From da9c6079f02224df5bc001dc4c2bb7e392c474a5 Mon Sep 17 00:00:00 2001
From: Liang Ding <dl88250@gmail.com>
Date: Sun, 14 Jun 2015 14:43:09 +0800
Subject: [PATCH] Fix #230

---
 conf/wide.go         |  1 +
 conf/wide.json       |  3 ++-
 static/js/editors.js | 33 +++++++++++++++++++++++++--------
 views/index.html     |  3 ++-
 4 files changed, 30 insertions(+), 10 deletions(-)

diff --git a/conf/wide.go b/conf/wide.go
index bd903ca..4b7b6e1 100644
--- a/conf/wide.go
+++ b/conf/wide.go
@@ -70,6 +70,7 @@ type conf struct {
 	Locale                string // default locale
 	Playground            string // playground directory
 	AllowRegister         bool   // allow register or not
+	Autocomplete          bool   // default autocomplete
 }
 
 // Logger.
diff --git a/conf/wide.json b/conf/wide.json
index 9ac29b1..dac8bb1 100644
--- a/conf/wide.json
+++ b/conf/wide.json
@@ -13,5 +13,6 @@
     "WD": "${pwd}",
     "Locale": "en_US",
     "Playground": "${home}/playground",
-    "AllowRegister": true
+    "AllowRegister": true,
+    "Autocomplete": true
 }
\ No newline at end of file
diff --git a/static/js/editors.js b/static/js/editors.js
index 4f9c4f8..1ce4a9d 100644
--- a/static/js/editors.js
+++ b/static/js/editors.js
@@ -15,6 +15,7 @@
  */
 
 var editors = {
+    autocompleteMutex: false,
     data: [],
     tabs: {},
     getEditorByPath: function (path) {
@@ -354,6 +355,10 @@ var editors = {
 
             var autocompleteHints = [];
 
+            if (editors.autocompleteMutex && editor.state.completionActive) {
+                return;
+            }
+
             $.ajax({
                 async: false, // 同步执行
                 type: 'POST',
@@ -407,9 +412,10 @@ var editors = {
                         }
                     }
 
-                    // 清除未保存状态
                     editor.doc.markClean();
                     $(".edit-panel .tabs > div.current > span").removeClass("changed");
+
+                    editors.autocompleteMutex = false;
                 }
             });
 
@@ -842,13 +848,24 @@ var editors = {
                         $span.removeClass("changed");
                     }
                 });
-            } else {
-                $(".edit-panel .tabs > div").each(function () {
-                    var $span = $(this).find("span:eq(0)");
-                    if ($span.attr("title") === cm.options.path) {
-                        $span.addClass("changed");
-                    }
-                });
+
+                return;
+            }
+
+            // changed
+
+            $(".edit-panel .tabs > div").each(function () {
+                var $span = $(this).find("span:eq(0)");
+                if ($span.attr("title") === cm.options.path) {
+                    $span.addClass("changed");
+                }
+            });
+
+            if (config.autocomplete) {
+                var curLine = cm.doc.getLine(cm.getCursor().line).trim().replace(/\W/, "");
+                if (0.5 <= Math.random() && "" !== curLine && /^\w+$/.test(curLine)) {
+                    CodeMirror.commands.autocompleteAfterDot(cm);
+                }
             }
         });
 
diff --git a/views/index.html b/views/index.html
index a3af2dd..e42ec37 100644
--- a/views/index.html
+++ b/views/index.html
@@ -609,7 +609,8 @@
                             "editorTheme": '{{.user.Editor.Theme}}',
                             "latestSessionContent": {{.latestSessionContent}},
                             "editorTabSize": '{{.user.Editor.TabSize}}',
-                            "keymap": '{{.user.Keymap}}'
+                            "keymap": '{{.user.Keymap}}',
+                            "autocomplete": {{.conf.Autocomplete}}
                     };
                     // 发往 Wide 的所有 AJAX 请求需要使用该函数创建请求参数.
                             function newWideRequest() {