mall-uniapp/sheep/request/index.js

/**
 * Shopro-request
 * @description api模块管理，loading配置，请求拦截，错误处理
 */

import Request from 'luch-request';
import {
	baseUrl,
	apiPath
} from '@/sheep/config';
import $store from '@/sheep/store';
import $platform from '@/sheep/platform';
import {
	showAuthModal
} from '@/sheep/hooks/useModal';

const options = {
	// 显示操作成功消息 默认不显示
	showSuccess: false,
	// 成功提醒 默认使用后端返回值
	successMsg: '',
	// 显示失败消息 默认显示
	showError: true,
	// 失败提醒 默认使用后端返回信息
	errorMsg: '',
	// 显示请求时loading模态框 默认显示
	showLoading: true,
	// loading提醒文字
	loadingMsg: '加载中',
	// 需要授权才能请求 默认放开
	auth: false,
	// ...
};

// Loading全局实例
let LoadingInstance = {
	target: null,
	count: 0,
};

/**
 * 关闭loading
 */
function closeLoading() {
	if (LoadingInstance.count > 0) LoadingInstance.count--;
	if (LoadingInstance.count === 0) uni.hideLoading();
}

/**
 * @description 请求基础配置 可直接使用访问自定义请求
 */
const http = new Request({
	baseURL: baseUrl,
	timeout: 8000,
	method: 'GET',
	header: {
		Accept: 'text/json',
		'Content-Type': 'application/json;charset=UTF-8',
		platform: $platform.name,
	},
	// #ifdef APP-PLUS
	sslVerify: false,
	// #endif
	// #ifdef H5
	// 跨域请求时是否携带凭证（cookies）仅H5支持（HBuilderX 2.6.15+）
	withCredentials: false,
	// #endif
	custom: options,
});

/**
 * @description 请求拦截器
 */
http.interceptors.request.use(
	(config) => {
		if (config.custom.auth && !$store('user').isLogin) {
			showAuthModal();
			return Promise.reject();
		}
		if (config.custom.showLoading) {
			LoadingInstance.count++;
			LoadingInstance.count === 1 &&
				uni.showLoading({
					title: config.custom.loadingMsg,
					mask: true,
					fail: () => {
						uni.hideLoading();
					},
				});
		}
		const token = uni.getStorageSync('token');
		if (token) config.header['Authorization'] = token;
		// TODO 芋艿：特殊处理
		if (config.url.indexOf('/app-api/') !== -1) {
			config.header['Accept'] = '*/*'
			config.header['tenant-id'] = '1';
      config.header['terminal'] = '20';
			config.header['Authorization'] = 'Bearer test247';
		}
		return config;
	},
	(error) => {
		return Promise.reject(error);
	},
);

/**
 * @description 响应拦截器
 */
http.interceptors.response.use(
	(response) => {
		// 自动设置登陆令牌
		if (response.header.authorization || response.header.Authorization) {
			$store('user').setToken(response.header.authorization || response.header.Authorization);
		}

		response.config.custom.showLoading && closeLoading();
		if (response.data.error !== 0) {
			if (response.config.custom.showError)
				uni.showToast({
					title: response.data.msg || '服务器开小差啦,请稍后再试~',
					icon: 'none',
					mask: true,
				});
			return Promise.resolve(response.data);
		}
		if (
			response.data.error === 0 &&
			response.data.msg !== '' &&
			response.config.custom.showSuccess
		) {
			uni.showToast({
				title: response.config.custom.successMsg || response.data.msg,
				icon: 'none',
			});
		}
		return Promise.resolve(response.data);
	},
	(error) => {
		const userStore = $store('user');
		const isLogin = userStore.isLogin;
		let errorMessage = '网络请求出错';
		if (error !== undefined) {
			switch (error.statusCode) {
				case 400:
					errorMessage = '请求错误';
					break;
				case 401:
					if (isLogin) {
						errorMessage = '您的登陆已过期';
					} else {
						errorMessage = '请先登录';
					}
					userStore.logout(true);
					showAuthModal();
					break;
				case 403:
					errorMessage = '拒绝访问';
					break;
				case 404:
					errorMessage = '请求出错';
					break;
				case 408:
					errorMessage = '请求超时';
					break;
				case 429:
					errorMessage = '请求频繁, 请稍后再访问';
					break;
				case 500:
					errorMessage = '服务器开小差啦,请稍后再试~';
					break;
				case 501:
					errorMessage = '服务未实现';
					break;
				case 502:
					errorMessage = '网络错误';
					break;
				case 503:
					errorMessage = '服务不可用';
					break;
				case 504:
					errorMessage = '网络超时';
					break;
				case 505:
					errorMessage = 'HTTP版本不受支持';
					break;
			}
			if (error.errMsg.includes('timeout')) errorMessage = '请求超时';
			// #ifdef H5
			if (error.errMsg.includes('Network'))
				errorMessage = window.navigator.onLine ? '服务器异常' : '请检查您的网络连接';
			// #endif
		}

		if (error && error.config) {
			if (error.config.custom.showError === false) {
				uni.showToast({
					title: error.data?.msg || errorMessage,
					icon: 'none',
					mask: true,
				});
			}
			error.config.custom.showLoading && closeLoading();
		}

		return false;
	},
);

const request = (config) => {
	if (config.url[0] !== '/') {
		config.url = apiPath + config.url;
	}
	// TODO 芋艿：额外拼接
	if (config.url.indexOf('/app-api/') >= 0) {
		// config.url = 'http://api-dashboard.yudao.iocoder.cn' + config.url; // 调用【云端】
		config.url = 'http://127.0.0.1:48080' + config.url; // 调用【本地】
	}
	return http.middleware(config);
};

export default request;