refs #62.

[redakcja.git] / project / static / js / editor.js

diff --git a/project/static/js/editor.js b/project/static/js/editor.js
index 3cd59f0..4e867b7 100644 (file)
--- a/project/static/js/editor.js
+++ b/project/static/js/editor.js
@@ -1,31 +1,185 @@
-$(function() 
-{
-       function saveToBranch(data) {
-               $.log('Saving to local branch');
-               var changed_panel = $('.panel-wrap.changed');
-
-               if( changed_panel.length == 0) 
-                       return; /* no changes */
-
-               if( changed_panel.length > 1)
-                       alert('Błąd: więcej niż jeden panel został zmodyfikowany. Nie można zapisać.');
-
-               save_data = changed_panel.data('ctrl').saveData();
-
-               $.ajax({
-                       url: location.href,
-                       dataType: 'json',
-                       success: function(data, textStatus) {
-                               $.log('Success:', data);
-                       },
-                       error: function(rq, tstat, err) {
-                               $.log('save error', rq, tstat, err);
-                       },
-                       type: 'POST',
-                       data: save_data
-               });
-       }
+function Panel(panelWrap) {
+       var self = this;
+       self.wrap = panelWrap;
+       self.contentDiv = $('.panel-content', panelWrap);
+       self.instanceId = Math.ceil(Math.random() * 1000000000);
+       $.log('new panel - wrap: ', self.wrap);

        
        

-       $('#toolbar-button-save').click(saveToBranch);
-});
+       $(document).bind('panel:unload.' + self.instanceId, 
+                       function(event, data) { self.unload(event, data); });   
+
+       $(document).bind('panel:contentChanged', function(event, data) {
+               $.log(self, ' got changed event from: ', data);
+               if(self != data) 
+                       self.otherPanelChanged(event.target);
+               else 
+                       self.markChanged();
+
+               return false;           
+       });
+}
+
+Panel.prototype.callHook = function(hookName) {
+       if(this.hooks && this.hooks[hookName])
+       {       
+//             arguments.shift();
+               $.log('calling hook: ', hookName, 'with args: ', arguments);
+               return this.hooks[hookName].apply(this, arguments);
+       }
+}
+
+Panel.prototype.load = function (url) {
+    $.log('preparing xhr load: ', this.wrap);
+    $(document).trigger('panel:unload', this);
+       var self = this;
+       self.current_url = url;
+
+    $.ajax({
+        url: url,
+        dataType: 'html',
+               success: function(data, tstat) {
+                       panel_hooks = null;
+                       $(self.contentDiv).html(data);
+                       self.hooks = panel_hooks;                       
+                       panel_hooks = null;
+                       self.callHook('load');
+               },
+        error: function(request, textStatus, errorThrown) {
+            $.log('ajax', url, this.target, 'error:', textStatus, errorThrown);
+        }
+    });
+}
+
+Panel.prototype.unload = function(event, data) {
+       $.log('got unload signal', this, ' target: ', data);
+
+       if( data == this ) {
+               $.log('unloading', this);
+        $(this.contentDiv).html('');
+               this.callHook('unload');
+               this.hooks = null; // flush the hooks
+               return false;
+    };
+}
+
+Panel.prototype.refresh = function(event, data) {
+       $('.change-notification', this.wrap).fadeOut();
+       $.log('refreshing view for panel ', this.current_url);
+       this.load(this.current_url);
+//     if( this.callHook('refresh') )
+} 
+
+Panel.prototype.otherPanelChanged = function(other) {
+       $.log('panel ', other, ' changed.');
+       $('.change-notification', this.wrap).fadeIn();
+       this.callHook('dirty');
+}      
+
+Panel.prototype.markChanged = function () {
+       if(!this.wrap.hasClass('changed') ) // TODO: is this needed ?
+               this.wrap.addClass('changed');
+}
+
+Panel.prototype.changed = function () {
+       return this.wrap.hasClass('changed');
+}
+
+Panel.prototype.unmarkChanged = function () {
+       this.wrap.removeClass('changed');
+}
+
+Panel.prototype.saveInfo = function() {
+       var saveInfo = {};
+       this.callHook('saveInfo', saveInfo);
+       return saveInfo;
+}
+
+
+function Editor() {
+       // editor initialization
+       // this is probably a good place to set config
+}
+
+Editor.prototype.setupUI = function() {
+       // set up the UI visually and attach callbacks
+       var self = this;
+       var panelRoot = $('#panels');
+       self.rootDiv = panelRoot;

 
 

+       panelRoot.makeHorizPanel({}); // TODO: this probably doesn't belong into jQuery
+    panelRoot.css('top', ($('#header').outerHeight() ) + 'px');
+
+       $('#panels > *.panel-wrap').each(function() {
+               var panelWrap = $(this);
+               $.log('wrap: ', panelWrap);
+               panelWrap.data('ctrl', new Panel(panelWrap)); // attach controllers to wraps
+
+           $('.panel-toolbar select', panelWrap).change(function() {
+                       panelWrap.data('ctrl').load( $(this).val() );
+           });
+       });     
+
+       $('#toolbar-button-save').click( function (event, data) { self.saveToBranch(); } );
+
+
+}
+
+Editor.prototype.loadConfig = function() {
+       // load options from cookie 
+}
+
+Editor.prototype.saveToBranch = function() {
+       var changed_panel = $('.panel-wrap.changed');
+       var self = this;
+       $.log('Saving to local branch - panel:', changed_panel);
+
+       if( changed_panel.length == 0) {
+               $.log('Nothing to save.');
+               return; /* no changes */
+       }
+
+       if( changed_panel.length > 1) {
+               alert('Błąd: więcej niż jeden panel został zmodyfikowany. Nie można zapisać.');
+               return;
+       }
+
+       saveInfo = changed_panel.data('ctrl').saveInfo();
+
+       $.ajax({
+               url: saveInfo.url,
+               dataType: 'json',
+               success: function(data, textStatus) {
+                       if (data.result != 'ok')
+                               $.log('save errors: ', data.errors)
+                       else 
+                               self.refreshPanels(changed_panel);
+               },
+               error: function(rq, tstat, err) {
+                       $.log('save error', rq, tstat, err);
+               },
+               type: 'POST',
+               data: saveInfo.postData
+       });
+};
+
+Editor.prototype.refreshPanels = function(goodPanel) {
+       var self = this;
+       var panels = $('#' + self.rootDiv.attr('id') +' > *.panel-wrap', self.rootDiv.parent());
+
+       panels.each(function() {
+               var panel = $(this).data('ctrl');
+               $.log(this, panel);
+               if ( panel.changed() )
+                       panel.unmarkChanged();
+               else 
+                       panel.refresh();
+       });
+};             
+
+$(function() {
+       editor = new Editor();
+
+       // do the layout
+       editor.loadConfig();
+       editor.setupUI();
+});