#!/usr/bin/env bash

set -x

if [ $? -ne 0 ]; then
    echo "please run the script again with a correct password"
    exit 1
fi

ALL=true

SKIP_RUBY=false

while [[ $# -gt 0 ]]
do
key="$1"

case $key in
    --system)
    SYSTEM=true
    ALL=false
    shift # past argument
    ;;
    --gui)
    GUI=true
    ALL=false
    shift # past argument
    ;;
    --skip-ruby)
    SKIP_RUBY=true
    shift # past argument
    ;;
    *)    # unknown option
    EMAIL="$1"
    shift # past argument
    ;;
esac
done

if [ -z "$EMAIL" ]; then
    echo "please provide an email address as an argument"
    exit 1
fi

cd $HOME
git clone https://github.com/doodzik/dotfiles

# ==============================================
# homebrew
# ==============================================

if [ "$ALL" == true ] ; then
  /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
  
  if [ "$(arch)" = "arm64" ]; then
    eval $(/opt/homebrew/bin/brew shellenv);
  else
    eval $(/usr/local/bin/brew shellenv);
  fi

  brew tap doodzik/tap
  brew tap homebrew/dupes # for screen
  brew tap homebrew/cask

  cmds=(
    bash_join
    fastlane
    fzf
    git
    git-lfs
    m-cli
    note
    npm-scripts
    nvm
    the_silver_searcher
    tidy-html5
    yarn
    youtube-dl
    zsh
  )

  if [ "$SKIP_RUBY" == false ] ; then
    # install ruby
    brew install rbenv
    LATEST_RUBY=$(rbenv install -l | sed -n '/^[[:space:]]*[0-9]\{1,\}\.[0-9]\{1,\}\.[0-9]\{1,\}[[:space:]]*$/ h;${g;p;}')
    rbenv install $LATEST_RUBY
    rbenv rehash
    rbenv global $LATEST_RUBY
  fi

  brew install vim

  brew install ${cmds[@]} || { echo 'brew failed' ; exit 1; }
fi

# ==============================================
# github
# ==============================================

if [ "$ALL" == true ] ; then
  ln -s ~/dotfiles/.githooks $HOME/.githooks
  ln -s ~/dotfiles/.gitaliases $HOME/.gitaliases
  ln -s ~/dotfiles/.gitmessage $HOME/.gitmessage
  ln -s ~/dotfiles/.gitignore_osx $HOME/.gitignore_osx
  ln -s ~/dotfiles/.vimrc $HOME/.vimrc
  ln -s ~/dotfiles/.vim $HOME/.vim
  ln -s ~/dotfiles/.screenrc $HOME/.screenrc

  git config --global user.name "Frederik Dudzik"
  git config --global user.email "$EMAIL"
  git config --global push.default simple
  git config --global core.editor vim
  git config --global credential.helper osxkeychain
  git config --global core.excludesfile ~/.gitignore_osx
  git config --global include.path ~/.gitaliases
  git config --global commit.template ~/.gitmessage
  git config --global core.hooksPath ~/.githooks
  git config --global push.default current
  ssh-keygen -t rsa -b 4096 -C "$EMAIL"
  eval "$(ssh-agent -s)" && ssh-add ~/.ssh/id_rsa
  cat ~/.ssh/id_rsa.pub | pbcopy

  # echo in red
  tput setaf 1
  echo 'copied key to clipboard. opening github settings.'
  # stop echoing in red
  tput sgr0

  echo 'Press [Enter] key when added key to github'
  sleep 2
  open https://github.com/settings/ssh
  read -p ''

  # setup repo for dotfiles
  cd ~/dotfiles
  git submodule update --init --recursive --remote

  cd .zprezto
  git submodule update --init --recursive --remote

  echo "GitHub: When you are asked for your username and password. Enter your username, then in the password prompt paste your Personal Access Token from your password manager."

  cd ..

  cd .vim
  ./install
  cd
fi

# ==============================================
# nvm
# ==============================================

if [ "$ALL" == true ] ; then
  # setup node
  mkdir ~/.nvm
  . $(brew --prefix nvm)/nvm.sh
  nvm install node
  nvm alias default node
  nvm use node
fi

