package models

import (
	"time"

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

// Session represents a user session
type Session struct {
	ID        uuid.UUID `gorm:"type:uuid;primaryKey" json:"id"`
	UserID    uuid.UUID `gorm:"not null;index" json:"user_id"`
	Token     string    `gorm:"column:token_hash;uniqueIndex;not null" json:"-"`
	IPAddress string    `json:"ip_address"`
	UserAgent string    `json:"user_agent"`
	// IsActive field removed - sessions table doesn't have this column
	RevokedAt *time.Time `json:"revoked_at"`
	ExpiresAt time.Time  `json:"expires_at"`
	CreatedAt time.Time  `json:"created_at"`
	// UpdatedAt and DeletedAt removed - sessions table doesn't have these columns

	// Relations
	User User `gorm:"foreignKey:UserID" json:"-"`
}

// BeforeCreate hook to generate UUID if not set
func (s *Session) BeforeCreate(tx *gorm.DB) error {
	if s.ID == uuid.Nil {
		s.ID = uuid.New()
	}
	return nil
}

// TableName returns the table name for the Session model
func (Session) TableName() string {
	return "sessions"
}