Add function to check exportability

Signed-off-by: Christopher Ng <[email protected]>
(cherry picked from commit 64c7cb8)

src/services/migrationService.js

@@ -25,6 +25,7 @@ import confirmPassword from '@nextcloud/password-confirmation'
 import { generateOcsUrl } from '@nextcloud/router'
 
 import { APP_ID, API_VERSION } from '../shared/constants.js'
+import { formatQueryParamArray } from '../shared/utils.js'
 
 /**
  * @return {object}
@@ -59,6 +60,18 @@ export const cancelJob = async () => {
 	return response.data.ocs?.data
 }
 
+/**
+ * @param {string[]} migrators Array of migrators
+ *
+ * @return {object}
+ */
+export const checkExportability = async (migrators) => {
+	const url = generateOcsUrl('/apps/{appId}/api/v{apiVersion}/exportable', { appId: APP_ID, apiVersion: API_VERSION }) + formatQueryParamArray('migrators', migrators)
+	const response = await axios.get(url)
+
+	return response.data.ocs?.data
+}
+
 /**
  * @param {string[]} migrators Array of migrators
  *

src/shared/utils.js

@@ -0,0 +1,31 @@
+/**
+ * @copyright 2022 Christopher Ng <[email protected]>
+ *
+ * @author Christopher Ng <[email protected]>
+ *
+ * @license AGPL-3.0-or-later
+ *
+ * This program 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.
+ *
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * @param {string} name Name of the query parameter
+ * @param {string[]} values Array of values
+ *
+ * @return {string}
+ */
+export const formatQueryParamArray = (name, values) => {
+	 return `?${values.map(value => `${name}[]=${value}`).join('&')}`
+}