const db = require('../database/database');
const { logger } = require('../middleware/logger');

class CompanyStampRepository {
  async create(data, conn) {
    logger.info('CompanyStampRepository.create:start', { company_id: data.company_id, label: data.label });
    const q = `
      INSERT INTO company_stamps (company_id, label, mime_type, image_base64, is_active, created_at, updated_at)
      VALUES (?, ?, ?, ?, ?, NOW(), NOW())
    `;
    const params = [data.company_id, data.label || null, data.mime_type, data.image_base64, !!data.is_active];
    const executor = conn || db;
    const [res] = await executor.execute(q, params);
    const id = res.insertId;
    logger.info('CompanyStampRepository.create:success', { id });
    return { id, ...data };
  }

  async findById(id, conn) {
    const q = `SELECT * FROM company_stamps WHERE id = ? LIMIT 1`;
    const executor = conn || db;
    const [rows] = await executor.execute(q, [id]);
    return rows[0] || null;
  }

  async findByCompanyId(companyId, conn) {
    const q = `SELECT * FROM company_stamps WHERE company_id = ? ORDER BY created_at DESC`;
    const executor = conn || db;
    const [rows] = await executor.execute(q, [companyId]);
    return rows;
  }

  async findActiveByCompanyId(companyId, conn) {
    const q = `SELECT * FROM company_stamps WHERE company_id = ? AND is_active = 1 LIMIT 1`;
    const executor = conn || db;
    const [rows] = await executor.execute(q, [companyId]);
    return rows[0] || null;
  }

  async deactivateAllForCompany(companyId, conn) {
    const q = `UPDATE company_stamps SET is_active = 0, updated_at = NOW() WHERE company_id = ? AND is_active = 1`;
    const executor = conn || db;
    await executor.execute(q, [companyId]);
  }

  async activate(id, companyId, conn) {
    const q = `UPDATE company_stamps SET is_active = 1, updated_at = NOW() WHERE id = ? AND company_id = ?`;
    const executor = conn || db;
    await executor.execute(q, [id, companyId]);
  }

  async delete(id, companyId, conn) {
    const q = `DELETE FROM company_stamps WHERE id = ? AND company_id = ?`;
    const executor = conn || db;
    const [res] = await executor.execute(q, [id, companyId]);
    return res.affectedRows > 0;
  }

  async listAll(conn) {
    const q = `SELECT * FROM company_stamps ORDER BY created_at DESC`;
    const executor = conn || db;
    const [rows] = await executor.execute(q);
    return rows;
  }
}

module.exports = new CompanyStampRepository();