{ pkgs, cornelis, cornelis-vim, agda, slippi-netplay, ... }:
let username = "rachel";
    homeDir = "/home/${username}";
    SAX2NF = import ../shared/sax2nf.nix { inherit pkgs; };
    hpkgs = pkgs.haskellPackages;
    hls_wrapper = pkgs.writeScript "hls" ''
      export PATH="${hpkgs.haskell-language-server}/bin:$PATH"
      exec ${hpkgs.haskell-language-server}/bin/haskell-language-server-wrapper "$@"
    '';
    rzk = hpkgs.rzk;
    vol = pkgs.writeScript "vol" (builtins.readFile ./vol.sh);
    light = pkgs.writeScript "light" (builtins.readFile ./light.sh);
in rec {
  home = {
    username = username;
    homeDirectory = homeDir;
    packages = with pkgs; [
      unzip
      zip
      xz
      gzip
      bzip2
      p7zip
      usbutils
      pciutils
      nettools
      nmap
      arp-scan
      julia-bin
      (python3.withPackages (ps: with ps; [
        ipython
        matplotlib
        numpy
        scipy
      ]))
      hpkgs.ghc
      firefox
      gnupg
      agda
      discord
      dig
      xxd
      zoom-us
      slack
      imagemagick
      ffmpeg
      sl
      cowsay
      lolcat
      fortune
      banner
      yt-dlp
      libreoffice
      protonmail-bridge
      pass
      protonvpn-cli_2
      thunderbird
      tidal-hifi
      signal-desktop
      transmission-gtk
      xclip
      clinfo
      glxinfo
      vulkan-tools
      obs-studio
      file
      gimp
      SAX2NF
      twemoji-color-font
      bat
      steam
      steam-run
      rmapi
      lutris
      texlive.combined.scheme-full
      cornelis
      zulip
      rink
      sage
      typst
      ttyper
      idris2
      prismlauncher
      vimv
      rzk
      whalebird
      lean4
      slippi-netplay
      xwallpaper
      blueberry
      pulseaudio
      brightnessctl
      maim
    ];
    file.".config/berry/autostart" = {
      source = ./berry_config;
    };
    file.".config/polybar/scripts/polywin.sh" = {
      source = pkgs.writeScript "polywin.sh" ''
        PATH="$PATH:${pkgs.lib.makeBinPath [
          pkgs.wmctrl
          pkgs.gawk
          pkgs.coreutils-full
        ]}"
        current_display=$(wmctrl -d 2>/dev/null |awk '/*/ {print $1}')

        out=$(
        wmctrl -lx 2>/dev/null |
          awk -v current_display="$current_display" '{
            if ($2==current_display) {
              split($3,window_title,".")
              printf "%s ", "["tolower(window_title[2])"]"
            }
          }'
        )

        # workaround for clearing on empty output
        printf '%s\n' "$out"
      '';
      executable = true;
    };
    stateVersion = "23.11";
  };
  
  xdg.userDirs = {
    enable = true;
    createDirectories = true;
    desktop     = "${homeDir}";
    documents   = "${homeDir}/doc";
    download    = "${homeDir}/dwn";
    music       = "${homeDir}/music";
    pictures    = "${homeDir}/img";
    publicShare = "${homeDir}/srv";
    templates   = "${homeDir}/doc/templates";
    videos      = "${homeDir}/vid";
  };
  
  programs = {
    bash = {
      enable = true;
      enableCompletion = false;
      historyFile = "/dev/null";
      sessionVariables = {
        PS1 ="\\033[1m\\u\\033[0m@\\033[1m\\h\\033[0m: \\w\nλ ";
        BROWSER = "firefox";
        XINITRC = "${homeDir}/bin/xinitrc";
        XAUTHORITY = "${homeDir}/.local/share/Xauthority";
        PASH_KEYID = "3E4A909C8FEF6E3783699C79DFC26EF8EDAD6D71";
        QT_AUTO_SCREEN_FACTOR = 1;
        PATH = "${homeDir}/bin:$PATH";
      };
      shellAliases = {
        x = "startx";
        rm = "rm -i";
        cal = "cal -m";
      };
      initExtra = ''
        source ~/.profile
        set -o vi

        norm_name() {
          ret="$1"
          [ "$ret" = "''${ret#*\#}" ] && ret="nixpkgs#$ret"
          printf '%s\n' "$ret"
        }

        run() {
          prog="$1"
          shift
          nix run "$(norm_name $prog)" "$@"
        }

