package service

import (
	"github.com/topfans/backend/pkg/models"
	pb "github.com/topfans/backend/pkg/proto/user"
)

// ModelToProtoUser 转换 User Model 到 Proto
func ModelToProtoUser(user *models.User) *pb.User {
	if user == nil {
		return nil
	}

	pbUser := &pb.User{
		Id:        user.ID,
		Mobile:    user.Mobile,
		IsActive:  user.IsActive,
		CreatedAt: user.CreatedAt,
	}

	if user.AvatarURL != nil {
		pbUser.AvatarUrl = *user.AvatarURL
	}

	if user.GlobalWalletAddr != nil {
		pbUser.GlobalWalletAddress = *user.GlobalWalletAddr
	}

	return pbUser
}

// ModelToProtoFanProfile 转换 FanProfile Model 到 Proto
func ModelToProtoFanProfile(profile *models.FanProfile) *pb.FanProfile {
	if profile == nil {
		return nil
	}

	pbProfile := &pb.FanProfile{
		Id:             profile.ID,
		UserId:         profile.UserID,
		StarId:         profile.StarID,
		Nickname:       profile.Nickname,
		Level:          profile.Level,
		Times:          profile.Times,
		Social:         profile.Social,
		CoinBalance:    profile.CoinBalance,
		CrystalBalance: profile.CrystalBalance,
		Tags:           []string(profile.Tags),
		CreatedAt:      profile.CreatedAt,

		// 新增字段
		StarbookLimit: profile.StarbookLimit,
		SlotLimit:     profile.SlotLimit,
		AssetsCount:   profile.AssetsCount,
	}

	// 头像
	if profile.AvatarURL != nil {
		pbProfile.AvatarUrl = *profile.AvatarURL
	}

	// 链地址
	if profile.ChainAddress != nil {
		pbProfile.ChainAddress = *profile.ChainAddress
	}

	return pbProfile
}

// ModelToProtoStar 转换 Star Model 到 Proto
func ModelToProtoStar(star *models.Star) *pb.Star {
	if star == nil {
		return nil
	}

	pbStar := &pb.Star{
		StarId:     star.StarID,
		Name:       star.Name,
		IdentityId: star.IdentityID,
		IsActive:   star.IsActive,
		CreatedAt:  star.CreatedAt,
	}

	if star.NameEn != nil {
		pbStar.NameEn = *star.NameEn
	}

	if star.PicURL != nil {
		pbStar.PicUrl = *star.PicURL
	}

	if star.Description != nil {
		pbStar.Description = *star.Description
	}

	// 新增 tag 字段
	if star.Tag != nil {
		pbStar.Tag = *star.Tag
	}

	return pbStar
}

// getStringValue 安全获取字符串指针的值
func getStringValue(ptr *string) string {
	if ptr == nil {
		return ""
	}
	return *ptr
}