/**
 * Project   : AMDA-NG
 * Name      : PlotTabResultUI.js
 * @class    amdaUI.PlotTabResultUI
 * @extends  Ext. panel.Panel
 * @brief    Plot Tab Result UI definition (View)
 * @author    
 * @version  $Id: PlotTabResultUI.js benjamin $
 ********************************************************************************
 *    FT Id     :   Date   : Name - Description
 *******************************************************************************
 *              
 */

Ext.define('amdaUI.PlotTabResultUI', {
    extend: 'Ext.panel.Panel',
 
    alias: 'widget.plotTabResult',

    requires: [
        'amdaPlotComp.PlotZoomPlug',
        'amdaPlotComp.PlotContextManager'
    ],
    
    panelImage : null,
    crtContext : null,
    tabId : '',
    
    constructor: function(config) {
        this.addEvents({'pagesize':true});
        
        this.init(config);	 
        this.callParent(arguments);	 
    },  
    
    getImageSize : function() {
    	if (!this.crtContext)
    		return {
    			width : 0,
    			height : 0
    		};
    		
    	return  {
    			width  : this.crtContext.page.width * this.sliderPage.getValue()/100.,
    			height : this.crtContext.page.height * this.sliderPage.getValue()/100.
	    } 
    },
    
    getImageUrl: function(resultFolder, plotFile) {
    	return 'data/'+sessionID +'/RES/'+resultFolder+ '/' + plotFile;
    },
    
    toPixelOnSourceImage : function(value) {
		return value*100/this.sliderPage.getValue();
	},
	
	toPixelOnResultImage : function(value) {
		return value*this.sliderPage.getValue()/100;
	},
	
	createZoomItemsForPanel: function(panelId) {
		var zoomPlugin = this.getPlugin('plot-zoom-plugin-id');
		if (zoomPlugin == null)
			return;
		
		var panelContext = amdaPlotComp.PlotContextManager.getPanelById(this.crtContext, panelId);
		
		var me = this;
		Ext.each(panelContext.plotArea.axes, function (axis) {
			//Events for zoom on a time axis
			var onMinTimeSelection = function (posX) {
				//Panel and axis context must be retrieved by using the crtContext
				var panelContext = amdaPlotComp.PlotContextManager.getPanelById(me.crtContext, panelId);
				var axisContext = amdaPlotComp.PlotContextManager.getPanelAxisById(panelContext, axis.id);
				var sourceXPos = me.toPixelOnSourceImage(posX);
				var crtTimestamp = amdaPlotComp.PlotContextManager.toAxisValue(axisContext, panelContext.plotArea.x, panelContext.plotArea.x+panelContext.plotArea.width, sourceXPos);
				var crtTime = new Date(crtTimestamp*1000);
				crtTime = Ext.Date.add(crtTime, Ext.Date.MINUTE, crtTime.getTimezoneOffset());
				zoomPlugin.setMinValue(crtTime);
			};
			
			var onMaxTimeSelection = function (posX) {
				//Panel and axis context must be retrieved by using the crtContext
				var panelContext = amdaPlotComp.PlotContextManager.getPanelById(me.crtContext, panelId);
				var axisContext = amdaPlotComp.PlotContextManager.getPanelAxisById(panelContext, axis.id);
				var sourceXPos = me.toPixelOnSourceImage(posX);
				var crtTimestamp = amdaPlotComp.PlotContextManager.toAxisValue(axisContext, panelContext.plotArea.x, panelContext.plotArea.x+panelContext.plotArea.width, sourceXPos);
				var crtTime = new Date(crtTimestamp*1000);
				crtTime = Ext.Date.add(crtTime, Ext.Date.MINUTE, crtTime.getTimezoneOffset());
				zoomPlugin.setMaxValue(crtTime);
			};
			
