package provider

import (
	"context"

	"github.com/topfans/backend/pkg/logger"
	pb "github.com/topfans/backend/pkg/proto/task"
	"github.com/topfans/backend/services/taskService/service"
	"go.uber.org/zap"
)

// TaskInternalProvider 实现 TaskInternalService 接口（内部 RPC）
type TaskInternalProvider struct {
	onboardingSvc service.OnboardingService
	revenueSvc   service.RevenueService
}

func NewTaskInternalProvider(
	onboardingSvc service.OnboardingService,
	revenueSvc service.RevenueService,
) *TaskInternalProvider {
	return &TaskInternalProvider{
		onboardingSvc: onboardingSvc,
		revenueSvc:   revenueSvc,
	}
}

// InitUserTasks 创建用户的 onboarding status 和每日任务进度
// 由 userService 或其他服务在用户注册/新增粉丝身份时调用
func (p *TaskInternalProvider) InitUserTasks(ctx context.Context, req *pb.InitUserTasksRequest) (*pb.InitUserTasksResponse, error) {
	logger.Logger.Info("TaskInternalProvider.InitUserTasks called",
		zap.Int64("user_id", req.UserId),
		zap.Int64("star_id", req.StarId))

	err := p.onboardingSvc.InitUserTasks(ctx, req.UserId, req.StarId)
	if err != nil {
		logger.Logger.Error("TaskInternalProvider.InitUserTasks failed",
			zap.Int64("user_id", req.UserId),
			zap.Int64("star_id", req.StarId),
			zap.Error(err))
		return &pb.InitUserTasksResponse{
			Success: false,
		}, nil
	}

	logger.Logger.Info("TaskInternalProvider.InitUserTasks succeeded",
		zap.Int64("user_id", req.UserId),
		zap.Int64("star_id", req.StarId))

	return &pb.InitUserTasksResponse{
		Success: true,
	}, nil
}

// OnExhibitionCompleted 当展位到期完成时由 galleryService 调用
// 创建展示收益记录（仅在 slot_owner_uid != occupier_uid 时）
func (p *TaskInternalProvider) OnExhibitionCompleted(ctx context.Context, req *pb.OnExhibitionCompletedRequest) (*pb.OnExhibitionCompletedResponse, error) {
	logger.Logger.Info("TaskInternalProvider.OnExhibitionCompleted called",
		zap.Int64("exhibition_id", req.ExhibitionId),
		zap.Int64("asset_id", req.AssetId),
		zap.Int64("slot_id", req.SlotId),
		zap.Int64("occupier_uid", req.OccupierUid),
		zap.Int64("occupier_star_id", req.OccupierStarId),
		zap.Int64("slot_owner_uid", req.SlotOwnerUid),
		zap.Int64("crystal_amount", req.CrystalAmount))

	resp, err := p.revenueSvc.OnExhibitionCompleted(ctx, req)
	if err != nil {
		logger.Logger.Error("TaskInternalProvider.OnExhibitionCompleted failed",
			zap.Int64("exhibition_id", req.ExhibitionId),
			zap.Error(err))
		return nil, err
	}

	logger.Logger.Info("TaskInternalProvider.OnExhibitionCompleted succeeded",
		zap.Int64("exhibition_id", req.ExhibitionId),
		zap.Int64("revenue_record_id", resp.RevenueRecordId))

	return resp, nil
}