# Stylix-themed program configurations
# All programs here are managed via programs.<name>.enable for Stylix auto-theming
{ config, pkgs, lib, ... }:

{
  programs = {
    #
    # Terminals
    #
    ghostty = {
      enable = true;
      settings = {
        # Font managed by Stylix, but we can override family here
        # Stylix sets font-size via stylix.fonts.sizes.terminal
        font-family = "Maple Mono NF";

        # Ligatures - Maple Mono NF has full ligature support
        font-feature = [
          "+calt"  # contextual alternates
          "+liga"  # standard ligatures
        ];

        window-padding-x = 4;
        window-padding-y = 4;

        keybind = [
          "ctrl+shift+plus=increase_font_size:1"
          "shift+enter=text:\\n"
        ];
      };
    };

    foot = {
      enable = true;
      # Stylix handles colors and fonts
      settings = {
        main = {
          pad = "4x4";
        };
      };
    };

    #
    # Editor
    #
    helix = {
      enable = true;
      # Stylix sets the theme, but we override syntax tokens for minimal highlighting
      # Philosophy: Only keywords, strings, comments, numbers get color - rest is plain text
      themes.stylix = {
        # Inherit Stylix's base theme (UI, palette, etc.)
        inherits = "stylix";

        # Minimal syntax highlighting - only 4 categories get color
        # Comments - stand out
        "comment" = { fg = "yellow"; modifiers = ["italic"]; };

        # Keywords - highlighted and italic
        "keyword" = { fg = "magenta"; modifiers = ["italic"]; };
        "keyword.control" = { fg = "magenta"; modifiers = ["italic"]; };
        "keyword.directive" = { fg = "magenta"; modifiers = ["italic"]; };
        "keyword.function" = { fg = "magenta"; modifiers = ["italic"]; };
        "keyword.operator" = { fg = "magenta"; modifiers = ["italic"]; };
        "keyword.return" = { fg = "magenta"; modifiers = ["italic"]; };
        "keyword.storage" = { fg = "magenta"; modifiers = ["italic"]; };

        # Strings - highlighted
        "string" = "green";
        "string.regexp" = "red";
        "string.special" = "green";

        # Numbers/constants - highlighted
        "constant.numeric" = "red";
        "constant.builtin" = "red";
        "constant.character.escape" = "red";

        # Functions remain plain text
        "function" = "text";
        "function.builtin" = "text";
        "function.method" = "text";
        "function.macro" = "text";

        # Variables remain plain text
        "variable" = "text";
        "variable.builtin" = "text";
        "variable.parameter" = "text";
        "variable.other.member" = "text";

        # Types get subtle highlight
        "type" = { fg = "cyan"; modifiers = ["italic"]; };
        "type.builtin" = "cyan";

        # Top-level definitions get accent
        "function.definition" = { fg = "text"; modifiers = ["bold"]; };
        "type.definition" = { fg = "text"; modifiers = ["bold"]; };

        # Everything else plain
        "constructor" = "text";
        "attribute" = "text";
        "label" = "text";
        "namespace" = "text";
        "tag" = "text";

        # Punctuation slightly dimmed
        "punctuation" = { fg = "text"; modifiers = ["dim"]; };
        "punctuation.bracket" = { fg = "text"; modifiers = ["dim"]; };
        "punctuation.delimiter" = { fg = "text"; modifiers = ["dim"]; };
        "punctuation.special" = { fg = "text"; modifiers = ["dim"]; };
        "operator" = { fg = "text"; modifiers = ["dim"]; };

        # Markup
        "markup.heading" = { fg = "cyan"; modifiers = ["bold"]; };
        "markup.list" = "magenta";
        "markup.bold" = { modifiers = ["bold"]; };
        "markup.italic" = { modifiers = ["italic"]; };
        "markup.strikethrough" = { modifiers = ["crossed_out"]; };
        "markup.link.url" = { fg = "blue"; modifiers = ["underlined"]; };
        "markup.link.text" = "magenta";
        "markup.quote" = "green";
        "markup.raw" = "green";
      };

      settings = {
        # Standard QWERTY keybindings
        keys.normal = {
          # Navigation
          "S-tab" = "jump_backward";
          "C-d" = [ "page_cursor_half_down" "align_view_center" ];
          "C-u" = [ "page_cursor_half_up" "align_view_center" ];

          # Selection
          C-s = "split_selection_on_newline";
          C-minus = "merge_selections";
          C-_ = "merge_consecutive_selections";
          "C-;" = "flip_selections";
          "C-:" = "ensure_selections_forward";
          "C-," = "remove_primary_selection";

          # Misc
          "C-/" = "toggle_comments";
          "@" = ":append-output git config get user.email";

          space = {
            B = ":sh git log -n 5 --format='format:%%h (%%an: %%ar) %%s' --no-patch -L%{cursor_line},+1:%{buffer_name}";
            x = ":write-buffer-close";
            X = ":write-quit-all";
            o = ":config-open";
            h = "hover";
            k = "select_references_to_symbol_under_cursor";
          };

          g = {
            "/" = "goto_next_buffer";
            "\\" = "goto_previous_buffer";
          };

          m.m = [ "select_mode" "match_brackets" "normal_mode" ];
        };

        keys.select = {
          "C-d" = [ "page_cursor_half_down" "align_view_center" ];
          "C-u" = [ "page_cursor_half_up" "align_view_center" ];

          g = {
            "/" = "goto_next_buffer";
            "\\" = "goto_previous_buffer";
          };
        };

        editor = {
          auto-format = true;
          auto-save = true;
          bufferline = "always";
          color-modes = true;
          completion-timeout = 5;
          cursorcolumn = true;
          cursorline = true;
          indent-heuristic = "tree-sitter";
          line-number = "relative";
          rulers = [ 120 ];
          text-width = 120;
          end-of-line-diagnostics = "hint";

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

          file-picker.hidden = false;

          indent-guides.render = true;

          inline-diagnostics = {
            cursor-line = "warning";
            other-lines = "disable";
            prefix-len = 5;
            max-diagnostics = 1;
            max-wrap = 30;
          };

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

          soft-wrap = {
            enable = true;
            max-wrap = 30;
          };

          statusline = {
            left = [ "mode" "file-modification-indicator" "spinner" "version-control" ];
            center = [ "file-name" ];
            right = [ "diagnostics" "selections" "register" "position" "file-encoding" ];
            mode.normal = "Normal";
            mode.insert = "Insert";
            mode.select = "Select";
          };

          whitespace.render = {
            space = "all";
            tab = "all";
            tabpad = "all";
            newline = "none";
            nbsp = "none";
          };

          whitespace.characters = {
            space = " ";
            tab = "⇀";
            tabpad = " ";
          };
        };
      };

      languages = {
        language = [
          {
            name = "markdown";
            language-servers = [ "marksman" ];
          }
          {
            name = "nix";
            language-servers = [ "nil" ];
          }
          {
            name = "python";
            language-servers = [ "pylsp" ];
          }
        ];

        language-server.ltex-ls = {
          command = "ltex-ls";
        };
      };
    };

    #
    # CLI Tools
    #
    bat.enable = true;

    fzf = {
      enable = true;
      enableZshIntegration = true;
    };

    btop.enable = true;

    mpv.enable = true;

    #
    # Launcher
    #
    wofi.enable = true;
  };
}