<?php

namespace app\api\controller\backend;

use app\common\controller\Api;
use app\api\model\Admin as AdminModel;
use think\Db;

/**
 * 投诉建议
 */
class Politics extends Api
{
    protected $noNeedLogin = ['*'];
    protected $noNeedRight = ['*'];

    /**
     * 首页
     *
     */
    public function index()
    {
        $param = $this->request->param();
        
        // // 参数验证
        $validate = $this->validate($param, [

            'page'     => 'number',
            'limit'    => 'number',
        ]);
        
        if (true !== $validate) {
            return $this->error($validate);
        }
        $where = [];
        if(!empty($param['group_id'])){
            $where['a.group_id'] = $param['group_id'];
        }
        $query = Db::name('politics')
            ->field([
            'a.*',
            // 使用 CASE 表达式处理 user_name
            Db::raw('CASE WHEN a.open_status = 1 THEN "匿名" ELSE w.nickname END AS user_name'),
            'p.name AS user_group_name'
        ])
            ->alias('a')
            ->join('user w','a.user_id = w.id','LEFT')
            ->join('user_group p','a.group_id = p.id','LEFT')
            ->where($where)
            ->where('a.deletetime', 'null')
            ->order('a.id', 'asc');
            
        // 分页查询
        $list = $query->paginate([
            'page'  => $param['page'] ?? 1,
            'list_rows' => $param['limit'] ?? 10,
        ]);
        
        // 处理返回数据
        $data = [
            'total' => $list->total(),
            'list'  => $list->items(),
        ];
 
        return $this->success('查询成功', $data);
    }
    
    /**
     * 编辑投诉建议
     * @param int $id 记录ID
     */
    public function update()
    {
        $param = $this->request->param();
        $id = $param['id'] ?? 0;
 
        // 参数验证
        $validate = $this->validate($param, [
            'id'                => 'require|number',
            'acceptance_content'  => 'require',
        ]);
 
        if (true !== $validate) {
            return $this->error($validate);
        }
        $param['acceptance_status'] = 2;
        $param['acceptance_time'] = date('Y-m-d H:i:s');
        // 更新数据
        $result = Db::name('politics')
            ->where('id', $id)
            ->update($param);
 
        if ($result === false) {
            return $this->error('编辑失败');
        }
 
        return $this->success('编辑成功');
    }
}