/*
 * 版 本 EasyCode EC管理后台(http://www.learun.cn)
 * Copyright (c) 2019-present EC管理有限公司
 * 创建人：tobin
 * 日 期：2017.03.16
 * 描 述：ajax操作方法
 */
(function ($, learun) {
	"use strict";
	var httpCode = {
		success: 200,
		fail: 400,
		exception: 500,
		nologin: 410 // 没有登录者信息
	};
	var exres = { code: httpCode.exception, info: '通信异常，请联系管理员！' };

	function isLogin(res) {
		if (res.code == learun.httpCode.nologin) {
			var _topUrl = top.$.rootUrl + '/Login/Index';
			switch (res.info) {
				case 'nologin':
					break;
				case 'noip':
					_topUrl += '?error=ip';
					break;
				case 'notime':
					_topUrl += '?error=time';
					break;
				case 'other':
					_topUrl += '?error=other';
					break;
			}
			top.window.location.href = _topUrl;
			return false;
		}
		return true;
	}
	function httpHeaders() {
		var headers = {
			token: $.lcoreUser.token
		}
		return headers;
	}

	$.extend(learun, {
		// http 通信异常的时候调用此方法
		httpErrorLog: function (msg) {
			learun.log(msg);
		},
		// http请求返回数据码
		httpCode: httpCode,
		// get请求方法（异步）:url地址,callback回调函数
		httpAsyncGet: function (url, callback) {
			$.ajax({
				url: url,
				headers: httpHeaders(),
				type: "GET",
				dataType: "json",
				async: true,
				cache: false,
				success: function (res) {
					isLogin(res);
					if (res.code == learun.httpCode.exception) {
						learun.httpErrorLog(res.info);
					}
					callback(res);
				},
				error: function (XMLHttpRequest, textStatus, errorThrown) {
					learun.httpErrorLog(textStatus);
					callback(exres);
				},
				beforeSend: function () {
				},
				complete: function () {
				}
			});
		},
		// get请求方法（异步）:url地址,callback回调函数
		httpAsyncGet2: function (url, param, callback) {
			$.ajax({
				url: url,
				headers: httpHeaders(),
				data: param,
				type: "GET",
				dataType: "json",
				async: true,
				cache: false,
				success: function (res) {
					isLogin(res);
					if (res.code == learun.httpCode.exception) {
						learun.httpErrorLog(res.info);
					}
					callback(res);
				},
				error: function (XMLHttpRequest, textStatus, errorThrown) {
					learun.httpErrorLog(textStatus);
					callback(exres);
				},
				beforeSend: function () {
				},
				complete: function () {
				}
			});
		},
		// get请求方法（同步）:url地址,param参数
		httpGet: function (url, param) {
			var _res = {};
			$.ajax({
				url: url,
				headers: httpHeaders(),
				data: param,
				type: "GET",
				dataType: "json",
				async: false,
				cache: false,
				success: function (res) {
					isLogin(res);
					if (res.code == learun.httpCode.exception) {
						learun.httpErrorLog(res.info);
					}
					_res = res;
				},
				error: function (XMLHttpRequest, textStatus, errorThrown) {
					learun.httpErrorLog(textStatus);
				},
				beforeSend: function () {
				},
				complete: function () {
				}
			});
			return _res;
		},
		// post请求方法（异步）:url地址,param参数,callback回调函数
		httpAsyncPost: function (url, param, callback) {
			$.ajax({
				url: url,
				headers: httpHeaders(),
				data: param,
				type: "POST",
				dataType: "json",
				async: true,
				cache: false,
				success: function (res) {
					isLogin(res);
					if (res.code == learun.httpCode.exception) {
						learun.httpErrorLog(res.info);
					}
					callback && callback(res);
				},
				error: function (XMLHttpRequest, textStatus, errorThrown) {
					learun.httpErrorLog(textStatus);
					callback && callback(exres);
				},
				beforeSend: function () {
				},
				complete: function () {
				}
			});
		},
		// post请求方法（同步步）:url地址,param参数,callback回调函数
		httpPost: function (url, param, callback) {
			$.ajax({
				url: url,
				headers: httpHeaders(),
				data: param,
				type: "POST",
				dataType: "json",
				async: false,
				cache: false,
				success: function (res) {
					isLogin(res);
					if (res.code == learun.httpCode.exception) {
						learun.httpErrorLog(res.info);
					}
					callback(res);
				},
				error: function (XMLHttpRequest, textStatus, errorThrown) {
					learun.httpErrorLog(textStatus);
					callback(exres);
				},
				beforeSend: function () {
				},
				complete: function () {
				}
			});
		},
		// ajax 异步封装
		httpAsync: function (type, url, param, callback) {
			$.ajax({
				url: url,
				headers: httpHeaders(),
				data: param,
				type: type,
				dataType: "json",
				async: true,
				cache: false,
				success: function (res) {
					if (!isLogin(res)) {
						callback(null);
					}
					else if (res.code == learun.httpCode.success) {
						callback(res.data);
					}
					else {
						learun.httpErrorLog(res.info);
						callback(null);
					}
				},
				error: function (XMLHttpRequest, textStatus, errorThrown) {
					learun.httpErrorLog(textStatus);
					callback(null);
				},
				beforeSend: function () {
				},
				complete: function () {
				}
			});
		},
		// ajax 同步封装
		httpSync: function (type, url, param, callback) {
			$.ajax({
				url: url,
				headers: httpHeaders(),
				data: param,
				type: type,
				dataType: "json",
				async: false,
				cache: false,
				success: function (res) {
					if (!isLogin(res)) {
						callback(null);
					}
					else if (res.code == learun.httpCode.success) {
						callback(res.data);
					}
					else {
						learun.httpErrorLog(res.info);
						callback(null);
					}
				},
				error: function (XMLHttpRequest, textStatus, errorThrown) {
					learun.httpErrorLog(textStatus);
					callback(null);
				},
				beforeSend: function () {
				},
				complete: function () {
				}
			});
		},

		deleteForm: function (url, param, callback) {
			learun.loading(true, '正在删除数据');
			learun.httpAsyncPost(url, param, function (res) {
				learun.loading(false);
				if (res.code == learun.httpCode.success) {
					if (!!callback) {
						callback(res);
					}
					learun.alert.success(res.info);
				}
				else {
					learun.alert.error(res.info);
					learun.httpErrorLog(res.info);
				}
				layer.close(layer.index);
			});
		},
		postForm: function (url, param, callback, msg) {
			learun.loading(true, msg || '正在提交数据');
			learun.httpAsyncPost(url, param, function (res) {
				learun.loading(false);
				if (res.code == learun.httpCode.success) {
					if (!!callback) {
						callback(res);
					}
					learun.alert.success(res.info);
					layer.close(layer.index);
				}
				else {
					learun.alert.error(res.info);
					learun.httpErrorLog(res.info);
				}
			});
		}
	});
})(window.jQuery, top.learun);