<?php
namespace app\admin\service;

use app\admin\validate\ChannelValidate;
use app\model\AgentChannelListModel;
use app\model\ChannelListModel;

class ChannelService extends AdminBaseService
{
    public function list($param)
    {
        try {
            validate(ChannelValidate::class)->scene('list')->check($param);
            $where = ['state'=>1];
            $list = ChannelListModel::where($where)->order('id', 'desc')->paginate([
                'list_rows' => $param['limit'],
                'page' => $param['page'],
            ]);
            return $this->toData('0', 'SUCCESS', [
                'list' => $list->items(), // 当前页的数据
                'page' => $list->currentPage(), // 当前页码
                'total' => $list->total(), // 总记录数
                'last_page' => $list->lastPage(), // 最后一页页码
            ]);
        } catch (\Exception $exception) {
            return $this->toData('1', '系统异常 请稍后重试', [$exception->getMessage(), $exception->getTrace()]);
        }
    }

    public function add($param)
    {
        try {
            validate(ChannelValidate::class)->scene('add')->check($param);
            // 检测是否存在相同渠道
            $exists = ChannelListModel::where('channel', $param['channel'])->find();
            if ($exists) {
                return json(['code'=>1, 'message'=>'已存在相同渠道，请勿重复添加']);
            }
            // 插入新增渠道
            $desc = $param['desc'] ?? "";
            ChannelListModel::create(['channel'=>$param['channel'], 'desc'=>$desc, 'state' => 1]);
            return $this->toData('0', 'success');
        } catch (\Exception $exception) {
            return $this->toData('1', '系统异常 请稍后重试', [$exception->getMessage(), $exception->getTrace()]);
        }
    }

    public function edit($param)
    {
        try {
            validate(ChannelValidate::class)->scene('edit')->check($param);
            $channel = ChannelListModel::where(['id'=>$param['id']])->find();
            if (empty($channel)) {
                return json(['code'=>1, 'message'=>'操作的数据不存在']);
            }
            $channel->channel = $param['channel'];
            $channel->desc = $param['desc'] ?? '';
            $channel->save();
            return $this->toData('0', 'success');
        } catch (\Exception $exception) {
            return $this->toData('1', '系统异常 请稍后重试', [$exception->getMessage(), $exception->getTrace()]);
        }
    }

    public function delete($param)
    {
        try {
            validate(ChannelValidate::class)->scene('delete')->check($param);
            $channel = ChannelListModel::where(['id'=>$param['id']])->find();
            if (empty($channel)) {
                return json(['code'=>1, 'message'=>'操作的数据不存在']);
            }
            $channel->state = 0;
            $channel->save();
            return $this->toData('0', 'success');
        } catch (\Exception $exception) {
            return $this->toData('1', '系统异常 请稍后重试', [$exception->getMessage(), $exception->getTrace()]);
        }
    }

    public function agentChannelList($param)
    {
        try {
            validate(ChannelValidate::class)->scene('agent_channel_list')->check($param);
            $where = [];
            if (!empty($param['agent_id'])) {
                $where['agent_id'] = $param['agent_id'];
            }
            $list = AgentChannelListModel::where($where)->order('id', 'desc')->paginate([
                'list_rows' => $param['limit'],
                'page' => $param['page'],
            ]);
            return $this->toData('0', 'SUCCESS', [
                'list' => $list->items(), // 当前页的数据
                'page' => $list->currentPage(), // 当前页码
                'total' => $list->total(), // 总记录数
                'last_page' => $list->lastPage(), // 最后一页页码
            ]);
        } catch (\Exception $exception) {
            return $this->toData('1', '系统异常 请稍后重试', [$exception->getMessage(), $exception->getTrace()]);
        }
    }

    public function createAgentChannel($param)
    {
        try {
            validate(ChannelValidate::class)->scene('agent_created_channel')->check($param);
            // 代理推广连接 = 落地页域名 + 代理ID + 渠道名称
            if (empty($param['domain'])) {
                return $this->toData('1', '缺少参数domain');
            }
            $uqCode = bin2hex(random_bytes(16));
            $domain = rtrim($param['domain'], '/') . '/';
            $channelAddr = $domain.'?ext='.$uqCode;
            // 检测是否存在相同渠道
            $exists = AgentChannelListModel::where(['agent_id'=>$param['agent_id'], 'channel_addr'=>$channelAddr])->find();
            if ($exists) {
                return json(['code'=>1, 'message'=>'该代理已存在相同渠道']);
            }
            // 插入新增渠道
            AgentChannelListModel::create(['agent_id'=>$param['agent_id'], 'channel_addr'=>$channelAddr, 'channel'=>$param['channel'], 'ch_code'=>$uqCode]);
            return $this->toData('0', 'success');
        } catch (\Exception $exception) {
            return $this->toData('1', '系统异常 请稍后重试', [$exception->getMessage(), $exception->getTrace()]);
        }
    }

}