/*!
 * Copyright 2011 Guangzhou Donghong Software Technology Inc.
 * Licensed under the www.jxstar.org
 */
 
/**
 * 报表打印选择窗口。
 * 
 * @author TonyTan
 * @version 1.0, 2010-01-01
 */
 
JxPrint = {};
(function(){

	Ext.apply(JxPrint, {
	/**
	* 是否有报表定义信息
	**/
	hasReport: false,
	
	/**
	* public 显示报表选项对话框
	*
	* pageNode -- 当前功能的表格定义对象
	* iszip -- 支持多选报表合并为zip下载
	**/
	showWindow: function(pageNode, iszip) {
		var self = this;
		var funid = pageNode.nodeId;
		
		var hdCall = function(data) {
			var lsReport = [];
			
			if (data == null || data.length == 0) {
				self.hasReport = false;
				lsReport[0] = {baseCls:'x-plain', border:false, html:'<font color="red">'+ jx.print.noreport +'</font>'};	//没有报表定义信息！
			} else {
				self.hasReport = true;
				for (var i = 0, n = data.length; i < n; i++) {
					var item = {boxLabel: data[i].report_name,
								xtype: iszip?'checkbox':'radio',
								name: 'reportId',
								inputValue: data[i].report_id,
								checked: false};
								
					if (i == 0) item.checked = true;
								
					lsReport[i] = item;
				}
			}
			
			self.createWindow(funid, lsReport, pageNode, iszip);
		};
		
		//从后台取报表定义信息
		var params = 'funid=rpt_list&pagetype=grid&eventcode=listdata&selfunid='+ funid;
		//报表列表根据部门控制
		var isdept = Jxstar.systemVar.sys__report__dept||'0';
		if (isdept == '1' && (JxDefault.getRoleId() != 'administrator')) {
			params += '&deptid=' + JxDefault.getDeptId();
		} else {
			params += '&deptid=';
		}
		
		Request.dataRequest(params, hdCall);
	},
		
	/**
	* private 创建报表选项对话框
	*
	* funid -- 当前功能ID
	* lsReport -- 当前功能的报表定义信息
	**/
	createWindow: function(funid, lsReport, pageNode, iszip) {
		var vitem = [{
					boxLabel: jx.print.outxls,	//'输出Excel'
					name: 'printType',
					inputValue: 'xls',
					checked: true
				}];
		//是否支持html打印
		var ishtml = Jxstar.systemVar.sys__report__html||'1';
		if (ishtml == '1' && !iszip) {
			vitem[vitem.length] = {
					boxLabel: jx.print.outhtm,	//'输出HTML',
					name: 'printType',
					inputValue: 'html'
				};
		}
		//是否支持pdf打印
		var ispdf = Jxstar.systemVar.sys__attach__pdfprint||'0';
		if (ispdf == '1' && !iszip) {
			vitem[vitem.length] = {
					boxLabel: '输出PDF',
					name: 'printType',
					inputValue: 'pdf'
				};
		}
		
		var printForm = new Ext.form.FormPanel({
			style: 'padding-top:10px;',
			border: false,
			frame: false,
			baseCls: 'x-plain',
			items: [{
				baseCls:'xf-panel',
				title:jx.print.seltemp,	//'选择报表模板'
				autoHeight:true,
				hideLabels:true,
				style:'margin-left:10px;',
				items:lsReport
			},{
				baseCls:'xf-panel',
				title: jx.print.outtype, 		//'选择输出类型'
				autoHeight:true,
				defaultType: 'radio',
				hideLabels: true,
				style: 'margin-left:10px;',
				items: vitem
			},{
				baseCls:'xf-panel',
				title: jx.print.outrang, 		//'选择输出范围'
				autoHeight:true,
				defaultType: 'radio',
				hideLabels: true,
				style: 'margin-left:10px;',
				items: [{
					boxLabel: jx.print.outrec, 	//'输出选择的记录'
					name: 'printScope',
					inputValue: 'select',
					checked: true
				},{
					boxLabel: jx.print.outall, 	//'输出当前所有记录'
					name: 'printScope',
					inputValue: 'query'
				}]
			}]
		});
		
		var self = this;
		//创建对话框
		var win = new Ext.Window({
			title:	jx.print.ptitle, 	//'输出报表选项'
			width:300,
			height:480,
			autoScroll:true,
			resizable: false,
			modal: true,
			closeAction:'close',
			items:[printForm],

			buttons: [{
				text:jx.base.ok,		//'确定'
				disabled:(!self.hasReport),
				handler:function(){
					JxPrint.printReport(funid, printForm.getForm(), pageNode, iszip);
					win.close();
				}
			},{
				text:jx.base.cancel,	//'取消'
				handler:function(){win.close();}
			}]
		});
		win.show();
	},
	
