import axios from "axios";
import { authToken } from "@/store/index.js"
import { MessagePlugin } from "tdesign-vue-next"
import  router from "@/router/index.js"

function get_api_url() {
    if (import.meta.env.MODE === 'development' || (import.meta.env.MODE === 'production' && window.location.host.indexOf('localhost') > -1)) {
        return import.meta.env.VITE_API_BASEURL
    }
    return 'http://' + window.location.host + '/api'
}

const instance = axios.create({
    baseURL: get_api_url(),
    headers: {
        'Content-Type': 'application/json;charset=UTF-8'
    }
})

instance.interceptors.request.use(
    config => {
        const token = authToken.access
        if (token) {
            config.headers['Authorization'] = `Bearer ${token}`
        }
        config._err_i = config._err_i !== false; // 默认 true
        return config;
    },
    error => {
        MessagePlugin.error(error.message)
        return Promise.reject(error);
    }
)

instance.interceptors.response.use(
    response => {
        return response.data
    },
    error => {
        let err_msg = "请求错误";
        if (error.response) {
            const status = error.response.status;
            const url = error.config?.url || '';
            switch (status) {
                case 401:
                    if (authToken.access) { authToken.access = null }
                    if (authToken.refresh) { authToken.refresh = null }
                    if (!url.includes('/login')) {
                        // 避免重复跳转
                        if (!window.location.pathname.includes('/login')) {
                            router.replace('/login');
                        }
                    }
                    break;
                default:
                    err_msg = error.response?.data?.err_msg || "内部错误"
            }
        } else if (error.request) {
            err_msg = '网络连接失败，请检查网络';
        }
        if (error.config._err_i) {
            MessagePlugin.error(err_msg);
        }
        return Promise.reject(error)
    }
)

const http = {
    get: (url, params={}, err_i=true) => instance.get(url, { params, err_i }),
    post: (url, data={}, err_i=true) => instance.post(url, data, err_i),
    put: (url, data={}, err_i=true) => instance.put(url, data, err_i),
    delete: (url, err_i=true) => instance.delete(url, err_i),
    postForm: (url, data, onProgress=null, err_i=true) => instance.post(url, data, { headers: { 'Content-Type': 'multipart/form-data' }, onUploadProgress:  onProgress, err_i})
};

export default http;