// Generated, do not edit. sha256:28bf467843efd410b1dacbe64352649ff4b982578fe5215b9da5061ebec43621
import * as db from '../db.js';
import { nowIso } from './_shared.js';
import { fail } from '../../shared/app-error.js';
import { assertSourceMatchesAccount } from './wallet-sources.js';
import { createLabel } from './labels.js';
import { toSearchName } from '../../shared/search-name.js';
import { CONFIG } from '../../shared/config.js';
import { compactMemo } from '../../shared/zap.js';

const UPSERT = Object.freeze({
  onchain: `INSERT INTO WalletTransaction
              (accountId, sourceId, layer, txid, direction, valueSats, feeSats, blockHeight, blockTime, address, createdAt)
            VALUES (?,?,?,?,?,?,?,?,?,?,?)
            ON CONFLICT (accountId, txid) WHERE layer = 'onchain' DO UPDATE SET
              sourceId=excluded.sourceId, direction=excluded.direction, valueSats=excluded.valueSats,
              feeSats=excluded.feeSats, blockHeight=excluded.blockHeight, blockTime=excluded.blockTime,
              address=excluded.address`,
  lightning: `INSERT INTO WalletTransaction
              (accountId, sourceId, layer, txid, direction, valueSats, feeSats, blockHeight, blockTime, address, kind, memo, createdAt)
            VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?)
            ON CONFLICT (sourceId, txid) WHERE layer = 'lightning' DO UPDATE SET
              direction=excluded.direction, valueSats=excluded.valueSats,
              feeSats=excluded.feeSats, blockHeight=excluded.blockHeight, blockTime=excluded.blockTime,
              address=excluded.address, kind=excluded.kind, memo=excluded.memo`,
});

const TWIN_LABEL = `UPDATE WalletTransaction SET labelId = (
                      SELECT twin.labelId FROM WalletTransaction twin
                      WHERE twin.layer = 'lightning' AND twin.accountId = WalletTransaction.accountId
                        AND twin.txid = WalletTransaction.txid AND twin.labelId IS NOT NULL
                      ORDER BY twin.id LIMIT 1)
                    WHERE layer = 'lightning' AND labelId IS NULL
                      AND EXISTS (SELECT 1 FROM WalletTransaction twin
                                  WHERE twin.layer = 'lightning' AND twin.accountId = WalletTransaction.accountId
                                    AND twin.txid = WalletTransaction.txid AND twin.labelId IS NOT NULL)`;

function assertLayerShape(t) {
  if (!Object.hasOwn(UPSERT, t.layer)) throw new Error(`Unknown wallet movement layer: '${t.layer}'.`);
  if (t.layer !== 'lightning') return;
  if (!Number.isInteger(t.sourceId)) throw new Error('A lightning movement needs its source.');
  if (!t.blockTime) throw new Error('A lightning movement needs the moment it settled.');
  if (t.blockHeight != null) throw new Error('A lightning movement has no block height.');
  if (t.kind != null && t.kind !== 'self') throw new Error(`A lightning movement is ordinary or 'self', not '${t.kind}'.`);
}

export async function upsertWalletTxs(list) {
  for (const given of list) {
    const t = { ...given, layer: given.layer ?? 'onchain' };
    assertLayerShape(t);
    assertSourceMatchesAccount('WalletTransaction', t.accountId, t.sourceId);
    const velden = [t.accountId, t.sourceId ?? null, t.layer, t.txid, t.direction, t.valueSats, t.feeSats ?? null,
      t.blockHeight ?? null, t.blockTime ?? null, t.address ?? null];
    db.run(UPSERT[t.layer], t.layer === 'lightning'
      ? [...velden, t.kind ?? null, compactMemo(t.memo), nowIso()] : [...velden, nowIso()]);
  }
  if (list.some(t => t.layer === 'lightning')) db.run(TWIN_LABEL);
  await db.persist();
}
export function listSourceTxs(sourceId) {
  return db.all(`SELECT t.*, l.name AS label_name
                 FROM WalletTransaction t
                 LEFT JOIN Label l ON l.id = t.labelId
                 WHERE t.sourceId = ?
                 ORDER BY (t.blockTime IS NULL) DESC, t.blockTime DESC, t.id DESC`, [sourceId]);
}
const CHANNEL_ROWS = `accountId IN (SELECT value FROM json_each(?1)) AND layer = 'onchain'
                      AND txid IN (SELECT value FROM json_each(?2))`;

export async function labelChannelTxs(accountId, txids) {
  if (!Number.isInteger(accountId)) throw new Error('labelChannelTxs needs an account id.');
  if (!Array.isArray(txids) || txids.some(x => typeof x !== 'string' || !/^[0-9a-f]{64}$/.test(x))) {
    throw new Error('labelChannelTxs takes a list of transaction ids in lowercase hex.');
  }
  if (!txids.length) return 0;
  const lijst = JSON.stringify(txids);
  const accounts = JSON.stringify([accountId, ...db.all(
    `SELECT DISTINCT onchain.accountId FROM WalletSource onchain
       JOIN WalletSource node ON node.connectionId = onchain.connectionId AND node.kind = 'lnd'
      WHERE node.accountId = ? AND onchain.kind IN ('xpub','address') AND onchain.accountId <> ?`,
    [accountId, accountId]).map(r => r.accountId)]);
  db.run(`UPDATE WalletTransaction SET kind = 'channel' WHERE ${CHANNEL_ROWS} AND kind IS NULL`, [accounts, lijst]);
  const kandidaten = db.one(`SELECT COUNT(*) AS n FROM WalletTransaction WHERE ${CHANNEL_ROWS} AND labelId IS NULL`, [accounts, lijst]).n;
  if (!kandidaten) { await db.persist(); return 0; }
  const naam = CONFIG.LND.CHANNEL_LABEL;
  const label = db.one(`SELECT id FROM Label WHERE searchName = ?`, [toSearchName(naam)])
    || { id: await createLabel({ name: naam }) };
  db.run(`UPDATE WalletTransaction SET labelId = ?3 WHERE ${CHANNEL_ROWS} AND labelId IS NULL`, [accounts, lijst, label.id]);
  await db.persist();
  return kandidaten;
}

export async function setTxLabels(ids, labelId) {
  if (!Array.isArray(ids) || ids.length === 0) fail('accounts.labelNoTxs', null, 'No transactions given for the label.');
  db.run(`UPDATE WalletTransaction SET labelId = ?1
          WHERE id IN (SELECT value FROM json_each(?2))
             OR (layer = 'lightning' AND EXISTS (
                   SELECT 1 FROM WalletTransaction chosen
                   WHERE chosen.id IN (SELECT value FROM json_each(?2)) AND chosen.layer = 'lightning'
                     AND chosen.accountId = WalletTransaction.accountId AND chosen.txid = WalletTransaction.txid))`,
    [labelId ?? null, JSON.stringify(ids)]);
  await db.persist();
}