	/**
	* private 向后台发出打印报表的请求
	*
	* funId -- 当前功能ID
	* form -- 打印报表选项信息
	**/
	printReport: function(funId, form, pageNode, iszip) {
		//取选择的输出类型
		var printType = form.findField('printType').getGroupValue();
		
		//取选择的数据范围
		var printScope = form.findField('printScope').getGroupValue();
		
		//取选择的报表ID
		var reportId = '';
		if (iszip) {
			form.items.each(function(item){
				if (item.getName() == 'reportId' && item.checked == true) {
					reportId += item.initialConfig.inputValue+';';
				}
			});
			if (reportId.length > 0) {
				reportId = reportId.substring(0, reportId.length-1);
			}
			if (reportId.length == 0) {
				alert('没有选择需要下载的报表！');
				return;
			}
			printType = 'xlszip';
		} else {
			reportId = form.findField('reportId').getGroupValue();
		}
		
		this.exePrint(pageNode, funId, reportId, printType, printScope, '0');
	},
	
	/**
	* public 直接打印需要调用的公共方法。
	* 
	**/
	exePrint: function(pageNode, funId, reportId, printType, printScope, printMode) {
		reportId = reportId||'';
		printType = printType||'xls';
		printScope = printScope||'select';
		printMode = printMode||'0';
		
		var server_param = '';
		var queryType = '0';
		if (printScope == 'select') {
			server_param = this.selectWhere(pageNode);
			if (server_param.length == 0) {
				JxHint.alert(jx.print.selectno);	//'没有选择一条记录，不能执行此操作！'
				return false;
			}
			//选择模式不处理归档
			queryType = '1';
		} else if (printScope == 'query') {
			var wheres = this.queryWhere(pageNode);
			if (!wheres) return false;
			server_param = wheres[0];
			queryType = wheres[1];
		} else {
			return false;
		}
		
		var rptidname = 'reportId';
		if (printType == 'xlszip') {//支持多个报表模版合并下载
			rptidname = 'reportIds';
			var define = Jxstar.findNode(funId);
			if (define) {
				rptidname = 'zipname='+encodeURIComponent(define.nodetitle)+'.zip&reportIds';
			}
		}
		
		//扩展事件用的参数
		var data = {reportId:reportId, printType:printType, printScope:printScope, printMode:printMode};
		//触发打印前事件
		if (pageNode.event.fireEvent('beforeprint', pageNode.event, data) == false) return false;
		
		//请求参数
		var e = encodeURIComponent; //编码
		var params = 'funid='+ funId +'&'+ rptidname +'='+ reportId +'&printType='+((printType=='html'||printType=='web')?'html':printType)+
					 '&printMode='+printMode+'&queryType='+ queryType;
		
		var paramWhere = '&server_param='+e(server_param);
		if (reportId.length == 0) {
			params += '&isDefault=1';
		}
		params += '&user_id=' + Jxstar.session['user_id'];
		
		//扩展打印请求参数
		if (typeof pageNode.event.dataPrintParam == 'function') {
			var ret = pageNode.event.dataPrintParam(data);
			if (ret && ret.length > 0) {
				if (ret.charAt(0) != '&') {
					ret = '&' + ret;
				}
				params += ret;
			}
		}
		
		//发送后台请求
		var href = Jxstar.path + "/reportAction.do?" + params;
		
		if ('xls' == printType || 'xlszip' == printType) {//如果选择的记录数达200条，则用GET方式会造成显示不了下载文件问题
			//var postParams = {whereSql:whereSql, whereValue:whereValue, whereType:whereType};
			this.postExpReport(href, server_param);
		} else if ('html' == printType) {
			var url = Jxstar.path + "/report/html/htmlprint.jsp";
			window.tmp_print_title = "打印窗口";
			window.tmp_print_params = params + paramWhere;
			window.open(url);
		} else if ('pdf' == printType) {
			//支持异地输出pdf报表，会话信息处理？
			var appurl = Jxstar.systemVar.sys__attach__pdfurl||'';
			if (appurl.length == 0) {
				appurl = Jxstar.path;
			} else {
				params += '&nocheck=1';
			}
			appurl += "/reportAction.do?" + params;
			//var postParams = {whereSql:whereSql, whereValue:whereValue, whereType:whereType};
			this.postExpReport(appurl, server_param, printType);
		}
		
