feat(home): add shell module

home/modules/shell/bash.nix

@@ -0,0 +1,75 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  cfg = config.shell.bash;
+  username = config.home.username;
+  dotsPath = ../../../dots;
+in
+{
+  options.shell.bash = {
+    enable = lib.mkEnableOption "bash configuration";
+
+    aliases = {
+      all = lib.mkOption {
+        type = lib.types.bool;
+        default = true;
+        description = "Enable common aliases";
+      };
+      lang-js = lib.mkOption {
+        type = lib.types.bool;
+        default = false;
+        description = "Enable JavaScript/Node.js aliases";
+      };
+    };
+
+    addBinToPath = lib.mkOption {
+      type = lib.types.bool;
+      default = true;
+      description = "Add dots .bin directory to PATH";
+    };
+
+    extraInit = lib.mkOption {
+      type = lib.types.lines;
+      default = "";
+      description = "Additional bash initialization";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    shell-utils.enable = lib.mkDefault true;
+
+    programs.bash = {
+      enable = true;
+      enableCompletion = true;
+      initExtra = ''
+        for f in /home/${username}/.bashrc.d/*; do
+          [ -f "$f" ] && source "$f"
+        done
+
+        ${lib.optionalString cfg.aliases.all "source /home/${username}/.bash_aliases/all"}
+        ${lib.optionalString cfg.aliases.lang-js "source /home/${username}/.bash_aliases/lang-js"}
+
+        ${lib.optionalString cfg.addBinToPath "export PATH=${dotsPath}/.bin:$PATH"}
+
+        ${cfg.extraInit}
+      '';
+    };
+
+    home.file =
+      {
+        ".inputrc".source = dotsPath + "/.inputrc";
+        ".bashrc.d/prompt".source = dotsPath + "/.bashrc.d/prompt";
+        ".bashrc.d/editor".source = dotsPath + "/.bashrc.d/editor";
+      }
+      // lib.optionalAttrs cfg.aliases.all {
+        ".bash_aliases/all".source = dotsPath + "/.bash_aliases/all";
+      }
+      // lib.optionalAttrs cfg.aliases.lang-js {
+        ".bash_aliases/lang-js".source = dotsPath + "/.bash_aliases/lang-js";
+      };
+  };
+}

home/modules/shell/default.nix

@@ -0,0 +1,7 @@
+{
+  imports = [
+    ./bash.nix
+    ./utils.nix
+    ./prompt.nix
+  ];
+}

home/modules/shell/prompt.nix

@@ -0,0 +1,17 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+{
+  options.starship = {
+    enable = lib.mkEnableOption "starship prompt";
+  };
+
+  config = lib.mkIf config.starship.enable {
+    programs.starship = {
+      enable = true;
+    };
+  };
+}

home/modules/shell/utils.nix

@@ -0,0 +1,26 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+{
+  options.shell-utils = {
+    enable = lib.mkEnableOption "shell utilities";
+  };
+
+  config = lib.mkIf config.shell-utils.enable {
+    programs.fzf = {
+      enable = true;
+      enableBashIntegration = lib.mkDefault true;
+    };
+
+    home.packages = with pkgs; [
+      ripgrep
+      bat
+      jq
+      entr
+      parallel
+    ];
+  };
+}