1 files changed, 168 insertions, 0 deletions
diff --git a/templates/content/js/com.cnprog.tag_selector.js b/templates/content/js/com.cnprog.tag_selector.js
new file mode 100644
index 00000000..f6c16c9c
--- /dev/null
+++ b/templates/content/js/com.cnprog.tag_selector.js
@@ -0,0 +1,168 @@
+function pickedTags(){
+
+    var sendAjax = function(tagname, reason, action, callback){
+        url = scriptUrl;
+        if (action == 'add'){
+            url += $.i18n._('mark-tag/');
+            if (reason == 'good'){
+                url += $.i18n._('interesting/');
+            }
+            else {
+                url += $.i18n._('ignored/');
+            }
+        }
+        else {
+            url += $.i18n._('unmark-tag/');
+        }
+        url = url + tagname + '/';
+
+        call_settings = {
+            type:'POST',
+            url:url
+        }
+        if (callback != false){
+            call_settings['success'] = callback;
+        }
+        $.ajax(call_settings);
+    }
+
+
+    var unpickTag = function(from_target ,tagname, reason, send_ajax){
+        //send ajax request to delete tag
+        var deleteTagLocally = function(){
+            from_target[tagname].remove();
+            delete from_target[tagname];
+        }
+        if (send_ajax){
+            sendAjax(tagname,reason,'remove',deleteTagLocally);
+        }
+        else {
+            deleteTagLocally();
+        }
+
+    }
+
+    var setupTagDeleteEvents = function(obj,tag_store,tagname,reason,send_ajax){
+        obj.unbind('mouseover').bind('mouseover', function(){
+            $(this).attr('src', scriptUrl + 'content/images/close-small-hover.png');
+        });
+        obj.unbind('mouseout').bind('mouseout', function(){
+            $(this).attr('src', scriptUrl + 'content/images/close-small-dark.png');
+        });
+        obj.click( function(){
+            unpickTag(tag_store,tagname,reason,send_ajax);
+        });
+    }
+
+    var handlePickedTag = function(obj,reason){
+        var tagname = $.trim($(obj).prev().attr('value'));
+        to_target = interestingTags;
+        from_target = ignoredTags;
+        if (reason == 'bad'){
+            to_target = ignoredTags;
+            from_target = interestingTags;
+            to_tag_container = $('div .tags.ignored');
+        }
+        else if (reason != 'good'){
+            return;
+        }
+        else {
+            to_tag_container = $('div .tags.interesting');
+        }
+
+        if (tagname in from_target){
+            unpickTag(from_target,tagname,reason,false);
+        }
+
+        if (!(tagname in to_target)){
+            //send ajax request to pick this tag
+
+            sendAjax(tagname,reason,'add',function(){
+                new_tag = $('<span></span>');
+                new_tag.addClass('deletable-tag');
+                tag_link = $('<a></a>');
+                tag_link.attr('rel','tag');
+                tag_link.attr('href', scriptUrl + $.i18n._('tags/') + tagname);
+                tag_link.html(tagname);
+                del_link = $('<img></img>');
+                del_link.addClass('delete-icon');
+                del_link.attr('src', scriptUrl + 'content/images/close-small-dark.png');
+
+                setupTagDeleteEvents(del_link, to_target, tagname, reason, true);
+
+                new_tag.append(tag_link);
+                new_tag.append(del_link);
+                to_tag_container.append(new_tag);
+
+                to_target[tagname] = new_tag;
+            });
+        }
+    }
+
+    var collectPickedTags = function(){
+        var good_prefix = 'interesting-tag-';
+        var bad_prefix = 'ignored-tag-';
+        var good_re = RegExp('^' + good_prefix);
+        var bad_re = RegExp('^' + bad_prefix);
+        interestingTags = {};
+        ignoredTags = {};
+        $('.deletable-tag').each(
+            function(i,item){
+                item_id = $(item).attr('id')
+                if (good_re.test(item_id)){
+                    tag_name = item_id.replace(good_prefix,'');
+                    tag_store = interestingTags;
+                    reason = 'good';
+                }
+                else if (bad_re.test(item_id)){
+                    tag_name = item_id.replace(bad_prefix,'');
+                    tag_store = ignoredTags;
+                    reason = 'bad';
+                } 
+                else {
+                    return;
+                }
+                tag_store[tag_name] = $(item);
+                setupTagDeleteEvents($(item).find('img'),tag_store,tag_name,reason,true)
+            }
+        );
+    }
+
+    var setupHideIgnoredQuestionsControl = function(){
+        $('#hideIgnoredTagsCb').unbind('click').click(function(){
+            $.ajax({
+                        type: 'POST',
+                        dataType: 'json',
+                        cache: false,
+                        url: scriptUrl + $.i18n._('command/'),
+                        data: {command:'toggle-ignored-questions'}
+                    });
+        });
+    }
+    return {
+        init: function(){
+            collectPickedTags();
+            setupHideIgnoredQuestionsControl();
+            $("#interestingTagInput, #ignoredTagInput").autocomplete(tags, {
+                minChars: 1,
+                matchContains: true,
+                max: 20,
+                multiple: true,
+                multipleSeparator: " ",
+                formatItem: function(row, i, max) {
+                    return row.n + " ("+ row.c +")";
+                },
+                formatResult: function(row, i, max){
+                    return row.n;
+                }
+
+            });
+            $("#interestingTagAdd").click(function(){handlePickedTag(this,'good')});
+            $("#ignoredTagAdd").click(function(){handlePickedTag(this,'bad')});
+        }
+    };
+}
+
+$(document).ready( function(){
+    pickedTags().init();
+});