/**
 * @author Wrzasq <wrzasq@gmail.com>
 * @copyright 2008 - 2009 (C) by Wrzasq
 * @package WrzasqCMF
 * @version 0.0.1
 */

// pagination creation
Element.addMethods( {
	paginate: function(element, count, current, href, closure) {
		element = $(element);
		
        // first page link
        if(current > 1)
        {
            element.insert( new Element("a", {
            	href: href + "1",
            	rel: "start"
            } ).update("«").observe("click", closure(1) ) ).insert(" ");
        }

        // previous page link
        if(current > 2)
        {
            element.insert( new Element("a", {
            	href: href + (current - 1),
            	rel: "prev",
            	rev: "next"
            } ).update("‹").observe("click", closure(current - 1) ) ).insert(" ");
        }

        var stop = current + 5;
        stop = stop > count ? count : stop;

        var start = current - 5;
        start = start < 1 ? 1 : start;
        start = start + 5 > stop ? start - (start + 5 - stop) : start;

        // page links
        for(var i = start; i <= stop; ++i)
        {
            // skips pre-first pages
            if(i < 1)
            {
                continue;
            }

            // no more pages
            if(i > count)
            {
                break;
            }

            // current page
            if(i == current)
            {
                element.insert( new Element("span").update(i) );
            }
            // pager link
            else
            {
                element.insert( new Element("a", {
                	href: href + i
                } ).update(i).observe("click", closure(i) ) );
            }

            element.insert(" ");
        }

        // next page link
        if(current < count - 1)
        {
            element.insert( new Element("a", {
            	href: href + (current + 1),
            	rel: "next",
            	rev: "prev"
            } ).update("›").observe("click", closure(current + 1) ) ).insert(" ");
        }

        // last page link
        if(current < count)
        {
            element.insert( new Element("a", {
            	href: href + count
            } ).update("»").observe("click", closure(count) ) );
        }

		return element;
	}
} );

// dynamic forms
Element.addMethods("form", {
	render: function(element, source) {
		element = $(element);

	    // form elements container
	    var table = new Element("table");
	    var tfoot = $( table.createTFoot() );
	    var tbody = new Element("tbody");
	    table.insert(tbody);

	    // temporary variables
	    var field;
	    var input;
	    var cell;
	    var row;
	    var label;
	    var j;
	
	    // common settings
	    element.action = source.action;
	    element.method = source.method;

	    // form title
	    if(source.title)
	    {
	    	$( table.createCaption() ).update(source.title);
	    }

	    // submit button
	    input = new Element("input", {
	    	type: "submit",
	    	value: source.submit
	    } );

	    cell = $( tfoot.insertRow(-1).insertCell(-1) ).insert(input);
	    cell.colSpan = 2;
	
	    // elements ID
	    if(source.id)
	    {
	    	element.id = source.id;
	    }
	
	    // CSS class
	    if(source["class"])
	    {
	    	element.addClassName(source["class"]);
	    }
	
	    // form fields
	    for(var i in source.fields)
    	{
	    	// current field
	    	field = source.fields[i];
	    	
	    	// new table row for field
	    	row = $( tbody.insertRow(-1) );
	    	
	    	if(field.label)
	    	{
	    		field.label += ":";
	    	}
	    	
	    	switch(field.component)
	    	{
	    		// form break
	    		case "FormSpacer":
	    			// message text
	    			label = new Element("p").update(field.message);

	    			// elements ID
	    			if(field.id)
	    			{
	    				label.id = field.id;
	    			}
	    			
	    			// CSS class
	    			if(field["class"])
	    			{
	    				label.addClassName(field["class"]);
	    			}
	    			
	                cell = $( row.insertCell(-1) ).update(label);
	                cell.colSpan = 2;
	
	                break;
	    			
	    		case "TextField":
	    			// label cell
	    			if(field.label)
	    			{
	    				cell = $( row.insertCell(-1) );
	    				
	    				// label for field
	    				if(field.id)
	    				{
	    					cell.update( new Element("label", {
	    						"for": field.id
	    					} ).update(field.label) );
	    				}
	    				// just a text
	    				else
	    				{
	    					cell.update(field.label);
	    				}
	    			}
	    			
	    			// creates value cell
	    			cell = $( row.insertCell(-1) );
	    			
	    			// without label cell is spaned to entire table
	    			if(!field.label)
	    			{
	    				cell.colSpan = 2;
	    			}
	    			
	    			input = new Element("input", {
	    				type: "text",
	    				name: field.name
	    			} );
	    			
	    			if(field.value)
	    			{
	    				input.value = field.value;
	    			}
	    			
	    			// element ID
	    			if(field.id)
	    			{
	    				input.id = field.id;
	    			}
	    			
