feat: 我的、设置、打印指南页面开发完成

miniprogram/supportPages/guide/guide.ts

@@ -1,7 +1,75 @@
+type AlbumAuthState = 'unknown' | 'granted' | 'denied';
+
+const ALBUM_SCOPE = 'scope.writePhotosAlbum';
+
 Page({
-    data: {},
+    data: {
+        albumAuthState: 'unknown' as AlbumAuthState,
+    },
 
     onLoad() {
-        // 静态说明页，无额外逻辑
+        this.refreshAlbumAuthState();
+    },
+
+    onShow() {
+        this.refreshAlbumAuthState();
+    },
+
+    refreshAlbumAuthState() {
+        wx.getSetting({
+            success: (res) => {
+                const auth = res.authSetting?.[ALBUM_SCOPE];
+                let state: AlbumAuthState = 'unknown';
+                if (auth === true) {
+                    state = 'granted';
+                } else if (auth === false) {
+                    state = 'denied';
+                }
+                this.setData({ albumAuthState: state });
+            },
+            fail: () => {
+                this.setData({ albumAuthState: 'unknown' });
+            },
+        });
+    },
+
+    onHandleAlbumPerm() {
+        const { albumAuthState } = this.data;
+
+        // 已被拒绝过：只能去系统设置打开
+        if (albumAuthState === 'denied') {
+            wx.openSetting({
+                success: (res) => {
+                    const granted = !!res.authSetting?.[ALBUM_SCOPE];
+                    this.setData({
+                        albumAuthState: granted ? 'granted' : 'denied',
+                    });
+                    if (granted) {
+                        wx.showToast({
+                            title: '已开启相册权限',
+                            icon: 'success',
+                            duration: 1500,
+                        });
+                    }
+                },
+            });
+            return;
+        }
+
+        // 未授权过：直接发起授权请求
+        wx.authorize({
+            scope: ALBUM_SCOPE,
+            success: () => {
+                this.setData({ albumAuthState: 'granted' });
+                wx.showToast({
+                    title: '已开启相册权限',
+                    icon: 'success',
+                    duration: 1500,
+                });
+            },
+            fail: () => {
+                this.setData({ albumAuthState: 'denied' });
+            },
+        });
     },
 });