From be4e90e319cf65b368bb866165abc8d1fd4e074f Mon Sep 17 00:00:00 2001
From: Frederic Guillot <fred@kanboard.net>
Date: Sun, 1 Feb 2015 11:05:07 -0500
Subject: Add collapsible swimlanes (merge and improve pull-request #565)

---
 assets/js/src/swimlane.js | 90 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 assets/js/src/swimlane.js

(limited to 'assets/js/src')

diff --git a/assets/js/src/swimlane.js b/assets/js/src/swimlane.js
new file mode 100644
index 00000000..77f45907
--- /dev/null
+++ b/assets/js/src/swimlane.js
@@ -0,0 +1,90 @@
+Kanboard.Swimlane = (function() {
+
+    // Expand a Swimlane via display attributes
+    function expand(swimlaneId)
+    {
+        $('.swimlane-row-' + swimlaneId).css('display', 'table-row');
+        $('.show-icon-swimlane-' + swimlaneId).css('display', 'none');
+        $('.hide-icon-swimlane-' + swimlaneId).css('display', 'inline');
+    }
+
+    // Collapse a Swimlane via display attributes
+    function collapse(swimlaneId)
+    {
+        $('.swimlane-row-' + swimlaneId).css('display', 'none');
+        $('.show-icon-swimlane-' + swimlaneId).css('display', 'inline');
+        $('.hide-icon-swimlane-' + swimlaneId).css('display', 'none');
+    }
+
+    // Add swimlane Id to the hidden list and stores the list to localStorage
+    function hide(id)
+    {
+        var storageKey = "hidden_swimlanes_" + $("#board").data("project-id");
+        var hiddenSwimlaneIds = JSON.parse(Kanboard.GetStorageItem(storageKey)) || [];
+
+        hiddenSwimlaneIds.push(id);
+
+        Kanboard.SetStorageItem(storageKey, JSON.stringify(hiddenSwimlaneIds));
+    }
+
+    // Remove swimlane Id from the hidden list and stores the list to
+    // localStorage
+    function unhide(id)
+    {
+        var storageKey = "hidden_swimlanes_" + $("#board").data("project-id");
+        var hiddenSwimlaneIds = JSON.parse(Kanboard.GetStorageItem(storageKey)) || [];
+        var index = hiddenSwimlaneIds.indexOf(id);
+
+        if (index > -1) {
+            hiddenSwimlaneIds.splice(index, 1);
+        }
+
+        Kanboard.SetStorageItem(storageKey, JSON.stringify(hiddenSwimlaneIds));
+    }
+
+    // Check if swimlane Id is hidden. Anything > -1 means hidden.
+    function isHidden(id)
+    {
+        return getAllHidden().indexOf(id) > -1;
+    }
+
+    // Gets all swimlane Ids that are hidden
+    function getAllHidden()
+    {
+        var storageKey = "hidden_swimlanes_" + $("#board").data("project-id");
+        return JSON.parse(Kanboard.GetStorageItem(storageKey)) || [];
+    }
+
+    // Reload the swimlane states (shown/hidden) after an ajax call
+    jQuery(document).ajaxComplete(function() {
+
+        getAllHidden().map(function(swimlaneId) {
+            collapse(swimlaneId);
+        });
+    });
+
+    // Reload the swimlane states (shown/hidden) after page refresh
+    jQuery(document).ready(function() {
+
+        getAllHidden().map(function(swimlaneId) {
+            collapse(swimlaneId);
+        });
+    });
+
+    // Clicking on Show/Hide icon fires this.
+    jQuery(document).on('click', ".board-swimlane-toggle", function(e) {
+        e.preventDefault();
+
+        var swimlaneId = $(this).data('swimlane-id');
+
+        if (isHidden(swimlaneId)) {
+            unhide(swimlaneId);
+            expand(swimlaneId);
+        }
+        else {
+            hide(swimlaneId);
+            collapse(swimlaneId);
+        }
+    });
+
+})();
-- 
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