Modify params endpoint response

controllers/params.mjs

@@ -6,5 +6,20 @@ import Common from '../src/common.js';
  * Show all possible parameters for manifest URLs
  */
 export default async function exposeParams() {
-    return await Common.getParamsFromFolders();
+    console.log(process.env.IMAGES_DIR);
+    let techs = [];
+
+    for (let key in Common.TECH_NAMES) {
+        techs.push({
+            'acronym': key.toUpperCase(),
+            'fullname': Common.TECH_NAMES[key]
+        });
+    }
+    
+    let papyri = await Common.getParamsFromFolders();
+
+    return {
+        'techniques' : techs,
+        papyri
+    };
 }

src/common.js

@@ -15,6 +15,8 @@ const TECH_NAMES = {
 	nir: "Near Infrared Imaging 1000nm",
 	hsi: "SWIR Hyperspectral Imaging",
 	uvf: "Technical Photography UVF",
+	mbi: "Multispectral Imaging",
+	md: "Digital Microscope",
 }
 const authors = {
 	DAN: 'Danilo P. Pavone',
@@ -56,20 +58,26 @@ function extractDOMetadata(imgFilename) {
 		copyright: "The Bodleian Libraries, University of Oxford",
 	}
 }
+Common.TECH_NAMES = TECH_NAMES;
 /**
  * Retrieves available image techniques
  * for all papyruses based on folder contents
  * @returns {object}
  */
 Common.getParamsFromFolders = async function() {
-	let params = {};
+	let params = [];
 	const papyri = await fs.promises.readdir(process.env.IMAGES_DIR);
 
 	for (let p of papyri) {
-		params[p] = [];
+		let techniques = [];
 		for (let tech of await fs.promises.readdir(`${process.env.IMAGES_DIR}/${p}`)) {
-			params[p].push(tech.toLowerCase().replaceAll('_','-'));
+			techniques.push(tech.replace(/PHerc_\d+_/i, ''));
 		}
+
+		params.push({
+			name : p.replace('_', ' '),
+			techniques
+		});
 	}
 
 	return params;