feat(marketing): implement recharge tiers and coupon management across admin, server, and uniapp

server/src/index.ts

@@ -863,6 +863,194 @@ app.delete('/api/admin/nav-categories/:id', async (req: Request, res: Response)
   }
 });
 
+// ===================== 营销中心 API =====================
+
+// 1. 充值阶梯接口
+// 移动端：获取启用的充值阶梯
+app.get('/api/marketing/recharge-tiers', async (_req: Request, res: Response) => {
+  try {
+    const list = await repo.getRechargeTiers();
+    res.json({ code: 20000, data: list });
+  } catch (err: any) {
+    res.status(500).json({ code: 50000, message: err.message });
+  }
+});
+
+// 管理后台：获取全部充值阶梯
+app.get('/api/admin/recharge-tiers', async (_req: Request, res: Response) => {
+  try {
+    const list = await repo.getAdminRechargeTiers();
+    res.json({ code: 20000, data: list });
+  } catch (err: any) {
+    res.status(500).json({ code: 50000, message: err.message });
+  }
+});
+
+// 管理后台：新增充值阶梯
+app.post('/api/admin/recharge-tiers', async (req: Request, res: Response) => {
+  try {
+    const { amount, bonusAmount, tag, sortOrder, status } = req.body;
+    if (amount === undefined || Number(amount) <= 0) {
+      return res.status(400).json({ code: 40000, message: '充值金额必须大于0' });
+    }
+
+    const tier = await repo.createRechargeTier({
+      amount: Number(amount),
+      bonusAmount: bonusAmount !== undefined ? Number(bonusAmount) : 0,
+      tag: tag || '',
+      sortOrder: sortOrder !== undefined ? Number(sortOrder) : 0,
+      status: status !== undefined ? Number(status) : 1
+    });
+
+    res.json({ code: 20000, data: tier, message: '充值阶梯创建成功' });
+  } catch (err: any) {
+    res.status(400).json({ code: 40000, message: err.message });
+  }
+});
+
+// 管理后台：修改充值阶梯
+app.put('/api/admin/recharge-tiers/:id', async (req: Request, res: Response) => {
+  try {
+    const tierId = String(req.params.id);
+    const { amount, bonusAmount, tag, sortOrder, status } = req.body;
+
+    const updated = await repo.updateRechargeTier(tierId, {
+      amount: amount !== undefined ? Number(amount) : undefined,
+      bonusAmount: bonusAmount !== undefined ? Number(bonusAmount) : undefined,
+      tag,
+      sortOrder: sortOrder !== undefined ? Number(sortOrder) : undefined,
+      status: status !== undefined ? Number(status) : undefined
+    });
+
+    if (!updated) {
+      return res.status(404).json({ code: 40400, message: '充值阶梯不存在或已被删除' });
+    }
+
+    res.json({ code: 20000, data: updated, message: '充值阶梯修改成功' });
+  } catch (err: any) {
+    res.status(400).json({ code: 40000, message: err.message });
+  }
+});
+
+// 管理后台：删除充值阶梯
+app.delete('/api/admin/recharge-tiers/:id', async (req: Request, res: Response) => {
+  try {
+    const tierId = String(req.params.id);
+    const ok = await repo.deleteRechargeTier(tierId);
+    if (!ok) {
+      return res.status(404).json({ code: 40400, message: '充值阶梯不存在或已被删除' });
+    }
+    res.json({ code: 20000, data: null, message: '充值阶梯已删除' });
+  } catch (err: any) {
+    res.status(400).json({ code: 40000, message: err.message });
+  }
+});
+
+// 2. 优惠券接口
+// 移动端：领券中心或下单结算可用券列表
+app.get('/api/marketing/coupons', async (req: Request, res: Response) => {
+  try {
+    const category = req.query.category ? String(req.query.category) : undefined;
+    const list = await repo.getCoupons(category);
+    res.json({ code: 20000, data: list });
+  } catch (err: any) {
+    res.status(500).json({ code: 50000, message: err.message });
+  }
+});
+
+// 管理后台：获取全部优惠券
