<?php

namespace App\Module\Farm\Commands;

use App\Module\Farm\Models\FarmLandUpgradeConfig;
use App\Module\Game\Enums\CONDITION_OPERATOR;
use App\Module\Game\Enums\CONDITION_TYPE;
use App\Module\Game\Models\GameConditionGroup;
use App\Module\Game\Models\GameConditionItem;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Str;

/**
 * 将土地升级条件迁移到条件组的命令
 */
class MigrateLandUpgradeConditionsToConditionGroupsCommand extends Command
{
    /**
     * 命令名称
     *
     * @var string
     */
    protected $signature = 'farm:migrate-land-upgrade-conditions {--dry-run : 只显示将要执行的操作，不实际执行}';

    /**
     * 命令描述
     *
     * @var string
     */
    protected $description = '将土地升级条件迁移到条件组';

    /**
     * 执行命令
     *
     * @return int
     */
    public function handle()
    {
        $this->info('开始迁移土地升级条件到条件组...');

        // 获取所有土地升级配置
        $configs = FarmLandUpgradeConfig::all();
        $this->info("找到 {$configs->count()} 个土地升级配置");

        // 是否为干运行模式
        $dryRun = $this->option('dry-run');
        if ($dryRun) {
            $this->warn('干运行模式：不会实际执行数据库操作');
        }

        // 开始迁移
        $migratedCount = 0;
        $skippedCount = 0;
        $errorCount = 0;

        foreach ($configs as $config) {
            $this->line('');
            $this->line("处理配置 ID: {$config->id}, 从 {$config->from_type_id} 到 {$config->to_type_id}");

            // 如果已经有条件组ID，则跳过
            if ($config->condition_group_id) {
                $this->warn("  已有条件组ID ({$config->condition_group_id})，跳过");
                $skippedCount++;
                continue;
            }

            // 获取条件
            $conditions = [];
            if (is_string($config->conditions)) {
                $conditions = json_decode($config->conditions, true) ?? [];
            } else {
                $conditions = $config->conditions ?? [];
            }

            if (empty($conditions)) {
                $this->warn("  没有条件，跳过");
                $skippedCount++;
                continue;
            }

            $this->info("  找到条件: " . json_encode($conditions, JSON_UNESCAPED_UNICODE));

            try {
                // 如果不是干运行模式，则创建条件组
                if (!$dryRun) {
                    DB::beginTransaction();

                    // 创建条件组
                    $conditionGroup = new GameConditionGroup();
                    $conditionGroup->name = "土地升级: {$config->from_type_id} -> {$config->to_type_id}";
                    $conditionGroup->code = "land_upgrade_{$config->from_type_id}_{$config->to_type_id}_" . Str::random(6);
                    $conditionGroup->description = "从土地类型 {$config->from_type_id} 升级到 {$config->to_type_id} 所需条件";
                    $conditionGroup->logic_type = GameConditionGroup::LOGIC_TYPE_ALL; // 默认全部满足
                    $conditionGroup->save();

                    $this->info("  创建条件组: ID={$conditionGroup->id}, 名称={$conditionGroup->name}");

                    // 创建条件项
                    if (isset($conditions['house_level_min'])) {
                        $conditionItem = new GameConditionItem();
                        $conditionItem->group_id = $conditionGroup->id;
                        $conditionItem->condition_type = CONDITION_TYPE::HOUSE_LEVEL->value;
                        $conditionItem->target_id = 0; // 房屋等级不需要目标ID
                        $conditionItem->operator = CONDITION_OPERATOR::GREATER_THAN_OR_EQUAL->value;
                        $conditionItem->value = $conditions['house_level_min'];
                        $conditionItem->save();

                        $this->info("  创建条件项: ID={$conditionItem->id}, 类型=房屋等级, 运算符=大于等于, 值={$conditionItem->value}");
                    }

                    // 处理特殊土地数量限制
                    if (isset($conditions['special_land_check']) && $conditions['special_land_check']) {
                        // 这个条件比较特殊，需要在代码中处理，这里只是记录一下
                        $this->warn("  特殊土地数量限制条件需要在代码中处理，已记录到条件组描述中");
                        $conditionGroup->description .= "，包含特殊土地数量限制";
                        $conditionGroup->save();
                    }

                    // 更新土地升级配置
                    $config->condition_group_id = $conditionGroup->id;
                    $config->save();

                    $this->info("  更新土地升级配置: condition_group_id={$config->condition_group_id}");

                    DB::commit();
                } else {
                    $this->info("  [干运行] 将创建条件组和条件项，并更新土地升级配置");
                }

                $migratedCount++;
            } catch (\Exception $e) {
                if (!$dryRun) {
                    DB::rollBack();
                }
                $this->error("  迁移失败: " . $e->getMessage());
                $errorCount++;
            }
        }

        $this->line('');
        $this->info("迁移完成: 成功 {$migratedCount}, 跳过 {$skippedCount}, 失败 {$errorCount}");

        return 0;
    }
}