	    			// CSS class
	    			if(field["class"])
	    			{
	    				input.addClassName(field["class"]);
	    			}
	    			
	    			cell.update(input);
	    			
	    			break;
	    			
	    		case "PasswordField":
	    			// label cell
	    			if(field.label)
	    			{
	    				cell = $( row.insertCell(-1) );
	    				
	    				// label for field
	    				if(field.id)
	    				{
	    					cell.update( new Element("label", {
	    						"for": field.id
	    					} ).update(field.label) );
	    				}
	    				// just a text
	    				else
	    				{
	    					cell.update(field.label);
	    				}
	    			}
	    			
	    			// creates value cell
	    			cell = $( row.insertCell(-1) );
	    			
	    			// without label cell is spaned to entire table
	    			if(!field.label)
	    			{
	    				cell.colSpan = 2;
	    			}
	    			
	    			input = new Element("input", {
	    				type: "password",
	    				name: field.name
	    			} );
	    			
	    			if(field.value)
	    			{
	    				input.value = field.value;
	    			}
	    			
	    			// element ID
	    			if(field.id)
	    			{
	    				input.id = field.id;
	    			}
	    			
	    			// CSS class
	    			if(field["class"])
	    			{
	    				input.addClassName(field["class"]);
	    			}

	    			cell.update(input);
	    			
	    			break;
	    			
	    		case "MemoField":
	    			// label cell
	    			if(field.label)
	    			{
	    				cell = $( row.insertCell(-1) );
	    				
	    				// label for field
	    				if(field.id)
	    				{
	    					cell.update( new Element("label", {
	    						"for": field.id
	    					} ).update(field.label) );
	    				}
	    				// just a text
	    				else
	    				{
	    					cell.update(field.label);
	    				}
	    			}
	    			
	    			// creates value cell
	    			cell = $( row.insertCell(-1) );
	    			
	    			// without label cell is spaned to entire table
	    			if(!field.label)
	    			{
	    				cell.colSpan = 2;
	    			}
	    			
	    			input = new Element("textarea", {
	    				name: field.name
	    			} );
	    			
	    			if(field.value)
	    			{
	    				input.value = field.value;
	    			}
	    			
	    			// element ID
	    			if(field.id)
	    			{
	    				input.id = field.id;
	    			}
	    			
	    			// CSS class
	    			if(field["class"])
	    			{
	    				input.addClassName(field["class"]);
	    			}

	    			cell.update(input);
	    			
	    			break;
	    			
	    		case "SelectField":
	    			// label cell
	    			if(field.label)
	    			{
	    				cell = $( row.insertCell(-1) );
	    				
	    				// label for field
	    				if(field.id)
	    				{
	    					cell.update( new Element("label", {
	    						"for": field.id
	    					} ).update(field.label) );
	    				}
	    				// just a text
	    				else
	    				{
	    					cell.update(field.label);
	    				}
	    			}
	    			
	    			// creates value cell
	    			cell = $( row.insertCell(-1) );
	    			
	    			// without label cell is spaned to entire table
	    			if(!field.label)
	    			{
	    				cell.colSpan = 2;
	    			}
	    			
	    			input = new Element("select", {
	    				name: field.name
	    			} );

	    			// available options
	    			for(j in field.options)
	    			{
                        if( typeof(field.options[j]) == "function")
                        {
                        	continue;
                        }

	    				var option = new Element("option", {
	    					value: j
	    				} );
	    				option.text = field.options[j];
	    				input.add(option, null);
	    			}

	    			// selects current value
	    			if(field.value)
	    			{
                        for(j = 0; j < input.options.length; ++j)
	    				{
	    					if(input.options[j].value == field.value)
	    					{
	    						input.selectedIndex = j;
	    					}
	    				}
	    			}
	    			
	    			// element ID
	    			if(field.id)
	    			{
	    				input.id = field.id;
	    			}
	    			
	    			// CSS class
	    			if(field["class"])
	    			{
	    				input.addClassName(field["class"]);
	    			}

	    			cell.update(input);
	    			
	    			break;
	    			
	    		case "RadioField":
	    			// label cell
	    			if(field.label)
	    			{
	    				$( row.insertCell(-1) ).update(field.label);
	    			}
	    			
	    			// creates value cell
	    			cell = $( row.insertCell(-1) );
	    			
	    			// without label cell is spaned to entire table
	    			if(!field.label)
	    			{
	    				cell.colSpan = 2;
	    			}

	    			// radio options
	    			for(j in field.options)
	    			{
                        if( typeof(field.options[j]) == "function")
                        {
                        	continue;
                        }

	    				input = new Element("input", {
	    					type: "radio",
	    					name: field.name,
	    					value: j
	    				} );
	    				
	    				if( typeof(field.value) != "undefined" && field.value == j)
	    				{
	    					input.checked = true;
	    				}
	        			
		    			// element ID
		    			if(field.id)
		    			{
		    				input.id = field.id + j;
		    			}
		    			
