<?php

namespace App\Http\Controllers\Admin;

use App\Game\WebChannelConfig;
use App\Game\WebRegionConfig;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Validator;

class WebChannelConfigController
{
    protected $groupColors = [
        0 => '#007bff', // blue
        1 => '#28a745', // green
        2 => '#ffc107', // yellow/orange
        3 => '#dc3545', // red
        4 => '#6f42c1', // purple
        5 => '#17a2b8', // cyan
        6 => '#6c757d', // gray
        7 => '#e83e8c', // pink
    ];

    protected $specialModes = [
        1 => 'GUEST (自动游客登录模式)',
        2 => 'ZERO_MONEY (注册不送钱)',
        4 => 'DISABLE_PROMOTE_INSTALL (提示安装)',
        8 => 'PWA_BONUS (安装app送钱)',
        16 => 'SMS_BONUS (手机验证送钱)',
        32 => 'MAIL_BONUS (MAIL验证送钱)',
        64 => 'FIRSTPAY_OFF30 (首冲打开30%bonus)',
        128 => 'DEBUG_EVENT (是否开启事件日志上报)',
        256 => 'REGION_UNIQUE (是否开启区域独立模式)',
    ];

    public function index(Request $request)
    {
        $channel = $request->input('Channel');
        $packageName = $request->input('PackageName');

        $query = WebChannelConfig::query();

        if ($channel) {
            $query->where('Channel', $channel);
        }
        if ($packageName) {
            $query->where('PackageName', 'like', '%' . $packageName . '%');
        }

        $list = $query->orderBy('Channel', 'asc')->paginate(40);

        $regions = WebRegionConfig::all();
        $regionMap = [];
        foreach ($regions as $region) {
            $regionMap[$region->RegionID] = [
                'color' => $this->groupColors[$region->GroupID] ?? '#000000',
                'logo' => $region->DomainUrl . $region->LogoUrl,
                'has_logo' => !empty($region->LogoUrl)
            ];
        }

        return view('admin.web_channel_config.index', [
            'list' => $list,
            'channel' => $channel,
            'packageName' => $packageName,
            'regionMap' => $regionMap,
        ]);
    }

    public function create()
    {
        $regionList = WebRegionConfig::orderBy('GroupID', 'asc')->get();
        return view('admin.web_channel_config.add', [
            'regionList' => $regionList,
            'groupColors' => $this->groupColors,
            'specialModes' => $this->specialModes
        ]);
    }

    public function store(Request $request)
    {
        $data = $request->all();
        $validator = Validator::make($data, [
            'Channel' => 'required|integer',
            'PackageName' => 'required|string|max:200',
        ]);

        if ($validator->fails()) {
            return apiReturnFail($validator->errors()->first());
        }

        // 处理 BonusArr
        $bonusArr = [
            $request->input('BonusArr_REG', 0),
            $request->input('BonusArr_MOBILE', 0),
            $request->input('BonusArr_EMAIL', 0),
            $request->input('BonusArr_PWA', 0),
        ];
        $data['BonusArr'] = implode('|', $bonusArr);

        // 处理 LoginOpen 和 RegOpen (多选框)
        $data['LoginOpen'] = $request->has('LoginOpen') ? implode(',', $request->input('LoginOpen')) : '';
        $data['RegOpen'] = $request->has('RegOpen') ? implode(',', $request->input('RegOpen')) : '';

        // 处理 SpecialMode (多选框位运算)
        $specialMode = 0;
        if ($request->has('SpecialMode') && is_array($request->input('SpecialMode'))) {
            foreach ($request->input('SpecialMode') as $val) {
                $specialMode += (int)$val;
            }
        }
        $data['SpecialMode'] = $specialMode;

        // 防止 null 报错
        $data['ShadowChannel'] = $data['ShadowChannel'] ?? '';
        $data['LightApk'] = $data['LightApk'] ?? '';
        $data['FullApk'] = $data['FullApk'] ?? '';
        $data['PlatformID'] = $data['PlatformID'] ?? '';
        $data['RegionID'] = $data['RegionID'] ?? '';

        $config = WebChannelConfig::create($data);

        // 同步更新 WebRegionConfig 的 BindChannels
        if (!empty($config->RegionID)) {
            $region = WebRegionConfig::where('RegionID', $config->RegionID)->first();
            if ($region) {
                $bindChannels = is_array($region->BindChannels) ? $region->BindChannels : [];
                if (!in_array($config->Channel, $bindChannels)) {
                    $bindChannels[] = (int)$config->Channel;
                    sort($bindChannels);
                    $region->BindChannels = $bindChannels;
                    $region->save();
                }
            }
        }

        return apiReturnSuc();
    }

    public function edit($id)
    {
        $info = WebChannelConfig::findOrFail($id);
        $regionList = WebRegionConfig::orderBy('GroupID', 'asc')->get();
        return view('admin.web_channel_config.edit', [
            'info' => $info,
            'regionList' => $regionList,
            'groupColors' => $this->groupColors,
            'specialModes' => $this->specialModes
        ]);
    }

    public function update(Request $request, $id)
    {
        $data = $request->all();
        $info = WebChannelConfig::findOrFail($id);
        
