feat: 增加环境切换

miniprogram/supportPages/debug/debug.less

@@ -12,28 +12,6 @@ page {
     box-sizing: border-box;
 }
 
-.debug-page__hero {
-    padding: 48rpx 40rpx;
-    background: @bg-white;
-    border-radius: @radius-xl;
-    box-shadow: @shadow;
-}
-
-.debug-page__hero-title {
-    display: block;
-    font-size: 40rpx;
-    font-weight: 800;
-    color: @text-title;
-}
-
-.debug-page__hero-desc {
-    display: block;
-    margin-top: 16rpx;
-    font-size: 26rpx;
-    line-height: 1.6;
-    color: @text-secondary;
-}
-
 .debug-page__section {
     margin-top: 32rpx;
 }
@@ -125,3 +103,65 @@ page {
     font-size: 24rpx;
     line-height: 1.6;
 }
+
+.debug-page__environment {
+    padding: 32rpx;
+    background: @bg-white;
+    border-radius: @radius-xl;
+    box-shadow: @shadow;
+}
+
+.debug-page__environment-url {
+    display: block;
+    word-break: break-all;
+    color: @text-secondary;
+    font-size: 24rpx;
+}
+
+.debug-page__environment-options {
+    display: flex;
+    flex-direction: column;
+    margin-top: 24rpx;
+}
+
+/* 明确按钮高度及整行点击区域，避免原生 button 被全局样式压缩。 */
+.debug-page__environment-options .debug-environment-option {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    width: 100%;
+    height: 96rpx;
+    flex-shrink: 0;
+    box-sizing: border-box;
+    margin: 0;
+    padding: 0 24rpx;
+    border: 0;
+    font-size: 28rpx;
+    line-height: 1.4;
+    color: @text-title;
+    background: @bg-header;
+    border-radius: 20rpx;
+}
+
+.debug-page__environment-options .debug-environment-option::after {
+    border: 0;
+}
+
+.debug-page__environment-options
+    .debug-environment-option
+    + .debug-environment-option {
+    margin-top: 16rpx;
+}
+
+.debug-page__environment-options .debug-environment-option--selected {
+    background: @brand;
+    font-weight: 700;
+}
+
+.debug-page__environment-note {
+    display: block;
+    margin-top: 20rpx;
+    color: @text-secondary;
+    font-size: 22rpx;
+    line-height: 1.6;
+}

miniprogram/supportPages/debug/debug.ts

@@ -1,3 +1,10 @@
+import {
+    getApiEnvironment,
+    getApiEnvironmentOptions,
+    isApiEnvironment,
+} from '../../config/api';
+import { switchApiEnvironment } from '../../services/environment-switch';
+
 type DebugEntry = {
     id: string;
     title: string;
@@ -47,7 +54,45 @@ const DEBUG_ENTRIES: DebugEntry[] = [
 Page({
     data: {
         entries: DEBUG_ENTRIES,
-        isDevEnv: true,
+        isDevEnv: false,
+        currentEnvironment: '',
+        currentBaseUrl: '',
+        environments: getApiEnvironmentOptions(),
+        isSwitchingEnvironment: false,
+    },
+
+    onShow() {
+        const environment = getApiEnvironment();
+        const environments = getApiEnvironmentOptions();
+        this.setData({
+            currentEnvironment: environment,
+            currentBaseUrl:
+                environments.find((item) => item.environment === environment)
+                    ?.baseUrl || '',
+            environments,
+        });
+    },
+
+    async onSelectEnvironment(e: WechatMiniprogram.TouchEvent) {
+        if (!this.data.isDevEnv || this.data.isSwitchingEnvironment) return;
+        const environment: unknown = e.currentTarget.dataset.environment;
+        if (!isApiEnvironment(environment)) return;
+        this.setData({ isSwitchingEnvironment: true });
+        wx.showLoading({ title: '切换环境中', mask: true });
+        let errorMessage = '';
+        try {
+            await switchApiEnvironment(environment);
+        } catch (error) {
+            errorMessage = error instanceof Error ? error.message : '切换失败';
+        } finally {
+            wx.hideLoading();
+            // 成功时本页已被 reLaunch 销毁，失败时才需要恢复按钮。
+            if (getCurrentPages().includes(this)) {
+                this.setData({ isSwitchingEnvironment: false });
+                this.onShow();
+            }
+        }
+        if (errorMessage) wx.showToast({ title: errorMessage, icon: 'none' });
     },
 
     onLoad() {

miniprogram/supportPages/debug/debug.wxml

@@ -1,9 +1,24 @@
 <view class="debug-page">
-    <view class="debug-page__hero">
-        <text class="debug-page__hero-title">Debug 工具页</text>
-        <text class="debug-page__hero-desc">
-            仅开发环境可见，用于发布前检查和同步调试数据。
-        </text>
+    <view wx:if="{{isDevEnv}}" class="debug-page__environment">
+        <text class="debug-page__section-title"
+            >接口环境 · {{currentEnvironment}}</text
+        >
+        <text class="debug-page__environment-url">{{currentBaseUrl}}</text>
+        <view class="debug-page__environment-options">
+            <button
+                wx:for="{{environments}}"
+                wx:key="environment"
+                class="debug-environment-option {{currentEnvironment === item.environment ? 'debug-environment-option--selected' : ''}}"
+                data-environment="{{item.environment}}"
+                disabled="{{!item.available || isSwitchingEnvironment}}"
+                bindtap="onSelectEnvironment">
+                {{item.environment}}
+                <text wx:if="{{!item.available}}">（未配置）</text>
+            </button>
+        </view>
+        <text class="debug-page__environment-note"
+            >切换后自动返回首页；下次打开开发版继续使用所选环境。</text
+        >
     </view>
 
     <view class="debug-page__section">