edu-mini/utils/http.js

import {wxToPromise} from "./wx";
import config from "../model/config";
import Route from "../model/route";
import User from "../model/user";
import {showLoading} from "./utils";

const app = getApp();

class Http {

    static async request({url, data, method = 'get', opt = {isLoading: false}}) {
        const isLoading = opt.isLoading;
        if (isLoading) {
            showLoading();
        }
        let res
        try {
            let tokenObj = {};
            if (app.globalData.token) {
                tokenObj.Authorization = app.globalData.token;
            }
            res = await wxToPromise('request', {
                url: `${config.API}${url}`,
                data,
                method,
                header: {
                    'content-type': 'application/json',
                    ...tokenObj
                }
            })
        } catch (e) {
            console.log('网络错误', e);
            // 代码逻辑异常、无网络、请求超时会走这里
            Http._showError(-100)
            throw new Error(e.errMsg)
        }
        if (isLoading) {
            wx.hideLoading()
        }

        if (res.statusCode == 200) {
            if (res.data.code == 200) {
                console.log(`网络请求${url}`, data, res.data);
                return res.data;
            } else if (res.data.code == 401) {
                Route.toLogin();
                User.logout();
            } else if (res.data.code == 511) {//针对提交 重复的，直接判断为成功，但是结果不会存在了
                console.log(`网络请求${url}重复提交`, data, res.data);
                return res.data;
            } else {
                Http._showError(res.data.code, res.data.msg)
                throw new Error(res.data.msg)
            }
        } else {
            Http._showError(res.statusCode)
            throw new Error(res.statusCode)
        }
    }


    static _showError(errorCode, message = '') {
        const errorMessage = config.ERROR_MSG[errorCode];
        const title = errorMessage || message || '未知异常'

        console.log("错误提示", title)

        wx.showToast({
            title,
            icon: 'none',
            duration: 3000
        })
    }
}

export default Http