增加更新功能

src/pages/shouye/me.vue

@@ -34,7 +34,7 @@
       </view>
     </view>
     <view class="astyle">
-      <view> 检查更新 </view>
+      <view @click="checkupdate"> 检查更新 </view>
       <!-- <u-button
         @click.native="
           uni.navigateTo({
@@ -64,9 +64,75 @@ export default class RawHome extends BasePage {
   model = model;
   src: 'http://pic2.sc.chinaz.com/Files/pic/pic9/202002/hpic2119_s.jpg';
   today = dayjs().format('YYYY-MM-DD dddd');
+  version: '0.01';
+  checkversion: any = {};
   onLoad() {
     // this.model.getMenuList();
   }
+  compareVersion(version1: any, version2: any) {
+    //如果version1 大 会返回1  &&&  如果version2 大 会返回 -1
+    const newVersion1 = `${version1}`.split('.').length < 3 ? `${version1}`.concat('.0') : `${version1}`;
+    const newVersion2 = `${version2}`.split('.').length < 3 ? `${version2}`.concat('.0') : `${version2}`;
+    //计算版本号大小,转化大小
+    function toNum(a) {
+      const c = a.toString().split('.');
+      const num_place = ['', '0', '00', '000', '0000'],
+        r = num_place.reverse();
+      for (let i = 0; i < c.length; i++) {
+        const len = c[i].length;
+        c[i] = r[len] + c[i];
+      }
+      return c.join('');
+    }
+    //检测版本号是否需要更新
+    function checkPlugin(a: any, b: any) {
+      const numA = toNum(a);
+      const numB = toNum(b);
+      return numA > numB ? 1 : numA < numB ? -1 : 0;
+    }
+    return checkPlugin(newVersion1, newVersion2);
+  }
+  async checkupdate() {
+    try {
+      this.checkversion = await model.checkupdate();
+      let versionNumber = this.compareVersion(this.version, this.checkversion.Version);
+      versionNumber = 1;
+      if (versionNumber == -1) {
+        // 版本更新提示
+        uni.showModal({
+          content: '新版本为：' + this.checkversion.Version + ',' + '是否更新？',
+          success: (res) => {
+            if (res.confirm) {
+              //确定执行下载
+              let downloadApkUrl = this.checkversion.url;
+              uni.showLoading({
+                title: '下载中',
+              });
+              ////////////////uni下载方法,
+              uni.downloadFile({
+                url: downloadApkUrl,
+                success: (downloadResult) => {
+                  uni.hideLoading();
+                  if (downloadResult.statusCode == 200) {
+                    //安装更新
+                    plus.runtime.install(downloadResult.tempFilePath as any, { force: true }, function () {
+                      //uni.showToast('更新成功，重启');
+                      plus.runtime.restart();
+                    });
+                  }
+                },
+              });
+            } else if (res.cancel) {
+              console.log();
+            }
+          },
+        });
+        return;
+      }
+    } catch (e) {
+      console.log('error', e);
+    }
+  }
 }
 </script>
 
@@ -167,7 +233,7 @@ export default class RawHome extends BasePage {
     padding: 32rpx;
     margin-top: 4rpx;
     text-align: center;
-    border: 1rpx solid #F2F2F2;
+    border: 1rpx solid #f2f2f2;
     border-radius: 8rpx;
   }
 }

src/pages/shouye/model.ts

@@ -1,6 +1,6 @@
-import { getModule, Module, VuexModule } from 'vuex-module-decorators';
+import { getModule, Module, MutationAction, VuexModule } from 'vuex-module-decorators';
 import store from '@/store';
-//import http from '@/utils/request';
+import http from '@/utils/request';
 //import { url } from '@/utils/url';
 //import { session } from '@/store/modules/session';
 //import { stringify } from 'query-string';
@@ -33,6 +33,12 @@ export class ReceiptModule extends VuexModule {
   //   const menuList = result.data;
   //   return { menuList };
   // }
+  @MutationAction
+  async checkupdate() {
+    const result = await http.post('///');
+    const checkversion = result.data;
+    return checkversion;
+  }
 }
 
 export default getModule(ReceiptModule);