import {
  CREATE_MANIFEST as MSSQL_CREATE_MANIFEST,
  RETOURE_TYPE as MSSQL_RETOURE_TYPE,
} from '../../providers/mssql/queries/manifestDoc.js';
import {
  CREATE_MANIFEST as SQLITE_CREATE_MANIFEST,
  RETOURE_TYPE as SQLITE_RETOURE_TYPE,
} from '../../providers/sqlite3/queries/manifestDoc.js';
import {
  FIND_ARTICLES_FOR_HISTORY as MSSQL_FIND_ARTICLES,
} from '../../providers/mssql/queries/ledger.js';
import {
  FIND_ARTICLES_FOR_HISTORY as SQLITE_FIND_ARTICLES,
} from '../../providers/sqlite3/queries/ledger.js';
import resolveSelectedCompanyAccess from '../companyuser/resolveSelectedCompanyAccess.js';
import taxEnsure from '../tax/ensure.js';
import { insertLines, normalizeLines, parseDate } from '../manifestLines.js';
import { assertCustomerEntity, assertUniqueManifestNumber, loadDoc } from '../manifestDoc/helpers.js';
import { syncRetoureSummary } from './syncSummary.js';
import { ensureNumberType } from '../numbers/ensureType.js';
import makeRunner from '../runner.js';

export default function create(provider) {
  const access = resolveSelectedCompanyAccess(provider);
  const ensureTax = taxEnsure(provider);
  const isSqlite = provider?.dialect === 'sqlite3';

  const createManifestSql = isSqlite ? SQLITE_CREATE_MANIFEST : MSSQL_CREATE_MANIFEST;
  const retoureType = isSqlite ? SQLITE_RETOURE_TYPE : MSSQL_RETOURE_TYPE;
  const findArticlesSql = isSqlite ? SQLITE_FIND_ARTICLES : MSSQL_FIND_ARTICLES;

  /**
   * Creates a new retoure for the user's selected company with its lines.
   *
   * @param {number} googleAuthId - The id of the Google auth user.
   * @param {object} body - The retoure input.
   * @param {string} [body.number] - The retoure number.
   * @param {string} body.date - The retoure date.
   * @param {number} [body.entityId] - The id of the customer entity.
   * @param {string} [body.externalNumber] - An external reference number.
   * @param {Array<object>} [body.lines] - The retoure lines.
   * @param {object} [tx] - Optional transaction to run within.
   * @returns {Promise<object>} The created retoure.
   */
  return async (googleAuthId, body = {}, tx) => {
    const date = parseDate(body.date);
    if (!date) {
      throw new Error('Invalid retoure');
    }
    const createdAt = body.createdAt ? parseDate(body.createdAt) : new Date();
    if (body.createdAt && !createdAt) {
      throw new Error('Invalid retoure');
    }
    const externalNumber = body.externalNumber?.trim?.()
      ? body.externalNumber.trim()
      : null;

    const lines = normalizeLines(body.lines ?? []);

    const runCreate = async (runner) => {
      const { companyId, companyuserId } = await access(googleAuthId, runner);

      let entityId = null;
      if (body.entityId != null) {
        entityId = await assertCustomerEntity(
          runner,
          companyId,
          body.entityId,
        );
      }

      let number = body.number?.trim?.() ? body.number.trim() : null;
      if (!number) {
        const seq = await ensureNumberType(runner, companyId, 'retoure');
        const numVal = seq.next ?? 1;
        number = (seq.prefix || 'RET-') + (seq.padding > 0 ? String(numVal).padStart(seq.padding, '0') : String(numVal));
        await runner.query(
          isSqlite
            ? 'UPDATE numbers SET "next" = "next" + 1 WHERE id = @id'
            : 'UPDATE numbers SET [next] = [next] + 1 WHERE id = @id',
          { id: seq.id },
        );
      }

      await assertUniqueManifestNumber(runner, {
        companyId,
        type: retoureType,
        number,
        errorMessage: 'Retoure number already exists',
      });

      const created = await runner.query(createManifestSql, {
        companyId,
        number,
        type: retoureType,
        entityId,
        externalNumber,
        date,
        createdAt,
      });

      const manifestId = created.rows[0]?.id ?? created.insertId;

      await insertLines(runner, {
        manifestId,
        lines,
        ensureTax,
      });

      const doc = await loadDoc(runner, {
        type: retoureType,
        companyId,
        id: manifestId,
      });

      await syncRetoureSummary(runner, { companyId, manifestId });

      return doc;
    };

    if (tx) {
      return runCreate(makeRunner(provider, tx));
    }
    if (typeof provider?.transaction === 'function') {
      return provider.transaction(runCreate);
    }
    return runCreate(makeRunner(provider));
  };
}