{ pkgs, lib, ... }:

let
  name = "Matthew Ess";
  email = "daringseal@gmail.com";
  workEmail = "mess@yelp.com";

in {
  home = {
    sessionVariables = {
      EDITOR = "vim";
      BROWSER = "firefox";
      TERMINAL = "alacritty";
    };
    packages = with pkgs; [
      # nix utilities
      nixfmt
      nix-prefetch-git
      # command line utilities
      ag
      jq
      tldr
      # graphical applications
      atom
      firefox
      enpass
      termite
      # graphical utilities
      clipmenu
      dmenu
      i3lock-fancy
    ];
    file = {
      ".config/fish/fishfile".text = ''
        laughedelic/pisces
        sijad/gitignore
        joehillen/to-fish
        jethrokuan/z
        decors/fish-colored-man
        franciscolourenco/done
        haslersn/fish-nix-completions
        gyakovlev/fish-fzy
        joseluisq/gitnow
        edc/bass
        fishpkg/fish-get
        fishpkg/fish-spin
        oh-my-fish/plugin-bang-bang
        fishpkg/fish-humanize-duration
        jorgebucaran/fish-getopts
        matthewess/fish-autovenv
      '';
      ".config/fish/functions/systemctl.fish".source = ./scripts/systemctl.fish;
    };
  };
  nixpkgs = { config.allowUnfree = true; };
  programs = {
    alacritty = {
      enable = true;
      settings = { font.normal.family = "Fira Code"; };
    };
    bat.enable = true;
    broot.enable = true;
    command-not-found.enable = true;
    direnv.enable = true;
    feh.enable = true;
    firefox.enable = true;
    fish = {
      enable = true;
      interactiveShellInit = ''
        echo 'ヽ(´ᗜ｀)ノ welcome ヽ(´ᗜ｀)ノ'
        if not functions -q fisher
          set -q XDG_CONFIG_HOME; or set XDG_CONFIG_HOME ~/.config
          curl https://git.io/fisher --create-dirs -sLo $XDG_CONFIG_HOME/fish/functions/fisher.fish
          fish -c fisher
        end
        fish_vi_key_bindings
        set VIRTUAL_ENV_DISABLE_PROMPT true
      '';
    };
    git = {
      enable = true;
      userName = "${name}";
      userEmail = "${workEmail}";
      ignores = [ ".*.sw[a-z]" "tags" ];
      extraConfig = {
        color.ui = true;
        core.editor = "vim";
        push.default = "simple";
      };
    };
    htop = {
      enable = true;
      highlightBaseName = true;
    };
    jq.enable = true;
    man.enable = true;
    neovim = {
      enable = true;
      viAlias = true;
      vimAlias = true;
      plugins = with pkgs.vimPlugins; [
        neovim-sensible
        vim-fugitive
        vim-surround
        nerdtree
        nerdtree-git-plugin
        vim-colorschemes
        lightline-vim
      ];
      extraConfig = ''
        set shell=/bin/bash
        set nocompatible

        set cursorline     "highlight current line
        set showmatch      "highlight matching [{()}]
        set tabstop=2      "number of visual spaces per TAB when reading
        set softtabstop=2  "number of spaces per TAB when editing
        set expandtab      "tabs are spaces
        set shiftwidth=2   "indents
        cmap w!! w !sudo tee >/dev/null %
        set ww=<,>,[,]     "wrap

        colorscheme Tomorrow-Night-Eighties
        "lightline options
        let g:lightline = {'colorscheme': 'jellybeans'}

        "view saving
        au BufWinLeave ?* mkview 1
        au BufWinEnter ?* silent loadview 1

        "nerdtree
        "show hidden files
        let NERDTreeShowHidden=1
        "open on vim open
        autocmd vimenter * NERDTree
        "switch to editing window
        autocmd vimenter * wincmd p
        "close if only nerdtree is left
        autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
      '';
    };
    ssh.enable = true;
    starship.enable = true;
  };
  services = {
    gnome-keyring.enable = true;
    lorri.enable = true;
    redshift = {
      enable = true;
      provider = "geoclue2";
    };
    screen-locker = {
      enable = true;
      lockCmd = "i3lock-fancy";
    };
  };
  xsession = {
    enable = true;
    windowManager = {
      i3 = {
        enable = true;
        config = rec {
          assigns = {
            "1: web" = [{ class = "Firefox"; }];
            "2: devel" = [ { class = "Alacritty"; } { class = "Atom"; } ];
          };
          modifier = "Mod4";
          keybindings = lib.mkOptionDefault {
            "${modifier}+c" = "exec CM_ONESHOT=1 clipmenud";
            "${modifier}+v" = "exec clipmenu";
            "${modifier}+Escape" = "exec i3lock-fancy";
            "${modifier}+0" = "workspace number 0";
            "${modifier}+1" = "workspace number 1";
            "${modifier}+2" = "workspace number 2";
            "${modifier}+3" = "workspace number 3";
            "${modifier}+4" = "workspace number 4";
            "${modifier}+5" = "workspace number 5";
            "${modifier}+6" = "workspace number 6";
            "${modifier}+7" = "workspace number 7";
            "${modifier}+8" = "workspace number 8";
            "${modifier}+9" = "workspace number 9";
          };
          workspaceLayout = "tabbed";
        };
        extraConfig = ''
          exec --no-startup-id firefox
          exec --no-startup-id atom
          exec --no-startup-id alacritty
          for_window [class="Firefox"] focus
        '';
      };
    };
  };
}