import { MigrationInterface, QueryRunner } from 'typeorm';

export class PhaseAAuthSessions1786548001000 implements MigrationInterface {
  name = 'PhaseAAuthSessions1786548001000';

  public async up(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.query(`
      CREATE TABLE auth_sessions (
        id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
        user_id uuid NOT NULL,
        refresh_token_hash text NOT NULL,
        created_at timestamptz NOT NULL DEFAULT CURRENT_TIMESTAMP,
        expires_at timestamptz NOT NULL,
        last_used_at timestamptz NOT NULL DEFAULT CURRENT_TIMESTAMP,
        revoked_at timestamptz,
        replaced_by_session_id uuid,
        ip inet,
        user_agent text,
        device_label text,
        CONSTRAINT fk_auth_sessions_user
          FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE RESTRICT,
        CONSTRAINT fk_auth_sessions_replaced_by
          FOREIGN KEY (replaced_by_session_id)
          REFERENCES auth_sessions(id) ON DELETE SET NULL,
        CONSTRAINT chk_auth_sessions_expiration
          CHECK (expires_at > created_at)
      )
    `);

    await queryRunner.query(`
      CREATE UNIQUE INDEX uq_auth_sessions_refresh_token_hash
      ON auth_sessions (refresh_token_hash)
    `);
    await queryRunner.query(`
      CREATE INDEX idx_auth_sessions_user_id ON auth_sessions (user_id)
    `);
    await queryRunner.query(`
      CREATE INDEX idx_auth_sessions_expires_at ON auth_sessions (expires_at)
    `);
    await queryRunner.query(`
      CREATE INDEX idx_auth_sessions_revoked_at ON auth_sessions (revoked_at)
    `);
  }

  public async down(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.query('DROP TABLE auth_sessions');
  }
}