        shell() {
          i=0
          while [ $i -lt $# ]; do
            prog="$1"
            shift
            set -- "$@" "$(norm_name $prog)"
            : $(( i++ ))
          done
          nix shell "$@"
        }
      '';
    };

    mpv = {
      enable = true;
      config = {
        hwdec = "auto-safe";
        vo = "gpu";
        profile = "gpu-hq";
      };
    };

    rofi = {
      enable = true;
      theme = "gruvbox-dark-soft";
    };
  
    git = {
      enable = true;
      userName = "Rachel Lambda Samuelsson";
      userEmail = "depsterr@protonmail.com";
      extraConfig = {
        init.defaultBranch = "master";
      };
    };

    neovim = {
      defaultEditor = true;
      enable = true;
      vimAlias = true;
      extraLuaConfig = ''
        require('tmux').setup({ copy_sync = { redirect_to_clipboard = true } });
        require('Comment').setup()
        require('nvim-surround').setup()
        require('numb').setup()
        local lspcfg = require('lspconfig')
        lspcfg.typst_lsp.setup({
          cmd = { '${pkgs.typst-lsp}/bin/typst-lsp' },
        })
        lspcfg.rust_analyzer.setup({})
        lspcfg.hls.setup({
          cmd = { '${hls_wrapper}', 'lsp' },
        })
        lspcfg.pyright.setup({
          cmd = { '${pkgs.nodePackages.pyright}/bin/pyright-langserver', '--stdio' },
        })
        lspcfg.nixd.setup({
          cmd = { '${pkgs.nixd}/bin/nixd' },
        })
        lspcfg.ltex.setup({
          cmd = { '${pkgs.ltex-ls}/bin/ltex-ls' },
          filetypes = { 'bib', 'gitcommit', 'markdown', 'plaintext', 'tex', 'pandoc', 'typst' },
          settings = {
            ltex = {
              language = 'en-US'
            }
          }
        })
        lspcfg.clangd.setup({
          cmd = { '${pkgs.clang-tools}/bin/clangd' },
        })
        lspcfg.ocamllsp.setup({})
        require('orgmode').setup_ts_grammar()
        require('nvim-treesitter.configs').setup({
          highlight = {
            enable = true,
            disable = { "c", "lua" },
            additional_vim_regex_highlighting = {'org'},
          },
        })
        require('orgmode').setup({})
        require('lean').setup({
          mappings = true,
        })
        require('lualine').setup {
          options = {
            icons_enabled = true,
            theme = 'gruvbox',
            component_separators = { left = "", right = ""},
            section_separators = { left = "", right = ""},
            always_divide_middle = true,
            globalstatus = false,
            refresh = {
              statusline = 1000,
              tabline = 1000,
              winbar = 1000,
            }
          },
          sections = {
            lualine_a = {'mode'},
            lualine_b = { { 
              'diagnostics', 
              always_visible = true,
              on_click = function(n,b,m)
                vim.diagnostic.goto_next()
              end
            } },
            lualine_c = {'filename'},
            lualine_x = {'encoding', 'filetype'},
            lualine_y = {'progress'},
            lualine_z = {'location'}
          },
          inactive_sections = {
            lualine_a = {},
            lualine_b = {},
            lualine_c = {'filename'},
            lualine_x = {'location'},
            lualine_y = {},
            lualine_z = {}
          },
        }

        vim.api.nvim_create_autocmd('LspAttach', {
          callback = function(args)
            local opts = { buffer = args.buf }
            vim.keymap.set('n', 'K', vim.lsp.buf.hover, opts)
            vim.keymap.set('n', '<localleader>r', vim.lsp.buf.rename, opts)
            vim.keymap.set('n', '<localleader>a', vim.lsp.buf.code_action, opts)
            vim.keymap.set('n', '<localleader>gd', vim.lsp.buf.definition, opts)
            vim.keymap.set('n', '<localleader>gi', vim.lsp.buf.implementation, opts)
            vim.keymap.set('n', '<localleader>gr', vim.lsp.buf.references, opts)
            vim.keymap.set('n', '<localleader>e', vim.diagnostic.open_float, opts)
            vim.keymap.set('n', '<localleader>n', vim.diagnostic.goto_next, opts)
            vim.keymap.set('n', '<localleader>N', vim.diagnostic.goto_prev, opts)
            vim.keymap.set('i', '<C-n>', vim.lsp.omnifunc, opts)
          end,
        })

