lot fields in lot view and edit

handlers/lots-post/doGetLotTypeFields.d.ts

@@ -0,0 +1,3 @@
+import type { RequestHandler } from "express";
+export declare const handler: RequestHandler;
+export default handler;

handlers/lots-post/doGetLotTypeFields.js

@@ -0,0 +1,8 @@
+import { getLotTypeById } from "../../helpers/functions.cache.js";
+export const handler = async (request, response) => {
+    const lotType = getLotTypeById(Number.parseInt(request.body.lotTypeId, 10));
+    response.json({
+        lotTypeFields: lotType.lotTypeFields
+    });
+};
+export default handler;

handlers/lots-post/doGetLotTypeFields.ts

@@ -0,0 +1,13 @@
+import type { RequestHandler } from "express";
+
+import { getLotTypeById } from "../../helpers/functions.cache.js";
+
+export const handler: RequestHandler = async (request, response) => {
+    const lotType = getLotTypeById(Number.parseInt(request.body.lotTypeId, 10));
+
+    response.json({
+        lotTypeFields: lotType.lotTypeFields
+    });
+};
+
+export default handler;

helpers/lotOccupancyDB/addLot.d.ts

@@ -7,6 +7,8 @@ interface AddLotForm {
     mapKey: string;
     lotLatitude: string;
     lotLongitude: string;
+    lotTypeFieldIds?: string;
+    [lotFieldValue_lotTypeFieldId: string]: unknown;
 }
 export declare const addLot: (lotForm: AddLotForm, requestSession: recordTypes.PartialSession) => number;
 export default addLot;

helpers/lotOccupancyDB/addLot.js

@@ -1,5 +1,6 @@
 import sqlite from "better-sqlite3";
 import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
+import { addOrUpdateLotField } from "./addOrUpdateLotField.js";
 export const addLot = (lotForm, requestSession) => {
     const database = sqlite(databasePath);
     const rightNowMillis = Date.now();
@@ -12,7 +13,19 @@ export const addLot = (lotForm, requestSession) => {
         " recordUpdate_userName, recordUpdate_timeMillis)" +
         " values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)")
         .run(lotForm.lotName, lotForm.lotTypeId, lotForm.lotStatusId === "" ? undefined : lotForm.lotStatusId, lotForm.mapId === "" ? undefined : lotForm.mapId, lotForm.mapKey, lotForm.lotLatitude === "" ? undefined : lotForm.lotLatitude, lotForm.lotLongitude === "" ? undefined : lotForm.lotLongitude, requestSession.user.userName, rightNowMillis, requestSession.user.userName, rightNowMillis);
+    const lotId = result.lastInsertRowid;
+    const lotTypeFieldIds = (lotForm.lotTypeFieldIds || "").split(",");
+    for (const lotTypeFieldId of lotTypeFieldIds) {
+        const lotFieldValue = lotForm["lotFieldValue_" + lotTypeFieldId];
+        if (lotFieldValue && lotFieldValue !== "") {
+            addOrUpdateLotField({
+                lotId,
+                lotTypeFieldId,
+                lotFieldValue
+            }, requestSession, database);
+        }
+    }
     database.close();
-    return result.lastInsertRowid;
+    return lotId;
 };
 export default addLot;

helpers/lotOccupancyDB/addLot.ts

@@ -2,6 +2,8 @@ import sqlite from "better-sqlite3";
 
 import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
 
+import { addOrUpdateLotField } from "./addOrUpdateLotField.js";
+
 import type * as recordTypes from "../../types/recordTypes";
 
 interface AddLotForm {
@@ -14,12 +16,12 @@ interface AddLotForm {
 
     lotLatitude: string;
     lotLongitude: string;
+
+    lotTypeFieldIds?: string;
+    [lotFieldValue_lotTypeFieldId: string]: unknown;
 }
 
-export const addLot = (
-    lotForm: AddLotForm,
-    requestSession: recordTypes.PartialSession
-): number => {
+export const addLot = (lotForm: AddLotForm, requestSession: recordTypes.PartialSession): number => {
     const database = sqlite(databasePath);
 
     const rightNowMillis = Date.now();
@@ -48,9 +50,29 @@ export const addLot = (
             rightNowMillis
         );
 
+    const lotId = result.lastInsertRowid as number;
+
+    const lotTypeFieldIds = (lotForm.lotTypeFieldIds || "").split(",");
+
+    for (const lotTypeFieldId of lotTypeFieldIds) {
+        const lotFieldValue = lotForm["lotFieldValue_" + lotTypeFieldId] as string;
+
+        if (lotFieldValue && lotFieldValue !== "") {
+            addOrUpdateLotField(
+                {
+                    lotId,
+                    lotTypeFieldId,
+                    lotFieldValue
+                },
+                requestSession,
+                database
+            );
+        }
+    }
+
     database.close();
 
-    return result.lastInsertRowid as number;
+    return lotId;
 };
 
 export default addLot;

helpers/lotOccupancyDB/addOrUpdateLotField.d.ts

@@ -0,0 +1,9 @@
+import sqlite from "better-sqlite3";
+import type * as recordTypes from "../../types/recordTypes";
+interface LotFieldForm {
+    lotId: string | number;
+    lotTypeFieldId: string | number;
+    lotFieldValue: string;
+}
+export declare const addOrUpdateLotField: (lotFieldForm: LotFieldForm, requestSession: recordTypes.PartialSession, connectedDatabase?: sqlite.Database) => boolean;
+export default addOrUpdateLotField;

