{ pkgs, lib, ... }:

let
  name = "Matthew Ess";
  email = "daringseal@gmail.com";
  workEmail = "mess@yelp.com";
  lockCmd = "i3lock -i ~/.lockscreen-image";
  niv = import (builtins.fetchTarball {
    url = "https://github.com/nmattia/niv/tarball/abd0de3269fd712955d27b70e32921841c7b8bb7";
    sha256 = "0b38n1ad00s1qqyw3ml3pypf8i1pw4aqw0bpa02qq9iv7sp3x0gz";
  }) { };

in {
  home = {
    sessionVariables = {
      EDITOR = "vim";
      BROWSER = "firefox";
      TERMINAL = "alacritty";
    };
    packages = with pkgs; [
      # nix utilities
      cachix
      niv.niv
      nixfmt
      nix-prefetch-git
      # command line utilities
      ag
      jq
      tldr
      imagemagick
      # command line applications
      weechat
      # graphical applications
      alacritty
      atom
      enpass
      firefox
      steam
      # graphical utilities
      clipmenu
      clipnotify
      dmenu
      i3lock
      rofi
      xclip
    ];
    file = {
      ".background-image".source = ./assets/background-image;
      ".lockscreen-image".source = ./assets/lockscreen-image;
      ".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/completions/systemctl.fish".source =
        ./scripts/systemctl.fish;
      ".config/i3status/config".text = ''
        # i3status configuration file.
        # see "man i3status" for documentation.

        # It is important that this file is edited as UTF-8.
        # The following line should contain a sharp s:
        # ß
        # If the above line is not correctly displayed, fix your editor first!

        general {
              colors = true
              interval = 5
        }

        order += "disk /"
        order += "volume master"
        order += "wireless _first_"
        order += "battery 1"
        order += "load"
        order += "tztime local"

        wireless _first_ {
              format_up = " (%essid - %quality) %ip"
              format_down = "down"
        }

        volume master {
              format = " %volume"
              format_muted = " (%volume)"
              device = "pulse:0"
              mixer = "Master"
              mixer_idx = 0
        }

        battery 1 {
              format = "%status %percentage %remaining"
              status_bat = ""
              status_chr = ""
              status_full = ""
              low_threshold = 30
              threshold_type = percentage
              integer_battery_capacity = true
              color_good = "#0000FF"
              path = "/sys/class/power_supply/BAT0/uevent"
        }

        run_watch DHCP {
              pidfile = "/var/run/dhclient*.pid"
        }

        run_watch VPN {
              pidfile = "/var/run/vpnc/pid"
        }

        tztime local {
              format = " %h %d, %Y %I:%M:%S"
        }

        load {
              format = " %1min"
        }

        disk "/" {
              format = " %avail free"
        }
      '';
      ".config/rofi/theme.rasi".source = ./assets/arc-dark-red.rasi;
    };
  };
  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

        alias cat=bat
        alias br=broot
        alias tree=br
        alias ack=ag
        alias grep=ag
        alias sys="sudo systemctl"
        alias rebuild="sudo nixos-rebuild switch"
        alias upgrade="sudo nixos-rebuild switch --upgrade"
        alias clip="xclip -selection c"
        alias cxuse="sudo cachix use -d ~/dotfiles.nix"
      '';
    };
    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
        vim-nix
        lightline-vim
      ];
      extraConfig = ''
        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("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
      '';
    };
    rofi = {
      enable = true;
      font = "Fira Code 14";
      lines = 15;
      location = "center";
      theme = ".config/rofi/theme";
    };
    ssh.enable = true;
    starship.enable = true;
  };
  services = {
    gnome-keyring.enable = true;
    lorri.enable = true;
    redshift = {
      enable = true;
      provider = "geoclue2";
    };
    screen-locker = {
      enable = true;
      lockCmd = "${lockCmd}";
    };
  };
  xsession = {
    enable = true;
    scriptPath = ".hm-xsession";
    windowManager = {
      i3 = import ./i3.nix {
        inherit lib;
        inherit lockCmd;
      };
    };
  };
}