HarmonyOS 鸿蒙Next API12关于axios的网络封装
HarmonyOS 鸿蒙Next API12关于axios的网络封装
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1.开发工具
DeEco Studio NEXT Developer Bate1
2.API版本
12
3.开发过程
安装axios
OpenHarmony三方库中心仓:https://ohpm.openharmony.cn/#/cn/home
项目中执行
ohpm install [@ohos](/user/ohos)/axios
主体业务实现(因实际业务api的返回值不是固定的所以未封装code判断到Util里面,可根据个人情况进行改造)HttpUtil.ets
import axios, { AxiosResponse } from '[@ohos](/user/ohos)/axios'; import ResponseResult from '../common/bean/ResponseResult'; import { http } from '@kit.NetworkKit'; import { Apis } from './Apis'; import Logger from './Logger';
const TAG = ‘[HttpUtil]’;
export class HttpUtil { public static request(url: string, params: ESObject = {}, method = http.RequestMethod.GET, contentType?: string): Promise<ResponseResult> { axios.defaults.headers[‘Content-Type’] = contentType || method === http.RequestMethod.POST ? ‘application/json’ : ‘application/x-www-form-urlencoded’; let responseResult:Promise<AxiosResponse<string>> = axios.request({ url, method, params }); let serverData: ResponseResult = new ResponseResult(); return responseResult.then((response: AxiosResponse<string>)=>{ Logger.info(TAG, “网络请求:” + “接口:” + Apis.BASE_Url + url + " 参数: " + JSON.stringify(params) + “返回结果:” + JSON.stringify(response.data)); if (response.status == http.ResponseCode.OK) { serverData = JSON.parse(JSON.stringify(response.data)); } else { serverData.resCode = Apis.BASE_ERROR_CODE; serverData.resMsg =
${<span class="hljs-string"><span class="hljs-string">'网络错误,请联系管理员:'</span></span>}&${response.status}
; } return serverData; }).catch((e:object) => { Logger.info(TAG,“网络请求异常:”+ JSON.stringify(e)) serverData.resCode = Apis.BASE_ERROR_CODE; serverData.resMsg = ‘网络错误,请联系管理员’; return serverData; }) } }
业务调用HomeViewModel.ets(获取banner)
import BannerBean from '../common/bean/BannerBean'; import ResponseResult from '../common/bean/ResponseResult'; import { Apis } from '../utils/Apis'; import { HttpUtil } from '../utils/HttpUtil';
export class HomeViewModel { getBannerList(): Promise<BannerBean[]> { return new Promise((resolve: Function, reject: Function) => { HttpUtil.request(Apis.BASE_Url+Apis.bannerList).then((res: ResponseResult) => { if (res.resCode == 1) { resolve(res.data); } else { reject(res.resMsg); } }).catch((res:object) => { reject(JSON.stringify(res)); }); }); } } export default new HomeViewModel();
ResponseResult.ets
export default class ResponseResult { resCode: number |string; resMsg: string | Resource; data: string | Object | ArrayBuffer | null;
constructor() { this.resCode = 0; this.resMsg = ‘’; this.data = null; } }
Logger.ets
</markdown>import { hilog } from '@kit.PerformanceAnalysisKit';
export class Logger { private domain: number; private prefix: string; private format: string =
%{public}s, %{public}s
;constructor(prefix: string) { this.prefix = prefix; this.domain = 0xFF00; }
debug(…args: string[]) { hilog.debug(this.domain, this.prefix, this.format, args); }
info(…args: string[]) { hilog.info(this.domain, this.prefix, this.format, args); }
warn(…args: string[]) { hilog.warn(this.domain, this.prefix, this.format, args); }
error(…args: string[]) { hilog.error(this.domain, this.prefix, this.format, args); }
fatal(…args: string[]) { hilog.fatal(this.domain, this.prefix, this.format, args); }
isLoggable(level: number) { hilog.isLoggable(this.domain, this.prefix, level); } }
export default new Logger(’[WoNiu]’);
关于HarmonyOS 鸿蒙Next API12关于axios的网络封装的问题,您也可以访问:https://www.itying.com/category-93-b0.html 联系官网客服。
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更多关于HarmonyOS 鸿蒙Next API12关于axios的网络封装的实战系列教程也可以访问 https://www.itying.com/category-93-b0.html
找HarmonyOS工作还需要会Flutter技术的哦,有需要Flutter教程的可以学学大地老师的教程,很不错,B站免费学的哦:https://www.bilibili.com/video/BV1S4411E7LY/?p=17
我想问下 JSON.stringify可以打印出来res的json数据,但是res中的其他类 就无法打印出来 比如res.data都是没有反应的,是实体类的问题吗?
有要学HarmonyOS AI的同学吗,联系我:https://www.itying.com/goods-1206.html
编译出Android APP,网络请求不能使用,什么问题?
First attempt: load module failed. dlopen failed: library "libshared_libz.so" not found
Second attempt: load module failed. dlopen failed: library "/data/user/0/com.example.myharmonytest/files/arkui-x/libs/arm64-v8a/libnet_http.so" not found
哪里没有配置对吗?
Android??
你用的啥arkui-X吗?
是的 arkui-x 试试跨平台的的可能性