helpers/lotOccupancyDB/addOrUpdateLotField.js

@@ -0,0 +1,31 @@
+import sqlite from "better-sqlite3";
+import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
+export const addOrUpdateLotField = (lotFieldForm, requestSession, connectedDatabase) => {
+    const database = connectedDatabase || sqlite(databasePath);
+    const rightNowMillis = Date.now();
+    let result = database
+        .prepare("update LotFields" +
+        " set lotFieldValue = ?," +
+        " recordUpdate_userName = ?," +
+        " recordUpdate_timeMillis = ?," +
+        " recordDelete_userName = null," +
+        " recordDelete_timeMillis = null" +
+        " where lotId = ?" +
+        " and lotTypeFieldId = ?")
+        .run(lotFieldForm.lotFieldValue, requestSession.user.userName, rightNowMillis, lotFieldForm.lotId, lotFieldForm.lotTypeFieldId);
+    if (result.changes === 0) {
+        result = database
+            .prepare("insert into LotFields (" +
+            "lotId, lotTypeFieldId," +
+            " lotFieldValue," +
+            " recordCreate_userName, recordCreate_timeMillis," +
+            " recordUpdate_userName, recordUpdate_timeMillis)" +
+            " values (?, ?, ?, ?, ?, ?, ?)")
+            .run(lotFieldForm.lotId, lotFieldForm.lotTypeFieldId, lotFieldForm.lotFieldValue, requestSession.user.userName, rightNowMillis, requestSession.user.userName, rightNowMillis);
+    }
+    if (!connectedDatabase) {
+        database.close();
+    }
+    return result.changes > 0;
+};
+export default addOrUpdateLotField;

helpers/lotOccupancyDB/addOrUpdateLotField.ts

@@ -0,0 +1,69 @@
+import sqlite from "better-sqlite3";
+
+import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
+
+import type * as recordTypes from "../../types/recordTypes";
+
+interface LotFieldForm {
+    lotId: string | number;
+    lotTypeFieldId: string | number;
+    lotFieldValue: string;
+}
+
+export const addOrUpdateLotField = (
+    lotFieldForm: LotFieldForm,
+    requestSession: recordTypes.PartialSession,
+    connectedDatabase?: sqlite.Database
+): boolean => {
+    const database = connectedDatabase || sqlite(databasePath);
+
+    const rightNowMillis = Date.now();
+
+    let result = database
+        .prepare(
+            "update LotFields" +
+                " set lotFieldValue = ?," +
+                " recordUpdate_userName = ?," +
+                " recordUpdate_timeMillis = ?," +
+                " recordDelete_userName = null," +
+                " recordDelete_timeMillis = null" +
+                " where lotId = ?" +
+                " and lotTypeFieldId = ?"
+        )
+        .run(
+            lotFieldForm.lotFieldValue,
+            requestSession.user.userName,
+            rightNowMillis,
+            lotFieldForm.lotId,
+            lotFieldForm.lotTypeFieldId
+        );
+
+    if (result.changes === 0) {
+        result = database
+            .prepare(
+                "insert into LotFields (" +
+                    "lotId, lotTypeFieldId," +
+                    " lotFieldValue," +
+                    " recordCreate_userName, recordCreate_timeMillis," +
+                    " recordUpdate_userName, recordUpdate_timeMillis)" +
+                    " values (?, ?, ?, ?, ?, ?, ?)"
+            )
+            .run(
+                lotFieldForm.lotId,
+                lotFieldForm.lotTypeFieldId,
+                lotFieldForm.lotFieldValue,
+                requestSession.user.userName,
+                rightNowMillis,
+                requestSession.user.userName,
+                rightNowMillis
+            );
+    }
+
+    if (!connectedDatabase) {
+        database.close();
+    }
+
+    return result.changes > 0;
+};
+
+export default addOrUpdateLotField;

helpers/lotOccupancyDB/deleteLotField.d.ts

@@ -0,0 +1,4 @@
+import sqlite from "better-sqlite3";
+import type * as recordTypes from "../../types/recordTypes";
+export declare const deleteLotField: (lotId: number | string, lotTypeFieldId: number | string, requestSession: recordTypes.PartialSession, connectedDatabase?: sqlite.Database) => boolean;
+export default deleteLotField;

helpers/lotOccupancyDB/deleteLotField.js

@@ -0,0 +1,18 @@
+import sqlite from "better-sqlite3";
+import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
+export const deleteLotField = (lotId, lotTypeFieldId, requestSession, connectedDatabase) => {
+    const database = connectedDatabase || sqlite(databasePath);
+    const rightNowMillis = Date.now();
+    const result = database
+        .prepare("update LotFields" +
+        " set recordDelete_userName = ?," +
+        " recordDelete_timeMillis = ?" +
+        " where lotId = ?" +
+        " and lotTypeFieldId = ?")
+        .run(requestSession.user.userName, rightNowMillis, lotId, lotTypeFieldId);
+    if (!connectedDatabase) {
+        database.close();
+    }
+    return result.changes > 0;
+};
+export default deleteLotField;

helpers/lotOccupancyDB/deleteLotField.ts

@@ -0,0 +1,34 @@
+import sqlite from "better-sqlite3";
+
+import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
+
+import type * as recordTypes from "../../types/recordTypes";
+
+export const deleteLotField = (
+    lotId: number | string,
+    lotTypeFieldId: number | string,
+    requestSession: recordTypes.PartialSession,
+    connectedDatabase?: sqlite.Database
+): boolean => {
+    const database = connectedDatabase || sqlite(databasePath);
+
+    const rightNowMillis = Date.now();
+
+    const result = database
+        .prepare(
+            "update LotFields" +
+                " set recordDelete_userName = ?," +
+                " recordDelete_timeMillis = ?" +
+                " where lotId = ?" +
+                " and lotTypeFieldId = ?"
+        )
+        .run(requestSession.user.userName, rightNowMillis, lotId, lotTypeFieldId);
+
+    if (!connectedDatabase) {
+        database.close();
+    }
+
+    return result.changes > 0;
+};
+
+export default deleteLotField;

