fix(Phone Parser): store country prefix

FIx #1040

src/composable/queryParams.ts

@@ -1,7 +1,8 @@
 import { useRouteQuery } from '@vueuse/router';
 import { computed } from 'vue';
+import { useStorage } from '@vueuse/core';
 
-export { useQueryParam };
+export { useQueryParam, useQueryParamOrStorage };
 
 const transformers = {
   number: {
@@ -33,3 +34,31 @@ function useQueryParam<T>({ name, defaultValue }: { name: string; defaultValue:
     },
   });
 }
+
+function useQueryParamOrStorage<T>({ name, storageName, defaultValue }: { name: string; storageName: string; defaultValue?: T }) {
+  const type = typeof defaultValue;
+  const transformer = transformers[type as keyof typeof transformers] ?? transformers.string;
+
+  const storageRef = useStorage(storageName, defaultValue);
+  const storageDefaultValue = storageRef.value ?? defaultValue;
+
+  const proxy = useRouteQuery(name, transformer.toQuery(storageDefaultValue as never));
+
+  const ref = computed<T>({
+    get() {
+      return transformer.fromQuery(proxy.value) as unknown as T;
+    },
+    set(value) {
+      proxy.value = transformer.toQuery(value as never);
+    },
+  });
+
+  watch(
+    ref,
+    (newValue) => {
+      storageRef.value = newValue;
+    },
+  );
+
+  return ref;
+}

src/tools/phone-parser-and-formatter/phone-parser-and-formatter.vue

@@ -9,9 +9,10 @@ import {
 import { withDefaultOnError } from '@/utils/defaults';
 import { booleanToHumanReadable } from '@/utils/boolean';
 import { useValidation } from '@/composable/validation';
+import { useQueryParamOrStorage } from '@/composable/queryParams';
 
 const rawPhone = ref('');
-const defaultCountryCode = ref(getDefaultCountryCode());
+const defaultCountryCode = useQueryParamOrStorage({ name: 'country', storageName: 'phone-parser:country', defaultValue: getDefaultCountryCode() });
 const validation = useValidation({
   source: rawPhone,
   rules: [