        vim.api.nvim_create_autocmd({ "BufNew"
                                    , "TextChanged"
                                    , "TextChangedI"
                                    , "TextChangedP"
                                    , "TextChangedT"
                                    }, {
          callback = function(args)
            vim.diagnostic.disable(args.buf)
          end
        })

        vim.api.nvim_create_autocmd({"BufWrite"}, {
          callback = function(args)
            vim.diagnostic.enable(args.buf)
          end
        })

        vim.api.nvim_create_autocmd({"BufRead", "BufNewFile"}, {
          pattern = { "*.rzk" },
          callback = function(arg)
	    vim.lsp.start({
              name = 'rzk-lsp',
              cmd = { "${rzk}/bin/rzk", "lsp" },
              root_dir = vim.fs.dirname(vim.fs.find('rzk.yaml', { upward = true })[1]),
            })
          end
        })
      '';
      extraConfig = ''
        set rnu nu
        set ts=2 sw=2 expandtab
        set clipboard=unnamedplus
        set laststatus=3 noshowmode
        set signcolumn=no
        set linebreak
        let g:cornelis_use_global_binary = 1
        set conceallevel=2 concealcursor=nc
        colorscheme gruvbox
        hi Normal guibg=NONE ctermbg=NONE

        let maplocalleader="!"
        let g:bqn_prefix_key="!"
        runtime agda-input.vim
        call cornelis#bind_input(" ", "!")
        call cornelis#bind_input("exc", "!")

        inoremap <C-Space> <Esc>

        nnoremap j gj
        nnoremap k gk
        nnoremap gj j
        nnoremap gk k

        au BufRead,BufNewFile *.agda call AgdaFiletype()
        au BufRead,BufNewFile *.lagda.* call AgdaFiletype()
        function! AgdaFiletype()
            nnoremap <buffer> <C-c><C-l> :CornelisLoad<CR>
            nnoremap <buffer> <C-c><C-r> :CornelisRefine<CR>
            nnoremap <buffer> <C-c><C-c> :CornelisMakeCase<CR>
            nnoremap <buffer> <C-c>,     :CornelisTypeContext<CR>
            nnoremap <buffer> <C-c>.     :CornelisTypeContextInfer<CR>
            nnoremap <buffer> <C-c><C-d> :CornelisTypeInfer<CR>
            nnoremap <buffer> <C-c><C-s> :CornelisSolve<CR>
            nnoremap <buffer> <C-c><C-a> :CornelisAuto<CR>
            nnoremap <buffer> gd         :CornelisGoToDefinition<CR>
            nnoremap <buffer> <C-c><C-b> :CornelisPrevGoal<CR>
            nnoremap <buffer> <C-c><C-f> :CornelisNextGoal<CR>
            nnoremap <buffer> <C-c><C-u> :CornelisIgnoreAbstract<CR>
            nnoremap <buffer> <C-c><space> :CornelisGive<CR>
        endfunction
      '';
      plugins = let
        bqn-vim = pkgs.vimUtils.buildVimPlugin {
          name = "bqn-vim";
          src = "${pkgs.fetchFromGitHub {
            owner = "mlochbaum";
            repo = "BQN";
            rev = "f4b09b675386c789c8296c96874871916a3abdcf";
            hash = "sha256-rvsageS5sYF9QvWuoRutjx5i0ngrfhGvIPRO834pwwM=";
          }}/editors/vim";
        };
        bqn-nvim = pkgs.vimUtils.buildVimPlugin {
          name = "bqn-nvim";
          src = pkgs.fetchFromSourcehut {
            owner = "~detegr";
            repo = "nvim-bqn";
            rev = "52d8b49f3ebc32d340e2e2b8dba1f6bbd1873b78";
            hash = "sha256-5wITedTuUn9BKLqmQtPWeFNOa8dXfPIRpUvPSkNJcas=";
          };
        };
      in
      with pkgs.vimPlugins; [
        nvim-surround
        comment-nvim
        vimtex
        gruvbox-nvim
        tmux-nvim
        cornelis-vim
        nvim-lspconfig
        idris2-vim
        numb-nvim
        typst-vim
        orgmode
        (nvim-treesitter.withPlugins (p: with p; [
          org
        ]))
        vim-obsession
        lean-nvim
        bqn-vim
        bqn-nvim
        lualine-nvim
      ];
    };

