<?php

declare (strict_types=1);

namespace App\Model;

/**
 * 聊天列表组数据表模型
 *
 * @property int    $id          聊天列表ID
 * @property int    $type        聊天类型[1:好友;2:群聊;]
 * @property int    $uid         用户ID
 * @property int    $friend_id   好友ID
 * @property int    $group_id    群组ID
 * @property int    $status      列表状态
 * @property int    $is_top      是否置顶
 * @property int    $not_disturb 是否消息免打扰
 * @property string $created_at  创建时间
 * @property string $updated_at  更新时间
 *
 * @package App\Model
 */
class UsersChatList extends BaseModel
{
    /**
     * The table associated with the model.
     *
     * @var string
     */
    protected $table = 'users_chat_list';

    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = [
        'type',
        'uid',
        'friend_id',
        'group_id',
        'status',
        'is_top',
        'not_disturb',
        'created_at',
        'updated_at'
    ];

    /**
     * The attributes that should be cast to native types.
     *
     * @var array
     */
    protected $casts = [
        'id'          => 'integer',
        'type'        => 'integer',
        'uid'         => 'integer',
        'friend_id'   => 'integer',
        'group_id'    => 'integer',
        'status'      => 'integer',
        'is_top'      => 'integer',
        'not_disturb' => 'integer',
        'created_at'  => 'datetime',
        'updated_at'  => 'datetime'
    ];

    /**
     * 创建聊天列表记录
     *
     * @param int $user_id    用户ID
     * @param int $receive_id 接收者ID
     * @param int $type       创建类型 1:私聊  2:群聊
     *
     * @return array
     */
    public static function addItem(int $user_id, int $receive_id, int $type)
    {
        $result = self::where('uid', $user_id)->where('type', $type)->where($type == 1 ? 'friend_id' : 'group_id', $receive_id)->first();
        if ($result) {
            $result->status     = 1;
            $result->updated_at = date('Y-m-d H:i:s');
            $result->save();

            return [
                'id'        => $result->id,
                'type'      => $result->type,
                'friend_id' => $result->friend_id,
                'group_id'  => $result->group_id,
            ];
        }

        if (!$result = self::create([
            'type'       => $type,
            'uid'        => $user_id,
            'status'     => 1,
            'friend_id'  => $type == 1 ? $receive_id : 0,
            'group_id'   => $type == 2 ? $receive_id : 0,
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s'),
        ])) {
            return [];
        }

        return [
            'id'        => $result->id,
            'type'      => $result->type,
            'friend_id' => $result->friend_id,
            'group_id'  => $result->group_id,
        ];
    }

    /**
     * 聊天对话列表置顶操作
     *
     * @param int  $user_id 用户ID
     * @param int  $list_id 对话列表ID
     * @param bool $is_top  是否置顶（true:是 false:否）
     *
     * @return bool
     */
    public static function topItem(int $user_id, int $list_id, $is_top = true)
    {
        return (bool)self::where('id', $list_id)->where('uid', $user_id)->update([
            'is_top'     => $is_top ? 1 : 0,
            'updated_at' => date('Y-m-d H:i:s')
        ]);
    }

    /**
     * 删除聊天列表
     *
     * @param int $user_id 用户ID
     * @param int $id      聊天列表ID、好友ID或群聊ID
     * @param int $type    ID类型 （1：聊天列表ID  2:好友ID  3:群聊ID）
     *
     * @return bool
     */
    public static function delItem(int $user_id, int $id, $type = 1)
    {
        $data = ['status' => 0, 'updated_at' => date('Y-m-d H:i:s')];
        if ($type == 1) {
            return (bool)self::where('id', $id)->where('uid', $user_id)->update($data);
        } else if ($type == 2) {
            return (bool)self::where('uid', $user_id)->where('friend_id', $id)->update($data);
        } else {
            return (bool)self::where('uid', $user_id)->where('group_id', $id)->update($data);
        }
    }

    /**
     * 设置消息免打扰
     *
     * @param int $user_id     用户ID
     * @param int $receive_id  接收者ID
     * @param int $type        接收者类型（1:好友  2:群组）
     * @param int $not_disturb 是否免打扰
     *
     * @return boolean
     */
    public static function notDisturbItem(int $user_id, int $receive_id, int $type, int $not_disturb)
    {
        $result = self::where('uid', $user_id)->where($type == 1 ? 'friend_id' : 'group_id', $receive_id)->where('status', 1)->first(['id', 'not_disturb']);
        if (!$result || $not_disturb == $result->not_disturb) {
            return false;
        }

        return (bool)self::where('id', $result->id)->update(['not_disturb' => $not_disturb]);
    }
}