🇻🇪

Juan Simón juanchoperezj

🇻🇪

I write bugs, sometimes I code.

juanchoperezj / AppDelegate.mm

Last active October 30, 2025 01:43

Use RocketSim Network Monitoring with both React Native CLI generated and Expo projects

	// imports...

	@interface RocketSimLoader : NSObject

	- (void)loadRocketSimConnect;

	@end

	@implementation RocketSimLoader

juanchoperezj / Alert.tsx

Created August 11, 2023 20:30

Alert component using react-native-bottom-sheet and event emmitter

	import { EventEmitter } from 'eventemitter3';
	import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
	import { Text, View } from 'react-native';

	import { BottomSheetModal, BottomSheetModalProvider } from '@gorhom/bottom-sheet';
	import { useNavigation } from '@react-navigation/native';

	import { AuthStackScreens } from 'navigation/stacks/auth';

	import Button from 'common/Button';

juanchoperezj / CustomToast.tsx

Created August 11, 2023 20:10

Custom Toast implemented with Reanimated and Gesture Handler

	import React, { forwardRef, useCallback, useImperativeHandle } from 'react';
	import { PanGestureHandler } from 'react-native-gesture-handler';
	import Animated, {
	runOnJS,
	useAnimatedGestureHandler,
	useAnimatedStyle,
	useSharedValue,
	withDelay,
	withSequence,
	withSpring,

juanchoperezj / validate_env.ts

Created August 10, 2023 17:02

Validate env complete implementation reading the env file variables a compare them against the zod object

	import fs from 'fs';
	import path from 'path';

	import Environment from '../src/@types/env';

	const APP_ENV = process.env.APP_ENV ?? 'dev';
	const isDev = APP_ENV === 'dev';
	const envFile = path.join(__dirname, isDev ? '../.env' : `../.env.${APP_ENV}`);

	(() => {

juanchoperezj / package.json

Created August 8, 2023 22:02

Package.json scripts example

	"scripts": {
	"ios:staging": "APP_ENV=staging ts-node scripts/validate-env.ts && react-native run-ios --scheme MyReactNativeApp-Staging",
	"ios:prod": "APP_ENV=prod ts-node scripts/validate-env.ts && react-native run-ios --scheme MyReactNativeApp",
	"android:dev": "APP_ENV=dev ts-node scripts/validate-env.ts && react-native run-android --variant=devDebug --appIdSuffix=dev",
	"android:qa": "APP_ENV=qa ts-node scripts/validate-env.ts && react-native run-android --variant=qaDebug --appIdSuffix=qa",
	// ... other scripts
	}

juanchoperezj / env.ts

Created August 8, 2023 22:01

ENV zod object

	import z from 'zod';

	const NativeConfig = z.object({
	API_URL: z.string(),
	BASE_URL: z.string(),
	});

	export type NativeConfigType = z.infer<typeof NativeConfig>;
	export default NativeConfig;

juanchoperezj / react_native_config.d.ts

Last active August 10, 2023 16:58

React Native Config Interface Example

	import { NativeConfigType } from './env';

	declare module 'react-native-config' {
	export interface NativeConfig extends NativeConfigType {}

	export const Config: NativeConfig;
	export default Config;
	}

juanchoperezj / ts_node.sh

Last active August 10, 2023 16:58

ts-node dev dependency

	yarn add -D ts-node
	npm install ts-node --save-dev

juanchoperezj / install_dependencies.sh

Last active August 10, 2023 16:58

Dependencies needed to validate environment variables

	yarn add react-native-config zod
	npm i react-native-config zod

juanchoperezj / Postgres Notify Firebase

Created October 3, 2018 12:53

Trigger that notifies the javascript thread of a change occurred and sends push notifications using postgres and firebase

	const admin = require('firebase-admin')
	const request = require('request')
	const config = require('../config')
	const {JWT} = require('google-auth-library')

	const dbConfig = config.database
	const pg = require('pg')

	/**
	* @type {string}