import sqlite from "better-sqlite3";

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

import { clearOccupancyTypesCache } from "../functions.cache.js";

export const moveOccupancyTypeFieldDown = (
    occupancyTypeFieldId: number | string
): boolean => {
    const database = sqlite(databasePath);

    const currentField: { occupancyTypeId?: number; orderNumber: number } = database
        .prepare(
            "select occupancyTypeId, orderNumber" +
                " from OccupancyTypeFields" +
                " where occupancyTypeFieldId = ?"
        )
        .get(occupancyTypeFieldId);

    database
        .prepare(
            "update OccupancyTypeFields" +
                " set orderNumber = orderNumber - 1" +
                " where recordDelete_timeMillis is null" +
                (currentField.occupancyTypeId
                    ? " and occupancyTypeId = '" + currentField.occupancyTypeId + "'"
                    : " and occupancyTypeId is null") +
                " and orderNumber = ? + 1"
        )
        .run(currentField.orderNumber);

    const result = database
        .prepare(
            "update OccupancyTypeFields" +
                " set orderNumber = ? + 1" +
                " where occupancyTypeFieldId = ?"
        )
        .run(currentField.orderNumber, occupancyTypeFieldId);

    database.close();

    clearOccupancyTypesCache();

    return result.changes > 0;
};

export default moveOccupancyTypeFieldDown;