Fix/from uc2

src/app/mapping/mapping.component.ts

@@ -61,7 +61,9 @@ export class MappingComponent implements OnInit {
     this.ids = this.dataSetService.ids;
     this.ids
     this.keys = [];
-    this.type == "Dataverse" ? this.getKeysFromMetadataDataverse(this.itemsdataset[0], '') : this.getKeysFromMetadataCustom(this.itemsdataset[0], '');
+    this.type == "Dataverse" ? this.getKeysFromMetadataDataverse(this.itemsdataset[0], '') :  this.getKeysFromMetadataCustom(this.itemsdataset[0], '');
+    this.keys = Array.from(new Set(this.keys));
+    console.table(this.keys)
     this.filteredOptions = of(this.keys);
   }
 
@@ -71,6 +73,7 @@ export class MappingComponent implements OnInit {
     let mappedMetadata: Map<number, string> = new Map()
     for (let i = 0; i < this.selectedPaths.length; i++) {
       if (this.selectedPaths[i]) {
+        
         let tab = this.selectedPaths[i].split(' : ');
         this.type == "Dataverse" ? mappedMetadata.set(i, this.getValueDataverse(tab, item)) : mappedMetadata.set(i, this.getValueCustom(tab, item));
       }
@@ -194,29 +197,29 @@ export class MappingComponent implements OnInit {
 
   /* function to get recursively all the keys and values from the JSON object */
 
- 
+
   getKeysFromMetadataCustom(obj: Object, keyParent: string) {
     Object.keys(obj).forEach(key => {
       if (typeof obj[key] === 'object') {
-        if (Array.isArray(obj[key])) { 
+        if (Array.isArray(obj[key])) {   
           obj[key].forEach(e => {
-            if (typeof e === 'object' && Array.isArray(e)) {
-              this.getKeysFromMetadataDataverse(e, keyParent + ' : ' + key );
+            if (typeof e === 'object') {
+              Object.keys(e).forEach(k => {
+                this.keys.push(keyParent + k);
+              })
+              this.getKeysFromMetadataCustom(e, keyParent + key + ' : ');
             }
           });
+          this.keys.push(keyParent + key )
+          this.getKeysFromMetadataCustom(obj[key], keyParent + key + ' : ');
         } else {
-          if (keyParent) {
-            this.getKeysFromMetadataDataverse(obj[key], keyParent + ' : ' + key);
-          } else {
-            this.getKeysFromMetadataDataverse(obj[key], key);
-          }
+          this.keys.push(keyParent + key )
+          this.getKeysFromMetadataCustom(obj[key], keyParent + key + ' : ');
         }
       } else {
-        if (keyParent) {
-          this.keys.push(keyParent + ' : ' + key)
-        } else {
-          this.keys.push(key)
-        }
+
+        this.keys.push(keyParent + key );
+
       }
     });
   }
@@ -269,14 +272,18 @@ export class MappingComponent implements OnInit {
           if (Array.isArray(obj) && obj.some(e => typeof e === 'object')) {
             let array = [];
             obj.forEach(e => {
-              array.push(e[tab[i]]);
+              if (e[tab[i]]){
+                array.push(e[tab[i]]);
+              }
             });
             return array;
           } else if (typeof obj === 'object' && Object.values(obj).every(e => Array.isArray(e))) {
             let array = [];
             for (let element in obj) {
               obj[element].forEach(e => {
-                array.push(e[tab[i]]);
+                if (e[tab[i]]){
+                  array.push(e[tab[i]]);
+                }
               })
             }
             return array;