diff --git a/app/Http/Controllers/Api/ProjectController.php b/app/Http/Controllers/Api/ProjectController.php
index 9e4091492..d33b11c75 100755
--- a/app/Http/Controllers/Api/ProjectController.php
+++ b/app/Http/Controllers/Api/ProjectController.php
@@ -1183,7 +1183,10 @@ class ProjectController extends AbstractController
         //
         $task = ProjectTask::userTask($task_id, null);
         //
-        return Base::retSuccess('success', $task->content ?: json_decode('{}'));
+        if (empty($task->content)) {
+            return Base::retSuccess('success', json_decode('{}'));
+        }
+        return Base::retSuccess('success', $task->content->getContentInfo());
     }
 
     /**
diff --git a/app/Models/ProjectTask.php b/app/Models/ProjectTask.php
index dc201d7ad..c1d2a5348 100644
--- a/app/Models/ProjectTask.php
+++ b/app/Models/ProjectTask.php
@@ -235,7 +235,7 @@ class ProjectTask extends AbstractModel
      */
     public function content(): \Illuminate\Database\Eloquent\Relations\HasOne
     {
-        return $this->hasOne(ProjectTaskContent::class, 'task_id', 'id');
+        return $this->hasOne(ProjectTaskContent::class, 'task_id', 'id')->orderByDesc('id');
     }
 
     /**
@@ -467,7 +467,9 @@ class ProjectTask extends AbstractModel
                 ProjectTaskContent::createInstance([
                     'project_id' => $task->project_id,
                     'task_id' => $task->id,
-                    'content' => $content,
+                    'content' => [
+                        'url' => ProjectTaskContent::saveContent($task->id, $content)
+                    ],
                 ])->save();
             }
             if ($task->parent_id == 0 && $subtasks && is_array($subtasks)) {
@@ -797,12 +799,13 @@ class ProjectTask extends AbstractModel
                 }
                 // 内容
                 if (Arr::exists($data, 'content')) {
-                    ProjectTaskContent::updateInsert([
+                    ProjectTaskContent::createInstance([
                         'project_id' => $this->project_id,
                         'task_id' => $this->id,
-                    ], [
-                        'content' => $data['content'],
-                    ]);
+                        'content' => [
+                            'url' => ProjectTaskContent::saveContent($this->id, $data['content'])
+                        ],
+                    ])->save();
                     $this->desc = Base::getHtml($data['content'], 100);
                     $this->addLog("修改{任务}详细描述");
                     $updateMarking['is_update_content'] = true;
diff --git a/app/Models/ProjectTaskContent.php b/app/Models/ProjectTaskContent.php
index 3b6bdb1c3..97ab0a176 100644
--- a/app/Models/ProjectTaskContent.php
+++ b/app/Models/ProjectTaskContent.php
@@ -2,6 +2,8 @@
 
 namespace App\Models;
 
+use App\Module\Base;
+
 /**
  * App\Models\ProjectTaskContent
  *
@@ -28,4 +30,54 @@ class ProjectTaskContent extends AbstractModel
         'created_at',
         'updated_at',
     ];
+
+    /**
+     * 获取内容详情
+     * @return array
+     */
+    public function getContentInfo()
+    {
+        $content = Base::json2array($this->content);
+        if (isset($content['url'])) {
+            $filePath = public_path($content['url']);
+            $array = $this->toArray();
+            $array['content'] = file_get_contents($filePath) ?: '';
+            if ($array['content']) {
+                $replace = Base::fillUrl('uploads/task');
+                $array['content'] = str_replace('{{RemoteURL}}uploads/task', $replace, $array['content']);
+            }
+            return $array;
+        }
+        return $this->toArray();
+    }
+
+    /**
+     * 保存任务详情至文件并返回文件路径
+     * @param $task_id
+     * @param $content
+     * @return string
+     */
+    public static function saveContent($task_id, $content)
+    {
+        $path = 'uploads/task/content/' . date("Ym") . '/' . $task_id . '/';
+        //
+        preg_match_all("/<img\s*src=\"data:image\/(png|jpg|jpeg);base64,(.*?)\"/s", $content, $matchs);
+        foreach ($matchs[2] as $key => $text) {
+            $tmpPath = $path . 'attached/';
+            Base::makeDir(public_path($tmpPath));
+            $tmpPath .= md5($text) . "." . $matchs[1][$key];
+            if (file_put_contents(public_path($tmpPath), base64_decode($text))) {
+                $content = str_replace($matchs[0][$key], '<img src="{{RemoteURL}}' . $tmpPath . '"', $content);
+            }
+        }
+        $pattern = '/<img(.*?)src=("|\')https*:\/\/(.*?)\/(uploads\/task\/content\/(.*?))\2/is';
+        $content = preg_replace($pattern, '<img$1src=$2{{RemoteURL}}$4$2', $content);
+        //
+        $filePath = $path . md5($content);
+        $publicPath = public_path($filePath);
+        Base::makeDir(dirname($publicPath));
+        file_put_contents($publicPath, $content);
+        //
+        return $filePath;
+    }
 }
diff --git a/database/migrations/2022_03_04_154630_project_task_contents_update_content.php b/database/migrations/2022_03_04_154630_project_task_contents_update_content.php
new file mode 100644
index 000000000..35966e3d0
--- /dev/null
+++ b/database/migrations/2022_03_04_154630_project_task_contents_update_content.php
@@ -0,0 +1,40 @@
+<?php
+
+@error_reporting(E_ALL & ~E_NOTICE & ~E_WARNING);
+
+use App\Models\ProjectTaskContent;
+use App\Module\Base;
+use Illuminate\Database\Migrations\Migration;
+
+class ProjectTaskContentsUpdateContent extends Migration
+{
+    /**
+     * 更新后缀
+     * @return void
+     */
+    public function up()
+    {
+        ProjectTaskContent::orderBy('id')->chunk(100, function($items) {
+            /** @var ProjectTaskContent $item */
+            foreach ($items as $item) {
+                $content = Base::json2array($item->content);
+                if (!isset($content['url'])) {
+                    $item->content = Base::array2json([
+                        'url' => ProjectTaskContent::saveContent($item->task_id, $item->content)
+                    ]);
+                    $item->save();
+                }
+            }
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        // ... 退回去意义不大，文件内容不做回滚操作
+    }
+}
diff --git a/database/seeders/ProjectTaskContentsTableSeeder.php b/database/seeders/ProjectTaskContentsTableSeeder.php
index 4b222d865..bea223275 100644
--- a/database/seeders/ProjectTaskContentsTableSeeder.php
+++ b/database/seeders/ProjectTaskContentsTableSeeder.php
@@ -2,6 +2,8 @@
 
 namespace Database\Seeders;
 
+use App\Models\ProjectTaskContent;
+use App\Module\Base;
 use Illuminate\Database\Seeder;
 
 class ProjectTaskContentsTableSeeder extends Seeder
@@ -302,6 +304,17 @@ class ProjectTaskContentsTableSeeder extends Seeder
             ),
         ));
 
-
+        ProjectTaskContent::orderBy('id')->chunk(100, function($items) {
+            /** @var ProjectTaskContent $item */
+            foreach ($items as $item) {
+                $content = Base::json2array($item->content);
+                if (!isset($content['url'])) {
+                    $item->content = Base::array2json([
+                        'url' => ProjectTaskContent::saveContent($item->task_id, $item->content)
+                    ]);
+                    $item->save();
+                }
+            }
+        });
     }
 }