mac_setup

#!/bin/bash

echo "===> Running setup for macOS..."

# Step 1: Check and install rbenv and Ruby Version 2.7.6
echo "Checking Ruby version..."
required_ruby_version="2.7.6"
current_ruby_version=$(ruby -v | cut -d " " -f 2 | cut -d "p" -f 1)
if [ "$current_ruby_version" = "$required_ruby_version" ]; then
    echo "Required Ruby version is already installed"
    return 0
else
    echo "Ruby is not found or using the wrong version"
    return 1
fi

if [ $? -eq 1 ]; then
    echo "===> Installing rbenv and Ruby 2.7.6..."

    # Mac uses Homebrew for package installation
    brew update
    brew install rbenv git curl

    # Add rbenv init and path to bash profile or zshrc if they're not already there
    if [[ $SHELL == *"/zsh"* ]]; then
        profile_file="~/.zshrc"
    else
        profile_file="~/.bash_profile"
    fi

    if ! grep -q 'eval "\$(rbenv init -)"' $profile_file; then
        echo 'eval "$(rbenv init -)"' >> $profile_file
    fi

    if ! grep -q "$HOME/.rbenv/shims" $profile_file; then
        echo 'export PATH="$PATH:$HOME/.rbenv/shims"' >> $profile_file
    fi

    source $profile_file
    rbenv init
    mkdir -p "$(rbenv root)"/plugins
    git clone https://github.com/rbenv/ruby-build.git "$(rbenv root)"/plugins/ruby-build
    rbenv install 2.7.6

    echo "===> Running RBENV Doctor to check the installation..."
    curl -fsSL https://github.com/rbenv/rbenv-installer/raw/main/bin/rbenv-doctor | bash

    rbenv global 2.7.6 && rbenv rehash

    # Check ruby version
    echo "Checking Ruby version once more time..."
    wrong_ruby_version
    if [ $? -eq 1 ]; then
        echo "Ruby has been installed!"
    else
        echo "UNEXPECTED ERROR: RUBY INSTALLATION FAILED"
    fi
else
    echo "Ruby version is correct!"
fi

# Step 2: Install Bundler and bundle install
echo "===> Installing Bundler and Bundle Install..."
bundle install

# Step 3: Install PostgreSQL and create user
echo "===> Installing PostgreSQL..."

# Mac uses Homebrew for PostgreSQL installation
brew install postgresql
brew services start postgresql

# Check if user exists, if not, create it
if psql postgres -tAc "SELECT 1 FROM pg_roles WHERE rolname='$USER'" | grep -q 1; then
    echo "===> User $USER already exists, updating password..."
    psql postgres -c "ALTER USER $USER WITH PASSWORD '$USER';"
else
    echo "===> Creating user $USER..."
    psql postgres -c "CREATE USER $USER WITH PASSWORD '$USER';"
fi

# Check for SUPERUSER permission
if psql postgres -tAc "SELECT 1 FROM pg_roles WHERE rolname='$USER' AND rolsuper;" | grep -q 1; then
    echo "===> User $USER already has SUPERUSER permission."
else
    echo "===> Granting SUPERUSER permission to $USER..."
    psql postgres -c "ALTER USER $USER WITH SUPERUSER;"
fi

# Check for CREATEDB permission
if psql postgres -tAc "SELECT 1 FROM pg_roles WHERE rolname='$USER' AND rolcreatedb;" | grep -q 1; then
    echo "===> User $USER already has CREATEDB permission."
else
    echo "===> Granting CREATEDB permission to $USER..."
    psql postgres -c "ALTER USER $USER WITH CREATEDB;"
fi

# Create .env file with the database username and password
# Check if .env file exists
if [ ! -f .env ]; then
    touch .env
fi

# Check if DATABASE_USERNAME exists in .env
grep -q "^DATABASE_USERNAME=" .env
if [ $? -ne 0 ]; then
    echo "DATABASE_USERNAME=$USER" >> .env
fi

# Check if DATABASE_PASSWORD exists in .env
grep -q "^DATABASE_PASSWORD=" .env
if [ $? -ne 0 ]; then
    echo "DATABASE_PASSWORD=$USER" >> .env
fi

echo "===> PostgreSQL setup complete!"

# Step 4: Install Redis
echo "===> Installing Redis..."
brew install redis
brew services start redis

echo "===> Setup complete!"
return 1