{ config, lib, pkgs, self, ... }:

let
  cfg = config.profiles.development;
in
{
  imports = [
    ../../modules/programs/zshell
  ];

  options.profiles.development = {
    enable = lib.mkEnableOption
      "A profile that enables the system to be used for developing programs";
  };

  config = lib.mkIf cfg.enable {
    programs.git = {
      enable = true;
      package = pkgs.gitFull;

      userName = "sefidel";
      userEmail = "contact@sefidel.net";

      signing = {
        key = "8BDFDFB56842239382A0441B9238BC709E05516A";
        signByDefault = true;
      };

      aliases = {
        graph =
          "log --graph --abbrev-commit --decorate --date=relative --format=format:'%C(bold yellow)%h%C(reset) - %C(green)(%ar)%C(reset)%C(bold yellow)%d%C(reset)%n %C(normal)%s%C(reset) %C(blue)- %an%C(reset)' --all";
        co = "checkout";
        br = "branch";
        st = "status";
        ps = "push";
        pl = "pull";
        root = "rev-parse --show-toplevel";
      };

      extraConfig = {
        init.defaultBranch = "main";
        pull.rebase = true;

        merge.conflictStyle = "diff3";

        mergetool.fugitive = {
          cmd = ''nvim -f -c "Gvdiffsplit!" "$MERGED"'';
          trustExitCode = true;
        };

        merge.tool = "fugitive";
        mergetool.prompt = false;

        format.signOff = true;

        sendemail = {
          smtpserver = "smtp.migadu.com";
          smtpuser = "contact@sefidel.com";
          smtpencryption = "ssl";
          smtpserverport = "465";
        };
      };

      ignores = [
        # IntelliJ files and folders
        ".idea/"
        "*.iml"
        # backupfiles and shadow copies done by editors
        "*~"
        "\\#*\\#"
        ".#*"
        # Elixir language server
        "/.elixir_ls"
        # MyPy Cache
        ".mypy_cache"
        # Visual Studio Code project configuration
        "/.vscode"
        # Result folder for nix builds
        "result"
        "result-*"
        # direnv caches
        ".direnv/"
        # emacs/python stuff
        "flycheck_*.py"
      ];
    };

    # GPG Authentication subkey is used for provisioning the server,
    # thus we need to use fallback key to identify with gitolite.
    programs.ssh.enable = true; # this has no relation with the sshd daemon.
    programs.ssh.forwardAgent = true;
    programs.ssh.extraConfig = ''
      Host git.exotic.sh
        User git
        Port 22
        IdentityFile ~/.ssh/sefidel.pub
        IdentitiesOnly true

      Host git-admin.vhosts.exotic.sh
        HostName git.exotic.sh
        User git
        Port 22
        IdentityFile ~/.ssh/id_ed25519
        IdentitiesOnly true

      Host work.vhosts.exotic.sh
        HostName cobalt.exotic.sh
        User sefidel
        Port 22
        IdentityFile ~/.ssh/sefidel.pub
        IdentitiesOnly true
    '';

    programs.helix = {
      enable = true;
      settings = {
        theme = "rasmus-ext";

        editor = {
          statusline = {
            left = [ "mode" "spinner" "file-name" "position" "separator" "spacer" "diagnostics" "file-modification-indicator" ];
            center = [ "version-control" ];
            right = [ "selections" "file-encoding" "file-line-ending" "file-type" ];
            mode.normal = "NORMAL";
            mode.insert = "INSERT";
            mode.select = "SELECT";
          };

          cursor-shape = {
            insert = "bar";
            normal = "block";
            select = "underline";
          };

          # lsp = {
          #   display-inlay-hints = true;
          # };

          line-number = "relative";
          color-modes = true;
          bufferline = "multiple";
        };

        keys.normal = {
          space = {
            q = ":buffer-previous";
            e = ":buffer-next";
            u = ":buffer-close";
            o = ":new";
            ";" = "command_mode";
            "/" = "toggle_comments";
          };
          A-r = [ "extend_to_line_bounds" "delete_selection" "paste_after" ];
          A-e = [ "extend_to_line_bounds" "delete_selection" "move_line_up" "paste_before" ];
        };
      };
      themes = {
        rasmus-ext = {
          inherits = "rasmus";

