Move plugins to "sonar/desktop/plugins"

Summary:
Plugins moved from "sonar/desktop/src/plugins" to "sonar/desktop/plugins".

Fixed all the paths after moving.

New "desktop" folder structure:
- `src` - Flipper desktop app JS code executing in Electron Renderer (Chrome) process.
- `static` - Flipper desktop app JS code executing in Electron Main (Node.js) process.
- `plugins` - Flipper desktop JS plugins.
- `pkg` - Flipper packaging lib and CLI tool.
- `doctor` - Flipper diagnostics lib and CLI tool.
- `scripts` - Build scripts for Flipper desktop app.
- `headless` - Headless version of Flipper desktop app.
- `headless-tests` - Integration tests running agains Flipper headless version.

Reviewed By: mweststrate

Differential Revision: D20344186

fbshipit-source-id: d020da970b2ea1e001f9061a8782bfeb54e31ba0

desktop/plugins/navigation/hooks/requiredParameters.tsx

@@ -0,0 +1,35 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @format
+ */
+
+import {useEffect, useState} from 'react';
+import {validateParameter} from '../util/uri';
+
+export const useRequiredParameterFormValidator = (
+  requiredParameters: Array<string>,
+) => {
+  const [values, setValuesArray] = useState<Array<string>>(
+    requiredParameters.map(() => ''),
+  );
+  const [isValid, setIsValid] = useState(false);
+  useEffect(() => {
+    if (requiredParameters.length != values.length) {
+      setValuesArray(requiredParameters.map(() => ''));
+    }
+    if (
+      values.every((value, idx) =>
+        validateParameter(value, requiredParameters[idx]),
+      )
+    ) {
+      setIsValid(true);
+    } else {
+      setIsValid(false);
+    }
+  });
+  return {isValid, values, setValuesArray};
+};