#!/usr/bin/bash

# CONSTANTS

BASEDIR=$(dirname "$0")

# FUNCTIONS

function install_rails_templating {
  if [[ ! -d $HOME/.local/rails ]]; then
    mkdir -p $HOME/.local/rails
    ln -sf $(realpath $BASEDIR/src/railsrc) $HOME/.railsrc
    ln -sf $(realpath $BASEDIR/src/template.rb) $HOME/.local/rails/template.rb
    echo rails-templating installed succesfully!
  else
    echo rails-templating already installed!
  fi
}

function install_ruby {
  if ! command -v ruby >/dev/null; then
    ruby_version=$(wget_semver github jdx/ruby)
    mise set GEM_INSTALL_OPTS="--no-document"
    mise use --global ruby@${ruby_version}
  else
    echo 'ruby already installed!'
  fi

  if ! command -v rails >/dev/null; then
    mise exec -- gem install rails
  else
    echo 'rails already installed!'
  fi
}

function install_mise {
  if [[ ! -f $HOME/.local/bin/mise ]]; then
    echo -n 'installing mise...'
    curl -s https://mise.run | sh 2>&1 >/dev/null
    echo OK
  fi

  if [[ ! -f $HOME/.bashrc ]] || ! grep -q '.local/bin/mise activate bash' $HOME/.bashrc; then
    echo "eval \"\$($HOME/.local/bin/mise activate bash)\"" >>$HOME/.bashrc
    source $HOME/.bashrc
    mise version
  fi

  if [[ ! -f $HOME/.config/mise/config.toml ]]; then
    mise self-update -y 2>&1 >/dev/null
    mise settings set experimental true
    mise use -g usage
    mise settings add idiomatic_version_file_enable_tools ruby
    echo mise install successfully for development
  else
    echo mise already installed!
  fi
}

function install_miaou_bash {
  if ! command -v curl >/dev/null; then
    sudo apt install -y git curl
  fi

  if [[ ! -d /opt/miaou-bash ]]; then
    curl https://git.artcode.re/miaou/miaou-bash/raw/branch/main/install.sh | sudo bash -s
  else
    echo miaou-bash already installed!
  fi
}

function install_debian_packages {
  sudo apt-get install -y git build-essential libssl-dev libreadline-dev zlib1g-dev
}

# MAIN

set -Eue
install_debian_packages
install_miaou_bash
install_mise
install_ruby
install_rails_templating