Add a customValidation method to PolicyModal

In order for derivations of PolicyModal to apply their own custom error
checking, a new customValidation method is introduced into
PolicyModal.js

Issue-ID: CLAMP-863
Change-Id: If2ed515357741cab6f5b675b4b99423f9f3defed
Signed-off-by: Ted Humphrey <Thomas.Humphrey@att.com>

1 files changed, 65 insertions, 0 deletions

diff --git a/ui-react/src/utils/OnapUtils.js b/ui-react/src/utils/OnapUtils.js
new file mode 100644
index 000000000..316a0d65f
--- /dev/null
+++ b/ui-react/src/utils/OnapUtils.js
@@ -0,0 +1,65 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP CLAMP
+ * ================================================================================
+ * Copyright (C) 2020 AT&T Intellectual Property. All rights
+ *                             reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END============================================
+ * ===================================================================
+ *
+ */
+
+export default class OnapUtils {
+
+	constructor() {
+		this.clickBlocked = false;
+	}
+
+	static jsonEditorErrorFormatter(errors) {
+
+		let messages = [];
+		let messagesOutputString = null;
+
+		// errors is an array of JSON Editor "error" objects, where each
+		// object looks like this:
+
+		//	{
+		//		message: "Please populate the required property "Threshold""
+		//		path: "root.signatures.0"
+		//		property: "required"
+		//	}
+
+		// In this function we concatenate all the messages, removing any duplicates,
+		// and adding a newline between each message. The result returned is a single
+		// string that can be displayed to the user in an alert message
+
+		if (!Array.isArray(errors)) {
+			console.error('jsoneEditorErrorFormatter was passed a non-array argument');
+		} else {
+			for (let ii=0; ii < errors.length; ++ii) {
+				if (!messages.includes(errors[ii].message)) {
+					messages.push(errors[ii].message);
+					if (messagesOutputString) {
+						messagesOutputString += '\n' + errors[ii].message;
+					} else {
+						messagesOutputString = errors[ii].message;
+					}
+				}
+			}
+		}
+
+		return messagesOutputString;
+	}
+}