helpers/lotOccupancyDB/getLot.js

@@ -1,5 +1,6 @@
 import sqlite from "better-sqlite3";
 import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
+import { getLotFields } from "./getLotFields.js";
 import { getLotComments } from "./getLotComments.js";
 import { getLotOccupancies } from "./getLotOccupancies.js";
 const baseSQL = "select l.lotId," +
@@ -26,7 +27,8 @@ const _getLot = (sql, lotId_or_lotName) => {
             limit: -1,
             offset: 0
         }, database).lotOccupancies;
-        lot.lotComments = getLotComments(lot.lotId);
+        lot.lotFields = getLotFields(lot.lotId, database);
+        lot.lotComments = getLotComments(lot.lotId, database);
     }
     database.close();
     return lot;

helpers/lotOccupancyDB/getLot.ts

@@ -2,6 +2,8 @@ import sqlite from "better-sqlite3";
 
 import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
 
+import { getLotFields } from "./getLotFields.js";
+
 import { getLotComments } from "./getLotComments.js";
 
 import { getLotOccupancies } from "./getLotOccupancies.js";
@@ -41,7 +43,9 @@ const _getLot = (sql: string, lotId_or_lotName: number | string): recordTypes.Lo
             database
         ).lotOccupancies;
 
-        lot.lotComments = getLotComments(lot.lotId);
+        lot.lotFields = getLotFields(lot.lotId, database);
+
+        lot.lotComments = getLotComments(lot.lotId, database);
     }
 
     database.close();

helpers/lotOccupancyDB/getLotFields.d.ts

@@ -0,0 +1,4 @@
+import sqlite from "better-sqlite3";
+import type * as recordTypes from "../../types/recordTypes";
+export declare const getLotFields: (lotId: number | string, connectedDatabase?: sqlite.Database) => recordTypes.LotField[];
+export default getLotFields;

helpers/lotOccupancyDB/getLotFields.js

@@ -0,0 +1,37 @@
+import sqlite from "better-sqlite3";
+import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
+export const getLotFields = (lotId, connectedDatabase) => {
+    const database = connectedDatabase ||
+        sqlite(databasePath, {
+            readonly: true
+        });
+    const lotFields = database
+        .prepare("select l.lotId," +
+        " l.lotTypeFieldId, l.lotFieldValue," +
+        " f.lotTypeField," +
+        " f.lotTypeFieldValues, f.isRequired, f.pattern, f.minimumLength, f.maximumLength," +
+        " f.orderNumber, t.orderNumber as lotTypeOrderNumber" +
+        " from LotFields l" +
+        " left join LotTypeFields f on l.lotTypeFieldId = f.lotTypeFieldId" +
+        " left join LotTypes t on f.lotTypeId = t.lotTypeId" +
+        " where l.recordDelete_timeMillis is null" +
+        " and l.lotId = ?" +
+        " union" +
+        " select ? as lotId," +
+        " f.lotTypeFieldId, '' as lotFieldValue," +
+        " f.lotTypeField," +
+        " f.lotTypeFieldValues, f.isRequired, f.pattern, f.minimumLength, f.maximumLength," +
+        " f.orderNumber, t.orderNumber as lotTypeOrderNumber" +
+        " from LotTypeFields f" +
+        " left join LotTypes t on f.lotTypeId = t.lotTypeId" +
+        " where f.recordDelete_timeMillis is null" +
+        " and (f.lotTypeId is null or f.lotTypeId in (select lotTypeId from Lots where lotId = ?))" +
+        " and f.lotTypeFieldId not in (select lotTypeFieldId from LotFields where lotId = ? and recordDelete_timeMillis is null)" +
+        " order by lotTypeOrderNumber, f.orderNumber, f.lotTypeField")
+        .all(lotId, lotId, lotId, lotId);
+    if (!connectedDatabase) {
+        database.close();
+    }
+    return lotFields;
+};
+export default getLotFields;

helpers/lotOccupancyDB/getLotFields.ts

@@ -0,0 +1,51 @@
+import sqlite from "better-sqlite3";
+
+import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
+
+import type * as recordTypes from "../../types/recordTypes";
+
+export const getLotFields = (
+    lotId: number | string,
+    connectedDatabase?: sqlite.Database
+): recordTypes.LotField[] => {
+    const database =
+        connectedDatabase ||
+        sqlite(databasePath, {
+            readonly: true
+        });
+
+    const lotFields: recordTypes.LotField[] = database
+        .prepare(
+            "select l.lotId," +
+                " l.lotTypeFieldId, l.lotFieldValue," +
+                " f.lotTypeField," +
+                " f.lotTypeFieldValues, f.isRequired, f.pattern, f.minimumLength, f.maximumLength," +
+                " f.orderNumber, t.orderNumber as lotTypeOrderNumber" +
+                " from LotFields l" +
+                " left join LotTypeFields f on l.lotTypeFieldId = f.lotTypeFieldId" +
+                " left join LotTypes t on f.lotTypeId = t.lotTypeId" +
+                " where l.recordDelete_timeMillis is null" +
+                " and l.lotId = ?" +
+                " union" +
+                " select ? as lotId," +
+                " f.lotTypeFieldId, '' as lotFieldValue," +
+                " f.lotTypeField," +
+                " f.lotTypeFieldValues, f.isRequired, f.pattern, f.minimumLength, f.maximumLength," +
+                " f.orderNumber, t.orderNumber as lotTypeOrderNumber" +
+                " from LotTypeFields f" +
+                " left join LotTypes t on f.lotTypeId = t.lotTypeId" +
+                " where f.recordDelete_timeMillis is null" +
+                " and (f.lotTypeId is null or f.lotTypeId in (select lotTypeId from Lots where lotId = ?))" +
+                " and f.lotTypeFieldId not in (select lotTypeFieldId from LotFields where lotId = ? and recordDelete_timeMillis is null)" +
+                " order by lotTypeOrderNumber, f.orderNumber, f.lotTypeField"
+        )
+        .all(lotId, lotId, lotId, lotId);
+
+    if (!connectedDatabase) {
+        database.close();
+    }
+
+    return lotFields;
+};
+
+export default getLotFields;

