imapnotify: Add launchd agent

modules/services/imapnotify.nix

@@ -8,6 +8,8 @@ let
 
   safeName = lib.replaceStrings [ "@" ":" "\\" "[" "]" ] [ "-" "-" "-" "" "" ];
 
+  configName = account: "imapnotify-${safeName account.name}-config.json";
+
   imapnotifyAccounts =
     filter (a: a.imapnotify.enable) (attrValues config.accounts.email.accounts);
 
@@ -19,9 +21,10 @@ let
         Unit = { Description = "imapnotify for ${name}"; };
 
         Service = {
-          ExecStart = "${pkgs.goimapnotify}/bin/goimapnotify -conf ${
-              genAccountConfig account
-            }";
+          ExecStart =
+            "${getExe cfg.package} -conf '${config.xdg.configHome}/imapnotify/${
+              configName account
+            }'";
           Restart = "always";
           RestartSec = 30;
           Type = "simple";
@@ -34,8 +37,32 @@ let
       };
     };
 
+  genAccountAgent = account:
+    let name = safeName account.name;
+    in {
+      name = "imapnotify-${name}";
+      value = {
+        enable = true;
+        config = {
+          ProgramArguments = [
+            "${getExe cfg.package}"
+            "-conf"
+            "${config.xdg.configHome}/imapnotify/${configName account}"
+          ];
+          KeepAlive = true;
+          ThrottleInterval = 30;
+          ExitTimeOut = 0;
+          ProcessType = "Background";
+          RunAtLoad = true;
+        } // optionalAttrs account.notmuch.enable {
+          EnvironmentVariables.NOTMUCH_CONFIG =
+            "${config.xdg.configHome}/notmuch/default/config";
+        };
+      };
+    };
+
   genAccountConfig = account:
-    pkgs.writeText "imapnotify-${safeName account.name}-config.json" (let
+    pkgs.writeText (configName account) (let
       port = if account.imap.port != null then
         account.imap.port
       else if account.imap.tls.enable then
@@ -62,7 +89,17 @@ in {
   meta.maintainers = [ maintainers.nickhu ];
 
   options = {
-    services.imapnotify = { enable = mkEnableOption "imapnotify"; };
+    services.imapnotify = {
+      enable = mkEnableOption "imapnotify";
+
+      package = mkOption {
+        type = types.package;
+        default = pkgs.goimapnotify;
+        defaultText = literalExpression "pkgs.goimapnotify";
+        example = literalExpression "pkgs.imapnotify";
+        description = "The imapnotify package to use";
+      };
+    };
 
     accounts.email.accounts = mkOption {
       type = with types; attrsOf (submodule (import ./imapnotify-accounts.nix));
@@ -79,14 +116,19 @@ in {
             + concatMapStringsSep ", " (a: a.name) badAccounts;
         };
     in [
-      (lib.hm.assertions.assertPlatform "services.imapnotify" pkgs
-        lib.platforms.linux)
       (checkAccounts (a: a.maildir == null) "maildir configuration")
       (checkAccounts (a: a.imap == null) "IMAP configuration")
       (checkAccounts (a: a.passwordCommand == null) "password command")
       (checkAccounts (a: a.userName == null) "username")
     ];
 
     systemd.user.services = listToAttrs (map genAccountUnit imapnotifyAccounts);
+
+    launchd.agents = listToAttrs (map genAccountAgent imapnotifyAccounts);
+
+    xdg.configFile = listToAttrs (map (account: {
+      name = "imapnotify/${configName account}";
+      value.source = genAccountConfig account;
+    }) imapnotifyAccounts);
   };
 }

tests/default.nix

@@ -141,6 +141,7 @@ import nmt {
   ] ++ lib.optionals isDarwin [
     ./modules/launchd
     ./modules/targets-darwin
+    ./modules/programs/goimapnotify
   ] ++ lib.optionals isLinux [
     ./modules/config/i18n
     ./modules/i18n/input-method

tests/modules/programs/goimapnotify/default.nix

@@ -0,0 +1 @@
+{ goimapnotify-launchd = ./launchd.nix; }

tests/modules/programs/goimapnotify/launchd.nix

@@ -0,0 +1,41 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  imports = [ ../../accounts/email-test-accounts.nix ];
+
+  config = {
+    accounts.email.accounts = {
+      "hm@example.com" = {
+        notmuch.enable = true;
+        imap.port = 993;
+
+        imapnotify = {
+          enable = true;
+          boxes = [ "Inbox" ];
+          onNotify = ''
+            ${pkgs.notmuch}/bin/notmuch new
+          '';
+        };
+      };
+    };
+
+    services.imapnotify = {
+      enable = true;
+      package = (config.lib.test.mkStubPackage {
+        name = "goimapnotify";
+        outPath = "@goimapnotify@";
+      });
+    };
+
+    nmt.script = let
+      serviceFileName =
+        "org.nix-community.home.imapnotify-hm-example.com.plist";
+    in ''
+      serviceFile=LaunchAgents/${serviceFileName}
+      assertFileExists $serviceFile
+      assertFileContent $serviceFile ${./launchd.plist}
+    '';
+  };
+}

tests/modules/programs/goimapnotify/launchd.plist

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>EnvironmentVariables</key>
+	<dict>
+		<key>NOTMUCH_CONFIG</key>
+		<string>/home/hm-user/.config/notmuch/default/config</string>
+	</dict>
+	<key>ExitTimeOut</key>
+	<integer>0</integer>
+	<key>KeepAlive</key>
+	<true/>
+	<key>Label</key>
+	<string>org.nix-community.home.imapnotify-hm-example.com</string>
+	<key>ProcessType</key>
+	<string>Background</string>
+	<key>ProgramArguments</key>
+	<array>
+		<string>@goimapnotify@/bin/goimapnotify</string>
+		<string>-conf</string>
+		<string>/home/hm-user/.config/imapnotify/imapnotify-hm-example.com-config.json</string>
+	</array>
+	<key>RunAtLoad</key>
+	<true/>
+	<key>ThrottleInterval</key>
+	<integer>30</integer>
+</dict>
+</plist>