			//Events for zoom on a Y axis
			var onMinYValueSelection = function(posY) {
				//Panel and axis context must be retrieved by using the crtContext
				var panelContext = amdaPlotComp.PlotContextManager.getPanelById(me.crtContext, panelId);
				var axisContext = amdaPlotComp.PlotContextManager.getPanelAxisById(panelContext, axis.id);
				var sourceYPos = me.toPixelOnSourceImage(posY);
				var crtValue = amdaPlotComp.PlotContextManager.toAxisValue(axisContext, panelContext.plotArea.y+panelContext.plotArea.height, panelContext.plotArea.y, sourceYPos);
				zoomPlugin.setMinValue(crtValue);
			};
			
			var onMaxYValueSelection = function(posY) {
				//Panel and axis context must be retrieved by using the crtContext
				var panelContext = amdaPlotComp.PlotContextManager.getPanelById(me.crtContext, panelId);
				var axisContext = amdaPlotComp.PlotContextManager.getPanelAxisById(panelContext, axis.id);
				var sourceYPos = me.toPixelOnSourceImage(posY);
				var crtValue = amdaPlotComp.PlotContextManager.toAxisValue(axisContext, panelContext.plotArea.y+panelContext.plotArea.height, panelContext.plotArea.y, sourceYPos);
				zoomPlugin.setMaxValue(crtValue);
			};
			
			//Events for zoom on X axis
			var onMinXValueSelection = function(posX) {
				//Panel and axis context must be retrieved by using the crtContext
				var panelContext = amdaPlotComp.PlotContextManager.getPanelById(me.crtContext, panelId);
				var axisContext = amdaPlotComp.PlotContextManager.getPanelAxisById(panelContext, axis.id);
				var sourceXPos = me.toPixelOnSourceImage(posX);
				var crtValue = amdaPlotComp.PlotContextManager.toAxisValue(axisContext, panelContext.plotArea.x, panelContext.plotArea.x + panelContext.plotArea.width, sourceXPos);
				zoomPlugin.setMinValue(crtValue);
			};
			
			var onMaxXValueSelection = function(posX) {
				//Panel and axis context must be retrieved by using the crtContext
				var panelContext = amdaPlotComp.PlotContextManager.getPanelById(me.crtContext, panelId);
				var axisContext = amdaPlotComp.PlotContextManager.getPanelAxisById(panelContext, axis.id);
				var sourceXPos = me.toPixelOnSourceImage(posX);
				var crtValue = amdaPlotComp.PlotContextManager.toAxisValue(axisContext, panelContext.plotArea.x, panelContext.plotArea.x + panelContext.plotArea.width, sourceXPos);
				zoomPlugin.setMaxValue(crtValue);
			};
			
			switch (axis.id)
			{
			case 'timeAxis':
				me.contextualMenu.add({
					text:'Zoom on Time Axis',
					handler : function(item, e) {
						zoomPlugin.show(me.tabId, axis.id, panelContext.id);
						zoomPlugin.resetMinMaxValue();
						me.panelImage.startZoom(true, me.toPixelOnResultImage(panelContext.y), me.toPixelOnResultImage(panelContext.height), onMinTimeSelection, onMaxTimeSelection);
					},
					scope: this
				});
				break;
			case 'y-left' :
				me.contextualMenu.add({
					text:'Zoom on Y Left Axis',
					handler : function(item, e) {
						zoomPlugin.show(me.tabId, axis.id, panelContext.id);
						zoomPlugin.resetMinMaxValue();
						me.panelImage.startZoom(false, me.toPixelOnResultImage(panelContext.x), me.toPixelOnResultImage(panelContext.width), onMinYValueSelection, onMaxYValueSelection);
					}
				});
				break;
			case 'y-right' :
				me.contextualMenu.add({
					text:'Zoom on Y Right Axis',
					handler : function(item, e) {
						zoomPlugin.show(me.tabId, axis.id, panelContext.id);
						zoomPlugin.resetMinMaxValue();
						me.panelImage.startZoom(false, me.toPixelOnResultImage(panelContext.x), me.toPixelOnResultImage(panelContext.width), onMinYValueSelection, onMaxYValueSelection);
					}
				});
				break;
			case 'xaxis_id' :
				me.contextualMenu.add({
					text:'Zoom on X Axis',
					handler : function(item, e) {
						zoomPlugin.show(me.tabId, axis.id, panelContext.id);
						zoomPlugin.resetMinMaxValue();
						me.panelImage.startZoom(true, me.toPixelOnResultImage(panelContext.y), me.toPixelOnResultImage(panelContext.height), onMinXValueSelection, onMaxXValueSelection);
					}
				});
				break;
			case 'epochAxis' :
				//Nothing to add
				break;
			}
			
