import {
  Column,
  CreateDateColumn,
  Entity,
  Index,
  PrimaryGeneratedColumn,
} from 'typeorm';

export enum AuditAction {
  UserActivated = 'USER_ACTIVATED',
  UserDeactivated = 'USER_DEACTIVATED',
  UserRoleAssigned = 'USER_ROLE_ASSIGNED',
  UserRoleRemoved = 'USER_ROLE_REMOVED',
  RoleCreated = 'ROLE_CREATED',
  RoleUpdated = 'ROLE_UPDATED',
  RoleDeleted = 'ROLE_DELETED',
  RolePermissionsUpdated = 'ROLE_PERMISSIONS_UPDATED',
  SessionRevoked = 'SESSION_REVOKED',
  AllUserSessionsRevoked = 'ALL_USER_SESSIONS_REVOKED',
  NotificationCreated = 'NOTIFICATION_CREATED',
}

@Entity('audit_logs')
export class AuditLogEntity {
  @PrimaryGeneratedColumn('uuid')
  id!: string;

  @Index('idx_audit_created_at')
  @CreateDateColumn({ name: 'created_at', type: 'datetime', precision: 3 })
  createdAt!: Date;

  @Column({ name: 'actor_user_id', type: 'char', length: 36, nullable: true })
  actorUserId!: string | null;

  @Column({ type: 'varchar', length: 80 })
  action!: AuditAction;

  @Column({ name: 'target_type', type: 'varchar', length: 80 })
  targetType!: string;

  @Column({ name: 'target_id', type: 'varchar', length: 120 })
  targetId!: string;

  @Column({ type: 'json', nullable: true })
  metadata!: Record<string, string | number | boolean | null> | null;

  @Column({ name: 'request_id', type: 'varchar', length: 128 })
  requestId!: string;
}