helpers/lotOccupancyDB/updateLot.d.ts

@@ -8,6 +8,8 @@ interface UpdateLotForm {
     mapKey: string;
     lotLatitude: string;
     lotLongitude: string;
+    lotTypeFieldIds?: string;
+    [lotFieldValue_lotTypeFieldId: string]: unknown;
 }
 export declare function updateLot(lotForm: UpdateLotForm, requestSession: recordTypes.PartialSession): boolean;
 export declare function updateLotStatus(lotId: number | string, lotStatusId: number | string, requestSession: recordTypes.PartialSession): boolean;

helpers/lotOccupancyDB/updateLot.js

@@ -1,5 +1,7 @@
 import sqlite from "better-sqlite3";
 import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
+import { addOrUpdateLotField } from "./addOrUpdateLotField.js";
+import { deleteLotField } from "./deleteLotField.js";
 export function updateLot(lotForm, requestSession) {
     const database = sqlite(databasePath);
     const rightNowMillis = Date.now();
@@ -17,6 +19,22 @@ export function updateLot(lotForm, requestSession) {
         " where lotId = ?" +
         " and recordDelete_timeMillis is null")
         .run(lotForm.lotName, lotForm.lotTypeId, lotForm.lotStatusId === "" ? undefined : lotForm.lotStatusId, lotForm.mapId === "" ? undefined : lotForm.mapId, lotForm.mapKey, lotForm.lotLatitude === "" ? undefined : lotForm.lotLatitude, lotForm.lotLongitude === "" ? undefined : lotForm.lotLongitude, requestSession.user.userName, rightNowMillis, lotForm.lotId);
+    if (result.changes > 0) {
+        const lotTypeFieldIds = (lotForm.lotTypeFieldIds || "").split(",");
+        for (const lotTypeFieldId of lotTypeFieldIds) {
+            const lotFieldValue = lotForm["lotFieldValue_" + lotTypeFieldId];
+            if (lotFieldValue && lotFieldValue !== "") {
+                addOrUpdateLotField({
+                    lotId: lotForm.lotId,
+                    lotTypeFieldId,
+                    lotFieldValue
+                }, requestSession, database);
+            }
+            else {
+                deleteLotField(lotForm.lotId, lotTypeFieldId, requestSession, database);
+            }
+        }
+    }
     database.close();
     return result.changes > 0;
 }

helpers/lotOccupancyDB/updateLot.ts

@@ -2,6 +2,9 @@ import sqlite from "better-sqlite3";
 
 import { lotOccupancyDB as databasePath } from "../../data/databasePaths.js";
 
+import { addOrUpdateLotField } from "./addOrUpdateLotField.js";
+import { deleteLotField } from "./deleteLotField.js";
+
 import type * as recordTypes from "../../types/recordTypes";
 
 interface UpdateLotForm {
@@ -15,6 +18,9 @@ interface UpdateLotForm {
 
     lotLatitude: string;
     lotLongitude: string;
+
+    lotTypeFieldIds?: string;
+    [lotFieldValue_lotTypeFieldId: string]: unknown;
 }
 
 export function updateLot(
@@ -53,6 +59,28 @@ export function updateLot(
             lotForm.lotId
         );
 
+    if (result.changes > 0) {
+        const lotTypeFieldIds = (lotForm.lotTypeFieldIds || "").split(",");
+
+        for (const lotTypeFieldId of lotTypeFieldIds) {
+            const lotFieldValue = lotForm["lotFieldValue_" + lotTypeFieldId] as string;
+
+            if (lotFieldValue && lotFieldValue !== "") {
+                addOrUpdateLotField(
+                    {
+                        lotId: lotForm.lotId,
+                        lotTypeFieldId,
+                        lotFieldValue
+                    },
+                    requestSession,
+                    database
+                );
+            } else {
+                deleteLotField(lotForm.lotId, lotTypeFieldId, requestSession, database);
+            }
+        }
+    }
+
     database.close();
 
     return result.changes > 0;

