/* eslint-disable */
/** 附件管理：挂到评估/风险项，支持上传与审批时查证。 */

exports.up = (pgm) => {
  pgm.sql(`
    CREATE TABLE IF NOT EXISTS attachments (
      id TEXT PRIMARY KEY,
      assessment_id TEXT NOT NULL REFERENCES assessments(id) ON DELETE CASCADE,
      risk_item_id TEXT,
      filename TEXT NOT NULL,
      mime_type TEXT NOT NULL DEFAULT 'application/octet-stream',
      size_bytes BIGINT NOT NULL DEFAULT 0,
      storage_path TEXT NOT NULL,
      uploaded_by TEXT,
      uploaded_at TIMESTAMPTZ NOT NULL DEFAULT now()
    );
    CREATE INDEX IF NOT EXISTS idx_attachments_assessment ON attachments(assessment_id);
  `);
};

exports.down = (pgm) => {
  pgm.sql(`DROP TABLE IF EXISTS attachments;`);
};