{ pkgs ? import (builtins.fetchTarball {
  name = "nixos-unstable-2025-05-18";
  url = "https://github.com/nixos/nixpkgs/archive/10862bc5b70821539abbe4ed885fdd7070675143.tar.gz";
  sha256 = "0m40jd2q7s10z321hqirvd8dz4ipaawqpwpa0g7v8yys5z8hyix0";
}) {} }: 
pkgs.mkShell {
  buildInputs = with pkgs; [
    pmbootstrap
    android-tools
    git
  ];

  shellHook = ''
    export PMWORK=$PWD/.pmbootstrap
    export PMAPORTS=$PMWORK/cache_git/pmaports
    mkdir -p $PMWORK
    if [ ! -d $PMAPORTS ]; then
      mkdir -p $PMWORK/cache_git
      git clone https://gitlab.postmarketos.org/postmarketOS/pmaports.git $PMAPORTS
    fi
    if [ ! -L $PMAPORTS/device/testing/linux-xiaomi-angelican ]; then
      ln -s $PWD/linux-xiaomi-angelican $PMAPORTS/device/testing
    fi
    if [ ! -L $PMAPORTS/device/testing/device-xiaomi-angelican ]; then
      ln -s $PWD/device-xiaomi-angelican $PMAPORTS/device/testing
    fi
    if [ ! -f $PMWORK/pmbootstrap.conf ]; then
      cat > $PMWORK/pmbootstrap.conf <<EOF
[pmbootstrap]
device = xiaomi-angelican
hostname = xiaomi-angelican
systemd = never

[providers]

[mirrors]
EOF
    fi
    if [ ! -f $PMWORK/version ]; then
      echo "8" > $PMWORK/version
    fi
    alias pmbootstrap="\
      \pmbootstrap \
        --aports $PMAPORTS \
        --work $PMWORK \
    "
  '';
}