public-typescript/lotEdit.js

@@ -4,14 +4,27 @@ Object.defineProperty(exports, "__esModule", { value: true });
     const los = exports.los;
     const lotId = document.querySelector("#lot--lotId").value;
     const isCreate = lotId === "";
+    let hasUnsavedChanges = false;
+    let refreshAfterSave = isCreate;
+    const setUnsavedChanges = () => {
+        if (!hasUnsavedChanges) {
+            hasUnsavedChanges = true;
+            cityssm.enableNavBlocker();
+        }
+    };
+    const clearUnsavedChanges = () => {
+        hasUnsavedChanges = false;
+        cityssm.disableNavBlocker();
+    };
     const formElement = document.querySelector("#form--lot");
     const updateLot = (formEvent) => {
         formEvent.preventDefault();
         cityssm.postJSON(los.urlPrefix + "/lots/" + (isCreate ? "doCreateLot" : "doUpdateLot"), formElement, (responseJSON) => {
             if (responseJSON.success) {
-                if (isCreate) {
+                clearUnsavedChanges();
+                if (isCreate || refreshAfterSave) {
                     window.location.href =
-                        los.urlPrefix + "/lots/" + responseJSON.lotId + "/edit";
+                        los.urlPrefix + "/lots/" + responseJSON.lotId + "/edit?t=" + Date.now();
                 }
                 else {
                     bulmaJS.alert({
@@ -30,6 +43,10 @@ Object.defineProperty(exports, "__esModule", { value: true });
         });
     };
     formElement.addEventListener("submit", updateLot);
+    const formInputElements = formElement.querySelectorAll("input, select");
+    for (const formInputElement of formInputElements) {
+        formInputElement.addEventListener("change", setUnsavedChanges);
+    }
     los.initializeUnlockFieldButtons(formElement);
     if (!isCreate) {
         document.querySelector("#button--deleteLot").addEventListener("click", (clickEvent) => {
@@ -64,6 +81,114 @@ Object.defineProperty(exports, "__esModule", { value: true });
             });
         });
     }
+    const lotTypeIdElement = document.querySelector("#lot--lotTypeId");
+    if (isCreate) {
+        const lotFieldsContainerElement = document.querySelector("#container--lotFields");
+        lotTypeIdElement.addEventListener("change", () => {
+            if (lotTypeIdElement.value === "") {
+                lotFieldsContainerElement.innerHTML =
+                    '<div class="message is-info">' +
+                        '<p class="message-body">Select the ' +
+                        exports.aliases.lot.toLowerCase() +
+                        " type to load the available fields.</p>" +
+                        "</div>";
+                return;
+            }
+            cityssm.postJSON(los.urlPrefix + "/lots/doGetLotTypeFields", {
+                lotTypeId: lotTypeIdElement.value
+            }, (responseJSON) => {
+                if (responseJSON.lotTypeFields.length === 0) {
+                    lotFieldsContainerElement.innerHTML =
+                        '<div class="message is-info">' +
+                            '<p class="message-body">There are no additional fields for this ' +
+                            exports.aliases.lot.toLowerCase() +
+                            " type.</p>" +
+                            "</div>";
+                    return;
+                }
+                lotFieldsContainerElement.innerHTML = "";
+                let lotTypeFieldIds = "";
+                for (const lotTypeField of responseJSON.lotTypeFields) {
+                    lotTypeFieldIds += "," + lotTypeField.lotTypeFieldId;
+                    const fieldName = "lotFieldValue_" + lotTypeField.lotTypeFieldId;
+                    const fieldId = "lot--" + fieldName;
+                    const fieldElement = document.createElement("div");
+                    fieldElement.className = "field";
+                    fieldElement.innerHTML =
+                        '<label class="label" for="' +
+                            fieldId +
+                            '"></label>' +
+                            '<div class="control"></div>';
+                    fieldElement.querySelector("label").textContent =
+                        lotTypeField.lotTypeField;
+                    if (lotTypeField.lotTypeFieldValues === "") {
+                        const inputElement = document.createElement("input");
+                        inputElement.className = "input";
+                        inputElement.id = fieldId;
+                        inputElement.name = fieldName;
+                        inputElement.type = "text";
+                        inputElement.required = lotTypeField.isRequired;
+                        inputElement.minLength = lotTypeField.minimumLength;
+                        inputElement.maxLength = lotTypeField.maximumLength;
+                        if (lotTypeField.pattern && lotTypeField.pattern !== "") {
+                            inputElement.pattern = lotTypeField.pattern;
+                        }
+                        fieldElement.querySelector(".control").append(inputElement);
+                    }
+                    else {
+                        fieldElement.querySelector(".control").innerHTML =
+                            '<div class="select is-fullwidth"><select id="' +
+                                fieldId +
+                                '" name="' +
+                                fieldName +
+                                '">' +
+                                '<option value="">(Not Set)</option>' +
+                                "</select></div>";
+                        const selectElement = fieldElement.querySelector("select");
+                        selectElement.required = lotTypeField.isRequired;
+                        const optionValues = lotTypeField.lotTypeFieldValues.split("\n");
+                        for (const optionValue of optionValues) {
+                            const optionElement = document.createElement("option");
+                            optionElement.value = optionValue;
+                            optionElement.textContent = optionValue;
+                            selectElement.append(optionElement);
+                        }
+                    }
+                    lotFieldsContainerElement.append(fieldElement);
+                }
+                lotFieldsContainerElement.insertAdjacentHTML("beforeend", '<input name="lotTypeFieldIds" type="hidden" value="' +
+                    lotTypeFieldIds.slice(1) +
+                    '" />');
+            });
+        });
+    }
+    else {
+        const originalLotTypeId = lotTypeIdElement.value;
+        lotTypeIdElement.addEventListener("change", () => {
+            if (lotTypeIdElement.value !== originalLotTypeId) {
+                bulmaJS.confirm({
+                    title: "Confirm Change",
+                    message: "Are you sure you want to change the " +
+                        exports.aliases.lot.toLowerCase() +
+                        " type?\n" +
+                        "This change affects the additional fields associated with this record.",
+                    contextualColorName: "warning",
+                    okButton: {
+                        text: "Yes, Keep the Change",
+                        callbackFunction: () => {
+                            refreshAfterSave = true;
+                        }
+                    },
+                    cancelButton: {
+                        text: "Revert the Change",
+                        callbackFunction: () => {
+                            lotTypeIdElement.value = originalLotTypeId;
+                        }
+                    }
+                });
+            }
+        });
+    }
     let lotComments = exports.lotComments;
     delete exports.lotComments;
     const openEditLotComment = (clickEvent) => {

public-typescript/lotEdit.ts

@@ -18,6 +18,21 @@ declare const bulmaJS: BulmaJS;
 
     // Main form
 
+    let hasUnsavedChanges = false;
+    let refreshAfterSave = isCreate;
+
+    const setUnsavedChanges = () => {
+        if (!hasUnsavedChanges) {
+            hasUnsavedChanges = true;
+            cityssm.enableNavBlocker();
+        }
+    };
+
+    const clearUnsavedChanges = () => {
+        hasUnsavedChanges = false;
+        cityssm.disableNavBlocker();
+    };
+
     const formElement = document.querySelector("#form--lot") as HTMLFormElement;
 
     const updateLot = (formEvent: SubmitEvent) => {
@@ -28,9 +43,11 @@ declare const bulmaJS: BulmaJS;
             formElement,
             (responseJSON: { success: boolean; lotId?: number; errorMessage?: string }) => {
                 if (responseJSON.success) {
-                    if (isCreate) {
+                    clearUnsavedChanges();
+
+                    if (isCreate || refreshAfterSave) {
                         window.location.href =
-                            los.urlPrefix + "/lots/" + responseJSON.lotId + "/edit";
+                            los.urlPrefix + "/lots/" + responseJSON.lotId + "/edit?t=" + Date.now();
                     } else {
                         bulmaJS.alert({
                             message: exports.aliases.lot + " Updated Successfully",
@@ -50,6 +67,12 @@ declare const bulmaJS: BulmaJS;
 
     formElement.addEventListener("submit", updateLot);
 
