backend/internal/pkg/utils/avatar.go

package utils

const DefaultAvatarURL = "https://storage.littlelan.cn/withyou/avatars/74d567f5b8ab536483355a09a9767c77934bd0f1fd6de880b3a1c86f54e366e9.png"

type AvatarInfo struct {
	Username string
	Nickname string
	Avatar   string
}

func GetAvatarOrDefault(username, nickname, avatar string) string {
	if avatar != "" {
		return avatar
	}
	return DefaultAvatarURL
}

func GetAvatarOrDefaultFromInfo(info AvatarInfo) string {
	return GetAvatarOrDefault(info.Username, info.Nickname, info.Avatar)
}