apskel-pos-backend/internal/entities/game.go

package entities

import (
	"time"

	"github.com/google/uuid"
	"gorm.io/gorm"
)

type GameType string

const (
	GameTypeSpin     GameType = "SPIN"
	GameTypeRaffle   GameType = "RAFFLE"
	GameTypeMinigame GameType = "MINIGAME"
)

type Game struct {
	ID   uuid.UUID `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
	Name string    `gorm:"type:varchar(255);not null" json:"name" validate:"required"`
	Type GameType  `gorm:"type:varchar(50);not null" json:"type" validate:"required,oneof=SPIN RAFFLE MINIGAME"`
	// The old games' settings. Nothing reads it any more; their coin_cost became
	// entry_cost (migration 000103).
	Metadata Metadata `gorm:"type:jsonb;default:'{}'" json:"metadata"`

	// EnakGame (docs/rfc-enakgame.md §5.1). Only an ARCHIVED game, which every old game
	// is, may lack an organization and a slug.
	OrganizationID *uuid.UUID `gorm:"type:uuid" json:"organization_id"`
	Slug           *string    `gorm:"size:100" json:"slug"`
	Description    *string    `gorm:"type:text" json:"description"`
	ThumbnailURL   *string    `gorm:"column:thumbnail_url;size:500" json:"thumbnail_url"`
	GameURL        *string    `gorm:"column:game_url;size:500" json:"game_url"`
	Version        *string    `gorm:"size:50" json:"version"`
	// DRAFT, ACTIVE, INACTIVE or ARCHIVED.
	Status string `gorm:"size:20;not null;default:ACTIVE" json:"status"`
	// EnakCoin a session costs; at least 1.
	EntryCost         int64           `gorm:"not null" json:"entry_cost"`
	SessionTTLSeconds int             `gorm:"column:session_ttl_seconds;not null;default:600" json:"session_ttl_seconds"`
	ResultRules       GameResultRules `gorm:"type:jsonb;not null;default:'{}'" json:"result_rules"`

	CreatedAt time.Time `gorm:"autoCreateTime" json:"created_at"`
	UpdatedAt time.Time `gorm:"autoUpdateTime" json:"updated_at"`
}

func (g *Game) BeforeCreate(tx *gorm.DB) error {
	if g.ID == uuid.Nil {
		g.ID = uuid.New()
	}
	return nil
}

func (Game) TableName() string {
	return "games"
}