# ==============================================
# Xcode
# ==============================================

if [ "$ALL" == true ] ; then
  echo "Setting Xcode preferences"

  # Always use spaces for indenting
  defaults write com.apple.dt.Xcode DVTTextIndentUsingTabs -bool false

  # Show tab bar
  defaults write com.apple.dt.Xcode AlwaysShowTabBar -bool true

  sudo gem install cocoapods
fi

# =============================================
# GUI
# =============================================

if [[ "$ALL" == true ]] || [[ "$GUI" == true ]]; then

  echo "installing gui..."

  guis=(
    vlc
    iterm2
    monitorcontrol
  )

  brew install --cask ${guis[@]}

  echo 'setup icloud && opening apps'
  echo 'trackpad tap to click & look up with 3 fingers'
  echo 'spaces: disable Automatically rearrange Spaces based on most recent use'
  echo 'Press [Enter] if done'
  sleep 2
  open -a System\ Preferences

  osascript -e '
     on run
          do shell script "echo setup assistive access for the terminal"
     end run'
  read -p ''
fi

# ==============================================
# system
# ==============================================
# monitor changes to the settings
# sudo opensnoop -n cfprefsd-int-int

if [[ "$ALL" == true ]] || [[ "$SYSTEM" == true ]]; then
  # disable gateskeeper
  m gatekeeper disable

  # multitouch/trackpad
  defaults write com.apple.driver.AppleBluetoothMultitouch.trackpad TrackpadThreeFingerTapGesture -int 2;
  defaults write com.apple.driver.AppleBluetoothMultitouch.trackpad Clicking -int 1;
  defaults write -g com.apple.trackpad.scaling 3

  # keyboard
  defaults write com.apple.HIToolbox AppleEnabledInputSources -array-add '{ InputSourceKind = "Keyboard Layout"; "KeyboardLayout ID" = 0; "KeyboardLayout Name" = "U.S"; }'
  defaults write InitialKeyRepeat -int 15
  defaults write KeyRepeat -int 2

  # capslock to cntr
  # ~/Library/Preferences/ByHost/.GlobalPreferences
  mappingplist=com.apple.keyboard.modifiermapping.1452-585-0
  defaults -currentHost write -g $mappingplist '({
      HIDKeyboardModifierMappingDst = 2;
      HIDKeyboardModifierMappingSrc = 0;
    })'

  # menu bar
  defaults read com.apple.menuextra.battery ShowPercent -bool YES

  # users
  defaults write com.apple.loginwindow GuestEnabled -bool NO
  defaults write com.apple.loginwindow SHOWFULLNAME -int 1

  # dock
  m dock autohide YES
  defaults write com.apple.dock mineffect -string 'scale'
  defaults write com.apple.dock persistent-apps '()'

  # finder
  m finder showhiddenfiles YES
  m finder showextensions YES

  # Don't offer new disks for backup
  defaults write com.apple.TimeMachine DoNotOfferNewDisksForBackup -bool true

  # symlink iCloud Folder to ~/
  ln -s Library/Mobile\ Documents/com~apple~CloudDocs
  mv com\~apple\~CloudDocs iCloud

  # symbolic hotkeys
  # Select the previous input source - Command, Option, Space
  defaults write ~/Library/Preferences/com.apple.symbolichotkeys.plist AppleSymbolicHotKeys -dict-add 60 "{ enabled = 1; value = { parameters = ( 32, 49, 262144 ); type = standard; }; }"

  # no blurry font
  defaults write com.apple.Terminal AppleFontSmoothing -int 0

  RESTART=true
fi

# ==============================================
# Zsh
# ==============================================

if [ "$ALL" == true ] ; then
  $HOME/dotfiles/.init_zsh
fi

# ==============================================
# restart
# ==============================================

if [ "$RESTART" = true ] ; then
  echo 'Press [Enter] to restart the computer'
  read -p ''
  m restart
fi