NixOS/modules/neovim/home.nix

{
  inputs,
  config,
  lib,
  pkgs,
  ...
}: {
  imports = [
    inputs.nixvim.homeModules.nixvim
  ];

  programs.nixvim = {
    enable = true;

    waylandSupport = true;

    # Basic options
    opts = {
      autoindent = true;
      clipboard = "unnamedplus";
      shiftwidth = 2;
      mousescroll = "ver:0,hor:0";

      expandtab = true; # Always insert spaces, never hard tab characters
      tabstop = 2; # Make hard tabs display as 2 columns (matches shiftwidth)
      softtabstop = 2; # Backspace deletes 2 spaces at a time

      number = true;
      relativenumber = true;

      cursorline = true; # Highlights the entire current line
      cursorlineopt = "both"; # Highlights both the line AND the line number

      termguicolors = true;
    };

    colorschemes.catppuccin = {
      enable = true;
      settings = {
        flavour = "mocha";
        term_colors = true;

        styles = {
          booleans = ["bold" "italic"];
          conditionals = ["bold"];
          functions = ["bold"];
          keywords = ["italic"];
        };
      };
    };

    keymaps = [
      {
        mode = "v";
        key = ">";
        action = ">gv";
        options.desc = "Indent and keep selection";
      }
      {
        mode = "v";
        key = "<";
        action = "<gv";
        options.desc = "Unindent and keep selection";
      }
    ];

    plugins = {
      # Remeber where you left the file last time
      lastplace.enable = true;
      # Statusline at the bottom of the screen
      lualine.enable = true;
      # Tab bar at the top of the screen
      bufferline.enable = true;
      # File type icons used by many UI plugins (Dependency)
      web-devicons.enable = true;
      # Replaces the default cmdline, messages, and popupmenu with a nicer UI
      noice.enable = true;
      # Popup notification manager
      notify.enable = true;
      treesitter = {
        # Syntax parsing for accurate highlighting and code understanding
        enable = true;
        settings = {
          highlight.enable = true;
          indent.enable = true;
        };
      };
      # Shows the current function/class context pinned at the top of the buffer
      treesitter-context = {
        enable = true;
        settings = {
          # Cap the context header
          max_lines = 4;
          # When over the limit, drop outermost context
          trim_scope = "outer";
          # Only show context in tall-enough windows
          min_window_height = 20;
        };
      };

      # Provides autocompletion suggestions
      blink-cmp = {
        enable = true;
        settings = {
          keymap.preset = "default"; # Tab/S-Tab to navigate, Enter to confirm
          sources.default = ["lsp" "path" "snippets" "buffer"];
          completion = {
            documentation.auto_show = true;
            ghost_text.enabled = true; # inline preview of the top suggestion
          };
        };
      };

      lsp = {
        enable = true;
        servers = {
          nixd.enable = true; # Nix
          ts_ls.enable = true; # TypeScript/JavaScript
          # ... add more as needed
        };
      };

      # Text objects based on treesitter nodes (e.g. select a function body)
      treesitter-textobjects.enable = true;
      # Auto-closes and renames HTML/JSX tags using treesitter
      ts-autotag.enable = true;
      # Adds indentation guide lines to every indent level
      indent-blankline = {
        enable = true;
        settings = {
          indent = {
            char = "│";
            tab_char = "│"; # Explicitly define the tab indent guide character
          };
          scope = {
            enabled = true;
          };
          whitespace = {
            remove_blankline_trail = false;
          };
        };
      };
      # Highlights and searches TODO/FIXME/HACK comments
      todo-comments.enable = true;
      nvim-autopairs = {
        enable = true;
        settings = {
          check_ts = true; # Use treesitter to avoid pairing inside strings/comments
        };
      };
      conform-nvim = {
        enable = true;
        settings = {
          formatters_by_ft = {
            nix = ["alejandra"];
          };
          format_on_save = {
            lsp_format = "fallback";
            timeout_ms = 500;
          };
        };
        # Pin the exact binary path so Nix guarantees it's available
        settings.formatters = {
          alejandra.command = "${pkgs.alejandra}/bin/alejandra";
        };
      };
    };

    extraPlugins = with pkgs.vimPlugins; [
    ];

    # Additional Lua configuration
    extraConfigLua = ''
         -- Custom Lua config here
      vim.opt.cpoptions:append('I')
    '';
  };
}