// JavaScript Document
$(function(){
	placeholder.init();
	bindSearchForm();
	pagination();
	configMic();
});
// placeholder
var placeholder = {
	obj:null,
	init:function(){
		this.obj = $('.ui-placehoder');
		this.obj.click(function(){
			$('#q').focus();
		});
	},
	show:function(callBack){
		if(getQval()!=''){
			return;
		}
		this.obj.show(0, function(){
			if(callBack){
				callBack();
			}
		});
	},
	hide:function(callBack){
		this.obj.hide(0, function(){
			if(callBack){
				callBack();
			}
		});
	}
};
// 搜索
function firstPageSearch(){
	$('#p').val(1);
	$('#search-form').submit();
}
// 获得搜索框的值
function getQval(){
	return $.trim($('#q').val());
}
// 绑定输入框
function bindSearchForm(){
	$('#q').focus(function(){
		$(this).addClass('hover');
		placeholder.hide();
	}).blur(function(){
		$(this).removeClass('hover');
		placeholder.show();
	});

	$('#search-form').submit(function(){
		var q = getQval();
		/**
		if(q.length == 0){
			$('#q').focus();
			return false;
		}
		*/
		var maxlength = $('#q').attr('maxlength');
		if(q.length > maxlength){
			alert('检索词限制在' + maxlength + '个汉字以内');
			return false;
		}
		return true;
	}).keydown(function(event){
		if(event.keyCode == 13){
			firstPageSearch();
		}
	});
	
	if($.trim(getQval()).length == 0){
/**		$('#q').focus();*/
	}
	
	$('.ui-search-btn').click(function(){
		firstPageSearch();
	});
}
// 设置麦克风
function configMic(){
	$('#jsearch-microphone-setup').click(function(){
		var src = $('#jsearch-microphone embed').attr('src');
		layer.open({
			type: 2,
			title: '语音设置',
			shadeClose: true,
			shade: 0.3,
			shift:9,
			area: ['400px', '300px'],
			content: src, //iframe的url
			btn: ['确定', '取消'],
			yes:function(index, layero){
				top.location.reload();
				layer.close(index);
			}
		}); 
	});
}
// 麦克风设置值
function setTxtValue(value){
	if(value && $.trim(value).length > 0){
		$('#q').val(value);
		firstPageSearch();
	}
}
/**
 * Ajax方式提交表单
 * 
 * @param url
 * @param setting
 * @returns
 */
function ajaxSubmit(url,setting){
	var opt = {
			async : true,
			type:'html',
			contentType : 'application/x-www-form-urlencoded',
			error:function(a,b,msg){alert('操作失败');},
			success:function(){},
			complete:function(){},
			data:null
	};
	opt = $.extend(opt, setting);
	$.ajax({
		type: "post",
		url: url,
		dataType: opt.type,
		error : opt.error,
		contentType : opt.contentType,
		data:opt.data,
		success : opt.success,
		complete:opt.complete
	});
}
// 分页
function pagination(){
	var p = parseInt($("#p").val());
	var pageCount = $("#pagination").data('pagecount');
	if(pageCount < 2){
		return;
	}
	if(pageCount > 100){
		pageCount = 100;
	}
	if($("#pagination").myPagination){
		$("#pagination").myPagination({
			cssStyle: 'manu',
			pageNumber : 10,
			currPage : p,
			pageCount : pageCount,
			ajax:{
				onClick:function(page){
					$('#p').val(page);
					$('#search-form').submit();
				}
			},
			panel:{
				links: "javascript:void(0);",
				first_on:true,
				last_on:false
			}
		});
	}
} 

function limitText(text, length){
	if(!length){
		length = 19;
	}
	//alert(text.length);
	if(text.length > length){
		text = text.substring(0,length-1) + '...';
	}
	return text;
}