update

#!/usr/bin/env bash

declare -A UPDATE
UPDATE[default]=true

usage() { echo "$0 usage:" && grep " -.*) \#" $0; }
options=$(getopt -o h --long update:,no-update: -- "$@")
[ $? -eq 0 ] || {
  usage
  exit 1
}

eval set -- "$options"
while true; do
  case "$1" in
    -h|--help) # display this message
      usage; exit 0
      ;;
    --update)
      shift
      UPDATE[$1]=true
      ;;
    --no-update)
      shift
      UPDATE[$1]=false
      ;;
    --)
      shift
      break
      ;;
  esac
  shift
done

set -xuef -o pipefail

git-is-merged () {
  merge_destination_branch=$1
  merge_source_branch=$2

  #git merge-base --is-ancestor $merge_source_branch $merge_destination_branch && echo "merged" || echo "not merged"
  git merge-base --is-ancestor $merge_source_branch $merge_destination_branch && return 0 || return 1
}

set -eux -o pipefail

if ${UPDATE[master]:-${UPDATE[default]}}; then
    git checkout master
    nix flake lock --update-input nixpkgs --commit-lock-file
    mr push
fi

if ${UPDATE[spartan]:-${UPDATE[default]}}; then
    git checkout host/spartan
    git-is-merged host/spartan master || git merge master
    (
        nix run --no-write-lock-file .#nix -- nix flake lock --update-input upstream --commit-lock-file
    )
fi

if ${UPDATE[levante]:-${UPDATE[default]}}; then
    git checkout host/levante || git checkout -b host/levante master
    git-is-merged host/levante master || git merge master
    (
        nix run --no-write-lock-file .#nix -- nix flake lock --update-input upstream --commit-lock-file
    )
fi

if ${UPDATE[lumi]:-${UPDATE[default]}}; then
    git checkout host/lumi || git checkout -b host/lumi master
    git-is-merged host/lumi master || git merge master
    (
        nix run --no-write-lock-file .#nix -- nix flake lock --update-input upstream --commit-lock-file
    )
fi

if ${UPDATE[host]:-${UPDATE[default]}}; then
    git checkout host/default || git checkout -b host/default master
    git-is-merged host/default master || git merge master
    (
        nix run --no-write-lock-file .#nix -- nix flake lock --update-input upstream --commit-lock-file
    )
fi

git checkout master