[ADD] a bash script to allow the user to create a react app of their choice based on the options available as of writing the script

Author: HenraL

bonus/learning/Henry_letellier/create_react_app.sh

@@ -0,0 +1,94 @@
+#!/bin/bash
+##
+## EPITECH PROJECT, 2024
+## epickup
+## File description:
+## create_react_app.sh
+##
+
+TRUE=0
+FALSE=1
+
+function check_npm_installed {
+    npm --version 1>/dev/null 2>&1
+
+    if [ $? -ne 0 ]; then
+        echo "npm could not be found"
+        return $FALSE
+    fi
+    return $TRUE
+}
+
+function check_npx_installed {
+    npx --version 1>/dev/null 2>&1
+
+    if [ $? -ne 0 ]; then
+        echo "npx could not be found"
+        return $FALSE
+    fi
+    return $TRUE
+}
+
+function check_node_installed {
+    node --version 1>/dev/null 2>&1
+
+    if [ $? -ne 0 ]; then
+        echo "node could not be found"
+        return $FALSE
+    fi
+    return $TRUE
+}
+
+echo "Checking ressources..."
+check_node_installed
+if [ $? -eq $FALSE ]; then
+    echo "Please install node"
+    exit 1
+fi
+
+check_npm_installed
+if [ $? -eq $FALSE ]; then
+    echo "Please install npm"
+    exit 1
+fi
+
+check_npx_installed
+if [ $? -eq $FALSE ]; then
+    echo "npx is not installed, installing it..."
+    sudo npm install -g npx
+fi
+
+echo -n "app name: "
+read -r appname
+
+echo -n "App type, [(n)ext/(r)eact/(e)xpo]: "
+read -r choice
+if [ "$choice" = "n" ]; then
+    echo "Next.js"
+    npx create-next-app@latest $appname .
+elif [ "$choice" = "r" ]; then
+    echo "React"
+    npx create-react-router@latest $appname .
+elif [ "$choice" = "e" ]; then
+    echo "Expo"
+    npx npx create-expo-app@latest $appname .
+else
+    echo "Invalid choice"
+    exit 1
+fi
+
+if [ -d $appname ]; then
+    echo "App created"
+    echo "Entering $appname directory..."
+    cd $appname
+    echo "Installing dependencies..."
+    npm install
+    echo "Building app..."
+    npm run build
+    echo "App built"
+    echo "The app is ready to be worked on"
+    exit 0
+else
+    echo "App not created"
+    exit 1
+fi