edu/app/src/utils/request/index.ts

import HttpRequest from './http'
import { merge } from 'lodash-es'
import { HttpRequestOptions, RequestHooks } from './type'
import { getToken } from '../auth'
import { RequestCodeEnum } from '@/enums/requestEnums'

const requestHooks: RequestHooks = {
    requestInterceptorsHook(options, config) {
        const { urlPrefix, baseUrl, withToken } = config
        options.header = options.header ?? {}
        if (urlPrefix) {
            options.url = `${urlPrefix}${options.url}`
        }
        if (baseUrl) {
            options.url = `${baseUrl}${options.url}`
        }
        // 添加token
        if (withToken) {
            const token = getToken()
            options.header.token = token
        }
        return options
    },
    responseInterceptorsHook(response, config) {
        const { isTransformResponse, isReturnDefaultResponse } = config

        //返回默认响应，当需要获取响应头及其他数据时可使用
        if (isReturnDefaultResponse) {
            return response
        }
        // 是否需要对数据进行处理
        if (!isTransformResponse) {
            return response.data
        }
        console.log(response.data)
        const { code, data, msg } = response.data as any
        switch (code) {
            case RequestCodeEnum.SUCCESS:
                return data
            case RequestCodeEnum.PARAMS_TYPE_ERROR:
            case RequestCodeEnum.PARAMS_VALID_ERROR:
            case RequestCodeEnum.REQUEST_METHOD_ERROR:
            case RequestCodeEnum.ASSERT_ARGUMENT_ERROR:
            case RequestCodeEnum.ASSERT_MYBATIS_ERROR:
            case RequestCodeEnum.LOGIN_ACCOUNT_ERROR:
            case RequestCodeEnum.LOGIN_DISABLE_ERROR:
            case RequestCodeEnum.NO_PERMISSTION:
            case RequestCodeEnum.FAILED:
            case RequestCodeEnum.SYSTEM_ERROR:
                uni.$u.toast(msg)
                return Promise.reject(msg)

            case RequestCodeEnum.TOKEN_INVALID:
            case RequestCodeEnum.TOKEN_EMPTY:
                return Promise.reject()

            default:
                return data
        }
    }
}

const defaultOptions: HttpRequestOptions = {
    requestOptions: {
        timeout: 10 * 1000
    },
    baseUrl: import.meta.env.VITE_APP_BASE_URL,
    //是否返回默认的响应
    isReturnDefaultResponse: false,
    // 需要对返回数据进行处理
    isTransformResponse: true,
    // 接口拼接地址
    urlPrefix: 'api',
    // 忽略重复请求
    ignoreCancel: false,
    // 是否携带token
    withToken: true,
    requestHooks: requestHooks
}

function createRequest(opt?: HttpRequestOptions) {
    return new HttpRequest(
        // 深度合并
        merge(defaultOptions, opt || {})
    )
}
const request = createRequest()
export default request