/** iwb_admin-v1.1.0 MIT License By http://www.iwbnet.com e-mail:yueyy@iwbnet.com */
;/**
 * Name:utils.js
 * Author:Van
 * E-mail:yueyy@iwbnet.com
 * Website:http://www.iwbnet.com
 * LICENSE:MIT
 */
layui.define(['layer'], function (exports) {
	var $ = layui.jquery,
        layer = layui.layer,
        modName = 'utils';
	var utils = {
		v: '1.0.3',
		/**
         * 根据一个html内容读取出body标签里的文本
         */
		getBodyContent: function (content) {
			var regBody = /<body[^>]*>([\s\S]*)<\/body>/,
                result = regBody.exec(content);
			if (result && result.length === 2)
				return result[1];
			return content;
		},
		/**
         * 读取html字符串
         */
		loadHtml: function (url, callback) {
			var result;
			$.ajax({
				url: url,
				async: false,
				dataType: 'html',
				beforeSend: function (request) {
					request.setRequestHeader("IsGetHtml", 'true');
				},
				error: function (xhr, err, msg) {
					var m = ['<div style="padding: 20px;font-size: 20px;text-align:left;color:#009688;">',
                        '<p>{{msg}}  >>> ' + url + '</p>',
                        '</div>'
					].join('');
					if (xhr.status === 404) {
						result = m.replace('{{msg}}', '<i class="layui-icon" style="font-size:70px;">&#xe61c;</i>  ' + msg);
						return;
					}
					result = m.replace('{{msg}}', '<i class="layui-icon" style="font-size:70px;">&#xe69c;</i>  未知错误.');
				},
				success: function (res) {
					result = res;
				},
				complete: function () {
					typeof callback === 'function' && callback();
				}
			});
			return result;
		},
		/**
         * 加载等待层
         */
		load: function (type) {
			type = type || 0;
			return layer.load(type, { shade: [0.3, '#333'] });
		},
		/**
         * ajax post
         */
		post: function (url, params, callback, options) {
			var defaults = {
				error: function (xhr, err, msg) {
					console.log('发生错误了..');
					console.log(xhr);
					console.log(err);
					console.log(msg);
				},
				complete: function (xhr, statusCode) {
					console.log('complete.' + statusCode);
				}
			};
			$.extend(true, defaults, options);
			$.ajax({
				url: url,
				beforeSend: function (request) {
					request.setRequestHeader("IsAjax", 'true');
				},
				dataType: 'json',
				method: 'POST',
				data: params,
				error: function (xhr, err, msg) {
					defaults.error(xhr, err, msg);
				},
				success: function (res) {
					if (res.code === 101) {
						layer.alert(res.msg, {
							icon: 2,
							title: '系统提示',
							cancel: function (index, layero) {
								top.location.href = location.origin + '/Account/Login';
							}
						}, function () {
							top.location.href = location.origin + '/Account/Login';
						});
					} else {
						callback(res);
					}
				},
				complete: function (xhr, statusCode) {
					defaults.complete(xhr, statusCode);
				}
			});
		},
		/**
         * ajax get
         */
		get: function (url, params, callback, options) {
			var defaults = {
				error: function (xhr, err, msg) {
					console.log('发生错误了..');
					console.log(xhr);
					console.log(err);
					console.log(msg);
				},
				complete: function (xhr, statusCode) {
					console.log('complete.' + statusCode);
				}
			};
			$.extend(true, defaults, options);
			$.ajax({
				url: url,
				beforeSend: function (request) {
					request.setRequestHeader("IsAjax", 'true');
				},
				dataType: 'json',
				method: 'GET',
				data: params,
				error: function (xhr, err, msg) {
					defaults.error(xhr, err, msg);
				},
				success: function (res) {
					if (res.code === 101) {
						layer.alert(res.msg, {
