支持自动提现多商户轮换：配置入库、打款单强制记 mch_id、收款失败自动换号。

- 新增 wechat_pay_mch_config 表，迁移时从 settings 种子默认商户 - TixianAutoRecord 增加 mch_id；查单/回调解密后按记录对齐 - 后台接口 wxmchlb/wxmchbj/wxmchscwj（权限 8080a）与证书上传 Co-authored-by: Cursor <cursoragent@cursor.com>
2026-07-14 02:44:38 +08:00
parent c3bab3564a
commit 685c65691f
15 changed files with 760 additions and 222 deletions
--- a/peizhi/migrations/0022_wechat_pay_mch_config.py
+++ b/peizhi/migrations/0022_wechat_pay_mch_config.py
@@ -0,0 +1,70 @@
+# Generated manually for multi WeChat merchant transfer configs
+from django.db import migrations, models
+
+
+def seed_default_mch(apps, schema_editor):
+    WechatPayMchConfig = apps.get_model('peizhi', 'WechatPayMchConfig')
+    if WechatPayMchConfig.objects.exists():
+        return
+    # 运行时从 settings 导入，避免迁移环境无配置时炸掉
+    try:
+        from django.conf import settings
+        raw = getattr(settings, 'WECHAT_PAY_V3_CONFIG', {}) or {}
+    except Exception:
+        return
+    mch_id = str(raw.get('MCHID') or '').strip()
+    appid = str(raw.get('APPID') or '').strip()
+    api_v3_key = str(raw.get('API_V3_KEY') or '').strip()
+    private_key_path = str(raw.get('PRIVATE_KEY_PATH') or '').strip()
+    cert_serial_no = str(raw.get('CERT_SERIAL_NO') or '').strip()
+    if not all([mch_id, appid, api_v3_key, private_key_path, cert_serial_no]):
+        return
+    WechatPayMchConfig.objects.create(
+        mch_id=mch_id,
+        name='默认商户(自settings迁移)',
+        appid=appid,
+        api_v3_key=api_v3_key,
+        private_key_path=private_key_path,
+        cert_serial_no=cert_serial_no,
+        platform_pub_key_path=str(raw.get('PLATFORM_CERT_DIR') or '').strip(),
+        notify_url=str(raw.get('NOTIFY_URL') or '').strip(),
+        transfer_scene_id=str(raw.get('TRANSFER_SCENE_ID') or '1005').strip() or '1005',
+        priority=1,
+        enabled=True,
+    )
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('peizhi', '0021_withdrawconfig_dongjie_quanju_enabled'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='WechatPayMchConfig',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('mch_id', models.CharField(db_index=True, max_length=32, unique=True, verbose_name='商户号')),
+                ('name', models.CharField(blank=True, default='', max_length=100, verbose_name='备注名称')),
+                ('appid', models.CharField(max_length=64, verbose_name='小程序AppID')),
+                ('api_v3_key', models.CharField(max_length=64, verbose_name='APIv3密钥')),
+                ('private_key_path', models.CharField(max_length=500, verbose_name='商户私钥pem路径')),
+                ('cert_serial_no', models.CharField(max_length=128, verbose_name='商户证书序列号')),
+                ('platform_pub_key_path', models.CharField(blank=True, default='', max_length=500, verbose_name='微信平台公钥pem路径')),
+                ('notify_url', models.CharField(blank=True, default='', max_length=500, verbose_name='转账回调URL')),
+                ('transfer_scene_id', models.CharField(default='1005', max_length=32, verbose_name='转账场景ID')),
+                ('priority', models.IntegerField(db_index=True, default=100, verbose_name='优先级(越小越优先)')),
+                ('enabled', models.BooleanField(db_index=True, default=True, verbose_name='是否启用')),
+                ('create_time', models.DateTimeField(auto_now_add=True, verbose_name='创建时间')),
+                ('update_time', models.DateTimeField(auto_now=True, verbose_name='更新时间')),
+            ],
+            options={
+                'verbose_name': '微信转账商户配置',
+                'verbose_name_plural': '微信转账商户配置',
+                'db_table': 'wechat_pay_mch_config',
+                'ordering': ['priority', 'id'],
+            },
+        ),
+        migrations.RunPython(seed_default_mch, migrations.RunPython.noop),
+    ]