修改

pages/login/login.vue

@@ -8,6 +8,9 @@
 				<input type="text" class="setup-input" placeholder="请输入服务器地址" v-model="addrip">
 			</view>
 		</view>
+		<view class="zd-row" style="justify-content: flex-end;margin-bottom: 30rpx">
+			<view class="zd-col-5 setup-text" @tap="isUpdate">升级版本</view>
+		</view>
 		<button class="login-btn" @tap="toLogin">进入</button>
 		<view v-if="version !== ''" class="version-name">v{{version}}</view>
 		<Up-grade v-if="grade === true" @closeUpdate="closeUpdate" :androidUrl="androidUrl"></up-grade>
@@ -41,6 +44,9 @@
 			//#endif
 		},
 		methods: {
+			isUpdate () {
+				this._pdaUpdate()
+			},
 			toLogin() {
 				if (this.addrip === '') {
 					uni.showToast({
@@ -55,16 +61,14 @@
 				})
 			},
 			async _pdaUpdate () {
-				let res = await pdaUpdate()
-				if (res.versionName === this.version) {
-					uni.showToast({
-						title: '当前为最新版本',
-						icon: 'none'
-					})
-				} else {
+				try {
+					let res = await pdaUpdate()
 					this.grade = true
 					this.androidUrl = res.url
+				} catch (e) {
+					console.log(e)
 				}
+				
 			},
 			closeUpdate () {
 				this.grade = false
@@ -84,7 +88,6 @@
   margin-bottom 10vh
 .input-wrap
 	width 100%
-	margin-bottom 10vh
 .input-label
 	_font(30rpx,70rpx,#333)
 	margin-bottom 2vh
@@ -110,4 +113,6 @@
 	position: absolute
 	bottom: 30rpx
 	_font(30rpx, 60rpx, #999,,center)
+.setup-text
+	_font(28rpx, 28rpx,$red,,right)
 </style>