import type { Client } from 'pg';

export interface BackupEvidenceReport {
  backup: {
    format: 'pg_dump -Fc';
    encrypted: true;
    offHost: true;
    sha256: string;
    createdAt: string;
  };
  restoreDrill: {
    status: 'passed';
    backupSha256: string;
    restoredAt: string;
    verifiedAt: string;
    isolatedDatabase: string;
  };
}

export interface RehomeOptions {
  mode: 'dry-run' | 'apply';
  source: string;
  target: string;
  actor?: string;
  correlationId?: string;
  backupEvidence?: BackupEvidenceReport;
}

export interface RehomeReport {
  mode: 'dry-run' | 'apply';
  source: string;
  target: string;
  tables: Record<string, string>;
  auditRowsAdded?: 1;
  payrollLedger?: Array<{ currency: string; amountMinor: string }>;
}

export interface ParsedTenantRehomeArgs {
  mode: 'dry-run' | 'apply';
  source: string;
  target: string;
  actor?: string;
  backup_evidence?: string;
  json?: true;
}

export function parseTenantRehomeArgs(args: string[]): ParsedTenantRehomeArgs;
export function validateBackupEvidenceObject(
  evidence: unknown,
): BackupEvidenceReport;
export function validateBackupEvidence(filePath: string): Promise<BackupEvidenceReport>;
export function rehomeTenant(client: Client, options: RehomeOptions): Promise<RehomeReport>;