diff --git a/README.md b/README.md
index 9021b57..8c73e54 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,11 @@
 
 ### 登录 ###
 账号：123456 密码：123456
+
+### 友情链接 ###
+
+**JAVA版本：https://gitee.com/wulon/mk-teamwork-server**
+
 ### 界面截图 ###
 ![1](https://static.vilson.xyz/overview/1.png)
 
diff --git a/application/common/Model/Task.php b/application/common/Model/Task.php
index 08675ae..cb90c9f 100644
--- a/application/common/Model/Task.php
+++ b/application/common/Model/Task.php
@@ -345,7 +345,7 @@ class Task extends CommonModel
             throw new Exception('父任务已完成，无法重做子任务', 4);
         }
         if ($task['hasUnDone']) {
-            throw new Exception('子任务尚未全部完成，无法完成父任务', 5);
+            throw new Exception('子任务尚未全部完成，无法完成父任务', 55);
         }
 
         Db::startTrans();
diff --git a/application/common/Model/TaskStages.php b/application/common/Model/TaskStages.php
index 7b714fd..aa6f026 100644
--- a/application/common/Model/TaskStages.php
+++ b/application/common/Model/TaskStages.php
@@ -4,6 +4,7 @@ namespace app\common\Model;
 
 use service\FileService;
 use service\RandomService;
+use service\ToolsService;
 use think\File;
 
 /**
@@ -100,6 +101,32 @@ class TaskStages extends CommonModel
         return $list;
     }
 
+    public function tasksTree($stageCode)
+    {
+        $taskModel = new Task();
+        $list1 = $taskModel->where('stage_code', $stageCode)->where('done', 0)->where('deleted', 0)->order('sort asc,end_time desc, id asc')->select()->toArray();
+        $list2 = $taskModel->where('stage_code', $stageCode)->where('done', 1)->where('deleted', 0)->order('sort asc,end_time desc, id asc')->select()->toArray();
+        $list = array_merge($list1, $list2);
+        if ($list) {
+            foreach ($list as $key => &$item) {
+                $item = $taskModel->read($item['code']);
+                if ($item) {
+                    $item = $item->toArray();
+                } else {
+                    $item = [];
+                }
+                if (empty($item['canRead'])) {
+                    array_splice($list, $key, 1);
+                }
+                $item['type'] = 'task';
+                $item['tasks'] = [];
+            }
+            unset($item);
+        }
+        $list = ToolsService::arr2tree($list, 'code', 'pcode', 'tasks');
+        return $list;
+    }
+
     /*public function tasks($stageCode, $deleted = 0, $done = -1)
     {
         $where = ['stage_code' => $stageCode, 'pcode' => '', 'deleted' => $deleted];
diff --git a/application/index/controller/Index.php b/application/index/controller/Index.php
index 2371a7a..476cbf2 100644
--- a/application/index/controller/Index.php
+++ b/application/index/controller/Index.php
@@ -112,7 +112,7 @@ class Index extends BasicApi
             $sql = str_replace("`pms_", "`{$mysqlPrefix}", $sql);
             $pdo = new PDO("mysql:host={$mysqlHostname};port={$mysqlHostport}", $mysqlUsername, $mysqlPassword, array(
                 PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
-                PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8mb"
+                PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8mb4"
             ));
 
             //检测是否支持innodb存储引擎
diff --git a/application/project/controller/Task.php b/application/project/controller/Task.php
index 382c3cb..9ddcec1 100644
--- a/application/project/controller/Task.php
+++ b/application/project/controller/Task.php
@@ -94,6 +94,9 @@ class Task extends BasicApi
         $status = [0 => '普通', 1 => '紧急', 2 => '非常紧急'];
         if ($list['list']) {
             foreach ($list['list'] as &$task) {
+                $taskInfo = \app\common\Model\Task::get($task['id']);
+                $task['parentDone'] = $taskInfo['parentDone'];
+                $task['hasUnDone'] = $taskInfo['hasUnDone'];
                 $task['priText'] = $status[$task['pri']];
                 $task['executor'] = Member::where(['code' => $task['assign_to']])->field('name,avatar')->find();
                 $task['projectInfo'] = \app\common\Model\Project::where(['code' => $task['project_code']])->field('name,code')->find();
diff --git a/application/project/controller/TaskStages.php b/application/project/controller/TaskStages.php
index 73aef3c..62a8032 100644
--- a/application/project/controller/TaskStages.php
+++ b/application/project/controller/TaskStages.php
@@ -88,6 +88,24 @@ class TaskStages extends BasicApi
         $this->success('', $list);
     }
 
+    public function taskTree()
+    {
+        $where = [];
+        $code = Request::post('projectCode');
+        if (!$code) {
+            $this->error("请选择一个项目");
+        }
+        $where[] = ['project_code', '=', $code];
+        $list = $this->model->where($where)->select();
+        if ($list) {
+            foreach ($list as &$item) {
+                $item['type'] = 'stage';
+                $item['tasks'] = $this->model->tasksTree($item['code']);
+            }
+        }
+        $this->success('', $list);
+    }
+
     public function sort(Request $request)
     {
         $data = $request::only('preCode,nextCode');
diff --git a/favicon.ico b/favicon.ico
index 8c33ea1..1f81ad6 100644
Binary files a/favicon.ico and b/favicon.ico differ