password-store: add modules

modules/programs/password-store.nix

@@ -0,0 +1,64 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.programs.password-store;
+
+in
+
+{
+  meta.maintainers = with maintainers; [ pacien ];
+
+  options.programs.password-store = {
+    enable = mkEnableOption "Password store";
+
+    package = mkOption {
+      type = types.package;
+      default = pkgs.pass;
+      defaultText = literalExample "pkgs.pass";
+      example = literalExample ''
+        pkgs.pass.withExtensions (exts: [ exts.pass-otp ])
+      '';
+      description = ''
+        The <literal>pass</literal> package to use.
+        Can be used to specify extensions.
+      '';
+    };
+
+    settings = mkOption rec {
+      type = with types; attrsOf str;
+      apply = mergeAttrs default;
+      default = {
+        PASSWORD_STORE_DIR = "${config.xdg.dataHome}/password-store";
+      };
+      defaultText = literalExample ''
+        { PASSWORD_STORE_DIR = "$XDG_DATA_HOME/password-store"; }
+      '';
+      example = literalExample ''
+        {
+          PASSWORD_STORE_DIR = "/some/directory";
+          PASSWORD_STORE_KEY = "12345678";
+          PASSWORD_STORE_CLIP_TIME = "60";
+        }
+      '';
+      description = ''
+        The <literal>pass</literal> environment variables dictionary.
+        </para><para>
+        See the "Environment variables" section of
+        <citerefentry>
+          <refentrytitle>pass</refentrytitle>
+          <manvolnum>1</manvolnum>
+        </citerefentry>
+        and the extension man pages for more information about the
+        available keys.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = [ cfg.package ];
+    home.sessionVariables = cfg.settings;
+  };
+}