		//触发打印后事件
		pageNode.event.fireEvent('afterprint', pageNode.event, data);
	},
	
	//通过post方式导出xls报表
	postExpReport: function(href, server_param, printType) {
		//如果没有form则自动创建
		var fd = Ext.get('frmExpReport');
		if (!fd) {
			fd = Ext.DomHelper.append(Ext.getBody(), {
					tag:'form', 
					method:'post', 
					id:'frmExpReport', 
					name:'frmExpReport',
					target:((printType && printType.indexOf('pdf')>=0) ? '_blank' : 'frmhidden'),
					cls:'x-hidden',
					cn:[{tag:'input',name:'server_param',id:'server_param',type:'hidden'}]
				}, true);
		}
		//POST请求参数
		fd.child('#server_param').set({value:server_param||''});
		
		//URL请求参数
		fd.dom.action = href;
		fd.dom.submit();
	},
	
	/**
	* private 取当前查询结果的where子句
	**/
	queryWhere: function(pageNode) {
		var wheres = [2];
		var dsOption = {};
		//取当前where子句
		if (pageNode.pageType.indexOf("form") > -1) {
			var grid = pageNode.page.getForm().myGrid;
			if (grid && grid.isXType('grid')) {
				dsOption = grid.getStore().lastOptions.params || {}; 
			} else {
				alert('没有表格，不支持输出所有数据！');
				return null;
			}
		} else {
			dsOption = pageNode.page.getStore().lastOptions.params || {}; 
		}
		wheres[0] = dsOption.server_param || '';
		wheres[1] = dsOption.query_type || '0';
		
		return wheres;
	},

	/**
	* private 取当前选择记录的where子句
	**/
	selectWhere: function(pageNode) {
		var page = pageNode.page;
	
		var where = '';
		var pkcol = pageNode.define.pkcol;
		if (pageNode.pageType.indexOf("form") > -1) {
			var keyid = page.getForm().findField(pkcol).getValue();
			if (keyid != null && keyid.length > 0) {
				where = "'" + keyid + "'";
			}
		} else {
			var records = page.getSelectionModel().getSelections();
			if (records.length > 0) {
				for (var i = 0, n = records.length; i < n; i++) {
					where += "'" + records[i].get(pkcol) + "',";
				}
				where = where.substring(0, where.length - 1);
			}
		}
		
		if (where.length > 0) {
			where = pkcol.replace('__', '.') + ' in (' + where + ')';
		}
		
		return JxThree.getServerParam(where, '', '');
	},
	
	//取主键值
	getKeyId: function(pageNode){
		var page = pageNode.page;
	
		var pkcol = pageNode.define.pkcol;
		if (pageNode.pageType.indexOf("form") > -1) {
			var keyid = page.getForm().findField(pkcol).getValue();
			if (keyid != null && keyid.length > 0) {
				return keyid;
			}
		} else {
			var records = page.getSelectionModel().getSelections();
			if (records.length > 0) {
				return records[0].get(pkcol);
			}
		}
		
		return '';
	},
	
	//输出PDF标签文件
	printPDF: function(grid, model_id){
		var records = JxUtil.getSelectRows(grid);
		if (!JxUtil.selected(records)) return;
		
		var define = grid.gridNode.define;
		var nodeid = define.nodeid;
		//取选择记录的主键值
		var params = 'funid=sysevent&query_funid='+ nodeid;
		for (var i = 0; i < records.length; i++) {
			params += '&keyid=' + records[i].get(define.pkcol);
		}
		//设置请求的参数
		params += '&eventcode=pdfnew&model_id='+model_id;
		
		//添加当前排序字段
		var st = grid.getStore();
		if(st.sortInfo && st.remoteSort){
			params += '&sort='+st.sortInfo.field+'&dir='+st.sortInfo.direction;
		}
		
		var hdcall = function(data) {
			var filename = data.filename;
			if (!filename) {
				JxHint.alert('not find pdf file!');
				return;
			}
			var e = encodeURIComponent;
			var params = 'funid=sysevent&eventcode=pdfdown&filename=' + e(filename);
			
			JxAttach.previewPDF('PDF_PRINT','PDF_PRINT.pdf',params);
		};
		//发送请求
		Request.postRequest(params, hdcall);
	}

	});//Ext.apply

})();