		});
	},
	
    createPlotImage: function(resultFolder, plotFile) {
    	var me = this;
    	var size = this.getImageSize();
    	this.panelImage = Ext.create('amdaPlotComp.PlotResultImage', {
            src    : this.getImageUrl(resultFolder, plotFile),
            width  : size.width,
            height : size.height,
			onMouseMove : function(x, y) {
				if (!me.crtContext)
					return;
				
				var sourceXPos = me.toPixelOnSourceImage(x);
				var sourceYPos = me.toPixelOnSourceImage(y);
				var panel = amdaPlotComp.PlotContextManager.getPanel(me.crtContext, sourceXPos, sourceYPos);
				var text = '';
				if (me.panelImage)
				{
					if (!panel)
					{
						me.panelImage.resetCursor();
						text += 'No panel';
					}
					else
					{
						text += 'Panel Id : ';
						text += panel.id;
						if (amdaPlotComp.PlotContextManager.isInPlotArea(panel, sourceXPos, sourceYPos))
						{
							/*me.panelImage.updateCursor(
								me.toPixelOnResultImage(panel.plotArea.x),
								me.toPixelOnResultImage(panel.plotArea.y),
								me.toPixelOnResultImage(panel.plotArea.width),
								me.toPixelOnResultImage(panel.plotArea.height),
								x, y);*/
							me.panelImage.updateCursor(
									me.toPixelOnResultImage(0),
									me.toPixelOnResultImage(0),
									me.toPixelOnResultImage(me.crtContext.page.width),
									me.toPixelOnResultImage(me.crtContext.page.height),
									x, y);
							
							var xText = '';
							var yLeftText = '';
							var yRightText = '';
							Ext.each(panel.plotArea.axes, function (axis) {
								switch (axis.id)
								{
								case 'timeAxis':
									var crtTimestamp = amdaPlotComp.PlotContextManager.toAxisValue(axis, panel.plotArea.x, panel.plotArea.x+panel.plotArea.width, sourceXPos);
									var crtTime = new Date(crtTimestamp*1000);
									xText = crtTime.toJSON();
									break;
								case 'y-left' :
									yLeftText = parseFloat(amdaPlotComp.PlotContextManager.toAxisValue(axis, panel.plotArea.y+panel.plotArea.height, panel.plotArea.y, sourceYPos).toPrecision(2));
									break;
								case 'y-right' :
									yRightText = parseFloat(amdaPlotComp.PlotContextManager.toAxisValue(axis, panel.plotArea.y+panel.plotArea.height, panel.plotArea.y, sourceYPos).toPrecision(2));
									break;
								case 'xaxis_id' :
									xText = parseFloat(amdaPlotComp.PlotContextManager.toAxisValue(axis, panel.plotArea.x, panel.plotArea.x+panel.plotArea.width, sourceXPos).toPrecision(2));
									break;
								case 'epochAxis' :
									//
									xText = 'ToDo';
									break;
								}
								
