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(function($)
{
	$.fn.pluploadScript = function(user_setting)
	{
		var g_setting_default = {mod:'', plugin_path:'', url_upload:'', url_get:'', url_update:'', config_extensions:'', config_max_size:'', auto_upload:true};
		var g_setting = $.extend({}, g_setting_default, user_setting);
		
		return $(this).each(function()
		{
			var t = $(this);
			switch (g_setting.mod)
			{
				case 'multi':
				case 'multi_image':
				{
					multi_handle();
					break;
				}
				case 'single':
				case 'single_image':
				{
					single_handle();
					break;
				}
				default:
				{
					alert("Không tìm thấy module: " + g_setting.mod);
					break;
				}
			}
			
			
			/**
			 * Multi
			 */
			function multi_handle()
			{
				// Tai danh sach file
				var file_list = t.find('#file_list');
				load_ajax(file_list);
				
				// Tao form file upload
				create_plupload();
				
				// Reset file upload
				t.find('#reset_file_upload').click(function()
				{
					create_plupload();
				});
				
				// Tao form upload
				function create_plupload()
				{
					var uploader = t.find('[id^=file_upload_]').pluploadQueue(
					{
						runtimes: 			'gears,html5,flash,silverlight,browserplus',
						url : 				g_setting.url_upload,
						max_file_size: 		g_setting.config_max_size+'mb',
						flash_swf_url: 		g_setting.plugin_path+'/plupload.flash.swf',
						silverlight_xap_url:g_setting.plugin_path+'/plupload.silverlight.xap',
						filters: 			[{title : "Files", extensions: g_setting.config_extensions}],

						// Post init events, bound after the internal events
						init : {
							// Khi file duoc chon xong
							QueueChanged: function(up)
							{
								// Tu dong upload
								if (g_setting.auto_upload)
								{
									up.start();
								}
							},
							
							// Tat ca cac file upload hoan thanh
							UploadComplete: function(up, files)
							{
								// Cap nhat danh sach file
								load_ajax(file_list);
								
								// Chay url update
								if (g_setting.url_update != '')
								{
									$.get(g_setting.url_update);
								}
								
								// Reset form
								setTimeout(function()
								{
									create_plupload();
								}, 1000);
							}
						}
					});

					return uploader;
				}
			}
			
			
			/**
			 * Single image
			 */
			function single_handle()
			{
				// Update thong tin file hien tai
				update_file_info();
				
				// Khai bao cac bien
				var upload_info = t.find('.upload_info');
				var upload_error = t.find('.upload_error');
				var upload_action = t.find('.upload_action');
				
				// Tao id random cho upload_action
				var action_upload_id = 'action_upload_'+Math.floor((Math.random()*10000000)+1);
				upload_action.find('#action_upload').attr('id', action_upload_id);
				
				// Khoi tao plupload
				var uploader = new plupload.Uploader({
					runtimes: 			'gears,html5,flash,silverlight,browserplus',
					browse_button: 		action_upload_id,
					max_file_size: 		g_setting.config_max_size+'mb',
					url: 				g_setting.url_upload,
					multi_selection: 	false,
					flash_swf_url: 		g_setting.plugin_path+'/plupload.flash.swf',
					silverlight_xap_url:g_setting.plugin_path+'/plupload.silverlight.xap',
					filters: 			[{title : "Files", extensions: g_setting.config_extensions}]
				});
				
				
				// Khi file duoc chon
				uploader.bind('FilesAdded', function(up, files)
				{
					// Hien thi thong tin file
					var params = {
									file_name: files[0].name,
									file_size: plupload.formatSize(files[0].size),
									file_progress: '0'
								};
					upload_info.html(temp_set_value(t.find('#temp #upload_info').html(), params)).show();
					
					// An thong tin loi
					upload_error.hide();
					
					// An nut upload
					upload_action.hide();
					
					// Reposition Flash/Silverlight
					up.refresh();
				});

				// Khi file duoc chon xong
				uploader.bind('QueueChanged', function(up)
				{
					// Bat dau upload
					uploader.start();
				});

				// Upload progress
				uploader.bind('UploadProgress', function(up, file)
				{
					// Cap nhat progress
					upload_info.find('.progress').css('width', file.percent+'%');
				});
				
				// Upload hoan thanh
				uploader.bind('UploadComplete', function(up, files)
				{
					// Chay url update
					if (g_setting.url_update != '')
					{
						$.get(g_setting.url_update);
					}
					
					// Cap nhat thong tin file
					update_file_info();
					
					// An thong tin file upload
					upload_info.hide();
					
					// An thong tin loi
					upload_error.hide();
					
					// Hien thi nut upload
					upload_action.show();
				});
				
				// Error
				uploader.bind('Error', function(up, err)
				{
					// Hien thi loi
					var params = {
									file_error: err.message,
									file_name: err.file.name,
									file_size: plupload.formatSize(err.file.size)
								};
					upload_error.html(temp_set_value(t.find('#temp #upload_error').html(), params)).show();
					
					// An thong tin file
					upload_info.hide();
					
					// Hien thi nut upload
					upload_action.show();

					// Reposition Flash/Silverlight
					up.refresh();
				});
				
				// Khoi dong uploader
				uploader.init();
				
				
				// Xoa file
				var is_deleting = false;
				upload_action.find('#action_del').click(function()
				{
					if (is_deleting == false)
					{
						is_deleting = true;
						
						$(this).nstUI({
							method:	"loadAjax",
							loadAjax:{
								url: $(this).attr('href'),
								field: {load:'_', show:''},
								event_complete: function(data)
								{
									is_deleting = false;

									// Chay url update
									if (g_setting.url_update != '')
									{
										$.get(g_setting.url_update);
									}
					
									// Cap nhat thong tin file hien tai
									update_file_info();

									// An thong bao loi
									t.find('.upload_error').hide();
								}
							}
						});
					}

					return false;
				});
				
				// Cap nhat thong tin file da upload
				function update_file_info()
				{
					$(this).nstUI({
						method:	"loadAjax",
						loadAjax:{
							url: g_setting.url_get,
							field: {load:'_', show:''},
							datatype: 'json',
							event_complete: function(data)
							{
								var upload_complete = t.find('.upload_complete');
								upload_complete.hide();
								
								var params = {
									file_url: data['_url'],
									file_name: data['orig_name'],
									file_size: data['_size'],
									url_download: data['_url_download']
								};
								
								if (g_setting.mod == 'single')
								{
									if (data != null)
									{
										if (data.id && data.id > 0)
										{
											var html = temp_set_value(t.find('#temp #upload_complete').html(), params);
											upload_complete.html(html).fadeIn().find('img').attr('src', data._url);
										}
										
										t.find('.upload_action #action_del').attr('href', data._url_del);
									}
								}
								
								else if (g_setting.mod == 'single_image')
								{
									var html = temp_set_value(t.find('#temp #upload_complete').html(), params);
									upload_complete.html(html).fadeIn().find('img').attr('src', data._url);
									
									t.find('.upload_action #action_del').attr('href', data._url_del);
								}
							}
						}
					});
				}
				
			}
			
			
		});
	}
})(jQuery);