							icon: 2,
							title: '系统提示',
							cancel: function () {
								top.location.href = location.origin + '/Account/Login';
							}
						}, function () {
							top.location.href = location.origin + '/Account/Login';
						});
					} else {
						callback(res);
					}
				},
				complete: function (xhr, statusCode) {
					defaults.complete(xhr, statusCode);
				}
			});
		},
		keyWordHighlight: function (o, flag, rndColor, url) {
			/// <summary>
			///     使用 javascript HTML DOM 高亮显示页面特定字词.
			///     实例:
			///         keyWordHighlight(document.body, '纸伞|她'); 
			///         这里的body是指高亮body里面的内容。
			///         keyWordHighlight(document.body, '希望|愁怨', false, '/'); 
			///         keyWordHighlight(document.getElementById('at_main'), '独自|飘过|悠长', true, 'search.asp?keyword='); 
			///         这里的'at_main'是指高亮id='at_main'的div里面的内容。search.asp?keyword=指给关键字加的链接地址，
			///         我这里加了一个参数，在后面要用到。可以是任意的地址。        
			/// </summary>
			/// <param name="o" type="Object">
			///     对象, 要进行高亮显示的对象. 
			/// </param>
			/// <param name="flag" type="String">
			///     字符串, 要进行高亮的词或多个词, 使用 竖杠(|) 分隔多个词 . 
			/// </param>
			/// <param name="rndColor" type="Boolean">
			///     布尔值, 是否随机显示文字背景色与文字颜色, true 表示随机显示. 
			/// </param>
			/// <param name="url" type="String">
			///     URI, 是否对高亮的词添加链接.
			/// </param>                        
			/// <return></return>
			var fgCor;
			var bgCor = fgCor = '';
			if (rndColor) {
				bgCor = fRndCor(10, 20);
				fgCor = fRndCor(230, 255);
			} else {
				bgCor = 'transparent'; //背景色
				fgCor = 'red'; //字体颜色
			}
			var re = new RegExp(flag, 'i');
			for (var i = 0; i < o.childNodes.length; i++) {
				var o_ = o.childNodes[i];
				var o_p = o_.parentNode;
				if (o_.nodeType == 1) {
					this.keyWordHighlight(o_, flag, rndColor, url);
				} else if (o_.nodeType == 3) {
					if (!(o_p.nodeName == 'A')) {
						if (o_.data.search(re) == -1) continue;
						var temp = fEleA(o_.data, flag);
						o_p.replaceChild(temp, o_);
					}
				}
			}
			//------------------------------------------------ 
			function fEleA(text, flag) {
				var style = ' style="background-color:' + bgCor + ';color:' + fgCor + ';" ';
				var o = document.createElement('span');
				var str = '';
				var re = new RegExp('(' + flag + ')', 'gi');
				if (url) {
					str = text.replace(re, '<a href="' + url +
                        '$1"' + style + '>$1</a>'); //这里是给关键字加链接，红色的$1是指上面链接地址后的具体参数。
				} else {
					str = text.replace(re, '<span ' + style + '>$1</span>'); //不加链接时显示
				}
				o.innerHTML = str;
				return o;
			}
			//------------------------------------------------ 
			function fRndCor(under, over) {
				if (arguments.length == 1) {
					var over = under;
					under = 0;
				} else if (arguments.length == 0) {
					var under = 0;
					var over = 255;
				}
				var r = fRandomBy(under, over).toString(16);
				r = padNum(r, r, 2);
				var g = fRandomBy(under, over).toString(16);
				g = padNum(g, g, 2);
				var b = fRandomBy(under, over).toString(16);
				b = padNum(b, b, 2);
				//defaultStatus=r+' '+g+' '+b 
				return '#' + r + g + b;

				function fRandomBy(under, over) {
					switch (arguments.length) {
						case 1:
							return parseInt(Math.random() * under + 1);
						case 2:
							return parseInt(Math.random() * (over - under + 1) + under);
						default:
							return 0;
					}
				}

				function padNum(str, num, len) {
					var temp = ''
					for (var i = 0; i < len; temp += num, i++);
					return temp = (temp += str).substr(temp.length - len);
				}
			}
		}
	};


	exports('utils', utils);
});