import { randomUUID } from "node:crypto";
import { getPool } from "../db/pool";
function nowIso() {
    return new Date().toISOString();
}
function mapLedgerEntry(row) {
    return {
        id: row.id,
        transaction_id: row.transaction_id,
        merchant_id: row.merchant_id,
        entry_type: row.entry_type,
        amount: Number(row.amount),
        currency: row.currency,
        direction: row.direction,
        status: row.status,
        metadata_json: row.metadata_json || {},
        created_at: row.created_at
    };
}
export async function createPaidLedgerPlaceholder(tx) {
    const { rows } = await getPool().query(`INSERT INTO ledger_entries (
      id,
      transaction_id,
      merchant_id,
      entry_type,
      amount,
      currency,
      direction,
      status,
      metadata_json,
      created_at
    ) VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10)
    ON CONFLICT (transaction_id, entry_type) DO UPDATE
      SET amount = EXCLUDED.amount,
          currency = EXCLUDED.currency,
          metadata_json = ledger_entries.metadata_json || EXCLUDED.metadata_json
    RETURNING *`, [
        randomUUID(),
        tx.id,
        tx.merchant_id,
        "gross_income",
        tx.amount,
        tx.currency,
        "credit",
        "posted",
        {
            placeholder: true,
            source: "fase1_paid_transaction",
            partner_reference: tx.partner_reference
        },
        nowIso()
    ]);
    return mapLedgerEntry(rows[0]);
}
export async function listLedgerEntries(filter) {
    const clauses = [];
    const params = [];
    let i = 1;
    if (filter?.transaction_id) {
        clauses.push(`transaction_id = $${i++}`);
        params.push(filter.transaction_id);
    }
    if (filter?.merchant_id) {
        clauses.push(`merchant_id = $${i++}`);
        params.push(filter.merchant_id);
    }
    const limit = Math.min(Math.max(filter?.limit || 100, 1), 500);
    const where = clauses.length ? `WHERE ${clauses.join(" AND ")}` : "";
    const { rows } = await getPool().query(`SELECT * FROM ledger_entries ${where} ORDER BY created_at DESC LIMIT ${limit}`, params);
    return rows.map(mapLedgerEntry);
}
export function toLedgerEntryPayload(entry) {
    return { ...entry };
}