first commit

2026-03-05 09:08:21 +08:00
commit 0a61c4ddec
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+/**
+ * 订阅支付页
+ * 接收参数：channelId, channelName, monthlyPrice, quarterlyPrice, annualPrice
+ */
+const app = getApp()
+const api = require('../../utils/api')
+
+Page({
+    data: {
+        channelId: '',
+        channelName: '',
+        monthlyPrice: 0,
+        quarterlyPrice: 0,
+        annualPrice: 0,
+        selectedPlan: '',   // 'monthly' | 'quarterly' | 'annual'
+        currentPrice: 0
+    },
+
+    onLoad(options) {
+        // 后端价格单位为「分」，除以 100 转为「元」
+        const monthly = (parseFloat(options.monthlyPrice) || 0) / 100
+        const quarterly = (parseFloat(options.quarterlyPrice) || 0) / 100
+        const annual = (parseFloat(options.annualPrice) || 0) / 100
+
+        // 默认选中"包年"（如果有），否则最便宜的
+        let defaultPlan = ''
+        let defaultPrice = 0
+        if (annual > 0) {
+            defaultPlan = 'annual'
+            defaultPrice = annual
+        } else if (quarterly > 0) {
+            defaultPlan = 'quarterly'
+            defaultPrice = quarterly
+        } else if (monthly > 0) {
+            defaultPlan = 'monthly'
+            defaultPrice = monthly
+        }
+
+        this.setData({
+            channelId: options.channelId || '',
+            channelName: decodeURIComponent(options.channelName || ''),
+            monthlyPrice: monthly,
+            quarterlyPrice: quarterly,
+            annualPrice: annual,
+            selectedPlan: defaultPlan,
+            currentPrice: defaultPrice,
+            // 预计算节省金额和月均价（WXML 不支持 .toFixed()）
+            _quarterlySaving: monthly > 0 && quarterly > 0 ? Math.round(monthly * 3 - quarterly) : 0,
+            _quarterlyMonthly: quarterly > 0 ? (quarterly / 3).toFixed(1) : '0',
+            _annualSaving: monthly > 0 && annual > 0 ? Math.round(monthly * 12 - annual) : 0,
+            _annualMonthly: annual > 0 ? (annual / 12).toFixed(1) : '0'
+        })
+    },
+
+    /** 选择套餐 */
+    selectPlan(e) {
+        const plan = e.currentTarget.dataset.plan
+        const priceMap = {
+            monthly: this.data.monthlyPrice,
+            quarterly: this.data.quarterlyPrice,
+            annual: this.data.annualPrice
+        }
+        this.setData({
+            selectedPlan: plan,
+            currentPrice: priceMap[plan] || 0
+        })
+    },
+
+    /** 发起支付 */
+    onPay() {
+        const { channelId, selectedPlan, currentPrice, channelName } = this.data
+
+        if (!selectedPlan) {
+            wx.showToast({ title: '请选择订阅方案', icon: 'none' })
+            return
+        }
+
+        // 调用订阅/支付接口
+        wx.showLoading({ title: '处理中...' })
+        api.subscribeChannel({
+            channelId,
+            plan: selectedPlan,
+            price: currentPrice
+        }).then(function (res) {
+            wx.hideLoading()
+            if (res.code === 200) {
+                wx.showToast({ title: '订阅成功！', icon: 'success' })
+                setTimeout(function () {
+                    wx.navigateBack()
+                }, 1500)
+            } else {
+                wx.showToast({ title: res.msg || '订阅失败', icon: 'none' })
+            }
+        }).catch(function (err) {
+            wx.hideLoading()
+            console.error('[订阅] 失败:', err)
+            wx.showToast({ title: '网络异常，请重试', icon: 'none' })
+        })
+    }
+})