+    const formInputElements = formElement.querySelectorAll("input, select");
+
+    for (const formInputElement of formInputElements) {
+        formInputElement.addEventListener("change", setUnsavedChanges);
+    }
+
     los.initializeUnlockFieldButtons(formElement);
 
     if (!isCreate) {
@@ -95,6 +118,158 @@ declare const bulmaJS: BulmaJS;
         );
     }
 
+    // Lot Type
+
+    const lotTypeIdElement = document.querySelector("#lot--lotTypeId") as HTMLSelectElement;
+
+    if (isCreate) {
+        const lotFieldsContainerElement = document.querySelector(
+            "#container--lotFields"
+        ) as HTMLElement;
+
+        lotTypeIdElement.addEventListener("change", () => {
+            if (lotTypeIdElement.value === "") {
+                lotFieldsContainerElement.innerHTML =
+                    '<div class="message is-info">' +
+                    '<p class="message-body">Select the ' +
+                    exports.aliases.lot.toLowerCase() +
+                    " type to load the available fields.</p>" +
+                    "</div>";
+
+                return;
+            }
+
+            cityssm.postJSON(
+                los.urlPrefix + "/lots/doGetLotTypeFields",
+                {
+                    lotTypeId: lotTypeIdElement.value
+                },
+                (responseJSON: { lotTypeFields: recordTypes.LotTypeField[] }) => {
+                    if (responseJSON.lotTypeFields.length === 0) {
+                        lotFieldsContainerElement.innerHTML =
+                            '<div class="message is-info">' +
+                            '<p class="message-body">There are no additional fields for this ' +
+                            exports.aliases.lot.toLowerCase() +
+                            " type.</p>" +
+                            "</div>";
+
+                        return;
+                    }
+
+                    lotFieldsContainerElement.innerHTML = "";
+
+                    let lotTypeFieldIds = "";
+
+                    for (const lotTypeField of responseJSON.lotTypeFields) {
+                        lotTypeFieldIds += "," + lotTypeField.lotTypeFieldId;
+
+                        const fieldName = "lotFieldValue_" + lotTypeField.lotTypeFieldId;
+
+                        const fieldId = "lot--" + fieldName;
+
+                        const fieldElement = document.createElement("div");
+                        fieldElement.className = "field";
+                        fieldElement.innerHTML =
+                            '<label class="label" for="' +
+                            fieldId +
+                            '"></label>' +
+                            '<div class="control"></div>';
+
+                        (fieldElement.querySelector("label") as HTMLLabelElement).textContent =
+                            lotTypeField.lotTypeField as string;
+
+                        if (lotTypeField.lotTypeFieldValues === "") {
+                            const inputElement = document.createElement("input");
+
+                            inputElement.className = "input";
+
+                            inputElement.id = fieldId;
+
+                            inputElement.name = fieldName;
+
+                            inputElement.type = "text";
+
+                            inputElement.required = lotTypeField.isRequired as boolean;
+                            inputElement.minLength = lotTypeField.minimumLength as number;
+                            inputElement.maxLength = lotTypeField.maximumLength as number;
+
+                            if (lotTypeField.pattern && lotTypeField.pattern !== "") {
+                                inputElement.pattern = lotTypeField.pattern;
+                            }
+
+                            (fieldElement.querySelector(".control") as HTMLElement).append(
+                                inputElement
+                            );
+                        } else {
+                            (fieldElement.querySelector(".control") as HTMLElement).innerHTML =
+                                '<div class="select is-fullwidth"><select id="' +
+                                fieldId +
+                                '" name="' +
+                                fieldName +
+                                '">' +
+                                '<option value="">(Not Set)</option>' +
+                                "</select></div>";
+
+                            const selectElement = fieldElement.querySelector(
+                                "select"
+                            ) as HTMLSelectElement;
+
+                            selectElement.required = lotTypeField.isRequired as boolean;
+
+                            const optionValues = (lotTypeField.lotTypeFieldValues as string).split(
+                                "\n"
+                            );
+
+                            for (const optionValue of optionValues) {
+                                const optionElement = document.createElement("option");
+                                optionElement.value = optionValue;
+                                optionElement.textContent = optionValue;
+                                selectElement.append(optionElement);
+                            }
+                        }
+
+                        lotFieldsContainerElement.append(fieldElement);
+                    }
+
+                    lotFieldsContainerElement.insertAdjacentHTML(
+                        "beforeend",
+                        '<input name="lotTypeFieldIds" type="hidden" value="' +
+                            lotTypeFieldIds.slice(1) +
+                            '" />'
+                    );
+                }
+            );
+        });
+    } else {
+        const originalLotTypeId = lotTypeIdElement.value;
+
+        lotTypeIdElement.addEventListener("change", () => {
+            if (lotTypeIdElement.value !== originalLotTypeId) {
+                bulmaJS.confirm({
+                    title: "Confirm Change",
+                    message:
+                        "Are you sure you want to change the " +
+                        exports.aliases.lot.toLowerCase() +
+                        " type?\n" +
+                        "This change affects the additional fields associated with this record.",
+                    contextualColorName: "warning",
+                    okButton: {
+                        text: "Yes, Keep the Change",
+                        callbackFunction: () => {
+                            refreshAfterSave = true;
+                        }
+                    },
+                    cancelButton: {
+                        text: "Revert the Change",
+                        callbackFunction: () => {
+                            lotTypeIdElement.value = originalLotTypeId;
+                        }
+                    }
+                });
+            }
+        });
+    }
+
     // Comments
 
