import axios from "axios";
import $url from "./url";
import router from "../router";
import { encrypt } from "../utils/aes";

// 添加请求拦截器
axios.interceptors.request.use(function (config) {
    // 在发送请求之前做些什么
    if (config.headers) {
        config.headers.uid = localStorage.data;
        if (localStorage.access_token && localStorage.access_token !== "" && localStorage.access_token !== null && localStorage.access_token !== undefined && localStorage.access_token !== NaN) {
            config.headers.authorization = localStorage.access_token;
        }
    }
    return config;
}, function (error) {
    // 对请求错误做些什么
    return Promise.reject(error);
});

// 转到登录页面
const toLogin = () => {
    localStorage.clear();
    const data = { origin_url: window.location.href };
    axios.post($url.toLogin, data).then((res) => {
        if (res.data.code === 200) {
            window.location.href = res.data.redirect;
        } else {
            router.push({ path: '/404page' });
        }
    });
};

// 添加响应拦截器
let result = true;
axios.interceptors.response.use(function (response) {
    // 2xx 范围内的状态码都会触发该函数。
    // 对响应数据做点什么
    if (response.data.code === 200) {
        if ("access_token" in response.data) {
            localStorage.setItem("access_token", response.data.access_token);
        }
        if ("refresh_token" in response.data) {
            localStorage.setItem("refresh_token", response.data.refresh_token);
        }
        if ("data" in response.data) {
            localStorage.setItem("data", response.data.data);
        }
    }
    if(response.data.code === 401 && result) {
        result = false;
        setTimeout(() => {
            result = true;
        }, 1000);
        let getCode = window.location.href.indexOf('?');
        if (getCode != '-1') {
            let code = window.location.href.substring(getCode + 1);
            const data = {
                code: code,
                type: encrypt('code')
            };
            axios.post($url.getToken, data).then((res) => {
                if (res.data.code === 200) {
                    localStorage.setItem("data", res.data.data);
                    localStorage.setItem("access_token", res.data.access_token);
                    localStorage.setItem("refresh_token", res.data.refresh_token);
                    window.location.href = res.data.redirect;
                } else {
                    toLogin();
                }
            });
        } else if (localStorage.refresh_token && localStorage.refresh_token !== "" && localStorage.refresh_token !== null && localStorage.refresh_token !== undefined && localStorage.refresh_token !== NaN) {
            const data = {
                code: localStorage.refresh_token,
                type: localStorage.data
            };
            axios.post($url.getToken, data).then((res) => {
                if (res.data.code === 200) {
                    localStorage.setItem("data", res.data.data);
                    localStorage.setItem("access_token", res.data.access_token);
                    localStorage.setItem("refresh_token", res.data.refresh_token);
                    window.location.reload();
                } else {
                    toLogin();
                }
            });
        } else {
            toLogin();
        }
    }
    return response;
}, function (error) {
    // 超出 2xx 范围的状态码都会触发该函数。
    // 对响应错误做点什么
    return Promise.reject(error);
});

export default {
    get(url, query = {}) {
        return axios.get(url, {
            params: query
        });
    },
    post(url, body) {
        return axios.post(url, body);
    },
    put(url, body) {
        return axios.put(url, body);
    },
    del(url) {
        return axios.delete(url);
    },
}