#!/usr/bin/env bash

echo "🧪 checking we have tofu insatalled..."
if ! command -v tofu &> /dev/null
then
    echo "❌ tofu could not be found, please install it first"
    echo 
    echo "see https://opentofu.org/docs/intro/install/standalone/"
    echo 
    echo "and https://opentofu.org/docs/intro/install/ for more details"
    echo
    exit 1
fi  

echo "✅ tofu is installed,..."
echo 
tofu version
echo

echo "🧪 checking we have gcloud insatalled..."
if ! command -v gcloud &> /dev/null
then
    echo "❌ gcloud could not be found, please install it first"
    echo
    echo "see https://cloud.google.com/sdk/docs/install"
    echo
    exit 1
fi

echo "✅ gcloud is installed,..."
echo
gcloud version
echo

echo "🧪 checking we have kubectl insatalled..."
if ! command -v kubectl &> /dev/null
then
    echo "❌ kubectl could not be found, please install it first"
    echo
    echo "see https://kubernetes.io/docs/tasks/tools/install-kubectl-linux/"
    echo
    exit 1
fi

echo "✅ kubectl is installed,..."
echo
kubectl version --client
echo 

echo "🧪 checking we have envsubst insatalled..."
if ! command -v envsubst &> /dev/null
then
    echo "❌ envsubst could not be found, please install it first"
    echo
    echo "on ubuntu you can install it with: sudo apt-get install -y gettext-base"
    echo
    exit 1
fi
echo "✅ envsubst is installed,..."
echo
envsubst --version
echo    

echo "✅ Pre-flight checks passed. You are ready to proceed 🙂"
echo