HarmonyOS NEXT 实战之元服务：静态案例效果---电动车电池健康状况

背景：

前几篇学习了元服务，后面几期就让我们开发简单的元服务吧，里面丰富的内容大家自己加，本期案例仅供参考

先上本期效果图，里面图片自行替换

在这里插入图片描述

效果图1完整代码案例如下：

import { authentication } from '@kit.AccountKit';
import { BusinessError } from '@kit.BasicServicesKit';
import { hilog } from '@kit.PerformanceAnalysisKit';@Entry
@Component
struct Index {@State message: string = 'Hello World';build() {Column() {Image($r('app.media.diandongche')).width('60%').height(200)Row() {Column({ space: 5 }) {Row() {Image($r('app.media.dianchi')).width(50).height(50)Text('50%').fontColor(Color.White).fontSize(20).fontWeight(FontWeight.Bold)}Image($r('app.media.diandongche')).width(80).height(80)}.width('40%').backgroundColor('#9571E9').borderWidth(1).borderColor('#FF7F00').borderRadius(10).padding(6)Row() {Column({ space: 5 }) {Image($r('app.media.dizhi')).width(50).height(50)Text('庞各庄地铁C口').fontColor(Color.Black).fontSize(12)}Column({ space: 5 }) {Image($r('app.media.xiang')).width(50).height(50)Text('响铃找车').fontColor(Color.Black).fontSize(12)}}.justifyContent(FlexAlign.SpaceBetween).width('100%').height(146).backgroundColor('#70E07B').borderWidth(1).borderColor('#FF7F00').borderRadius(10).width('55%').padding(6)}.justifyContent(FlexAlign.SpaceBetween).width('100%').margin({ top: 12 }).backgroundColor('#D8D8FB').borderWidth(1).borderColor('#FF7F00').borderRadius(10).padding(6)Row() {Column({ space: 5 }) {Text('450km').fontColor('#FF7F00').fontSize(18)Text('累计骑行')}Column({ space: 5 }) {Text('50km').fontColor('#FF7F00').fontSize(18)Text('预计续航')}Column({ space: 5 }) {Image($r('app.media.diandongche')).width(50).height(50)Text('VIP解锁更多功能')}}.justifyContent(FlexAlign.SpaceBetween).width('100%').margin({ top: 12 }).backgroundColor('#D8D8FB').borderWidth(1).borderColor('#FF7F00').borderRadius(10).padding(6)}.height('100%').width('100%').margin({ top: 60 }).padding(16)}aboutToAppear() {hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onCreate');this.loginWithHuaweiID();}/*** Sample code for using HUAWEI ID to log in to atomic service.* According to the Atomic Service Review Guide, when a atomic service has an account system,* the option to log in with a HUAWEI ID must be provided.* The following presets the atomic service to use the HUAWEI ID silent login function.* To enable the atomic service to log in successfully using the HUAWEI ID, please refer* to the HarmonyOS HUAWEI ID Access Guide to configure the client ID and fingerprint certificate.*/private loginWithHuaweiID() {// Create a login request and set parameterslet loginRequest = new authentication.HuaweiIDProvider().createLoginWithHuaweiIDRequest();// Whether to forcibly launch the HUAWEI ID login page when the user is not logged in with the HUAWEI IDloginRequest.forceLogin = false;// Execute login requestlet controller = new authentication.AuthenticationController();controller.executeRequest(loginRequest).then((data) => {let loginWithHuaweiIDResponse = data as authentication.LoginWithHuaweiIDResponse;let authCode = loginWithHuaweiIDResponse.data?.authorizationCode;// Send authCode to the backend in exchange for unionID, session}).catch((error: BusinessError) => {hilog.error(0x0000, 'testTag', 'error: %{public}s', JSON.stringify(error));if (error.code == authentication.AuthenticationErrorCode.ACCOUNT_NOT_LOGGED_IN) {// HUAWEI ID is not logged in, it is recommended to jump to the login guide page}});}
}