公告后台接口

app/controller/Index.php

@@ -113,7 +113,7 @@ class Index extends BaseController
         try {
             validate()->rule(['id|公告id' => 'require|number'])->check($param);
 
-            $Notice = Notice::where('id',$param['id'])->order('create_time','desc')->find();
+            $Notice = Notice::where('id',$param['id'])->order('sort asc,id desc')->find();
 
             return $this->renderSuccess('数据返回成功',[
                 'title' => $Notice->title,

app/controller/Notice.php

@@ -0,0 +1,97 @@
+<?php
+declare (strict_types = 1);
+
+namespace app\controller;
+
+use app\BaseController;
+use app\model\Notice as NoticeModel;
+use app\validate\Notice as NoticeValidate;
+use think\exception\ValidateException;
+use think\facade\Request;
+
+class Notice extends BaseController
+{
+    /**
+     * 显示资源列表
+     */
+    public function list()
+    {
+        $request = Request::param();
+
+        $limit = $request['limit'] ?? 10;
+
+        $where = [];
+
+        $CustomerServiceModel = new NoticeModel();
+
+        # 查询用户列表
+        $field   = 'id,title,sort,content';
+        $res = $CustomerServiceModel->field($field)->where($where)->order('sort asc,id desc')->paginate($limit);
+
+        $list  = $res->items();
+        $total = $res->total();
+
+        return $this->renderSuccess('数据返回成功', ['list' => $list, 'total' => $total]);
+    }
+
+    /**
+     * 保存新建的资源
+     */
+    public function save()
+    {
+        $param = Request::param();
+
+        try {
+            $id = $param['id'] ?? 0;
+
+            if ($id) {
+                validate(NoticeValidate::class)->scene('edit')->check($param);
+                $CustomerServiceModel = NoticeModel::find($id);
+                $CustomerServiceModel->title       = $param['title'];
+                $CustomerServiceModel->sort        = $param['sort'] ?? 1;
+                $CustomerServiceModel->content     = $param['content'];
+                $CustomerServiceModel->update_time = date("Y-m-d H:i:s",time());
+                $CustomerServiceModel->save();
+            } else {
+                validate(NoticeValidate::class)->scene('add')->check($param);
+
+                $CustomerService = new NoticeModel();
+                $CustomerService->save([
+                    'title'         => $param['title'],
+                    'sort'          => $param['sort'] ?? 1,
+                    'content'       => $param['content'],
+                    'create_time'   => date("Y-m-d H:i:s",time())
+                ]);
+            }
+
+            return $this->renderSuccess($id ? '编辑成功' : '添加成功');
+        } catch (ValidateException $validateException) {
+            return $this->renderError($validateException->getMessage());
+        } catch (\Exception $e) {
+            return $this->renderError('操作失败');
+        }
+    }
+
+    /**
+     * 删除指定资源
+     */
+    public function delete()
+    {
+        $param = Request::param();
+
+        try {
+
+            validate(NoticeValidate::class)->scene('del')->check($param);
+
+            $result = NoticeModel::destroy($param['id']);
+
+            if (!$result) throw new ValidateException('删除失败');
+
+            return $this->renderSuccess('已删除');
+        } catch (ValidateException $validateException) {
+            return $this->renderError($validateException->getMessage());
+        } catch (\Exception $e) {
+            return $this->renderError('操作失败');
+        }
+    }
+}

app/validate/Notice.php

@@ -0,0 +1,36 @@
+<?php
+declare (strict_types = 1);
+
+namespace app\validate;
+
+use think\Validate;
+
+class Notice extends Validate
+{
+    /**
+     * 定义验证规则
+     * 格式：'字段名' =>  ['规则1','规则2'...]
+     *
+     * @var array
+     */
+    protected $rule = [
+        'id|公告id' => 'require|number',
+        'title|公告标题' => 'require|max:40',
+        'sort|排序' => 'number',
+        'content|公告内容' => 'require'
+    ];
+
+    /**
+     * 定义错误信息
+     * 格式：'字段名.规则名' =>  '错误信息'
+     *
+     * @var array
+     */
+    protected $message = [];
+
+    protected $scene = [
+        'add' => ['title','sort','content'],
+        'edit' => ['title','sort','content','id'],
+        'del' => ['id']
+    ];
+}