<?php

namespace App\Module\Farm\Commands;

use App\Module\Farm\Models\FarmHouseConfig;
use App\Module\Farm\Models\FarmLandType;
use App\Module\Farm\Models\FarmLandUpgradeConfig;
use App\Module\Farm\Models\FarmSeed;
use App\Module\Farm\Models\FarmSeedOutput;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Log;

/**
 * 重建农场缓存命令
 */
class RebuildFarmCacheCommand extends Command
{
    /**
     * 命令名称
     *
     * @var string
     */
    protected $signature = 'farm:rebuild-cache';

    /**
     * 命令描述
     *
     * @var string
     */
    protected $description = '重建农场模块的缓存数据';

    /**
     * 缓存键前缀
     *
     * @var string
     */
    protected $cachePrefix = 'farm:';

    /**
     * 缓存过期时间（秒）
     *
     * @var int
     */
    protected $cacheExpiration = 86400; // 24小时

    /**
     * 执行命令
     *
     * @return int
     */
    public function handle()
    {
        $this->info('开始重建农场缓存...');

        try {
            // 清除所有农场相关缓存
            $this->clearCache();

            // 重建种子配置缓存
            $this->rebuildSeedCache();

            // 重建种子产出配置缓存
            $this->rebuildSeedOutputCache();

            // 重建房屋配置缓存
            $this->rebuildHouseConfigCache();

            // 重建土地类型配置缓存
            $this->rebuildLandTypeCache();

            // 重建土地升级配置缓存
            $this->rebuildLandUpgradeConfigCache();

            $this->info('农场缓存重建完成');
            $this->info('农场配置JSON文件已生成到 public/json/ 目录');

            Log::info('农场缓存重建成功');

            return 0;
        } catch (\Exception $e) {
            $this->error('农场缓存重建失败: ' . $e->getMessage());

            Log::error('农场缓存重建失败', [
                'error' => $e->getMessage(),
                'trace' => $e->getTraceAsString()
            ]);

            return 1;
        }
    }

    /**
     * 清除所有农场相关缓存
     *
     * @return void
     */
    private function clearCache()
    {
        $this->info('清除现有缓存...');

        // 获取所有缓存键
        $keys = Cache::get($this->cachePrefix . 'keys', []);

        // 清除每个缓存
        foreach ($keys as $key) {
            Cache::forget($key);
        }

        // 清除缓存键列表
        Cache::forget($this->cachePrefix . 'keys');

        $this->info('现有缓存已清除');
    }

    /**
     * 重建种子配置缓存
     *
     * @return void
     */
    private function rebuildSeedCache()
    {
        $this->info('重建种子配置缓存...');

        // 获取所有种子
        $seeds = FarmSeed::all();

        // 缓存所有种子
        $this->cacheData($this->cachePrefix . 'seeds:all', $seeds);

        // 按类型缓存种子
        $seedsByType = $seeds->groupBy('type');
        foreach ($seedsByType as $type => $typeSeeds) {
            $this->cacheData($this->cachePrefix . 'seeds:type:' . $type, $typeSeeds);
        }

        // 单独缓存每个种子
        foreach ($seeds as $seed) {
            $this->cacheData($this->cachePrefix . 'seeds:id:' . $seed->id, $seed);
        }

        // 生成JSON文件
        $this->saveJsonToFile('farm_seed.json', [
            'generated_at' => now()->toDateTimeString(),
            'seeds' => $seeds->toArray()
        ]);

        $this->info('种子配置缓存重建完成');
    }

    /**
     * 重建种子产出配置缓存
     *
     * @return void
     */
    private function rebuildSeedOutputCache()
    {
        $this->info('重建种子产出配置缓存...');

        // 获取所有种子产出
        $seedOutputs = FarmSeedOutput::all();

        // 缓存所有种子产出
        $this->cacheData($this->cachePrefix . 'seed_outputs:all', $seedOutputs);

        // 按种子ID缓存产出
        $outputsBySeedId = $seedOutputs->groupBy('seed_id');
        foreach ($outputsBySeedId as $seedId => $outputs) {
            $this->cacheData($this->cachePrefix . 'seed_outputs:seed_id:' . $seedId, $outputs);
        }

        // 生成JSON文件
        $this->saveJsonToFile('farm_seed_output.json', [
            'generated_at' => now()->toDateTimeString(),
            'seed_outputs' => $seedOutputs->toArray()
        ]);

