修复授权位置拒绝问题

stores/user.js

@@ -182,7 +182,15 @@ export const productStore = defineStore("product", {
                 await this.actionsproductqueryShop();
               }
             }
-            const canOrder = await this.computedDistance();
+
+            if (this.shopInfo.isOrderFence == 0) {
+              this.jumpToOrderPage();
+              return;
+            }
+            const canGetLocation = await this.openLocationAuth();
+            if (canGetLocation) {
+              const canOrder = await this.computedDistance();
+            }
           }
         } else {
           // #ifdef APP || MP-WEIXIN || MP-ALIPAY
@@ -211,7 +219,14 @@ export const productStore = defineStore("product", {
                     await this.actionsproductqueryShop();
                   }
                 }
-                const canOrder = await this.computedDistance();
+                if (this.shopInfo.isOrderFence == 0) {
+                  this.jumpToOrderPage();
+                  return;
+                }
+                const canGetLocation = await this.openLocationAuth();
+                if (canGetLocation) {
+                  const canOrder = await this.computedDistance();
+                }
               }
             },
             fail: (res) => {
@@ -222,7 +237,64 @@ export const productStore = defineStore("product", {
         }
       });
     },
-
+    async openLocationAuth() {
+      try {
+        // 1. 检查当前位置授权状态
+        return new Promise((resolve, reject) => {
+          uni.getSetting({
+            success: (settingRes) => {
+              if (settingRes.authSetting["scope.userLocation"]) {
+                // 2. 已授权：直接获取位置
+                resolve(true);
+              } else if (
+                settingRes.authSetting["scope.userLocation"] === undefined
+              ) {
+                // 3. 未请求过授权：发起授权请求
+                uni
+                  .authorize({ scope: "scope.userLocation" })
+                  .then((authRes) => {
+                    if (authRes.errMsg === "authorize:ok") {
+                      // 授权成功后获取位置
+                      resolve(true);
+                    } else {
+                      reject(false);
+                    }
+                  });
+              } else {
+                // 4. 已拒绝授权：提示用户去设置页开启
+                uni.showModal({
+                  title: "开启定位",
+                  content: "请允许“零点八零”使用您的位置，方便您进入店铺点餐",
+                  confirmText: "开启定位",
+                  cancelText: "取消",
+                  success: (modalRes) => {
+                    if (modalRes.confirm) {
+                      // 跳转微信小程序授权设置页
+                      uni.openSetting({
+                        success: async (openRes) => {
+                          // 用户在设置页开启授权后，再次获取位置
+                          if (openRes.authSetting["scope.userLocation"]) {
+                            resolve(true);
+                          } else {
+                            reject(false);
+                          }
+                        },
+                      });
+                    }
+                  },
+                });
+              }
+            },
+            fail: (err) => {
+              reject(err);
+            },
+          });
+        });
+      } catch (err) {
+        console.error("位置授权失败：", err);
+        uni.showToast({ title: "授权失败，请稍后重试", icon: "none" });
+      }
+    },
     //计算距离判断是否可以点餐
     async computedDistance() {
       return new Promise((resolve, reject) => {
@@ -233,11 +305,6 @@ export const productStore = defineStore("product", {
           this.location.longitude
         );
 
-        if (this.shopInfo.isOrderFence == 0) {
-          this.jumpToOrderPage();
-          resolve(true);
-          return;
-        }
         const juli = getDistance(
           this.location.latitude,
           this.location.longitude,
@@ -256,7 +323,7 @@ export const productStore = defineStore("product", {
             confirmText: "重新定位",
             content:
               "抱歉，您当前距离店铺过远，为保障您的用餐体验，请您到店后或在门店附近再下单。若您已在店铺附近，可尝试重新定位",
-            success: async(res) => {
+            success: async (res) => {
               if (res.confirm) {
                 console.log("用户点击了确认");
                 await this.getLocation();