{ pkgs, ... }:

with pkgs;

let
  unstable = import <nixos-unstable> {};
  mybrowser = firefox;

  desktopApps = [
    mybrowser
    falkon
    thunderbird
    calibre
    dino
    unstable.zotero
    keepassxc
    ding
    aspell
    aspellDicts.de
    aspellDicts.en
    # for kate/KDE applications
    hunspellDicts.de-de
    hunspellDicts.en-us
    hunspellDicts.en-gb-ise
    seafile-client
    alacritty
    libreoffice-fresh
    backintime-common
    anki
    signal-desktop
    (tor-browser-bundle-bin.override {mediaSupport=true;pulseaudioSupport=true;})
    virtualbox
    pdfpc
    quaternion
    unstable.nheko
    wire-desktop
    gpx-viewer
    gpxsee
    (corebird.overrideAttrs (oldAttrs: {src = fetchFromGitHub {
        owner = "IBBoard";
        repo = "corebird";
        rev = "bc758889a5ac304101001c36eafdb219a0acfda7";
        sha256 = "1yiflxvswrybabqq5cd6x9i740560c23p58gvcn9b6riwhxzrlb9";
        };}))
#    (corebird.overrideAttrs (oldAttrs: {src = fetchFromGitHub {
#        owner = "nextbird";
#        repo = "nextbird";
#        rev = "c5d1f4edc60634746a0c56d2430ec7933dd8c16e";
#        sha256 = "0iwg6brwbbmapsh559my7zwhg91xb88w4kq3sqykc6cd3dvyr9xy";
#        };}))
    tootle
    subsurface
    (pkgs.pidgin-with-plugins.override {
        plugins = [ pkgs.pidginotr ];})

    # for Hibiscus banking software
    jameica
    ];

  graphicsApps = [
    inkscape
    unstable.darktable
    hugin
    luminanceHDR
    exiftool
    gimp
    ]
    ++ (with gimpPlugins; [
    resynthesizer2
    fourier
    lqrPlugin
    ]);

  multimediaApps = [
    mpv
    vlc
    #amarok-kf5
    clementine
    youtube-dl
    sonic-pi
    musescore
    audacity
    avidemux
    linphone
    picard
    soundkonverter
    ];
  
  cliApps = [
    myVim
    htop
    tmux
    httpie
    ponysay
    gti
    tree
    lsof
    mosh
    openssh
    sshfsFuse
    cryfs
    smbnetfs    # for FUSE smb mounting
    sshuttle
    thefuck
    gnupg
    unar
    pwgen
    pandoc
    agrep
    pdfgrep
    torsocks
    ncdu
    psmisc # for killall
    dos2unix
    reptyr # re-bind running program to other tty
    xclip
    unzip
    ];

  nixHelpers = [
    nox
    ];

  kdeTools = with kdeApplications; [
    okular
    redshift-plasma-applet
    gwenview
    yakuake
    kmail
    kontact
    korganizer
    akonadi-mime #for KOrganizer
    kaddressbook
    kdeconnect
    dolphin
    spectacle
    kate
    kleopatra
    qdirstat
    ark
    kwalletmanager
    ktouch
    kcharselect
    konversation
    okteta
    ktorrent
    krdc
    skanlite
    akonadiconsole
    plasma-browser-integration
    ]
    ++ (with kdeFrameworks; [
    networkmanager-qt
    kcrash
    plasma5.breeze-gtk
    libsForQt5.phonon-backend-vlc
    #(phonon-backend-vlc.override {qtbase=qt5.qtbase; qtx11extras=qt5.qtx11extras;})
    ]);

  devTools = [
    curl
    httpie
    gdb
    strace
    ltrace
    valgrind
    zeal
    gcc
    kdevelop
    qtcreator
    shellcheck
    mtr
    wireshark
    ripgrep
    ];


  latexApps = [
    texmaker
    unstable.kile
    biber
    # customize texlive installation
    (texlive.combine {
      inherit (texlive)
      scheme-medium

      xetex
      luatex
      unicode-math
      fontspec
      collection-binextra
      collection-fontsrecommended
      collection-latex
      collection-latexextra
      collection-latexrecommended
      collection-langgerman
      IEEEtran
      moderncv
      acronym
      ccicons
      fontawesome
      biblatex
      logreq
      koma-script;
    })
  ];

  pythonApps = with python3Packages; [
    notebook
    ipython
    pip
    numpy
    matplotlib
    jedi
    flake8
    mypy
  ]
  ++ (with python2Packages; [
  ]);


  fonts = [
    comic-neue
    source-sans-pro
    source-serif-pro
    fira-code
    ubuntu_font_family
    twemoji-color-font
    opensans-ttf
    (iosevka.override {design = [ "slab" "term" ]; set = "serif";})
    # TODO: vollkorn
    # TODO: humor-sans
  ];

  games = [
    superTuxKart
    hedgewars
    steam-run-native
  ];

in
{

  home.packages = ([]
    ++ desktopApps
    ++ latexApps
    ++ pythonApps
    ++ graphicsApps
    ++ cliApps
    ++ multimediaApps
    ++ devTools
    ++ kdeTools
    ++ fonts
    ++ nixHelpers
    ++ games
  );

  programs.home-manager.enable = true;
  programs.home-manager.path = "$HOME/.nix-defexpr/channels/home-manager";
  home.stateVersion = "18.09";

  programs.direnv =
    { enable = true;
      enableZshIntegration = true;
    };

#  programs.vim =
#    { enable = true;
#    };

  programs.bat.enable = true;
  
  services.gpg-agent =
    { enable = true;
      enableSshSupport = true;
    };

    programs.tmux = {
      enable = true;
      keyMode = "vi";
      extraConfig =
        # for direnv not messing up the environment
        ''set-option -g update-environment "DIRENV_DIFF DIRENV_DIR DIRENV_WATCHES"
          set-environment -gu DIRENV_DIFF
          set-environment -gu DIRENV_DIR
          set-environment -gu DIRENV_WATCHES
          set-environment -gu DIRENV_LAYOUT
        
          bind-key -T copy-mode-vi 'v' send -X begin-selection
          bind-key -T copy-mode-vi 'y' send -X copy-selection-and-cancel'';
      terminal = "screen-256color";
    };

}