							});
							
							if (xText != '')
								text += (', X : '+xText);
							if (yLeftText != '')
								text += (', Y Left : '+yLeftText);
							if (yRightText != '')
								text += (', Y Right : '+yRightText);
						}
						else
							me.panelImage.resetCursor();
					}
				}
				me.coordinatesField.setText(text);
			},
			onContextMenu : function(absoluteX, absoluteY, imageX, imageY) {
				if (!me.crtContext)
					return;
				
				me.contextualMenu.removeAll();
				
				var sourceXPos = me.toPixelOnSourceImage(imageX);
				var sourceYPos = me.toPixelOnSourceImage(imageY);
				var panel = amdaPlotComp.PlotContextManager.getPanel(me.crtContext, sourceXPos, sourceYPos);
				
				if (panel != null)
				{
					if (amdaPlotComp.PlotContextManager.isInPlotArea(panel, sourceXPos, sourceYPos))
						me.createZoomItemsForPanel(panel.id);
				}
				
				if (me.contextualMenu.items.getCount() > 0)
					me.contextualMenu.add('-');
					
				me.contextualMenu.add({
					text:'Extend/Shift Time request'
				});
				
				me.contextualMenu.showAt(absoluteX, absoluteY);
			}
        });

        return this.panelImage;
    },
    
    updatePlotImage: function(configResult) {
    	this.crtContext = configResult.context;
    	
    	this.panelImage.setSrc(this.getImageUrl(configResult.folder, configResult.plotFile));
    	
    	var size = this.getImageSize();
    	this.panelImage.setSize(size.width, size.height);
    	
    	this.panelImage.refreshMe();
    },
    
    callInteractivePlot : function(obj) {
    	loadMask.show(true);
    	AmdaAction.interactivePlot(obj, function (result, e) {
    		loadMask.hide();
    		var t = e.getTransaction();
			if (e.status) 
			{	
				if (result)
				{
					if (result.success)
					{
						myDesktopApp.getLoadedModule(myDesktopApp.dynamicModules.plot.id, true, function (module) {
							module.startInteractiveSession(result);    
						});
					}
					else
						myDesktopApp.errorMsg('Interactive action error - '+result.message);
				}
				else
					myDesktopApp.errorMsg('Cannot execute interactive action');
			}
			else
			{
				// FAILURE
				myDesktopApp.errorMsg('Error System - '+e.message);
			} 
    	},this);	
    },
    
    init: function(configResult){
    	this.crtContext = configResult.context;
    	this.tabId = configResult.tabId;
    	
        this.coordinatesField = new Ext.toolbar.TextItem({
            width: 300,
            text : ''
        });
    	
    	this.sliderPage = new Ext.slider.Single({
            width: 130,
            value: 75,
            increment: 5,
            minValue: 50,
            maxValue: 100,
            fieldLabel : 'Resize',
            labelWidth : 40,
            listeners: {
        		scope : this,
                changecomplete: function(s, v)
                {
                	var zoomPlugin = this.getPlugin('plot-zoom-plugin-id');
                	zoomPlugin.close();
        			var size = this.getImageSize();	 
        			this.panelImage.width  = size.width;
        			this.panelImage.height = size.height;
        			this.panelImage.doComponentLayout();
        			this.fireEvent('pagesize',this,v);
                }
            }
        });
    	
    	
    	
    	var mouseToolbar = {
    		xtype: 'toolbar',
    		height: 25,
            dock: 'bottom',
            items:[
                   this.coordinatesField,
                   '->',
                   this.sliderPage
            ]
    	};
            
    	this.contextualMenu = Ext.create('Ext.menu.Menu', {
    		width: 200,
    		plain: true,
    		items: []
    	});
    	
    	var plotResultTabPanelConfig = {
    			preventHeader : true,
                autoScroll: true,       
                items: [
                        this.createPlotImage(configResult.folder, configResult.plotFile)
                ],
                dockedItems: [mouseToolbar],
                plugins: [ {
                	ptype: 'plotZoomPlugin',
                	pluginId : 'plot-zoom-plugin-id'
                }]
    	};
            
    	Ext.apply(this , plotResultTabPanelConfig);	
    }
});