From cf2c56c7061b7ed40fdd3b40a352ddb9c9b7371f Mon Sep 17 00:00:00 2001
From: alexwl <alexey.a.kiryushin@gmail.com>
Date: Tue, 2 Oct 2018 13:17:04 +0300
Subject: Initial commit

---
 javascript/app/components/file-tree.js | 94 ++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 javascript/app/components/file-tree.js

(limited to 'javascript/app/components/file-tree.js')

diff --git a/javascript/app/components/file-tree.js b/javascript/app/components/file-tree.js
new file mode 100644
index 0000000..c86a71d
--- /dev/null
+++ b/javascript/app/components/file-tree.js
@@ -0,0 +1,94 @@
+import Ember from 'ember';
+
+const directoryTreeToJsTree = function (packageId,directoryTree) {
+  return directoryTree.contents.map((node) => {
+    const jsTreeNode = {};
+    jsTreeNode.text = node.name;
+    jsTreeNode.data = node;
+    if(node.path) {
+      jsTreeNode.id = node.path;
+      jsTreeNode.a_attr = {href:"/package/" + packageId + "/show/" + node.path};
+    }
+    if(node.tag === "Dir") {
+      jsTreeNode.children = directoryTreeToJsTree(packageId,node);      
+      jsTreeNode.state = {"opened" : containsHaskellModule(node)};
+    } else {
+      if(node.isHaskellModule) {
+        jsTreeNode.icon = "/assets/haskell.ico";
+        jsTreeNode.isHaskellModule = true;
+      } else {
+        jsTreeNode.icon = "jstree-file";
+        jsTreeNode.isHaskellModule = false;
+      }
+    }
+    return jsTreeNode;
+  });
+};
+
+const containsHaskellModule = function(node) {  
+  return node.contents.some((n) => {    
+    if(n.tag === "File") {
+      return n.isHaskellModule;
+    } else {
+      return containsHaskellModule(n);
+    }
+  });
+}
+
+export default Ember.Component.extend({
+  query: null,
+  didInsertElement : function () {
+    this._super(...arguments);    
+    const element = this.element.getElementsByClassName('file-tree')[0];
+    
+    const jstreeElement = Ember.$(element).jstree({
+      'core' : {
+        'data' : directoryTreeToJsTree(this.get('packageId'),this.get('directoryTree'))
+      },
+      "plugins" : [
+        "search"
+      ],
+      "search": {
+        "case_insensitive": true,
+        "show_only_matches" : true,
+        "show_only_matches_children": true
+      }
+    });
+    
+    jstreeElement.on("select_node.jstree",(event,data) => {
+      const file = data.node.data;
+      if(file.tag != "Dir") {
+        this.sendAction('openFile',file.path);
+      }
+    });
+
+    const jstree = jstreeElement.jstree(true);    
+            
+    if(this.get('currentFile')) {
+      jstree.select_node(this.get('currentFile'));
+      const node = jstree.get_node(this.get('currentFile'),true)[0];
+      if(node) {
+        node.scrollIntoView();
+      }
+    }
+    this.jstree = jstree;
+  },
+  currentFileObserver : Ember.observer('currentFile',function() {
+    Ember.run.next(() => {
+      this.jstree.deselect_all();
+      this.jstree.select_node(this.get('currentFile'));
+    });
+  }),
+  queryObserver : Ember.observer('query',function() {
+    if(this.get('query')) {
+      this.jstree.search(this.get('query'));
+    } else {
+      this.jstree.clear_search();
+    }
+  }),
+  actions : {
+    hide() {      
+      this.get('hide')();
+    }
+  }
+});
-- 
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