    tmux = {
      enable = true;
      clock24 = true;
      escapeTime = 0;
      keyMode = "vi";
      mouse = false;
      shortcut = "a";
      extraConfig = ''
        bind h split -hb -c '#{pane_current_path}'
        bind j split -v -c  '#{pane_current_path}'
        bind k split -vb -c '#{pane_current_path}'
        bind l split -h -c  '#{pane_current_path}'

        is_vim="ps -o state= -o comm= -t '#{pane_tty}' | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?\.?(view|n?vim?x?)(-wrapped)?(diff)?$'"

        bind-key -n 'C-h' if-shell "$is_vim" 'send-keys C-h' 'select-pane -L'
        bind-key -n 'C-j' if-shell "$is_vim" 'send-keys C-j' 'select-pane -D'
        bind-key -n 'C-k' if-shell "$is_vim" 'send-keys C-k' 'select-pane -U'
        bind-key -n 'C-l' if-shell "$is_vim" 'send-keys C-l' 'select-pane -R'

        bind-key -T copy-mode-vi 'C-h' select-pane -L
        bind-key -T copy-mode-vi 'C-j' select-pane -D
        bind-key -T copy-mode-vi 'C-k' select-pane -U
        bind-key -T copy-mode-vi 'C-l' select-pane -R

        bind -n 'M-h' if-shell "$is_vim" 'send-keys M-h' 'resize-pane -L 1'
        bind -n 'M-j' if-shell "$is_vim" 'send-keys M-j' 'resize-pane -D 1'
        bind -n 'M-k' if-shell "$is_vim" 'send-keys M-k' 'resize-pane -U 1'
        bind -n 'M-l' if-shell "$is_vim" 'send-keys M-l' 'resize-pane -R 1'

        bind-key -T copy-mode-vi M-h resize-pane -L 1
        bind-key -T copy-mode-vi M-j resize-pane -D 1
        bind-key -T copy-mode-vi M-k resize-pane -U 1
        bind-key -T copy-mode-vi M-l resize-pane -R 1

        set -g pane-border-style bg=default
        set -g pane-border-style fg="#1D1F21"
        set -g pane-active-border-style bg=default
        set -g pane-active-border-style fg="#333333"
 
        set-option -g status on
        set-option -g status-style bg=default
        set-option -g status-style fg="#ef7627"
        set-option -g status-interval 2
        set-option -g status-justify "centre"
        set-option -g status-right " λ "

        set -g status-interval 1
        set-window-option -g window-status-separator "-"
        set-window-option -g window-status-current-format " #[fg=#b55690 bold]!![ #{b:pane_current_path}/ ] #{b:window_index} $ #{b:pane_current_command}!! "
        set-window-option -g window-status-format "   #{b:window_index} [ #{b:pane_current_path}/ ] #{b:pane_current_command}   "

        set -g @resurrect-strategy-nvim 'session'
        set -g @resurrect-capture-pane-contents 'on'
      '';
      plugins = with pkgs.tmuxPlugins; [
        resurrect
      ];
    };

    hyfetch = {
      enable = true;
      settings = {
        preset = "lesbian";
        mode = "rgb";
        color_align = {
          mode = "horizontal";
        };
      };
    };

    direnv = {
      enable = true;
      nix-direnv.enable = true;
    };

    alacritty = {
      enable = true;
      settings = {
        window = {
          padding.x = 5;
          padding.y = 5;
          decoration = "none";
        };
        dynamic_title = false;
        mouse_hide_when_typing = true;
        draw_bold_text_with_bright_colors = false;
        scrolling.history = 0;
        font = {
          normal.family = "SAX2 Nerd Font";
          size = 8;
        };
        colors = {
          background = "#1d1f21";
          foreground = "#c5c8c6";
        };
        shell.program =
          let tmux-menu = pkgs.writeScript "tmux-menu" ''
            s="$(tmux ls 2>/dev/null)"
            [ "$s" ] && s="$s
            "
            c=$(${pkgs.fzf}/bin/fzf -1 <<-EOF
            ''${s}New Session
            Raw Shell
            EOF
            ) || exit
            case "$c" in
              "New Session")
                read -p "Name? " -r n
                ${pkgs.tmux}/bin/tmux new -s "$n" ;;
              "Raw Shell")
                ${pkgs.bash}/bin/bash --login ;;
              *)
                ${pkgs.tmux}/bin/tmux attach-session -t "''${c%%:*}" ;;
            esac
          ''; in "${tmux-menu}";
      };
    };

