package com.rongyichuang.player.api;

import com.rongyichuang.player.dto.input.ActivityPlayerRatingInput;
import com.rongyichuang.player.dto.ActivityRegistrationInput;
import com.rongyichuang.player.dto.response.ActivityPlayerApplicationResponse;
import com.rongyichuang.player.dto.response.ActivityPlayerDetailResponse;
import com.rongyichuang.player.dto.ActivityRegistrationResponse;
import com.rongyichuang.player.dto.response.JudgeRatingStatusResponse;
import com.rongyichuang.player.dto.response.CurrentJudgeRatingResponse;
import com.rongyichuang.player.dto.response.CurrentJudgeInfoResponse;
import com.rongyichuang.player.dto.response.PlayerRegistrationResponse;
import com.rongyichuang.player.service.PlayerApplicationService;
import com.rongyichuang.player.service.ActivityPlayerDetailService;
import com.rongyichuang.player.service.ActivityPlayerRatingService;
import com.rongyichuang.player.service.ActivityPlayerService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.graphql.data.method.annotation.Argument;
import org.springframework.graphql.data.method.annotation.MutationMapping;
import org.springframework.graphql.data.method.annotation.QueryMapping;
import org.springframework.stereotype.Controller;

import java.math.BigDecimal;
import java.util.List;

@Controller
public class PlayerGraphqlApi {

    private static final Logger log = LoggerFactory.getLogger(PlayerGraphqlApi.class);

    private final PlayerApplicationService service;
    private final ActivityPlayerDetailService detailService;
    private final ActivityPlayerRatingService ratingService;
    private final ActivityPlayerService activityPlayerService;

    public PlayerGraphqlApi(PlayerApplicationService service,
                           ActivityPlayerDetailService detailService,
                           ActivityPlayerRatingService ratingService,
                           ActivityPlayerService activityPlayerService) {
        this.service = service;
        this.detailService = detailService;
        this.ratingService = ratingService;
        this.activityPlayerService = activityPlayerService;
    }

    @QueryMapping
    public List<ActivityPlayerApplicationResponse> activityPlayerApplications(
            @Argument String name,
            @Argument Long activityId,
            @Argument Integer page,
            @Argument Integer size
    ) {
        return service.listApplications(name, activityId, page, size);
    }

    /**
     * 获取比赛报名详情（用于评分）
     */
    @QueryMapping
    public ActivityPlayerDetailResponse activityPlayerDetail(@Argument Long id) {
        return detailService.getDetailForRating(id);
    }

    /**
     * 查询玩家在指定活动中的报名状态
     */
    @QueryMapping
    public PlayerRegistrationResponse playerRegistration(@Argument Long activityId) {
        return activityPlayerService.getPlayerRegistration(activityId);
    }

    /**
     * 保存比赛报名评分
     */
    @MutationMapping
    public Boolean saveActivityPlayerRating(@Argument ActivityPlayerRatingInput input) {
        log.info("收到评分保存请求，activityPlayerId: {}, ratings count: {}", 
                input.getActivityPlayerId(), input.getRatings() != null ? input.getRatings().size() : 0);
        try {
            Boolean result = ratingService.saveRating(input);
            log.info("评分保存结果: {}", result);
            return result;
        } catch (Exception e) {
            log.error("GraphQL API 层捕获异常: {}", e.getMessage(), e);
            throw e;
        }
    }

    /**
     * 获取指定选手的所有评委评分状态
     */
    @QueryMapping
    public List<JudgeRatingStatusResponse> judgeRatingsForPlayer(@Argument Long activityPlayerId) {
        log.info("获取选手评委评分状态，activityPlayerId: {}", activityPlayerId);
        return ratingService.getAllJudgeRatingsForPlayer(activityPlayerId);
    }

    /**
     * 获取当前评委对指定选手的评分
     */
    @QueryMapping
    public CurrentJudgeRatingResponse currentJudgeRating(@Argument Long activityPlayerId) {
        log.info("获取当前评委评分，activityPlayerId: {}", activityPlayerId);
        return ratingService.getCurrentJudgeRating(activityPlayerId);
    }

    /**
     * 获取指定选手的平均分
     */
    @QueryMapping
    public BigDecimal averageScoreForPlayer(@Argument Long activityPlayerId) {
        log.info("获取选手平均分，activityPlayerId: {}", activityPlayerId);
        return ratingService.getAverageScoreForPlayer(activityPlayerId);
    }

    /**
     * 获取当前评委信息
     */
    @QueryMapping
    public CurrentJudgeInfoResponse currentJudgeInfo() {
        log.info("获取当前评委信息");
        return ratingService.getCurrentJudgeInfo();
    }

    /**
     * 提交活动报名
     */
    @MutationMapping
    public ActivityRegistrationResponse submitActivityRegistration(@Argument ActivityRegistrationInput input) {
        log.info("收到活动报名请求，activityId: {}, playerName: {}", 
                input.getActivityId(), input.getPlayerInfo().getName());
        try {
            ActivityRegistrationResponse result = activityPlayerService.submitActivityRegistration(input);
            log.info("活动报名结果: {}", result.getSuccess());
            return result;
        } catch (Exception e) {
            log.error("活动报名失败: {}", e.getMessage(), e);
            // 返回失败响应
            ActivityRegistrationResponse response = new ActivityRegistrationResponse();
            response.setSuccess(false);
            response.setMessage("报名失败: " + e.getMessage());
            return response;
        }
    }
}