<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use think\Db;
use think\exception\PDOException;

/**
 * 消息通知中心
 *
 * @icon fa fa-bell-o
 */
class Message extends Backend
{
    /**
     * Message模型对象
     * @var \app\admin\model\Message
     */
    protected $model = null;
    protected $searchFields = 'id,title,content';

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\Message;
        $this->view->assign("receiveTypeList", $this->model->getReceiveTypeList());
        $this->view->assign("typeList", $this->model->getTypeList());
    }

    /**
     * 消息列表（批量补齐接收人真实姓名/昵称、手机号及关联工单号）
     */
    public function index()
    {
        $this->request->filter(['strip_tags', 'trim']);
        if (false === $this->request->isAjax()) {
            return $this->view->fetch();
        }
        if ($this->request->request('keyField')) {
            return $this->selectpage();
        }
        [$where, $sort, $order, $offset, $limit] = $this->buildparams();
        $list = $this->model
            ->where($where)
            ->order($sort, $order)
            ->paginate($limit);

        $rows = $list->items();
        $userIds = [];
        $masterIds = [];
        $orderIds = [];
        foreach ($rows as $r) {
            if ($r['receive_type'] === 'master' && (int)$r['receive_id'] > 0) {
                $masterIds[] = (int)$r['receive_id'];
            } elseif ($r['receive_type'] === 'user' && (int)$r['receive_id'] > 0) {
                $userIds[] = (int)$r['receive_id'];
            }
            if ((int)$r['order_id'] > 0) {
                $orderIds[] = (int)$r['order_id'];
            }
        }

        $userMap = $userIds
            ? Db::name('user')->where('id', 'in', array_unique($userIds))->column('id,nickname,username,mobile', 'id')
            : [];
        $masterMap = $masterIds
            ? Db::name('master')->where('id', 'in', array_unique($masterIds))->column('id,realname,mobile', 'id')
            : [];
        $orderMap = $orderIds
            ? Db::name('order')->where('id', 'in', array_unique($orderIds))->column('order_no', 'id')
            : [];

        foreach ($rows as &$item) {
            $rid = (int)$item['receive_id'];
            if ($item['receive_type'] === 'master') {
                $m = $masterMap[$rid] ?? null;
                $item['receiver_name'] = $m ? ($m['realname'] ?: ('师傅#' . $rid)) : ('师傅#' . $rid);
                $item['receiver_mobile'] = $m['mobile'] ?? '';
            } else {
                $u = $userMap[$rid] ?? null;
                $item['receiver_name'] = $u ? ($u['nickname'] ?: ($u['username'] ?: ('用户#' . $rid))) : ('用户#' . $rid);
                $item['receiver_mobile'] = $u['mobile'] ?? '';
            }
            $oid = (int)$item['order_id'];
            $item['order_no'] = $oid > 0 ? ($orderMap[$oid] ?? '') : '';
        }
        unset($item);

        return json(['total' => $list->total(), 'rows' => $rows]);
    }

    /**
     * 消息详情回看
     */
    public function detail($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $receiver = [];
        if ($row['receive_type'] === 'master' && (int)$row['receive_id'] > 0) {
            $m = Db::name('master')->where('id', (int)$row['receive_id'])->field('id,realname,mobile,city')->find();
            if ($m) {
                $receiver = ['name' => $m['realname'], 'mobile' => $m['mobile'], 'extra' => $m['city'] ?: '认证师傅'];
            }
        } elseif ((int)$row['receive_id'] > 0) {
            $u = Db::name('user')->where('id', (int)$row['receive_id'])->field('id,nickname,username,mobile')->find();
            if ($u) {
                $receiver = ['name' => $u['nickname'] ?: $u['username'], 'mobile' => $u['mobile'], 'extra' => '平台注册用户'];
            }
        }
        $order = (int)$row['order_id'] > 0
            ? Db::name('order')->where('id', (int)$row['order_id'])->field('id,order_no,service_name,pay_amount,status')->find()
            : null;

        $this->view->assign([
            'row'      => $row,
            'receiver' => $receiver,
            'order'    => $order ?: [],
        ]);
        return $this->view->fetch();
    }

    /**
     * 下发站内通知（支持选择单个或多个用户/师傅批量推送）
     */
    public function add()
    {
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a', []);
        $receiveType = in_array($params['receive_type'] ?? '', ['user', 'master'], true) ? $params['receive_type'] : 'user';
        $rawIds = $receiveType === 'master'
            ? ($params['receive_master_id'] ?? ($params['receive_id'] ?? ''))
            : ($params['receive_user_id'] ?? ($params['receive_id'] ?? ''));

        $idArr = array_values(array_unique(array_filter(array_map('intval', explode(',', (string)$rawIds)))));
        if (!$idArr) {
            $this->error('请至少选择一位消息接收对象');
        }
        $title = trim((string)($params['title'] ?? ''));
        $content = trim((string)($params['content'] ?? ''));
        if ($title === '' || $content === '') {
            $this->error('通知标题与正文内容不能为空');
        }
        $msgType = in_array($params['type'] ?? '', ['order', 'system', 'audit', 'remind'], true) ? $params['type'] : 'system';
        $orderId = max(0, (int)($params['order_id'] ?? 0));
        $isRead  = !empty($params['is_read']) ? 1 : 0;
        $now     = time();

        $insertRows = [];
        foreach ($idArr as $rid) {
            $insertRows[] = [
                'receive_type' => $receiveType,
                'receive_id'   => $rid,
                'type'         => $msgType,
                'title'        => mb_substr($title, 0, 100),
                'content'      => mb_substr($content, 0, 500),
                'order_id'     => $orderId,
                'is_read'      => $isRead,
                'createtime'   => $now,
            ];
        }

        Db::startTrans();
        try {
            Db::name('message')->insertAll($insertRows);
            Db::commit();
        } catch (PDOException|\Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        $this->success('成功发送 ' . count($insertRows) . ' 条站内通知');
    }

    /**
     * 编辑站内通知
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        if (false === $this->request->isPost()) {
            $this->view->assign('row', $row);
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a', []);
        $receiveType = in_array($params['receive_type'] ?? '', ['user', 'master'], true) ? $params['receive_type'] : $row['receive_type'];
        $receiveId = $receiveType === 'master'
            ? (int)($params['receive_master_id'] ?? ($params['receive_id'] ?? 0))
            : (int)($params['receive_user_id'] ?? ($params['receive_id'] ?? 0));
        if ($receiveId <= 0) {
            $this->error('请选择有效的接收对象');
        }

        $data = [
            'receive_type' => $receiveType,
            'receive_id'   => $receiveId,
            'type'         => in_array($params['type'] ?? '', ['order', 'system', 'audit', 'remind'], true) ? $params['type'] : $row['type'],
            'order_id'     => max(0, (int)($params['order_id'] ?? 0)),
            'title'        => mb_substr(trim((string)($params['title'] ?? '')), 0, 100),
            'content'      => mb_substr(trim((string)($params['content'] ?? '')), 0, 500),
            'is_read'      => !empty($params['is_read']) ? 1 : 0,
        ];
        if ($data['title'] === '' || $data['content'] === '') {
            $this->error('通知标题与正文内容不能为空');
        }
        $row->save($data);
        $this->success();
    }
}