Add tree.js back and run only if not treeview

1 files changed, 64 insertions, 0 deletions

diff --git a/app/assets/javascripts/tree.js b/app/assets/javascripts/tree.js
new file mode 100644
index 00000000000..7777ed1c3dc
--- /dev/null
+++ b/app/assets/javascripts/tree.js
@@ -0,0 +1,64 @@
+/* eslint-disable func-names, space-before-function-paren, wrap-iife, max-len, quotes, consistent-return, no-var, one-var, one-var-declaration-per-line, no-else-return, prefer-arrow-callback, class-methods-use-this */
+
+export default class TreeView {
+  constructor() {
+    this.initKeyNav();
+    // Code browser tree slider
+    // Make the entire tree-item row clickable, but not if clicking another link (like a commit message)
+    $(".tree-content-holder .tree-item").on('click', function(e) {
+      var $clickedEl, path;
+      $clickedEl = $(e.target);
+      path = $('.tree-item-file-name a', this).attr('href');
+      if (!$clickedEl.is('a') && !$clickedEl.is('.str-truncated')) {
+        if (e.metaKey || e.which === 2) {
+          e.preventDefault();
+          return window.open(path, '_blank');
+        } else {
+          return gl.utils.visitUrl(path);
+        }
+      }
+    });
+    // Show the "Loading commit data" for only the first element
+    $('span.log_loading:first').removeClass('hide');
+  }
+
+  initKeyNav() {
+    var li, liSelected;
+    li = $("tr.tree-item");
+    liSelected = null;
+    return $('body').keydown(function(e) {
+      var next, path;
+      if ($("input:focus").length > 0 && (e.which === 38 || e.which === 40)) {
+        return false;
+      }
+      if (e.which === 40) {
+        if (liSelected) {
+          next = liSelected.next();
+          if (next.length > 0) {
+            liSelected.removeClass("selected");
+            liSelected = next.addClass("selected");
+          }
+        } else {
+          liSelected = li.eq(0).addClass("selected");
+        }
+        return $(liSelected).focus();
+      } else if (e.which === 38) {
+        if (liSelected) {
+          next = liSelected.prev();
+          if (next.length > 0) {
+            liSelected.removeClass("selected");
+            liSelected = next.addClass("selected");
+          }
+        } else {
+          liSelected = li.last().addClass("selected");
+        }
+        return $(liSelected).focus();
+      } else if (e.which === 13) {
+        path = $('.tree-item.selected .tree-item-file-name a').attr('href');
+        if (path) {
+          return gl.utils.visitUrl(path);
+        }
+      }
+    });
+  }
+}