#!/bin/sh
set -eu

. neko/update/utils

say 'Start upgrading Firefish!'

# Apply patches
run './neko/update/patch.sh'
br

# Pull changes
OLD_COMMIT=$(git rev-parse --short HEAD)

say 'Pulling changes from the remote repo...'
run 'git checkout -- package.json packages/backend/assets'
run 'git pull --ff --no-edit --autostash --strategy-option theirs'

NEW_COMMIT=$(git rev-parse --short HEAD)

if [ "${OLD_COMMIT}" != "${NEW_COMMIT}" ]; then
  run "git log --no-merges --reverse --format='%s (by %an)' ${OLD_COMMIT}..${NEW_COMMIT} > neko/volume/CHANGELOG"
fi

say 'Pulled successfully!'
br

# Check if the update script itself is modified
if [ "$(git diff "${OLD_COMMIT}" "${NEW_COMMIT}" update.sh)" != '' ]; then
  say 'This script itself has been modified by the update. Reloading...'
  br
  exec "$0" "$@"
else
  ./neko/update/main.sh "$@"
fi