package client

import (
	"context"

	pbCommon "github.com/topfans/backend/pkg/proto/common"
	pbUser "github.com/topfans/backend/pkg/proto/user"
)

// UserServiceClient 封装 userService 的 Dubbo 调用
type UserServiceClient struct {
	userSocial pbUser.UserSocialService
}

// NewUserServiceClient 构造
func NewUserServiceClient(svc pbUser.UserSocialService) *UserServiceClient {
	return &UserServiceClient{userSocial: svc}
}

// GetCrystalBalance 调 userService.GetFanProfile 取 crystal_balance
// （userService 没单独 GetCrystalBalance，FanProfile 含此字段）
// 注意: StatusCode_STATUS_OK == 200（不是 0！），之前用 resp.Base.Code != 0
//       检查等价于"任何成功响应都被当作错误"，导致永远返回 0
func (c *UserServiceClient) GetCrystalBalance(ctx context.Context, userID, starID int64) (int64, error) {
	resp, err := c.userSocial.GetFanProfile(ctx, &pbUser.GetFanProfileRequest{
		UserId: userID,
		StarId: starID,
	})
	if err != nil {
		return 0, err
	}
	if resp == nil || resp.Base == nil {
		return 0, nil
	}
	if resp.Base.Code != pbCommon.StatusCode_STATUS_OK {
		return 0, nil
	}
	if resp.Profile == nil {
		return 0, nil
	}
	return resp.Profile.CrystalBalance, nil
}