<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use app\common\model\MessageFeedback as MessageFeedbackModel;

class Messagefeedback extends Backend
{
    protected $modelClass = null;
    protected $modelValidate = false;
    protected $searchFields = 'id,feedback_type_text,name,phone,email,content,lang,source_page,ip,user_agent,admin_remark';

    protected function initialize()
    {
        parent::initialize();
        $this->modelClass = new MessageFeedbackModel();
        $this->assign('typeList', $this->modelClass->getTypeList());
        $this->assign('statusList', $this->modelClass->getStatusList());
    }

    public function index()
    {
        if ($this->request->isAjax()) {
            $page = (int)$this->request->param('page/d', 1);
            $limit = (int)$this->request->param('limit/d', 20);
            $sort = (string)$this->request->param('sort/s', 'id');
            $order = (string)$this->request->param('order/s', 'desc');
            $allowedSort = ['id', 'status', 'createtime', 'updatetime'];
            if (!in_array($sort, $allowedSort, true)) {
                $sort = 'id';
            }
            $order = strtolower($order) === 'asc' ? 'asc' : 'desc';

            $query = $this->buildQuery();
            $count = (clone $query)->count();
            $data = $query->order($sort, $order)->page($page, $limit)->select();
            return json(['code' => 0, 'count' => $count, 'data' => $data]);
        }
        return $this->fetch();
    }

    public function del()
    {
        if (!$this->request->isPost()) {
            $this->error('请求方式错误');
        }
        $ids = $this->request->post('ids/a', []);
        if (!$ids) {
            $this->error('请先选择反馈记录');
        }
        $count = $this->modelClass->where('id', 'in', $ids)->delete();
        $this->success('已删除 ' . (int)$count . ' 条反馈记录');
    }

    public function changeStatus()
    {
        if (!$this->request->isPost()) {
            $this->error('请求方式错误');
        }
        $id = (int)$this->request->post('id/d', 0);
        $status = (int)$this->request->post('status/d', -1);
        if ($id <= 0) {
            $this->error('记录不存在');
        }
        if (!array_key_exists($status, $this->modelClass->getStatusList())) {
            $this->error('状态参数错误');
        }
        $row = $this->modelClass->where('id', $id)->find();
        if (!$row) {
            $this->error('记录不存在');
        }
        $row->save(['status' => $status, 'updatetime' => time()]);
        $this->success('状态已更新');
    }

    public function remark()
    {
        if (!$this->request->isPost()) {
            $this->error('请求方式错误');
        }
        $id = (int)$this->request->post('id/d', 0);
        $remark = trim((string)$this->request->post('admin_remark/s', ''));
        $remark = mb_substr(strip_tags($remark), 0, 500, 'UTF-8');
        if ($id <= 0) {
            $this->error('记录不存在');
        }
        $row = $this->modelClass->where('id', $id)->find();
        if (!$row) {
            $this->error('记录不存在');
        }
        $row->save(['admin_remark' => $remark, 'updatetime' => time()]);
        $this->success('备注已保存');
    }

    protected function buildQuery()
    {
        $keyword = trim((string)$this->request->param('keyword/s', ''));
        $feedbackType = trim((string)$this->request->param('feedback_type/s', ''));
        $lang = trim((string)$this->request->param('lang/s', ''));
        $status = $this->request->param('status/s', '');
        $ip = trim((string)$this->request->param('ip/s', ''));
        $sourcePage = trim((string)$this->request->param('source_page/s', ''));
        $createtimeStart = trim((string)$this->request->param('createtime_start/s', ''));
        $createtimeEnd = trim((string)$this->request->param('createtime_end/s', ''));

        $query = $this->modelClass;
        if ($keyword !== '') {
            $query = $query->where(function ($q) use ($keyword) {
                $q->where('name|phone|email|content|admin_remark', 'like', '%' . $keyword . '%');
            });
        }
        if ($feedbackType !== '') {
            $query = $query->where('feedback_type', $feedbackType);
        }
        if ($lang !== '') {
            $query = $query->where('lang', $lang);
        }
        if ($status !== '') {
            $query = $query->where('status', (int)$status);
        }
        if ($ip !== '') {
            $query = $query->where('ip', 'like', '%' . $ip . '%');
        }
        if ($sourcePage !== '') {
            $query = $query->where('source_page', 'like', '%' . $sourcePage . '%');
        }
        if ($createtimeStart !== '') {
            $timestamp = strtotime($createtimeStart);
            if ($timestamp) {
                $query = $query->where('createtime', '>=', $timestamp);
            }
        }
        if ($createtimeEnd !== '') {
            $timestamp = strtotime($createtimeEnd);
            if ($timestamp) {
                $query = $query->where('createtime', '<=', $timestamp);
            }
        }
        return $query;
    }
}