Use private properties in classes

controllers/canvas.mjs

@@ -12,7 +12,7 @@ export default async function generateCanvas(manifestId, name) {
 
 	const canvas = new Canvas(IIIF_API_VERSION, BASE_URL);
 	canvas.generateID(manifestId, name);
-	canvas.setLabel(`${manifestId}-${name.toLowerCase()}`);
+	canvas.label = `${manifestId}-${name.toLowerCase()}`;
 
 	const image = new Image(canvas.id);
 	image.generateID(process.env.IMAGE_SERVER_URL, await Common.getImageName(canvas));

src/Canvas.js

@@ -5,8 +5,8 @@ import Image from './Image.js';
  */
 class Canvas {
     id = '';
-    type = 'sc:Canvas';
-    label = '';
+    #type = 'sc:Canvas';
+    #label = '';
     resourceId = '';
     name = '';
     images = [];
@@ -28,8 +28,8 @@ class Canvas {
     /**
      * @param {string} label A label for this canvas
      */
-    setLabel(label) {
-        this.label = label;
+    set label(label) {
+        this.#label = label;
     }
     /**
      * @param {Image} image Add an image to the canvas
@@ -59,8 +59,8 @@ class Canvas {
         return {
             "@context" : this.context,
             "@id" : this.id,
-            "@type" : this.type,
-            "label" : this.label,
+            "@type" : this.#type,
+            "label" : this.#label,
             "images" : this.images,
             "thumbnail" : this.thumbnail
         }

src/Image.js

@@ -4,15 +4,15 @@ import IIIFResource from './IIIFResource.js';
  */
 class Image {
     id = '';
-    context = `https://iiif.io/api/presentation/${process.env.IIIF_API_VERSION}/context.json`;
-    type = 'oa:Annotation';
-    motivation = 'sc:painting';
-    __type = 'dctypes:Image';
-    __format = 'image/jpeg';
+    #context = `https://iiif.io/api/presentation/${process.env.IIIF_API_VERSION}/context.json`;
+    #type = 'oa:Annotation';
+    #motivation = 'sc:painting';
+    #resType = 'dctypes:Image';
+    #format = 'image/jpeg';
     height = 0;
     width = 0;
     service = {
-        "@context" : this.context,
+        "@context" : this.#context,
         "@id" : '',
         profile : 'https://iiif.io/api/image/2/level2.json',
     };
@@ -53,13 +53,13 @@ class Image {
      */
     toObject() {
         return {
-            "@context" : this.context,
-            "@type" : this.type,
-            motivation : this.motivation,
+            "@context" : this.#context,
+            "@type" : this.#type,
+            motivation : this.#motivation,
             resource : {
                 "@id" : this.id,
-                "@type" : this.__type,
-                format: this.__format,
+                "@type" : this.#resType,
+                format: this.#format,
                 service : this.service,
                 height: this.height,
                 width: this.width,

src/Manifest.js

@@ -1,12 +1,16 @@
 import IIIFResource from './IIIFResource.js';
 import Sequence from "./Sequence.js";
+
+const TECH = {
+    nir: "Technical Photography, Near Infrared Imaging 1000nm",
+}
 /**
  * @implements IIIFResource
  */
 class Manifest {
     id = '';
-    _type = 'sc:Manifest';
-    _label = '';
+    #type = 'sc:Manifest';
+    #label = '';
     resourceId = '';
     /**
      * @var {Sequence[]}
@@ -34,7 +38,7 @@ class Manifest {
      * Create IIIF label for this manifest
      */
     generateLabel() {
-        this._label = `P.Herc. ${this.resourceId.split('-')[1]}`;
+        this.#label = `P.Herc. ${this.resourceId.split('-')[1]}`;
     }
     /**
      * Object representation of this
@@ -47,8 +51,8 @@ class Manifest {
         return {
             "@context" : this.context,
             "@id" : this.id,
-            "@type" : this._type,
-            label : this._label,
+            "@type" : this.#type,
+            label : this.#label,
             sequences: this.sequences,
         }
     }

src/Sequence.js

@@ -8,7 +8,7 @@ import Canvas from './Canvas.js';
 class Sequence {
     canvases = [];
     id = '';
-    type = 'sc:Sequence';
+    #type = 'sc:Sequence';
     resourceId = '';
 
     constructor(baseUrl) {
@@ -34,7 +34,7 @@ class Sequence {
     toObject() {
         return {
             "@id" : this.id,
-            "@type" : this.type,
+            "@type" : this.#type,
             canvases : this.canvases
         }
     }

src/common.js

@@ -75,7 +75,7 @@ Common.populateCanvases = async function (manifest, images) {
 		const canvasName = img.split('_')[3].replace(/\.[\w\d]{2,3}$/,'');
 
 		canvas.generateID(manifest.resourceId, canvasName);
-		canvas.setLabel(`${manifest.resourceId}-${canvasName.toLowerCase()}`);
+		canvas.label = `${manifest.resourceId}-${canvasName.toLowerCase()}`;
 
 		let image = new Image(canvas.id);
 		image.generateID(process.env.IMAGE_SERVER_URL, img);