import sqlite from "better-sqlite3";

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

import { dateStringToInteger } from "@cityssm/expressjs-server-js/dateTimeFns.js";

import { addOrUpdateLotOccupancyField } from "./addOrUpdateLotOccupancyField.js";

import { deleteLotOccupancyField } from "./deleteLotOccupancyField.js";

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

interface UpdateLotOccupancyForm {
    lotOccupancyId: string | number;
    occupancyTypeId: string | number;
    lotId: string | number;

    occupancyStartDateString: string;
    occupancyEndDateString: string;

    occupancyTypeFieldIds?: string;
    [lotOccupancyFieldValue_occupancyTypeFieldId: string]: unknown;
}

export function updateLotOccupancy(
    lotOccupancyForm: UpdateLotOccupancyForm,
    requestSession: recordTypes.PartialSession
): boolean {
    const database = sqlite(databasePath);

    const rightNowMillis = Date.now();

    const result = database
        .prepare(
            `update LotOccupancies
                set occupancyTypeId = ?,
                lotId = ?,
                occupancyStartDate = ?,
                occupancyEndDate = ?,
                recordUpdate_userName = ?,
                recordUpdate_timeMillis = ?
                where lotOccupancyId = ?
                and recordDelete_timeMillis is null`
        )
        .run(
            lotOccupancyForm.occupancyTypeId,
            lotOccupancyForm.lotId === "" ? undefined : lotOccupancyForm.lotId,
            dateStringToInteger(lotOccupancyForm.occupancyStartDateString),
            lotOccupancyForm.occupancyEndDateString === ""
                ? undefined
                : dateStringToInteger(lotOccupancyForm.occupancyEndDateString),
            requestSession.user.userName,
            rightNowMillis,
            lotOccupancyForm.lotOccupancyId
        );

    if (result.changes > 0) {
        const occupancyTypeFieldIds = (lotOccupancyForm.occupancyTypeFieldIds || "").split(",");

        for (const occupancyTypeFieldId of occupancyTypeFieldIds) {
            const lotOccupancyFieldValue = lotOccupancyForm[
                "lotOccupancyFieldValue_" + occupancyTypeFieldId
            ] as string;

            if (lotOccupancyFieldValue && lotOccupancyFieldValue !== "") {
                addOrUpdateLotOccupancyField(
                    {
                        lotOccupancyId: lotOccupancyForm.lotOccupancyId,
                        occupancyTypeFieldId,
                        lotOccupancyFieldValue
                    },
                    requestSession,
                    database
                );
            } else {
                deleteLotOccupancyField(
                    lotOccupancyForm.lotOccupancyId,
                    occupancyTypeFieldId,
                    requestSession,
                    database
                );
            }
        }
    }

    database.close();

    return result.changes > 0;
}

export default updateLotOccupancy;