stateparameter',
+            name='state',
+        ),
+        
+        # 步骤3: 添加 name 字段
+        migrations.AddField(
+            model_name='stateparameter',
+            name='name',
+            field=models.CharField(
+                default='未命名参数',
+                help_text='参数的显示名称',
+                max_length=100,
+                verbose_name='参数名称'
+            ),
+            preserve_default=False,
+        ),
+        
+        # 步骤4: 添加多对多字段
+        migrations.AddField(
+            model_name='state',
+            name='parameters',
+            field=models.ManyToManyField(
+                blank=True,
+                help_text='此状态使用的工艺参数',
+                related_name='states',
+                to='stateflow.stateparameter',
+                verbose_name='关联参数'
+            ),
+        ),
+        
+        # 步骤5: 将 key 设置为 unique
+        migrations.AlterField(
+            model_name='stateparameter',
+            name='key',
+            field=models.CharField(
+                help_text='唯一标识符',
+                max_length=100,
+                unique=True,
+                verbose_name='参数键'
+            ),
+        ),
+    ]

stateflow/migrations/0018_remove_stateparameter_name.py

@@ -0,0 +1,17 @@
+# Generated by Django 5.2.7 on 2025-11-15 05:36
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('stateflow', '0017_state_parameter_many_to_many'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='stateparameter',
+            name='name',
+        ),
+    ]

stateflow/migrations/0019_stateparameter_is_required.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.7 on 2025-11-15 05:47
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('stateflow', '0018_remove_stateparameter_name'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='stateparameter',
+            name='is_required',
+            field=models.BooleanField(default=False, help_text='标记该参数是否必须提供', verbose_name='是否必填'),
+        ),
+    ]

stateflow/migrations/0020_stateparameter_is_image_path.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.7 on 2025-11-15 06:08
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('stateflow', '0019_stateparameter_is_required'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='stateparameter',
+            name='is_image_path',
+            field=models.BooleanField(default=False, help_text='标记value字段是否为图片URL路径', verbose_name='是否图片路径'),
+        ),
+    ]

stateflow/migrations/0021_statelogparameterrecord.py

@@ -0,0 +1,32 @@
+# Generated by Django 5.2.7 on 2025-11-15 08:48
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('stateflow', '0020_stateparameter_is_image_path'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='StateLogParameterRecord',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('updated_at', models.DateTimeField(auto_now=True, verbose_name='更新时间')),
+                ('parameters', models.JSONField(help_text='JSON格式存储参数，例如: {"temperature": "25.5", "operator": "张三"}', verbose_name='参数数据')),
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='创建时间')),
+                ('remark', models.TextField(blank=True, default='', verbose_name='备注')),
+                ('state_log', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='parameter_records', to='stateflow.stateflowrecord', verbose_name='状态流转记录')),
+            ],
+            options={
+                'verbose_name': '状态流转参数记录',
+                'verbose_name_plural': '状态流转参数记录',
+                'db_table': 'state_log_parameter_record',
+                'ordering': ['created_at'],
+                'indexes': [models.Index(fields=['state_log', 'created_at'], name='state_log_p_state_l_8cc99f_idx')],
+            },
+        ),
+    ]