import 'es6-promise/auto';
import axios, { AxiosResponse, AxiosError } from 'axios';
import { CrudReqOpts, ResultType } from './modules/crud/crud.typings';
import { fineServletURL, errorCode } from './modules/constants/env';
const defaultHeaders = {
    'Content-Type': 'application/json',
    'X-Requested-With': 'XMLHttpRequest',
};

export function paramsSerializer(params: { [key: string]: any }) {
    return Object.keys(params || {})
        .map(paramKey => {
            const paramValue = params[paramKey];

            let value = '';

            if (BI.isObject(paramValue)) {
                value = encodeURIComponent(JSON.stringify(paramValue));
            } else {
                value = paramValue;
            }

            return BI.isNull(value) ? '' : `${paramKey}=${value}`;
        })
        .filter(v => v !== '')
        .join('&');
}
function getCookieByName(name: string):string {
    let value = null;
    const regExpName = new RegExp(name);
    document.cookie.split(';').forEach((item: string) => {
        if (item.match(regExpName)) {
            value = item.split(`${name}=`)[1];
            
            return false;
        }
    });
    
    return value;
}

function checkStatus(response: AxiosResponse) {
    const status = response.status;
    const noLoginErr = [errorCode.LOGIN_INFO_ERROR, errorCode.LOGIN_INFO_NOT_AVAILABLE, errorCode.TIMEOUT];

    const resData = status === 200
        ? typeof response.data === 'string'
            ? BI.jsonDecode(response.data)
            : response.data
        : {};
    if (noLoginErr.includes(BI.get(resData, 'errorCode'))) {
        BI.Msg.alert(BI.i18nText('BI-Basic_Prompt'), BI.i18nText('Dec-Dcm_Login_Error'), () => {
            window.location.reload(true);
        });
        
        return new Promise(() => {});
    }
    
    return resData;
}

export async function request(reqOptions: CrudReqOpts = {}): Promise<ResultType> {
    const { url, type, headers, data, params } = reqOptions;
    
    return axios
        .request({
            url,
            baseURL: fineServletURL,
            method: type,
            headers: {
                ...defaultHeaders,
                ...headers,
                Authorization: `Bearer ${getCookieByName('fine_auth_token')}`,
                'Content-Type': 'application/json;charset=UTF-8',
            },
            params,
            paramsSerializer,
            data,
        })
        .then(checkStatus)
        .catch((error: AxiosError) => {
            console.log(error);
        });
}

Dec.reqGet = (url: string, data: any, callback: (re: any) => void) => {
    const timeStamp = new Date().getTime();
    
    request({
        url: url.includes('?') ? `${url}&_=${timeStamp}` : `${url}?_=${timeStamp}`,
        type: 'GET',
        data,
    }).then(re => callback(re));
};

Dec.reqPost = (url: string, data: any, callback: (re: any) => void) => {
    request({
        url,
        type: 'POST',
        data,
    }).then(re => callback(re));
};

Dec.reqDelete = (url: string, data: any, callback: (re: any) => void) => {
    request({
        url,
        type: 'DELETE',
        data,
    }).then(re => callback(re));
};

Dec.reqPut = (url: string, data: any, callback: (re: any) => void) => {
    request({
        url,
        type: 'PUT',
        data,
    }).then(re => callback(re));
};