<?php

namespace app\api\controller;

use app\common\model\app\AppVersion;
use think\response\Json;

/**
 * APP 版本检查（无需登录）
 * Class AppVersionController
 * @package app\api\controller
 */
class AppVersionController extends BaseApiController
{
    public array $notNeedLogin = ['check', 'latest'];

    /**
     * @notes 获取各平台最新可用版本（供下载页使用，无需登录）
     *  请求示例：GET /appVersion/latest
     *  返回：{ android: {...}, ios: {...} }
     */
    public function latest(): Json
    {
        $result = ['android' => null, 'ios' => null];

        foreach ([1 => 'android', 2 => 'ios'] as $platform => $key) {
            $version = AppVersion::where('platform', $platform)
                ->where('status', 1)
                ->where('package_type', '<>', 1) // 排除 wgt 热更包，只取整包
                ->order(['version_code' => 'desc', 'id' => 'desc'])
                ->append(['platform_text', 'package_type_text'])
                ->find();
            if ($version) {
                $result[$key] = [
                    'version_name' => $version['version_name'],
                    'version_code' => $version['version_code'],
                    'package_type' => $version['package_type'],
                    'package_type_text' => $version['package_type_text'],
                    'download_url' => $version['download_url'],
                    'title' => $version['title'],
                    'update_content' => $version['update_content'],
                    'create_time' => $version['create_time'],
                ];
            }
        }

        return $this->data($result);
    }

    /**
     * @notes 检查 APP 是否有新版本
     *  请求示例：GET /appVersion/check?platform=1&version_code=1012&package_type=1
     *  - platform: 1=Android 2=iOS（必填）
     *  - version_code: 当前 APP 版本数字（必填）
     *  - package_type: 1=wgt热更 2=apk整包 3=ipa（可选，传则只比对该包类型）
     */
    public function check(): Json
    {
        $platform = (int) $this->request->get('platform/d', 0);
        $versionCode = (int) $this->request->get('version_code/d', 0);
        $packageType = (int) $this->request->get('package_type/d', 0);

        if (!in_array($platform, [1, 2])) {
            return $this->fail('参数错误：platform');
        }
        if ($versionCode <= 0) {
            return $this->fail('参数错误：version_code');
        }

        $query = AppVersion::where('platform', $platform)
            ->where('status', 1)
            ->where('version_code', '>', $versionCode);

        if ($packageType > 0) {
            $query->where('package_type', $packageType);
        }

        // wgt 热更需校验原生最低版本（min_version_code <= 当前version_code）
        // 同时找出符合条件的最新版本
        $latest = $query->order(['version_code' => 'desc', 'id' => 'desc'])
            ->append(['platform_text', 'package_type_text', 'update_type_text'])
            ->find();

        if (empty($latest)) {
            return $this->data([
                'has_update' => false,
            ]);
        }

        // wgt 包：当前 APP 原生版本必须 >= min_version_code
        if ($latest['package_type'] == 1 && $latest['min_version_code'] > 0 && $versionCode < $latest['min_version_code']) {
            // 当前原生版本太低无法 wgt 热更，返回无更新（让用户走整包升级路径）
            return $this->data([
                'has_update' => false,
            ]);
        }

        return $this->data([
            'has_update' => true,
            'id' => $latest['id'],
            'version_name' => $latest['version_name'],
            'version_code' => $latest['version_code'],
            'min_version_code' => $latest['min_version_code'],
            'platform' => $latest['platform'],
            'platform_text' => $latest['platform_text'],
            'package_type' => $latest['package_type'],
            'package_type_text' => $latest['package_type_text'],
            'update_type' => $latest['update_type'],
            'update_type_text' => $latest['update_type_text'],
            'download_url' => $latest['download_url'],
            'title' => $latest['title'],
            'update_content' => $latest['update_content'],
        ]);
    }
}