添加权限校验弹框

scan/pagesC/measurescan/measurescan.vue

 <template>
 	<view class="body">
-		<camera id="camera" resolution="high" device-position="back" flash="off" @error="error" @initdone="initdone"
-			style="position:absolute;width:100%;height:100%;">
-		</camera>
+		<view style="position:absolute;width:100%;height:100%;">
+			<camera v-if="showCamera" id="camera" resolution="high" device-position="back" flash="off" @error="error"
+				@initdone="initdone" style="width:100%;height:100%;">
+			</camera>
+		</view>
+
 
 		<image class="icon_center" mode="aspectFit" src="../../static/ic_center.png" />
 
@@ -36,7 +39,12 @@
 	} from "@/utils/utils.js"
 
 	import {
-		redirectTo,
+		openSetting,
+	} from '@/utils/utils.js';
+
+
+	import {
+		redirectTo,
 		navigateTo,
 		navigateBack
 	} from '@/utils/fun';
@@ -55,6 +63,7 @@
 				items: [],
 				showPicker: false,
 				userBean: {},
+				showCamera: true
 			}
 		},
 		onLoad(options) {
@@ -78,9 +87,15 @@
 					this.userBean = data;
 				}
 			});
+
+			this.showCamera = true
 		},
 		methods: {
 			takePhoto() {
+				if (!this.showCamera) {
+					this.showCamera = true
+				}
+
 				if (this.isMeasureHeight == 1 && !this.isClickTwo) {
 					this.isClickTwo = true
 					this.scanPosition = "顶部"
@@ -96,6 +111,24 @@
 			},
 			error(e) {
 				console.log(e.detail);
+
+				this.showCamera = false
+				this.goAuthSetting()
+			},
+			goAuthSetting() {
+				tt.showModal({
+					title: `获取权限失败`,
+					content: `未授权，请在设置页授权`,
+					success(res) {
+						if (res.confirm) {
+							openSetting()
+						} else if (res.cancel) {
+							uni.showToast({
+								title: '取消授权'
+							})
+						}
+					},
+				});
 			},
 			initdone({
 				detail: {

scan/pagesC/scan/scan.vue

 <template>
 	<view class="body">
-		<camera id="camera" resolution="high" device-position="back" flash="off" @error="error" @initdone="initdone"
-			style="position:relative;width:100%;height:70%;">
-		</camera>
+		<view style="position:relative;width:100%;height:70%;">
+			<camera v-if="showCamera" id="camera" resolution="high" device-position="back" flash="off" @error="error"
+				@initdone="initdone" style="width:100%;height:100%;">
+			</camera>
+		</view>
+
 
 		<view class="hint" v-if="current==0">请保持水平清晰</view>
 		<view class="card" v-if="current==1" @click="showPop">
@@ -56,6 +59,10 @@
 		reLaunch
 	} from '@/utils/fun';
 
+	import {
+		openSetting,
+	} from '@/utils/utils.js';
+
 	const app = getApp();
 
 	export default {
@@ -89,13 +96,21 @@
 				}, ],
 				list: ['身份证正面', '身份证反面'],
 				cardType: ScanTypeBean.idcard_front,
+				showCamera: true
 			}
 		},
 		onLoad(option) {
 			this.current = option.type
 		},
+		onShow() {
+			this.showCamera = true
+		},
 		methods: {
 			takePhoto() {
+				if (!this.showCamera) {
+					this.showCamera = true
+				}
+
 				uni.showLoading({
 					title: '加载中...'
 				})
@@ -107,10 +122,10 @@
 					quality: 'high',
 					success(res) {
 						uni.hideLoading()
-						navigateTo(`/pagesC/edit/edit`, {
-							uri: res.tempImagePath,
-							type: that.current,
-							cardType: that.cardType
+						navigateTo(`/pagesC/edit/edit`, {
+							uri: res.tempImagePath,
+							type: that.current,
+							cardType: that.cardType
 						})
 					},
 					fail(err) {
@@ -129,14 +144,37 @@
 					success: (res) => {
 						navigateTo(`/pagesC/edit/edit`, {
 							uri: res.tempFilePaths,
-							type: that.current,
+							type: that.current,
 							cardType: that.cardType
 						})
+					},
+					fail: (res) => {
+						setTimeout(() => {
+							that.goAuthSetting()
+						}, 500)
 					}
 				});
 			},
 			error(e) {
 				console.log(e.detail);
+
+				this.showCamera = false
+				this.goAuthSetting()
+			},
+			goAuthSetting() {
+				tt.showModal({
+					title: `获取权限失败`,
+					content: `未授权，请在设置页授权`,
+					success(res) {
+						if (res.confirm) {
+							openSetting()
+						} else if (res.cancel) {
+							uni.showToast({
+								title: '取消授权'
+							})
+						}
+					},
+				});
 			},
 			initdone({
 				detail: {
@@ -151,6 +189,10 @@
 			},
 			handleChange(res) {
 				this.current = res.value
+
+				if (!this.showCamera) {
+					this.showCamera = true
+				}
 			},
 			showPop() {
 				this.$refs.popup.open('bottom')
@@ -245,7 +287,7 @@
 		flex-direction: column;
 		// align-items: center;
 		// justify-content: center;
-		padding: 15px;
+		padding: 15px;
 		font-size: 36rpx;
 		background-color: #fff;
 	}

scan/utils/utils.js

@@ -334,4 +334,15 @@ export function getSubList(length, list) {
 		}
 	}
 	return subList
+}
+
+export function openSetting() {
+	tt.openSetting({
+		success: res => {
+			console.log('调起设置页面成功');
+		},
+		fail: err => {
+			console.log('调起设置页面失败');
+		}
+	});
 }
\ No newline at end of file