import axios from 'axios'
import qs from 'qs';

let setLoading = null;
export function setloadingFun (call){
    setLoading = call;
}
let requestLength = 0;
// 请求开始
function showLoading(headers) {
    if (!headers.noLoading) {
        requestLength += 1;
        if (requestLength >= 0) {
            setLoading&&setLoading(true)
        }
    }
}
// 请求结束
function hideLoading() {
    requestLength -= 1;
    if (requestLength <= 0) {
        setLoading&&setLoading(false)
        requestLength = 0;
    }
}


const service = axios.create({
    baseURL: `${process.env.VUE_APP_BUILD_ENV? process.env.VUE_APP_BUILD_ENV : ''}`, // url = base url + request
    // withCredentials: true, // send cookies when cross-domain requests
    timeout: 50000, // request timeout
    withCredentials: true
})


service.interceptors.request.use((config)=>{
    const { headers } = config;

    showLoading(headers);
    config.paramsSerializer = (params) => qs.stringify(params, { arrayFormat: 'repeat' });
})
service.interceptors.response.use((response)=>{
    hideLoading();
    if (response.status === 200) {
        const { data } = response;
        // code正常请求
        if (data.code === 0 || data.code === 200) {
            return data.data;
        }
    }
    return response;
},(err) => {
    hideLoading();
    return Promise.reject(err);
})
export default service;