import sqlite from "better-sqlite3";

import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";

import type * as recordTypes from "../../types/recordTypes";

export const getLotOccupancyFields = (
    lotOccupancyId: number | string,
    connectedDatabase?: sqlite.Database
): recordTypes.LotOccupancyField[] => {
    const database =
        connectedDatabase ||
        sqlite(databasePath, {
            readonly: true
        });

    const lotOccupancyFields: recordTypes.LotOccupancyField[] = database
        .prepare(
            "select o.lotOccupancyId," +
                " o.occupancyTypeFieldId, o.lotOccupancyFieldValue," +
                " f.occupancyTypeField," +
                " f.occupancyTypeFieldValues, f.isRequired, f.pattern, f.minimumLength, f.maximumLength," +
                " f.orderNumber, t.orderNumber as occupancyTypeOrderNumber" +
                " from LotOccupancyFields o" +
                " left join OccupancyTypeFields f on o.occupancyTypeFieldId = f.occupancyTypeFieldId" +
                " left join OccupancyTypes t on f.occupancyTypeId = t.occupancyTypeId" +
                " where o.recordDelete_timeMillis is null" +
                " and o.lotOccupancyId = ?" +
                " union" +
                " select ? as lotOccupancyId," +
                " f.occupancyTypeFieldId, '' as lotOccupancyFieldValue," +
                " f.occupancyTypeField," +
                " f.occupancyTypeFieldValues, f.isRequired, f.pattern, f.minimumLength, f.maximumLength," +
                " f.orderNumber, t.orderNumber as occupancyTypeOrderNumber" +
                " from OccupancyTypeFields f" +
                " left join OccupancyTypes t on f.occupancyTypeId = t.occupancyTypeId" +
                " where f.recordDelete_timeMillis is null" +
                " and (f.occupancyTypeId is null or f.occupancyTypeId in (select occupancyTypeId from LotOccupancies where lotOccupancyId = ?))" +
                " and f.occupancyTypeFieldId not in (select occupancyTypeFieldId from LotOccupancyFields where lotOccupancyId = ? and recordDelete_timeMillis is null)" +
                " order by occupancyTypeOrderNumber, f.orderNumber, f.occupancyTypeField"
        )
        .all(lotOccupancyId, lotOccupancyId, lotOccupancyId, lotOccupancyId);

    if (!connectedDatabase) {
        database.close();
    }

    return lotOccupancyFields;
};

export default getLotOccupancyFields;