import { getToken, clearToken } from './auth'
import store from '@/store'

const BASE_PATH = 'http://192.168.31.146:8082/api/app/forward'
// const BASE_PATH = 'https://mailbox.biutag.com/lan-api/api'

function get(options) {
    options.method = 'GET';
    return ajax(options.url, options)
}

function post(options) {
    options.method = 'POST';
    return ajax(options.url, options)
}

function put(options) {
    options.method = 'PUT';
    return ajax(options.url, options)
}

function del(options) {
    options.method = 'DELETE';
    return ajax(options.url, options)
}

function ajax(url, options) {
    let body;
    if (options?.params && Object.keys(options.params).length > 0) {
        if (options.method === 'GET') {
            options.query = options.params;
        } else {
            body = JSON.stringify(options.params);
        }
    }
    if (options?.query) {
		const queryParams = []
		for (const key in options.query) {
			queryParams.push(key + '=' + options.query[key])
		}
		url += (url.indexOf('?') > -1 ? '' : '?') + queryParams.join('&')
    }
    if (options?.body) {
        if (options.body === 'string') {
            body = options.body;
        } else {
            if (Object.keys(options.body).length > 0) {
                body = JSON.stringify(options.body);
            }
        }
    }
    
	return new Promise((resolve, reject) => {
	    if (!store.state.requestUrl) {
	    	uni.showToast({
	    		title: '未找到资源',
	    		icon: 'none',
	    		duration: 3000
	    	})
	    	reject('未找到资源')
	    	return
	    }
	    uni.request({
	    	url: store.state.requestUrl,
	    	method: "POST",
	    	header: {
	    		"Content-Type": "application/json",
	    		messageId: generateUUID(),
	    		appCredential: store.state.appCredential,
				userCredential: store.state.userCredential
	    	},
	    	data: {
	    		url,
	    		method: options.method,
	    		admin: getToken(),
	    		body
	    	},
	    	success: function(response) {
	    		if (response.statusCode !== 200) {
	    			uni.showToast({
	    				title: 'response信息：' + JSON.stringify(response),
	    				icon: 'none',
	    				duration: 3000
	    			});
	    			return
	    		}
	    		const res = response.data;
	    		if (res.code === 200) {
	    		    resolve(res.data)
	    		} else {
	    		    let message = res.msg;
	    		    if (res.code === 401) {
	    				message = '未授权登录'
						clearToken()
	    		    }
	    			uni.showToast({
	    				title: message,
	    				icon: 'none',
	    				duration: 3000
	    			});
	    		    reject(res)
	    		}
	    		
	    	},
	    	fail: function(err) {
	    		uni.showToast({
	    			title: '网络异常，请检查网络',
	    			icon: 'none',
	    			duration: 3000
	    		})
	    		resolve()
	    	}
	    })
	})
}

function generateUUID() {
  var d = new Date().getTime();
  var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
    var r = (d + Math.random() * 16) % 16 | 0;
    d = Math.floor(d / 16);
    return (c === 'x' ? r : (r & 0x3 | 0x8)).toString(16);
  });
  return uuid;
}

const request = {
    get,
    post,
    put,
    del,
	BASE_PATH
}

export default request;