Configure the folder that new Finder windows open

1 files changed, 53 insertions, 1 deletions

diff --git a/modules/system/defaults/finder.nix b/modules/system/defaults/finder.nix
index 1da93c0..51fff74 100644
--- a/modules/system/defaults/finder.nix
+++ b/modules/system/defaults/finder.nix
@@ -1,7 +1,10 @@
 { config, lib, ... }:
 
-with lib;
+let
+  inherit (lib) mkOption types;
 
+  cfg = config.system.defaults.finder;
+in
 {
   options = {
 
@@ -96,5 +99,54 @@ with lib;
       '';
     };
 
+    system.defaults.finder.NewWindowTarget = mkOption {
+      type = types.nullOr (types.enum [
+        "Computer"
+        "OS volume"
+        "Home"
+        "Desktop"
+        "Documents"
+        "Recents"
+        "iCloud Drive"
+        "Other"
+      ]);
+      apply = key: if key == null then null else {
+        "Computer" = "PfCm";
+        "OS volume" = "PfVo";
+        "Home" = "PfHm";
+        "Desktop" = "PfDe";
+        "Documents" = "PfDo";
+        "Recents" = "PfAF";
+        "iCloud Drive" = "PfID";
+        "Other" = "PfLo";
+      }.${key};
+      default = null;
+      description = ''
+        Change the default folder shown in Finder windows. "Other" corresponds to the value of
+        NewWindowTargetPath. The default is unset ("Recents").
+      '';
+    };
+
+    system.defaults.finder.NewWindowTargetPath = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      description = ''
+        Sets the URI to open when NewWindowTarget is "Other". Spaces and similar characters must be
+        escaped. If the value is invalid, Finder will open your home directory.
+        Example: "file:///Users/foo/long%20cat%20pics".
+        The default is unset.
+      '';
+    };
+  };
+
+  config = {
+    assertions = [{
+      assertion = cfg.NewWindowTargetPath != null -> cfg.NewWindowTarget == "PfLo";
+      message = "`system.defaults.finder.NewWindowTarget` should be set to `Other` when `NewWindowTargetPath` is non-null.";
+    }
+    {
+      assertion = cfg.NewWindowTarget == "PfLo" -> cfg.NewWindowTargetPath != null;
+      message = "`system.defaults.finder.NewWindowTargetPath` should be non-null when `NewWindowTarget` is set to `Other`.";
+    }];
   };
 }