Merge pull request #4606 from nextcloud-libraries/fix/nc-select-dupli…

…cated-uid

fix(NcSelect): make id truly uniqual

src/components/NcSelect/NcSelect.vue

@@ -546,6 +546,8 @@ import NcLoadingIcon from '../NcLoadingIcon/index.js'
 
 import l10n from '../../mixins/l10n.js'
 
+import GenRandomId from '../../utils/GenRandomId.js'
+
 export default {
 	name: 'NcSelect',
 
@@ -801,6 +803,16 @@ export default {
 			},
 		},
 
+		/**
+		 * A unique identifier used to generate IDs and DOM attributes. Must be unique for every instance of the component.
+		 *
+		 * @see https://vue-select.org/api/props.html#uid
+		 */
+		uid: {
+			type: String,
+			default: () => '-' + GenRandomId(),
+		},
+
 		/**
 		 * When `appendToBody` is true, this sets the placement of the dropdown
 		 *