start adding payment

src/config/firebase.js

@@ -1,4 +1,5 @@
 import AsyncStorage from "@react-native-async-storage/async-storage";
+import { Platform } from "react-native";
 import {
   getReactNativePersistence,
   initializeAuth,
@@ -9,6 +10,26 @@ import "firebase/compat/firestore";
 import "firebase/compat/functions";
 import "firebase/compat/storage";
 
+const functionsInstances = {};
+const emulatorConfigured = {};
+const emulatorHost = Platform.OS === "web" ? "localhost" : "192.168.1.146";
+
+const configureFunctionsEmulator = (instance, regionKey = "us-central1") => {
+  if (!__DEV__ || !instance?.useEmulator || emulatorConfigured[regionKey]) {
+    return;
+  }
+
+  try {
+    instance.useEmulator(emulatorHost, 5001);
+    emulatorConfigured[regionKey] = true;
+  } catch (error) {
+    console.warn(
+      `[firebase] Unable to set functions emulator for region ${regionKey}`,
+      error?.message,
+    );
+  }
+};
+
 export const firebaseConfig = {
   apiKey: "AIzaSyCuHJHdwVN_F-VmUG4Hd7bGiMRqj6rPlLo",
   authDomain: "musicland-d33f9.firebaseapp.com",
@@ -29,6 +50,9 @@ if (!firebase?.apps?.filter(({ name_ }) => name_ === "[DEFAULT]").length) {
   // if (__DEV__) {
   //   firebase.functions().useEmulator("localhost", 5001);
   // }
+  const defaultFunctions = firebase.functions();
+  functionsInstances["us-central1"] = defaultFunctions;
+  configureFunctionsEmulator(defaultFunctions, "us-central1");
   console.log("Firebase init");
 }
 
@@ -57,4 +81,18 @@ export const reportsRef = firestore.collection("reports");
 export const { arrayUnion, arrayRemove, increment, serverTimestamp } =
   firebase.firestore.FieldValue;
 
+export const getFunctionsClient = (region = "us-central1") => {
+  const regionKey = region || "us-central1";
+
+  if (!functionsInstances[regionKey]) {
+    functionsInstances[regionKey] = firebase.app().functions(regionKey);
+  }
+
+  const instance = functionsInstances[regionKey];
+
+  configureFunctionsEmulator(instance, regionKey);
+
+  return instance;
+};
+
 export default firebase;