refactor: 全局获取 systemInfoSync 兼容本地测试环境

pages/API/get-system-info/get-system-info.uvue

@@ -37,76 +37,83 @@
   type Item = {
     label : string,
     value : string,
-  }
-  const globalScreenHeight = uni.getSystemInfoSync().screenHeight
+  }
+
+  let globalScreenHeight = 0
+  try {
+    globalScreenHeight = uni.getSystemInfoSync().screenHeight
+  } catch (e) {
+    // 兼容本地测试
+    console.error(e)
+  }
+
   export default {
     data() {
       return {
         title: 'getSystemInfo',
-        items: [] as Item[],
-        screenHeightAtReady: 0,
-        jest_result: false,
+        items: [] as Item[],
+        screenHeightAtReady: 0,
+        jest_result: false,
       }
     },
     onUnload: function () {
-    },
-
-    onReady() {
-      this.screenHeightAtReady = uni.getSystemInfoSync().screenHeight
-      console.log(`全局获取屏幕高度: ${globalScreenHeight}  onReady内获取屏幕高度: ${this.screenHeightAtReady}`);
+    },
+    onReady() {
+      this.screenHeightAtReady = uni.getSystemInfoSync().screenHeight
+      console.log(`全局获取屏幕高度: ${globalScreenHeight}  onReady内获取屏幕高度: ${this.screenHeightAtReady}`);
     },
     methods: {
       getSystemInfo: function () {
         uni.getSystemInfo({
           success: (res) => {
-            this.items = [] as Item[];
-            const res_str = JSON.stringify(res);
-            const res_obj =  JSON.parseObject(res_str);
-            const res_map = res_obj!.toMap();
-            let keys = [] as string[]
-            res_map.forEach((_, key) => {
-               keys.push(key);
-            });
-            keys.sort().forEach( key => {
-              const value = res[key];
-              if(value != null){
-                const item = {
-                	label: key,
-                	value: "" + ((typeof value == "object")? JSON.stringify(value) : value)
-                } as Item;
-                this.items.push(item);
-              }
+            this.items = [] as Item[];
+            const res_str = JSON.stringify(res);
+            const res_obj = JSON.parseObject(res_str);
+            const res_map = res_obj!.toMap();
+            let keys = [] as string[]
+            res_map.forEach((_, key) => {
+              keys.push(key);
+            });
+            keys.sort().forEach(key => {
+              const value = res[key];
+              if (value != null) {
+                const item = {
+                  label: key,
+                  value: "" + ((typeof value == "object") ? JSON.stringify(value) : value)
+                } as Item;
+                this.items.push(item);
+              }
             });
           },
         })
       },
       getSystemInfoSync: function () {
         this.items = [] as Item[];
-        const res = uni.getSystemInfoSync()
-        const res_str = JSON.stringify(res);
-        const res_obj =  JSON.parseObject(res_str);
-        const res_map = res_obj!.toMap();
-        let keys = [] as string[]
-        res_map.forEach((_, key) => {
-           keys.push(key);
-        });
-        keys.sort().forEach( key => {
-          const value = res[key];
-          if(value != null){
-            const item = {
-            	label: key,
-            	value: "" + ((typeof value == "object")? JSON.stringify(value) : value)
-            } as Item;
-            this.items.push(item);
-          }
+        const res = uni.getSystemInfoSync()
+        const res_str = JSON.stringify(res);
+        const res_obj = JSON.parseObject(res_str);
+        const res_map = res_obj!.toMap();
+        let keys = [] as string[]
+        res_map.forEach((_, key) => {
+          keys.push(key);
+        });
+        keys.sort().forEach(key => {
+          const value = res[key];
+          if (value != null) {
+            const item = {
+              label: key,
+              value: "" + ((typeof value == "object") ? JSON.stringify(value) : value)
+            } as Item;
+            this.items.push(item);
+          }
         });
       },
       //自动化测试例专用
       jest_getSystemInfo() : GetSystemInfoResult {
         return uni.getSystemInfoSync();
-      },
-      jest_getScreenHeight_at_different_stages(){
-        this.jest_result = (globalScreenHeight == this.screenHeightAtReady)
+      },
+      jest_getScreenHeight_at_different_stages() {
+        this.jest_result = (globalScreenHeight == this.screenHeightAtReady)
       }
     }
   }