import { MigrationInterface, QueryRunner } from 'typeorm';

export class CreateFeishuAssessmentSessionTable1773200000001 implements MigrationInterface {
  name = 'CreateFeishuAssessmentSessionTable1773200000001';

  public async up(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.query(`
            CREATE TABLE feishu_assessment_sessions (
                id VARCHAR(36) PRIMARY KEY,
                bot_id VARCHAR(36) NOT NULL,
                open_id VARCHAR(255) NOT NULL,
                assessment_session_id VARCHAR(36) NOT NULL,
                status ENUM('active', 'completed', 'cancelled') DEFAULT 'active',
                current_question_index INT DEFAULT 0,
                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
                INDEX idx_bot_open (bot_id, open_id),
                INDEX idx_assessment_session (assessment_session_id),
                CONSTRAINT fk_feishu_assessment_bot 
                    FOREIGN KEY (bot_id) 
                    REFERENCES feishu_bots(id) 
                    ON DELETE CASCADE
            );
        `);
  }

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