import sqlite from "better-sqlite3";

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

import type * as recordTypes from "../../types/recordTypes";
import { updateRecordOrderNumber } from "./updateRecordOrderNumber.js";

export function getOccupancyTypeFields(
    occupancyTypeId?: number,
    connectedDatabase?: sqlite.Database
): recordTypes.OccupancyTypeField[] {
    const database = connectedDatabase || sqlite(databasePath);

    const sqlParameters: unknown[] = [];

    if (occupancyTypeId) {
        sqlParameters.push(occupancyTypeId);
    }

    const occupancyTypeFields: recordTypes.OccupancyTypeField[] = database
        .prepare(
            "select occupancyTypeFieldId," +
                " occupancyTypeField, occupancyTypeFieldValues, isRequired, pattern," +
                " minimumLength, maximumLength," +
                " orderNumber" +
                " from OccupancyTypeFields" +
                " where recordDelete_timeMillis is null" +
                (occupancyTypeId ? " and occupancyTypeId = ?" : " and occupancyTypeId is null") +
                " order by orderNumber, occupancyTypeField"
        )
        .all(sqlParameters);

    let expectedOrderNumber = 0;

    for (const occupancyTypeField of occupancyTypeFields) {
        if (occupancyTypeField.orderNumber !== expectedOrderNumber) {
            updateRecordOrderNumber(
                "OccupancyTypeFields",
                occupancyTypeField.occupancyTypeFieldId,
                expectedOrderNumber,
                database
            );

            occupancyTypeField.orderNumber = expectedOrderNumber;
        }

        expectedOrderNumber += 1;
    }

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

    return occupancyTypeFields;
}

export default getOccupancyTypeFields;