dotfiles/home.nix

{
  lib,
  pkgs,
  ...
}: {
  home.username = "$USER";
  home.homeDirectory = "/home/$USER";
  home.stateVersion = "22.11";

  home.activation = {
    checkBemenuDraculaInZshDir = lib.hm.dag.entryAfter ["writeBoundary"] ''
      $DRY_RUN_CMD test -d .zsh/bemenu-dracula || echo "TODO: link bemenu-dracula to .zsh"
    '';
  };

  # build a configuration and switch:
  # ➜ home-manager switch --no-out-link -b backup --flake~/utils/dotfiles#$USER

  # instead, install with:
  #   nix profile install --priority 0 home-manager
  # hit the issue described here, waiting until resolved:
  #   https://github.com/nix-community/home-manager/issues/2848
  programs.home-manager.enable = false;
  programs.home-manager.path = "$HOME/utils/dotfiles";

  imports = [
    ./nix/programs.nix
  ];

  home.file = {
    ".config/kitty/kitty.conf" = {
      source = .config/kitty/kitty.conf;
    };

    # begin zsh-related.
    ".zshenv" = {
      source = ./.zshenv;
    };

    ".zsh/aliases.zsh" = {
      source = .zsh/aliases.zsh;
    };

    ".zsh/functions.zsh" = {
      source = .zsh/functions.zsh;
    };
    # end zsh-related.

    ".local/bin/battery.sh" = {
      source = bin/battery.sh;
      executable = true;
    };
    ".local/bin/localbsync" = {
      source = bin/localbsync;
      executable = true;
    };
    ".local/bin/mgp" = {
      source = bin/mgp;
      executable = true;
    };
    ".local/bin/parec-wr" = {
      source = bin/parec-wr;
      executable = true;
    };
    ".local/bin/pscbg" = {
      source = bin/pscbg;
      executable = true;
    };
    ".local/bin/qst_up" = {
      source = bin/qst_up;
      executable = true;
    };
    ".local/bin/v4l2pls" = {
      source = bin/v4l2pls;
      executable = true;
    };
    ".local/bin/winprint.sh" = {
      source = bin/winprint.sh;
      executable = true;
    };

    ".local/bin/authenticator.sh" = {
      text = ''
        #!/bin/sh

        # adopted from https://wiki.archlinux.org/index.php/Google_Authenticator
        # This is the path to the Google Authenticator app file.  It's typically located
        # in /data under Android.  Copy it to your PC in a safe location and specify the
        # path to it here.
        #DB="/path/to/com.google.android.apps.authenticator/databases/databases"
        DB="$1"


        if [ $# -ne 1 ]; then
            printf "authenticator\n"
            printf "usage: authenticator <path/to/org.authenticator/databases/databases>\n"
            printf "\tThis is the path to the Authenticator app owned SQLite db file.\n"
            printf "\tCopy it to your PC to a safe location and specify the path to it here.\n"
            exit 1
        fi


        # On most Android systems with sufficient user access, the Google Authenticator
        # database can be copied off the device and accessed directly, as it is an
        # sqlite3 database. This shell script will read a Google Authenticator database
        # and generate live codes for each key found:


        sqlite3 "$DB" 'SELECT email,secret FROM accounts;' | while read A
        do
                NAME=`echo "$A" | cut -d '|' -f 1`
                KEY=`echo "$A" | cut -d '|' -f 2`
                CODE=`oathtool --totp -b "$KEY"`
                echo -e "\e[1;32m$CODE\e[0m - \e[1;33m$NAME\e[0m"
        done
      '';
      executable = true;
    };
    ".local/bin/createarchive.sh" = {
      text = ''
        #!/bin/bash

        if [ $# -ne 1 ]; then
            printf "createarchive\n"
            printf "usage: createarchive <folder to be archived>\n"
            printf "warning: the archive will be moved to "backups" directory (`echo $dest`)\n"
            exit 1
        fi


        # what this does in short: tar, compress, timestamp, shred the tar, mv .xz to pwd and display it
        logdate="$(date +%Y%m%dT%H%M%S)"
        basedir="$1"
        tmpdir=$(mktemp -d "${TMPDIR:-/tmp/}$(basename $0).XXXXXXXXXX")
        #/run/user/$(id -u) tmpfs 0700 perms
        f="`cd $basedir; pwd | tr '/' ' ' | sed 's/^.* / /' | cut -c2-`" > /dev/null
        g="$logdate-$f.tar"
        dest=~/MEGA/Private/backups

        doathing() {
            cd $basedir/..
            tar cfv "$tmpdir/$g" "$f" && \
            xz -vzk9e "$tmpdir/$g" -S .xz && \
            rsync -avP "$tmpdir/$g.xz" "$dest" && \
            shred -zuv "$tmpdir/$g" "$tmpdir/$g.xz" && \
            printf "\n"
            ls -latr "$dest/$g.xz"
        }

        if [ ! -d $1 ]; then
            echo "$1 is not a directory"
            exit 1
        else
            echo `pwd`
            echo "$f"
            echo "$1"

            doathing
            trap "rm -rfv $tmpdir" 0 1 3 15
            exit $?
        fi
      '';
      executable = true;
    };
  };
}