//设置axios
import qs from 'qs';
import axios from 'axios'
import { Message } from 'view-design'

export default {
    post(url, params) {
        axios.defaults.headers.post['Content-Type'] = 'application/x-www-form-urlencoded';
        axios.defaults.transformRequest = [
            function (data) {
                return qs.stringify(data)
            }
        ];
        var res = axios.post(`${url}`, params).then((res) => {
            console.log("res:", res)
            if (res.status == 200) {
                if (res.data.exception != undefined && res.data.exception) {
                    //统一处理异常
                    Message.error(res.data.msg)
                    return Promise.reject(res.data)
                } else {
                    return res.data;
                }
            }

            else
                Message.error("server error")
        })
        return res;
    },
    postjson(url, params) {
        axios.defaults.headers.post['Content-Type'] = 'application/json;charset=utf-8'
        axios.defaults.transformRequest = [
            function (data) {
                return JSON.stringify(data)
            }
        ];
        var res = axios.post(`${url}`, params).then((res) => {
            console.log("res:", res)
            if (res.status == 200) {
                if (res.data.exception != undefined && res.data.exception) {
                    Message.error(res.data.msg)
                    return Promise.reject(res.data)
                } else {
                    return res.data;
                }
            }
            else
                Message.error("server error")
        })
        return res;
    },
    getServerHost() {
        return serverHost;
    },
    postfile(url, params, formData) {
        console.log("postfile:", url, params)
        axios.defaults.headers.post['Content-Type'] = 'multipart/form-data;'
        axios.defaults.transformRequest = [
            function (data) {
                return data;
            }
        ];
        var res = axios.post(`${url}`, params).then((res) => {
            console.log("res:", res)
            if (res.status == 200) {
                if (res.data.exception != undefined && res.data.exception) {
                    Message.error(res.data.msg)
                    return Promise.reject(res.data)
                } else {
                    return res.data;
                }
            }
            else
                Message.error("server error")
        })
        return res;
    },
    download(url, fileName) {
        axios({
            method: 'get',
            url: `${url}`,
            responseType: 'blob'
        }).then(res => {
            const blob = new Blob([res.data]);
            console.log(blob.size)
            const url = window.URL.createObjectURL(blob);
            const a = document.createElement('a');
            a.href = url;
            a.download = fileName;
            a.click();
            window.URL.revokeObjectURL(url);
        })
    }
}