feat(core/forms): add new file field type

To be used for generic file uploads in forms

src/core/forms/interface/fields/field-type.ts

@@ -36,5 +36,6 @@ export enum AjfFieldType {
   Table,
   Geolocation,
   Barcode,
+  File,
   LENGTH
 }

src/core/forms/interface/fields/file-field.ts

@@ -0,0 +1,28 @@
+/**
+ * @license
+ * Copyright (C) Gnucoop soc. coop.
+ *
+ * This file is part of the Advanced JSON forms (ajf).
+ *
+ * Advanced JSON forms (ajf) is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the License,
+ * or (at your option) any later version.
+ *
+ * Advanced JSON forms (ajf) is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Advanced JSON forms (ajf).
+ * If not, see http://www.gnu.org/licenses/.
+ *
+ */
+
+import {AjfField} from './field';
+import {AjfFieldType} from './field-type';
+
+export interface AjfFileField extends AjfField {
+  fieldType: AjfFieldType.File;
+}

tools/public_api_guard/core/forms.d.ts

@@ -287,7 +287,8 @@ export declare enum AjfFieldType {
     Table = 11,
     Geolocation = 12,
     Barcode = 13,
-    LENGTH = 14
+    File = 14,
+    LENGTH = 15
 }
 
 export interface AjfFieldWarningAlertResult {