     let lotComments: recordTypes.LotComment[] = exports.lotComments;

routes/lots.js

@@ -7,6 +7,7 @@ import handler_next from "../handlers/lots-get/next.js";
 import handler_previous from "../handlers/lots-get/previous.js";
 import handler_new from "../handlers/lots-get/new.js";
 import handler_edit from "../handlers/lots-get/edit.js";
+import handler_doGetLotTypeFields from "../handlers/lots-post/doGetLotTypeFields.js";
 import handler_doCreateLot from "../handlers/lots-post/doCreateLot.js";
 import handler_doUpdateLot from "../handlers/lots-post/doUpdateLot.js";
 import handler_doDeleteLot from "../handlers/lots-post/doDeleteLot.js";
@@ -21,6 +22,7 @@ router.get("/:lotId", handler_view);
 router.get("/:lotId/next", handler_next);
 router.get("/:lotId/previous", handler_previous);
 router.get("/:lotId/edit", permissionHandlers.updateGetHandler, handler_edit);
+router.post("/doGetLotTypeFields", permissionHandlers.updatePostHandler, handler_doGetLotTypeFields);
 router.post("/doCreateLot", permissionHandlers.updatePostHandler, handler_doCreateLot);
 router.post("/doUpdateLot", permissionHandlers.updatePostHandler, handler_doUpdateLot);
 router.post("/doDeleteLot", permissionHandlers.updatePostHandler, handler_doDeleteLot);

routes/lots.ts

@@ -12,6 +12,8 @@ import handler_previous from "../handlers/lots-get/previous.js";
 import handler_new from "../handlers/lots-get/new.js";
 import handler_edit from "../handlers/lots-get/edit.js";
 
+import handler_doGetLotTypeFields from "../handlers/lots-post/doGetLotTypeFields.js";
+
 import handler_doCreateLot from "../handlers/lots-post/doCreateLot.js";
 import handler_doUpdateLot from "../handlers/lots-post/doUpdateLot.js";
 import handler_doDeleteLot from "../handlers/lots-post/doDeleteLot.js";
@@ -44,6 +46,8 @@ router.get("/:lotId/previous", handler_previous);
 
 router.get("/:lotId/edit", permissionHandlers.updateGetHandler, handler_edit);
 
+router.post("/doGetLotTypeFields", permissionHandlers.updatePostHandler, handler_doGetLotTypeFields);
+
 router.post("/doCreateLot", permissionHandlers.updatePostHandler, handler_doCreateLot);
 
 router.post("/doUpdateLot", permissionHandlers.updatePostHandler, handler_doUpdateLot);

types/recordTypes.d.ts

@@ -62,6 +62,7 @@ export interface Lot extends Record {
     lotLongitude?: number;
     lotStatusId?: number;
     lotStatus?: string;
+    lotFields?: LotField[];
     lotOccupancyCount?: number;
     lotOccupancies?: LotOccupancy[];
     lotComments?: LotComment[];
@@ -75,6 +76,11 @@ export interface LotComment extends Record {
     lotCommentTimeString?: string;
     lotComment?: string;
 }
+export interface LotField extends LotTypeField, Record {
+    lotId?: number;
+    lotTypeFieldId?: number;
+    lotFieldValue?: string;
+}
 export interface OccupancyType extends Record {
     occupancyTypeId: number;
     occupancyType: string;

types/recordTypes.ts

@@ -84,6 +84,8 @@ export interface Lot extends Record {
     lotStatusId?: number;
     lotStatus?: string;
 
+    lotFields?: LotField[];
+
     lotOccupancyCount?: number;
     lotOccupancies?: LotOccupancy[];
 
@@ -103,6 +105,12 @@ export interface LotComment extends Record {
     lotComment?: string;
 }
 
+export interface LotField extends LotTypeField, Record {
+    lotId?: number;
+    lotTypeFieldId?: number;
+    lotFieldValue?: string;
+}
+
 export interface OccupancyType extends Record {
     occupancyTypeId: number;
     occupancyType: string;

