From 537d34a50644cbd1e0b4954f1e679c0f303afe76 Mon Sep 17 00:00:00 2001
From: Tim Felgentreff <timfelgentreff@gmail.com>
Date: Wed, 2 Feb 2011 14:07:28 +0100
Subject: [PATCH] move more code into filter.js

---
 assets/javascripts/reporting.js         | 38 --------------------
 assets/javascripts/reporting/filters.js | 46 ++++++++++++++++++-------
 2 files changed, 33 insertions(+), 51 deletions(-)

diff --git a/assets/javascripts/reporting.js b/assets/javascripts/reporting.js
index 2ef5fa79cc..181daa31b4 100644
--- a/assets/javascripts/reporting.js
+++ b/assets/javascripts/reporting.js
@@ -48,44 +48,6 @@ Reporting.require("restore_query");
 //     }
 // }
 //
-// function occupied_category(tr_field) {
-//     var i, data_label, filters;
-//     data_label = tr_field.getAttribute("data-label");
-//     filters = document.getElementsByClassName('filter');
-//     for (i = 0; i < filters.length; i += 1) {
-//         if (filters[i].visible() && filters[i].getAttribute("data-label") === data_label) {
-//             return true;
-//         }
-//     }
-//     return false; //not hit
-// }
-//
-// function hide_filter(field, slowly) {
-//     var field_el, operator_select;
-//     field_el = $('tr_' +  field);
-//     if (field_el !== null) {
-//         $('rm_' + field).value = "";
-//         if (slowly) {
-//             new Effect.Fade(field_el);
-//         } else {
-//             field_el.hide();
-//         }
-//         operator_select = $("operators_" + field);
-//         if (operator_select !== null) {
-//             // in case the filter doesn't have an operator select field'
-//             operator_changed(field, $("operators_" + field));
-//         }
-//         if (!occupied_category(field_el)) {
-//             hide_category(field_el);
-//         }
-//     }
-// }
-//
-// function remove_filter(field) {
-//     hide_filter(field, true);
-//     enable_select_option($("add_filter_select"), field);
-// }
-//
 // function show_group_by(group_by, target) {
 //     var source, group_option, i;
 //     source = $("group_by_container");
diff --git a/assets/javascripts/reporting/filters.js b/assets/javascripts/reporting/filters.js
index e83bbcf03c..baaf35f67c 100644
--- a/assets/javascripts/reporting/filters.js
+++ b/assets/javascripts/reporting/filters.js
@@ -1,5 +1,5 @@
 /*jslint white: false, nomen: true, devel: true, on: true, debug: false, evil: true, onevar: false, browser: true, white: false, indent: 2 */
-/*global window, $, $$, Reporting, Effect, Ajax */
+/*global window, $, $$, Reporting, Effect, Ajax, Element */
 
 Reporting.Filters = {
   load_available_values_for_filter:  function  (filter_name, callback_func) {
@@ -26,32 +26,47 @@ Reporting.Filters = {
     }
   },
 
-  show_filter: function (field, slowly, callback_func) {
-    if (callback_func === undefined) {
-      callback_func = function () {};
+  show_filter: function (field, options) {
+    if (options.callback_func === undefined) {
+      options.callback_func = function () {};
     }
-    if (slowly === undefined) {
-      slowly = true;
+    if (options.slowly === undefined) {
+      options.slowly = true;
+    }
+    if (options.show_filter === undefined) {
+      options.show_filter = true;
     }
     var field_el = $('tr_' +  field);
     if (field_el !== null) {
-      Reporting.Filters.load_available_values_for_filter(field, callback_func);
+      Reporting.Filters.load_available_values_for_filter(field, options.callback_func);
       // the following command might be included into the callback_function (which is called after the ajax request) later
       $('rm_' + field).value = field;
-      if (slowly) {
-        Effect.Appear(field_el);
+      var display_functor;
+      if (options.show_filter) {
+        display_functor = options.slowly ? Effect.Appear : Element.show;
       } else {
-        field_el.show();
+        display_functor = options.slowly ? Effect.Fade : Element.hide;
       }
+      display_functor(field_el);
       Reporting.Filters.operator_changed(field, $("operators_" + field));
-      Reporting.Filters.display_category(field_el);
+      Reporting.Filters.display_category(field_el, options.show_filter);
     }
   },
 
-  display_category: function (tr_field) {
+  display_category: function (tr_field, show) {
+    if (show === undefined) {
+      show = true;
+    }
     var label = $(tr_field.getAttribute("data-label"));
     if (label !== null) {
-      label.show();
+      var filters = $$('.filter');
+      for (var i = 0; i < filters.length; i += 1) {
+        if (filters[i].visible() === show && filters[i].getAttribute("data-label") === label) {
+          return; // No need to show/hide
+        }
+      }
+      var display_functor = show ? Element.show : Element.hide;
+      display_functor(label);
     }
   },
 
@@ -105,6 +120,11 @@ Reporting.Filters = {
 
   toggle_multi_select: function (select) {
     Reporting.Filters.multi_select(select, !select.multiple);
+  },
+
+  remove_filter: function (field) {
+    Reporting.Filters.show_filter(field, { show_filter: false });
+    Reporting.Filters.select_option_enabled($("add_filter_select"), field, true);
   }
 };