        $this->info('种子产出配置缓存重建完成');
    }

    /**
     * 重建房屋配置缓存
     *
     * @return void
     */
    private function rebuildHouseConfigCache()
    {
        $this->info('重建房屋配置缓存...');

        // 获取所有房屋配置
        $houseConfigs = FarmHouseConfig::all();

        // 缓存所有房屋配置
        $this->cacheData($this->cachePrefix . 'house_configs:all', $houseConfigs);

        // 按等级缓存房屋配置
        foreach ($houseConfigs as $config) {
            $this->cacheData($this->cachePrefix . 'house_configs:level:' . $config->level, $config);
        }

        // 生成JSON文件
        $this->saveJsonToFile('farm_house.json', [
            'generated_at' => now()->toDateTimeString(),
            'house_configs' => $houseConfigs->toArray()
        ]);

        $this->info('房屋配置缓存重建完成');
    }

    /**
     * 重建土地类型配置缓存
     *
     * @return void
     */
    private function rebuildLandTypeCache()
    {
        $this->info('重建土地类型配置缓存...');

        // 获取所有土地类型
        $landTypes = FarmLandType::all();

        // 缓存所有土地类型
        $this->cacheData($this->cachePrefix . 'land_types:all', $landTypes);

        // 按特殊类型缓存
        $specialTypes = $landTypes->where('is_special', true);
        $normalTypes = $landTypes->where('is_special', false);
        $this->cacheData($this->cachePrefix . 'land_types:special', $specialTypes);
        $this->cacheData($this->cachePrefix . 'land_types:normal', $normalTypes);

        // 单独缓存每个土地类型
        foreach ($landTypes as $type) {
            $this->cacheData($this->cachePrefix . 'land_types:id:' . $type->id, $type);
        }

        // 生成JSON文件
        $this->saveJsonToFile('farm_land_type.json', [
            'generated_at' => now()->toDateTimeString(),
            'land_types' => $landTypes->toArray()
        ]);

        $this->info('土地类型配置缓存重建完成');
    }

    /**
     * 重建土地升级配置缓存
     *
     * @return void
     */
    private function rebuildLandUpgradeConfigCache()
    {
        $this->info('重建土地升级配置缓存...');

        // 获取所有土地升级配置
        $upgradeConfigs = FarmLandUpgradeConfig::all();

        // 缓存所有升级配置
        $this->cacheData($this->cachePrefix . 'land_upgrade_configs:all', $upgradeConfigs);

        // 按起始类型缓存
        $configsByFromType = $upgradeConfigs->groupBy('from_type_id');
        foreach ($configsByFromType as $fromTypeId => $configs) {
            $this->cacheData($this->cachePrefix . 'land_upgrade_configs:from:' . $fromTypeId, $configs);
        }

        // 按目标类型缓存
        $configsByToType = $upgradeConfigs->groupBy('to_type_id');
        foreach ($configsByToType as $toTypeId => $configs) {
            $this->cacheData($this->cachePrefix . 'land_upgrade_configs:to:' . $toTypeId, $configs);
        }

        // 生成JSON文件
        $this->saveJsonToFile('farm_land_upgrade.json', [
            'generated_at' => now()->toDateTimeString(),
            'upgrade_configs' => $upgradeConfigs->toArray()
        ]);

        $this->info('土地升级配置缓存重建完成');
    }

    /**
     * 缓存数据并记录缓存键
     *
     * @param string $key
     * @param mixed $data
     * @return void
     */
    private function cacheData(string $key, $data)
    {
        // 缓存数据
        Cache::put($key, $data, $this->cacheExpiration);

        // 记录缓存键
        $keys = Cache::get($this->cachePrefix . 'keys', []);
        $keys[] = $key;
        Cache::put($this->cachePrefix . 'keys', array_unique($keys), $this->cacheExpiration);
    }

    /**
     * 将JSON数据保存到文件
     *
     * @param string $filename 文件名
     * @param array $data 要保存的数据
     * @return bool 是否保存成功
     */
    private function saveJsonToFile(string $filename, array $data): bool
    {
        try {
            // 确保目录存在
            $directory = 'public/json';
            if (!file_exists($directory)) {
                mkdir($directory, 0755, true);
            }

            // 将数据保存为JSON文件
            $jsonContent = json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
            $filePath = $directory . '/' . $filename;
            file_put_contents($filePath, $jsonContent);

            Log::info('Farm JSON file saved to: ' . $filePath);
            return true;
        } catch (\Exception $e) {
            Log::error('Save farm JSON to file failed: ' . $e->getMessage());
            return false;
        }
    }
}