        $validator = Validator::make($data, [
            'PackageName' => 'required|string|max:200',
        ]);

        if ($validator->fails()) {
            return apiReturnFail($validator->errors()->first());
        }

        // 确保 Channel 不被修改
        unset($data['Channel']);

        // 处理 BonusArr
        $bonusArr = [
            $request->input('BonusArr_REG', 0),
            $request->input('BonusArr_MOBILE', 0),
            $request->input('BonusArr_EMAIL', 0),
            $request->input('BonusArr_PWA', 0),
        ];
        $data['BonusArr'] = implode('|', $bonusArr);

        // 处理 LoginOpen 和 RegOpen (多选框)
        $data['LoginOpen'] = $request->has('LoginOpen') ? implode(',', $request->input('LoginOpen')) : '';
        $data['RegOpen'] = $request->has('RegOpen') ? implode(',', $request->input('RegOpen')) : '';

        // 处理 SpecialMode (多选框位运算)
        $specialMode = 0;
        if ($request->has('SpecialMode') && is_array($request->input('SpecialMode'))) {
            foreach ($request->input('SpecialMode') as $val) {
                $specialMode += (int)$val;
            }
        }
        $data['SpecialMode'] = $specialMode;

        // 防止 null 报错
        $data['ShadowChannel'] = $data['ShadowChannel'] ?? '';
        $data['LightApk'] = $data['LightApk'] ?? '';
        $data['FullApk'] = $data['FullApk'] ?? '';
        $data['PlatformID'] = $data['PlatformID'] ?? '';
        $data['RegionID'] = $data['RegionID'] ?? '';

        $oldRegionID = $info->RegionID;
        $oldChannel = $info->Channel;
        $oldSpecialMode = $info->SpecialMode;

        // 一旦启用 REGION_UNIQUE，RegionID 不可更换同时 REGION_UNIQUE 选项不可更改
        if (($oldSpecialMode & 256) == 256) {
            $data['RegionID'] = $oldRegionID;
            if (!in_array(256, $request->input('SpecialMode', []))) {
                $specialMode += 256;
                $data['SpecialMode'] = $specialMode;
            }
        }

        $info->update($data);

        // 如果 RegionID 或 Channel 发生变化，需要同步更新 WebRegionConfig
        if ($oldRegionID != $info->RegionID || $oldChannel != $info->Channel) {
            // 1. 从旧的 RegionID 中移除旧的 Channel
            if (!empty($oldRegionID)) {
                $oldRegion = WebRegionConfig::where('RegionID', $oldRegionID)->first();
                if ($oldRegion) {
                    $bindChannels = is_array($oldRegion->BindChannels) ? $oldRegion->BindChannels : [];
                    $key = array_search($oldChannel, $bindChannels);
                    if ($key !== false) {
                        unset($bindChannels[$key]);
                        $oldRegion->BindChannels = array_values($bindChannels);
                        $oldRegion->save();
                    }
                }
            }

            // 2. 向新的 RegionID 中添加新的 Channel
            if (!empty($info->RegionID)) {
                $newRegion = WebRegionConfig::where('RegionID', $info->RegionID)->first();
                if ($newRegion) {
                    $bindChannels = is_array($newRegion->BindChannels) ? $newRegion->BindChannels : [];
                    if (!in_array($info->Channel, $bindChannels)) {
                        $bindChannels[] = (int)$info->Channel;
                        sort($bindChannels);
                        $newRegion->BindChannels = $bindChannels;
                        $newRegion->save();
                    }
                }
            }
        }

        return apiReturnSuc();
    }

    public function destroy($id)
    {
        $info = WebChannelConfig::findOrFail($id);
        $channel = $info->Channel;
        $regionID = $info->RegionID;

        $info->delete();

        // 删除时，从 WebRegionConfig 的 BindChannels 中移除该 Channel
        if (!empty($regionID)) {
            $region = WebRegionConfig::where('RegionID', $regionID)->first();
            if ($region) {
                $bindChannels = is_array($region->BindChannels) ? $region->BindChannels : [];
                $key = array_search($channel, $bindChannels);
                if ($key !== false) {
                    unset($bindChannels[$key]);
                    $region->BindChannels = array_values($bindChannels);
                    $region->save();
                }
            }
        }

        return apiReturnSuc();
    }
}