#!/bin/bash
#
# Purpose : Install coredesktop-dev (run by CoreDesktop's `sibling add`). Safe to
#           re-run: that's how to change the working copy or repair the install.

set -e

SELF="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
COREDESKTOP="$HOME/.local/share/coredesktop"

if [ ! -f "$COREDESKTOP/utils.sh" ]; then
  echo "CoreDesktop isn't installed in $COREDESKTOP; install it first."
  exit 1
fi
source "$COREDESKTOP/utils.sh"
source "$SELF/lib/common.sh"

load_config
default="${WORKING_COPY:-$HOME/Projects/coredesktop}"

# Ask until the answer is a CoreDesktop clone, or a folder to clone one into
while true; do
  if ! read -rp "Your working copy of CoreDesktop, where you make changes [$default]: " answer; then
    echo
    die "No answer; run this again in a terminal: bash $SELF/install.sh"
  fi
  dir="${answer:-$default}"
  dir="${dir/#\~/$HOME}"
  dir="$(realpath -m "$dir")"

  if is_deployed_copy "$dir"; then
    echo "$dir is the deployed copy, which update keeps current. Changing it stops"
    echo "update from pulling. Choose another folder, e.g. ~/Projects/coredesktop."
    continue
  fi

  if is_coredesktop_clone "$dir"; then
    origin="$(git -C "$dir" remote get-url origin 2> /dev/null || true)"
    if [[ "$origin" != *coredesktop* ]]; then
      echo "Note: $dir's origin ($origin) doesn't look like CoreDesktop's repo."
    fi
    break
  fi

  if [ -e "$dir" ] && [ -n "$(ls -A "$dir" 2> /dev/null)" ]; then
    echo "$dir isn't a clone of CoreDesktop, and isn't empty. Choose another folder."
    continue
  fi

  url="$(git -C "$COREDESKTOP" remote get-url origin)"
  read -rp "Clone CoreDesktop from $url into $dir? [Y/n] " answer || answer=n
  if [[ "$answer" != [nN]* ]]; then
    git clone "$url" "$dir"
    break
  fi
done

save_config "$dir"
WORKING_COPY="$dir"
echo "Working copy: $dir (saved in $CONFIG)"

bash "$SELF/update.sh"

source "$SELF/lib/hooks.sh"
if ! hook_is_ours "$(hook_path)"; then
  echo
  echo "A pre-push hook can run coredesktop-dev check before each git push from"
  echo "$dir, and stop the push if it fails."
  if confirm "Install it?"; then
    "$HOME/.local/bin/coredesktop-dev" hooks install || true
  fi
fi

echo
"$HOME/.local/bin/coredesktop-dev" doctor || true
echo
echo "coredesktop-dev installed. Run coredesktop-dev --help to see what it does."