Created config global state. Reworked WeatherSettings and WeatherWidget to use new config state.

client/src/utility/index.ts

@@ -1,2 +1,3 @@
 export * from './iconParser';
-export * from './urlParser';
+export * from './urlParser';
+export * from './searchConfig';

client/src/utility/searchConfig.ts

@@ -0,0 +1,24 @@
+import { store } from '../store/store';
+
+/**
+ * Search config store with given key
+ * @param key Config pair key to search
+ * @param _default Value to return if key is not found
+ */
+export const searchConfig = (key: string, _default: any)=> {
+  const state = store.getState();
+
+  const pair = state.config.config.find(p => p.key === key);
+
+  if (pair) {
+    if (pair.valueType === 'number') {
+      return parseFloat(pair.value);
+    } else if (pair.valueType === 'boolean') {
+      return parseInt(pair.value);
+    } else {
+      return pair.value;
+    }
+  } else {
+    return _default;
+  }
+}