views/lot-edit.ejs

@@ -106,8 +106,6 @@
                             </button>
                         </div>
                     </div>
-                </div>
-                <div class="column">
                     <label class="label" for="lot--lotStatusId">
                         <%= configFunctions.getProperty("aliases.lot") %> Status
                     </label>
@@ -138,6 +136,78 @@
                         </div>
                     </div>
                 </div>
+                <div class="column">
+                    <div id="container--lotFields">
+                        <% if (isCreate) { %>
+                            <div class="message is-info">
+                                <p class="message-body">
+                                    Select the <%= configFunctions.getProperty("aliases.lot").toLowerCase() %> type to load the available fields.
+                                </p>
+                            </div>
+                        <% } else if (lot.lotFields.length === 0) { %>
+                            <div class="message is-info">
+                                <p class="message-body">
+                                    The current <%= configFunctions.getProperty("aliases.lot").toLowerCase() %> type has no additional fields.
+                                </p>
+                            </div>
+                        <% } else { %>
+                            <% let lotTypeFieldIds = ""; %>
+                            <% for (const lotField of lot.lotFields) { %>
+                                <% lotTypeFieldIds += "," + lotField.lotTypeFieldId; %>
+                                <div class="field">
+                                    <label class="label" for="lot--lotFieldValue_<%= lotField.lotTypeFieldId %>">
+                                        <%= lotField.lotTypeField %>
+                                    </label>
+                                    <div class="control">
+                                        <% if (!lotField.lotTypeFieldValues || lotField.lotTypeFieldValues === "") { %>
+                                            <input class="input"
+                                                id="lot--lotFieldValue_<%= lotField.lotTypeFieldId %>"
+                                                name="lotFieldValue_<%= lotField.lotTypeFieldId %>"
+                                                type="text"
+                                                value="<%= lotField.lotFieldValue %>"
+                                                <% if (lotField.pattern !== "") { %>
+                                                    pattern="<%= lotField.pattern %>"
+                                                <% } %>
+                                                minlength="<%= lotField.minimumLength %>"
+                                                maxlength="<%= lotField.maximumLength %>"
+                                                <%= lotField.isRequired ? " required" : "" %> />
+                                        <% } else { %>
+                                            <%
+                                                const fieldValues = lotField.lotTypeFieldValues.split("\n");
+                                                let valueFound = false;
+                                            %>
+                                            <div class="select is-fullwidth">
+                                                <select id="lot--lotFieldValue_<%= lotField.lotTypeFieldId %>"
+                                                    name="lotFieldValue_<%= lotField.lotTypeFieldId %>">
+                                                    <% if (!lotField.isRequired || lotField.lotFieldValue === "") { %>
+                                                        <option value="">(Not Set)</option>
+                                                    <% } %>
+                                                    <% for (const fieldValue of fieldValues) { %>
+                                                        <% 
+                                                            if (fieldValue === lotField.lotFieldValue) {
+                                                                valueFound = true;
+                                                            }
+                                                        %>
+                                                        <option value="<%= fieldValue %>"
+                                                            <%= (fieldValue === lotField.lotFieldValue ? " selected" : "") %>>
+                                                            <%= fieldValue %>
+                                                        </option>
+                                                    <% } %>
+                                                    <% if (!valueFound && lotField.lotFieldValue !== "") { %>
+                                                        <option value="<%= lotField.lotFieldValue %>" selected>
+                                                            <%= lotField.lotFieldValue %>
+                                                        </option>
+                                                    <% } %>
+                                                </select>
+                                            </div>
+                                        <% } %>
+                                    </div>
+                                </div>
+                            <% } %>
+                            <input id="lot--lotTypeFieldIds" name="lotTypeFieldIds" type="hidden" value="<%= lotTypeFieldIds.slice(1) %>" />
+                        <% } %>
+                    </div>
+                </div>
             </div>
         </div>
     </div>

views/lot-view.ejs

@@ -46,53 +46,57 @@
     <% } %>
 </div>
 
-<div class="columns">
-    <div class="column">
-        <div class="panel">
-            <div class="panel-block is-block">
+<div class="panel">
+    <div class="panel-block is-block">
+        <p>
+            <strong><%= configFunctions.getProperty("aliases.map") %></strong><br />
+            <a href="<%= urlPrefix %>/maps/<%= lot.mapId %>">
+                <%= lot.mapName || "(No Name)" %>
+            </a>
+        </p>
+        <div class="columns mt-2">
+            <div class="column">
                 <p>
-                    <strong><%= configFunctions.getProperty("aliases.map") %></strong><br />
-                    <a href="<%= urlPrefix %>/maps/<%= lot.mapId %>">
-                        <%= lot.mapName || "(No Name)" %>
-                    </a>
+                    <strong><%= configFunctions.getProperty("aliases.lot") %> Type</strong><br />
+                    <%= lot.lotType %>
                 </p>
-                <div class="columns mt-2">
-                    <div class="column">
-                        <p>
-                            <strong><%= configFunctions.getProperty("aliases.lot") %> Type</strong><br />
-                            <%= lot.lotType %>
-                        </p>
-                    </div>
-                    <div class="column">
-                        <p>
-                            <strong>Status</strong><br />
-                            <%= lot.lotStatus %>
-                        </p>
-                    </div>
-                </div>
             </div>
-        </div>
-    </div>
-    <div class="column">
-        <div class="panel">
-            <h2 class="panel-heading">Image</h2>
-            <div class="panel-block is-block">
-                <% if (lot.mapSVG) { %>
-                    <% const imageURL = urlPrefix + "/images/maps/" + lot.mapSVG %>
-                    <div class="image" id="lot--map" data-map-key="<%= lot.mapKey %>">
-                        <%- include('../public/images/maps/' + lot.mapSVG); -%>
-                    </div>
-                <% } else { %>
-                    <div class="message is-info">
-                        <p class="message-body">There are no image associated with this
-                            <%= configFunctions.getProperty("aliases.lot").toLowerCase() %>.</p>
-                    </div>
+            <div class="column">
+                <p>
+                    <strong>Status</strong><br />
+                    <%= lot.lotStatus %>
+                </p>
+            </div>
+            <div class="column">
+                <% if (lot.lotFields.length > 0) { %>
+                    <% for (const lotField of lot.lotFields) { %>
+                        <p class="mb-2">
+                            <strong><%= lotField.lotTypeField %></strong><br />
+                            <% if (lotField.lotFieldValue) { %>
+                                <%= lotField.lotFieldValue %>
+                            <% } else { %>
+                                <span class="has-text-grey">(No Value)</span>
+                            <% } %>
+                        </p>
+                    <% } %>
                 <% } %>
             </div>
         </div>
     </div>
 </div>
 
+<% if (lot.mapSVG) { %>
+    <div class="panel">
+        <h2 class="panel-heading">Image</h2>
+        <div class="panel-block is-block">
+            <% const imageURL = urlPrefix + "/images/maps/" + lot.mapSVG %>
+            <div class="image" id="lot--map" data-map-key="<%= lot.mapKey %>">
+                <%- include('../public/images/maps/' + lot.mapSVG); -%>
+            </div>
+        </div>
+    </div>
+<% } %>
+
 <% if (lot.lotComments.length > 0) { %>
     <div class="panel">
         <h2 class="panel-heading">Comments</h2>