    ssh = {
      enable = true;
      matchBlocks = {
        remarkable = {
          hostname = "10.11.99.1";
          user = "root";
        };
        lazarus = {
          hostname = "rachel.cafe";
          user = "deppy";
        };
      };
    };

    autorandr = {
      enable = true;
      hooks.postswitch = {
        wall = "xwallpaper --zoom \"$HOME\"/img/wallpaper";
        bar = "systemctl restart --user polybar";
      };
      profiles = {
      };
    };
  };

  services = {
    gpg-agent = {
      enable = true;
      pinentryFlavor = "qt";
    };

    sxhkd = {
      enable = true;
      package = pkgs.sxhkd;
      extraOptions = [ "-m 1" ];
      keybindings = {
        "super + Return"            = "alacritty";
        "super + BackSpace"         = "firefox";
        "super + r"                 = "rofi -show drun";
        "super + p"                 = "cpypsk";
        "super + l"                 = "betterlockscreen -l";
        "super + q"                 = "berryc window_close";
        "super + Left"              = "berryc snap_left";
        "super + Right"             = "berryc snap_right";
        "super + m"                 = "berryc window_monocle";
        "super + {1,2,3,4}"         = "berryc switch_workspace {0,1,2,3}";
        "super + shift + {1,2,3,4}" = "berryc send_to_workspace {0,1,2,3}";
        "super + f"                 = "berryc fullscreen_state";
        "alt + Tab"                 = "berryc cycle_focus";
        "~button1"                  = "berryc pointer_focus";
        "~button2"                  = "berryc pointer_focus";
        "~button3"                  = "berryc pointer_focus";
        "~Escape"                   = "dunstctl close-all";
        "Print"                     = "maim -s ~/img/scrot/$(date +%s).png";
        "XF86AudioMute"             = "${vol} mute";
        "XF86AudioRaiseVolume"      = "${vol} +5%";
        "XF86AudioLowerVolume"      = "${vol} -5%";
        "XF86MonBrightnessUp"       = "${light} 5%+";
        "XF86MonBrightnessDown"     = "${light} 5%-";
      };
    };

    polybar = {
      enable = true;
      config = ./polybar.ini;
      script = "polybar bar &";
      package = pkgs.polybarFull;
    };

    picom = {
      enable = true;
    };

    dunst = {
      enable = true;
      settings = {
        volume = {
          appname = "changeVolume";
          history_ignore = "yes";
        };
        light = {
          appname = "changeLight";
          history_ignore = "yes";
        };
      };
    };

    redshift = {
      enable = true;
      latitude = "57.70";
      longitude = "11.97";
    };

    network-manager-applet.enable = true;
    blueman-applet.enable = true;
    betterlockscreen.enable = true;
    gnome-keyring.enable = true;
    autorandr.enable = true;

  };

  xsession = {
    enable = true;
    initExtra = ''
      xwallpaper --zoom "$HOME"/img/wallpaper
    '';
    scriptPath = "bin/xinitrc";
    windowManager.command = "${pkgs.berry}/bin/berry";
  };

  systemd.user= {
    timers = {
      battery-check = {
        Unit.Description = "Warn at low battery levels";
        Timer = {
          OnBootSec = "1min";
          OnUnitActiveSec = "30s";
          Unit = "battery-check.service";
        };
        Install.WantedBy = [ "graphical-session.target" ];
      };
    };
    services = {
      battery-check = {
        Unit.Description = "Warn at low battery levels";
        Service = let batMon = pkgs.writeShellScript "batMon" ''
          PATH="$PATH:${pkgs.lib.makeBinPath [
            pkgs.acpi
            pkgs.dunst
            pkgs.gnugrep
            pkgs.gawk
            pkgs.systemd
          ]}"
          acpi -b | grep "Battery 0" | awk -F'[,:%]' '{print $2, $3}' | {
            read -r status capacity

            if [ "$status" = Discharging -a "$capacity" -le 2 ]; then
              dunstify -u critical -a batMon \
                -h string:x-dunst-stack-tag:batMon \
                -h int:value:"$capacity" "Battery Critical: ''${capacity}%
          Hibernating"
              sleep 5
              systemctl hibernate
            elif [ "$status" = Discharging -a "$capacity" -le 5 ]; then
              dunstify -u critical -a batMon \
                -h string:x-dunst-stack-tag:batMon \
                -h int:value:"$capacity" "Battery Critical: ''${capacity}%"
            fi
          }
        '';
        in {
          ExecStart = "${batMon}";
        };
      };
    };
  };

}