		    			// CSS class
		    			if(field["class"])
		    			{
		    				input.addClassName(field["class"]);
		    			}

		    			cell.insert(input);
		    			
		    			// option label
		    			if(field.id)
		    			{
		    				cell.insert( new Element("label", {
		    					"for": field.id + j
		    				} ).update(field.options[j]) );
		    			}
		    			else
		    			{
		    				cell.insert(field.options[j]);
		    			}
	    			}
	    			
	    			break;
	    			
	    		case "CheckboxField":
	    			// label cell
	    			if(field.label)
	    			{
	    				$( row.insertCell(-1) ).update(field.label);
	    			}
	    			
	    			// creates value cell
	    			cell = $( row.insertCell(-1) );
	    			
	    			// without label cell is spaned to entire table
	    			if(!field.label)
	    			{
	    				cell.colSpan = 2;
	    			}

	    			// radio options
	    			for(j in field.options)
	    			{
                        if( typeof(field.options[j]) == "function")
                        {
                        	continue;
                        }

	    				input = new Element("input", {
	    					type: "checkbox",
	    					name: field.name,
	    					value: j
	    				} );

	    				// checks if option is set
	    				for(var k in field.values)
	    				{
	    					if(j == field.values[k])
	    					{
	    						input.checked = true;
	    					}
	    				}
	    				
		    			// element ID
		    			if(field.id)
		    			{
		    				input.id = field.id + j;
		    			}
		    			
		    			// CSS class
		    			if(field["class"])
		    			{
		    				input.addClassName(field["class"]);
		    			}

		    			cell.insert(input);
		    			
		    			// option label
		    			if(field.id)
		    			{
		    				cell.insert( new Element("label", {
		    					"for": field.id + j
		    				} ).update(field.options[j]) );
		    			}
		    			else
		    			{
		    				cell.insert(field.options[j]);
		    			}
	    			}
	    			
	    			break;
	    			
	    		case "FileField":
	    			// label cell
	    			if(field.label)
	    			{
	    				cell = $( row.insertCell(-1) );
	    				
	    				// label for field
	    				if(field.id)
	    				{
	    					cell.update( new Element("label", {
	    						"for": field.id
	    					} ).update(field.label) );
	    				}
	    				// just a text
	    				else
	    				{
	    					cell.update(field.label);
	    				}
	    			}
	    			
	    			// creates value cell
	    			cell = $( row.insertCell(-1) );
	    			
	    			// without label cell is spaned to entire table
	    			if(!field.label)
	    			{
	    				cell.colSpan = 2;
	    			}
	    			
	    			input = new Element("input", {
	    				type: "file",
	    				name: field.name
	    			} );
	    			
	    			// element ID
	    			if(field.id)
	    			{
	    				input.id = field.id;
	    			}
	    			
	    			// CSS class
	    			if(field["class"])
	    			{
	    				input.addClassName(field["class"]);
	    			}

	    			cell.insert(input);
	    			
	    			break;
	    	}
	    }
	
	    // puts fields on form
	    return element.insert(table);
	}
} );
	
// display layer
var ajaxDialog;

//AJAX dialog initialisation
document.observe("dom:loaded", function() {
	ajaxDialog = new Element("div", {
		id: "ajaxDisplay"
	} ).hide();
	
	// cancel link
	ajaxDialog.closeLink = new Element("a", {
		href: document.location
	} ).update("[X]").observe("click", function(event) {
		ajaxDialog.remove();
		event.stop();
	} );
	
	// displays AJAX layer
	ajaxDialog.display = function(content) {
	    // cleans current display
		this.update(this.closeLink);

		// displays given content
		this.insert(content);
		document.body.appendChild(this);
		this.show();
	};
	
	$$("a.outLink").each( function(element) {
		element.observe("click", function(event) {
			window.open(this.href);
			event.stop();
		} );
	} );
} );

// displays first message in stack
function displayFirstMessage(stack)
{
	// temporary variable
	var component;
	
	for(var i in stack)
	{
		component = stack[i];
		
		switch(component.type)
		{
			case "Message":
				alert(component.data.message);
				return true;
				
			case "ErrorMessage":
				alert(component.data.message);
				return false;
		}
	}
	
	return true;
}

function initGoogleMaps()
{
    var geo = new GClientGeocoder();
    geo.getLatLng("Dąbska 70, 70-789 Szczecin, zachodniopomorskie, Polska", function (point) {
        var map = new google.maps.Map2( $("map") );

        if(point)
        {
                var marker = new GMarker(point);

            map.setCenter(point, 15);
            map.addOverlay(marker);
            map.enableScrollWheelZoom();

            marker.openInfoWindowHtml("<img src=\"/images/ekom.png\" alt=\"EKOM sp.z o.o.\" />" +
            			//"<h1>EKOM sp. z o.o.</h1>" +
                        "<p>ul. Dąbska 70<br/>" +
                        "70-789 Szczecin</p>");
        }
    } );
}