#!/bin/bash

# mise now comes from pacman, and shell/bashrc activates it, so replace the copy
# mise.run installed in ~/.local/bin with a link to it, and remove the line
# mise.run added to ~/.bashrc. Ruby and Rails are no longer installed for
# everyone, only with configure languages: machines that have them keep them,
# and update keeps Rails on new Rubies.
LANGUAGES_CONF="$HOME/.config/coredesktop/languages"
DEFAULT_GEMS="$HOME/.default-gems"

# 10-pacman.sh installs mise from packages.conf before migrations run
[ -x /usr/bin/mise ] || { echo "mise isn't installed from pacman yet."; exit 1; }

if [ -f ~/.bashrc ] && grep -qE '\.local/bin/mise activate' ~/.bashrc; then
  tmp="$(mktemp ~/.bashrc.XXXXXX)" || exit 1
  # grep -v exits 1 when that line was all there was, which is fine
  grep -vE '\.local/bin/mise activate' ~/.bashrc > "$tmp"
  (( $? <= 1 )) && cat "$tmp" > ~/.bashrc
  status=$?
  rm -f "$tmp"
  [ $status -eq 0 ] || exit 1
fi
# A link, not nothing: shells opened before this update still run the old
# copy's path before every prompt, and would print an error until closed
ln -sfn /usr/bin/mise ~/.local/bin/mise || exit 1

# Ruby that CoreDesktop installed: count it as chosen with configure languages.
# From home, so a project's mise.toml in the current directory doesn't count.
cd "$HOME" || exit 1
if /usr/bin/mise ls --global --quiet 2> /dev/null | grep -q '^ruby '; then
  mkdir -p "$(dirname "$LANGUAGES_CONF")" || exit 1
  grep -qsx rails "$LANGUAGES_CONF" || echo rails >> "$LANGUAGES_CONF"
  for gem in bundler rails; do
    grep -qsx "$gem" "$DEFAULT_GEMS" || echo "$gem" >> "$DEFAULT_GEMS"
  done
  # update used to move to a new Ruby without Rails
  echo "Making sure Rails is installed..."
  MISE_YES=1 /usr/bin/mise exec -- gem install --conservative bundler rails || exit 1
fi
exit 0