feat: Create subscription model

packages/backend/src/models/subscription.ee.ts

@@ -0,0 +1,57 @@
+import Base from './base';
+import User from './user';
+
+class Subscription extends Base {
+  id!: string;
+  userId!: string;
+  paddleSubscriptionId!: string;
+  paddlePlanId!: string;
+  updateUrl!: string;
+  cancelUrl!: string;
+  status!: string;
+  nextBillAmount!: string;
+  nextBillDate!: string;
+  lastBillDate?: string;
+
+  static tableName = 'subscriptions';
+
+  static jsonSchema = {
+    type: 'object',
+    required: [
+      'userId',
+      'paddleSubscriptionId',
+      'paddlePlanId',
+      'updateUrl',
+      'cancelUrl',
+      'status',
+      'nextBillAmount',
+      'nextBillDate',
+    ],
+
+    properties: {
+      id: { type: 'string', format: 'uuid' },
+      userId: { type: 'string', format: 'uuid' },
+      paddleSubscriptionId: { type: 'string' },
+      paddlePlanId: { type: 'string' },
+      updateUrl: { type: 'string' },
+      cancelUrl: { type: 'string' },
+      status: { type: 'string' },
+      nextBillAmount: { type: 'string' },
+      nextBillDate: { type: 'string' },
+      lastBillDate: { type: 'string' },
+    },
+  };
+
+  static relationMappings = () => ({
+    user: {
+      relation: Base.BelongsToOneRelation,
+      modelClass: User,
+      join: {
+        from: 'usage_data.user_id',
+        to: 'users.id',
+      },
+    },
+  });
+}
+
+export default Subscription;