          # Transparent background
          # "ui.background" = {};
          # Bar cursor
          "ui.virtual" = { fg = "white"; };
          # lightened ui.cursor.{normal,insert,select}
          "ui.cursor.primary.normal" = { bg = "gray045"; };
          "ui.cursor.primary.insert" = { bg = "white"; };
          "ui.cursor.primary.select" = { bg = "gray035"; };
          # TODO: Use proper search group after
          # https://github.com/helix-editor/helix/pull/5702
          # "ui.selection" = { /* fg = "accent01"; */ bg = "accent02"; };
          # "ui.selection.primary" = { /* fg = "accent01"; */ bg = "accent02"; };

          palette = {
            gray035 = "#4b4b49";
            gray045 = "#525250";
            accent01 = "#f0a0c0";
            accent02 = "#302028";
          };
        };
      };
    };

    services.emacs = lib.mkIf pkgs.stdenv.isLinux {
      enable = true;
      client.enable = true;
      socketActivation.enable = true;
    };
    programs.emacs = {
      enable = true;
      package = pkgs.emacs29-pgtk;
    };

    home.activation.installFootEmacsTerminfo = ''
      ${pkgs.ncurses}/bin/tic -x -o $HOME/.terminfo ${
        pkgs.fetchurl {
          url =
            "https://gist.githubusercontent.com/sefidel/5f7f46783ad527ada98caa13e32efd42/raw/509375cc7bff269bb3b906fd417ed3d51b4a1cc5/foot-emacs.src";
          sha256 = "sha256-aR/C40NWbrwYRIAvaRL/6gUAcP7xokChOVJIbyDXAwI=";
        }
      }
    '';

    home.packages = [
      # Launchable graphical emacsclient in bemenu
      (pkgs.writeShellScriptBin "ec" "emacsclient -cna emacs $@")
      # Emacsclient with 24bit colours fix for foot
      (pkgs.writeShellScriptBin "e" ''
       if [[ "$TERM" == "foot" ]]; then
          eprefix="TERM=foot-emacs"
        elif [[ "$TERM" == "foot-direct" ]]; then
          eprefix="TERM=foot-direct-emacs"
        fi
        eval "$eprefix emacsclient -ta emacs $@"
      '')

      pkgs.bfg-repo-cleaner
      pkgs.diffoscopeMinimal
      pkgs.colmena
      pkgs.du-dust
      pkgs.deploy-rs
      # pkgs.dnsutils # Err on darwin
      # TODO: https://github.com/cli/cli/issues/4955
      pkgs.gh
      pkgs.git-annex
      pkgs.hyperfine
      pkgs.jq
      pkgs.lsof
      pkgs.ouch
      pkgs.tcpdump
      pkgs.tokei
      pkgs.mtr
      pkgs.nil
      pkgs.nixpkgs-fmt
      pkgs.nixpkgs-review
      pkgs.nmap
      pkgs.ripgrep
      pkgs.rust-analyzer
      pkgs.sd
      pkgs.tig
      pkgs.xh
      pkgs.cargo-play
      pkgs.cargo-edit
      pkgs.cargo-sort
      pkgs.cargo-diet
      pkgs.cargo-deny
      pkgs.lldb
      pkgs.ghc
      pkgs.ghidra
      pkgs.stack
      (pkgs.haskell-language-server.override { supportedGhcVersions = [ (builtins.replaceStrings [ "." ] [ "" ] pkgs.ghc.version) ]; })
      pkgs.sbcl
      # pkgs.lispPackages.quicklisp
      # pkgs.lispPackages.clwrapper
      (pkgs.python3.withPackages (ps: with ps; [ pynvim ]))
      pkgs.gopls
    ] ++ pkgs.lib.optionals (pkgs.stdenv.isLinux) [
      # TODO: currently broken/doesn't support Darwin
      pkgs.valgrind
      pkgs.clang-tools
      pkgs.gdb
    ];
  };
}