+app.get('/api/admin/coupons', async (_req: Request, res: Response) => {
+  try {
+    const list = await repo.getAdminCoupons();
+    res.json({ code: 20000, data: list });
+  } catch (err: any) {
+    res.status(500).json({ code: 50000, message: err.message });
+  }
+});
+
+// 管理后台：新增优惠券
+app.post('/api/admin/coupons', async (req: Request, res: Response) => {
+  try {
+    const { name, discountAmount, minSpend, validDays, totalCount, categoryLimit, description, status } = req.body;
+    if (!name || !name.trim()) {
+      return res.status(400).json({ code: 40000, message: '优惠券名称不能为空' });
+    }
+    if (!discountAmount || Number(discountAmount) <= 0) {
+      return res.status(400).json({ code: 40000, message: '减免面额必须大于0' });
+    }
+
+    // 微信内容安全检测
+    const sec = contentSecurityService.checkText(name + ' ' + (description || ''));
+    if (!sec.pass) {
+      return res.status(400).json({ code: sec.code, message: sec.message });
+    }
+
+    const coupon = await repo.createCoupon({
+      name: name.trim(),
+      discountAmount: Number(discountAmount),
+      minSpend: minSpend !== undefined ? Number(minSpend) : 0,
+      validDays: validDays !== undefined ? Number(validDays) : 7,
+      totalCount: totalCount !== undefined ? Number(totalCount) : 1000,
+      categoryLimit: categoryLimit || 'ALL',
+      description: description || '',
+      status: status !== undefined ? Number(status) : 1
+    });
+
+    res.json({ code: 20000, data: coupon, message: '优惠券创建成功' });
+  } catch (err: any) {
+    res.status(400).json({ code: 40000, message: err.message });
+  }
+});
+
+// 管理后台：修改优惠券
+app.put('/api/admin/coupons/:id', async (req: Request, res: Response) => {
+  try {
+    const couponId = String(req.params.id);
+    const { name, discountAmount, minSpend, validDays, totalCount, categoryLimit, description, status } = req.body;
+
+    if (name) {
+      const sec = contentSecurityService.checkText(name + ' ' + (description || ''));
+      if (!sec.pass) {
+        return res.status(400).json({ code: sec.code, message: sec.message });
+      }
+    }
+
+    const updated = await repo.updateCoupon(couponId, {
+      name: name ? name.trim() : undefined,
+      discountAmount: discountAmount !== undefined ? Number(discountAmount) : undefined,
+      minSpend: minSpend !== undefined ? Number(minSpend) : undefined,
+      validDays: validDays !== undefined ? Number(validDays) : undefined,
+      totalCount: totalCount !== undefined ? Number(totalCount) : undefined,
+      categoryLimit,
+      description,
+      status: status !== undefined ? Number(status) : undefined
+    });
+
+    if (!updated) {
+      return res.status(404).json({ code: 40400, message: '优惠券不存在或已被删除' });
+    }
+
+    res.json({ code: 20000, data: updated, message: '优惠券修改成功' });
+  } catch (err: any) {
+    res.status(400).json({ code: 40000, message: err.message });
+  }
+});
+
+// 管理后台：删除优惠券
+app.delete('/api/admin/coupons/:id', async (req: Request, res: Response) => {
+  try {
+    const couponId = String(req.params.id);
+    const ok = await repo.deleteCoupon(couponId);
+    if (!ok) {
+      return res.status(404).json({ code: 40400, message: '优惠券不存在或已被删除' });
+    }
+
+    res.json({ code: 20000, data: null, message: '优惠券已删除' });
+  } catch (err: any) {
+    res.status(400).json({ code: 40000, message: err.message });
+  }
+});
+
 // 创建新订单 (落盘 MySQL)
 app.post('/api/orders', async (req: Request, res: Response) => {
   try {