package com.designhub.controller;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.designhub.common.Result;
import com.designhub.entity.*;
import com.designhub.service.RewardRecordService;
import com.designhub.service.RewardRuleService;
import com.designhub.util.JwtUtil;
import com.designhub.vo.RewardStatsVO;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import lombok.RequiredArgsConstructor;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.web.bind.annotation.*;

import java.time.LocalDateTime;
import java.util.List;

/**
 * 自动奖励规则 Controller
 */
@Tag(name = "自动奖励规则", description = "自动奖励规则管理API")
@RestController
@RequestMapping("/api/reward-rules")
@RequiredArgsConstructor
public class RewardRuleController {

    private final RewardRuleService rewardRuleService;
    private final RewardRecordService rewardRecordService;
    private final JwtUtil jwtUtil;

    @Operation(summary = "创建奖励规则")
    @PostMapping
    public Result<RewardRule> createRule(
            @RequestBody RewardRule rule,
            @RequestHeader("Authorization") String authHeader) {
        String token = jwtUtil.extractTokenFromHeader(authHeader);
        Long userId = jwtUtil.getUserIdFromToken(token);
        rule.setCreatorId(userId);
        return Result.success(rewardRuleService.createRule(rule));
    }

    @Operation(summary = "更新奖励规则")
    @PutMapping("/{id}")
    public Result<RewardRule> updateRule(@PathVariable Long id, @RequestBody RewardRule rule) {
        return Result.success(rewardRuleService.updateRule(id, rule));
    }

    @Operation(summary = "启用规则")
    @PostMapping("/{id}/enable")
    public Result<Void> enableRule(@PathVariable Long id) {
        rewardRuleService.toggleRule(id, true);
        return Result.success();
    }

    @Operation(summary = "禁用规则")
    @PostMapping("/{id}/disable")
    public Result<Void> disableRule(@PathVariable Long id) {
        rewardRuleService.toggleRule(id, false);
        return Result.success();
    }

    @Operation(summary = "删除规则")
    @DeleteMapping("/{id}")
    public Result<Void> deleteRule(@PathVariable Long id) {
        rewardRuleService.deleteRule(id);
        return Result.success();
    }

    @Operation(summary = "获取规则列表")
    @GetMapping
    public Result<IPage<RewardRule>> getRuleList(
            @RequestParam(defaultValue = "1") Integer page,
            @RequestParam(defaultValue = "10") Integer pageSize,
            @RequestParam(required = false) String ruleType) {
        return Result.success(rewardRuleService.getRuleList(page, pageSize, ruleType));
    }

    @Operation(summary = "获取规则详情")
    @GetMapping("/{id}")
    public Result<RewardRule> getRuleById(@PathVariable Long id) {
        return Result.success(rewardRuleService.getRuleById(id));
    }

    @Operation(summary = "获取所有启用的规则")
    @GetMapping("/enabled")
    public Result<List<RewardRule>> getEnabledRules() {
        return Result.success(rewardRuleService.getEnabledRules());
    }

    @Operation(summary = "初始化默认规则")
    @PostMapping("/init")
    public Result<Void> initDefaultRules() {
        rewardRuleService.initDefaultRules();
        return Result.success();
    }

    // ==================== 奖励统计 ====================

    @Operation(summary = "获取奖励统计数据")
    @GetMapping("/stats")
    public Result<RewardStatsVO> getStats(@RequestParam(defaultValue = "month") String period) {
        return Result.success(rewardRecordService.getStats(period));
    }

    // ==================== 奖励记录 ====================

    @Operation(summary = "获取奖励发放记录")
    @GetMapping("/records")
    public Result<IPage<RewardRecord>> getRecords(
            @RequestParam(defaultValue = "1") Integer page,
            @RequestParam(defaultValue = "20") Integer pageSize,
            @RequestParam(required = false) Long userId,
            @RequestParam(required = false) Long ruleId,
            @RequestParam(required = false) String rewardType,
            @RequestParam(required = false) @DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss") LocalDateTime startTime,
            @RequestParam(required = false) @DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss") LocalDateTime endTime) {
        return Result.success(rewardRecordService.getRecordList(page, pageSize, userId, ruleId, rewardType, startTime, endTime));
    }

    @Operation(summary = "获取我的奖励记录")
    @GetMapping("/records/my")
    public Result<IPage<RewardRecord>> getMyRecords(
            @RequestParam(defaultValue = "1") Integer page,
            @RequestParam(defaultValue = "20") Integer pageSize,
            @RequestHeader("Authorization") String authHeader) {
        String token = jwtUtil.extractTokenFromHeader(authHeader);
        Long userId = jwtUtil.getUserIdFromToken(token);
        return Result.success(rewardRecordService.getMyRecords(userId, page, pageSize));
    }

    // ==================== 徽章管理 ====================

    @Operation(summary = "获取所有可用徽章")
    @GetMapping("/badges")
    public Result<List<BadgeDefinition>> getAllBadges() {
        return Result.success(rewardRecordService.getAllBadges());
    }

    @Operation(summary = "获取用户徽章")
    @GetMapping("/users/{userId}/badges")
    public Result<List<UserBadge>> getUserBadges(@PathVariable Long userId) {
        return Result.success(rewardRecordService.getUserBadges(userId));
    }

    @Operation(summary = "获取我的徽章")
    @GetMapping("/badges/my")
    public Result<List<UserBadge>> getMyBadges(@RequestHeader("Authorization") String authHeader) {
        String token = jwtUtil.extractTokenFromHeader(authHeader);
        Long userId = jwtUtil.getUserIdFromToken(token);
        return Result.success(rewardRecordService.getUserBadges(userId));
    }

    // ==================== 称号管理 ====================

    @Operation(summary = "获取所有可用称号")
    @GetMapping("/titles")
    public Result<List<TitleDefinition>> getAllTitles() {
        return Result.success(rewardRecordService.getAllTitles());
    }

    @Operation(summary = "获取用户称号")
    @GetMapping("/users/{userId}/titles")
    public Result<List<UserTitle>> getUserTitles(@PathVariable Long userId) {
        return Result.success(rewardRecordService.getUserTitles(userId));
    }

    @Operation(summary = "获取我的称号")
    @GetMapping("/titles/my")
    public Result<List<UserTitle>> getMyTitles(@RequestHeader("Authorization") String authHeader) {
        String token = jwtUtil.extractTokenFromHeader(authHeader);
        Long userId = jwtUtil.getUserIdFromToken(token);
        return Result.success(rewardRecordService.getUserTitles(userId));
    }

    @Operation(summary = "设置激活称号")
    @PutMapping("/titles/active")
    public Result<Void> setActiveTitle(
            @RequestParam(required = false) Long titleId,
            @RequestHeader("Authorization") String authHeader) {
        String token = jwtUtil.extractTokenFromHeader(authHeader);
        Long userId = jwtUtil.getUserIdFromToken(token);
        rewardRecordService.setActiveTitle(userId, titleId);
        return Result.success();
    }

    @Operation(summary = "获取我的激活称号")
    @GetMapping("/titles/active")
    public Result<UserTitle> getMyActiveTitle(@RequestHeader("Authorization") String authHeader) {
        String token = jwtUtil.extractTokenFromHeader(authHeader);
        Long userId = jwtUtil.getUserIdFromToken(token);
        return Result.success(rewardRecordService.getActiveTitle(userId));
    }
}