From 38a1168a325b577fe56c2f7c0b3803ee50b9e2ae Mon Sep 17 00:00:00 2001
From: Tom Alexander <tom@fizz.buzz>
Date: Mon, 26 May 2025 18:23:10 -0400
Subject: [PATCH] Persist persistent_settings.dat on steam deck.

---
 nix/steam_deck/configuration/roles/rpcs3/default.nix  |  4 +++-
 .../configuration/util/persist_symlink/default.nix    | 11 +++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/nix/steam_deck/configuration/roles/rpcs3/default.nix b/nix/steam_deck/configuration/roles/rpcs3/default.nix
index 6e72ffc..8ca37dc 100644
--- a/nix/steam_deck/configuration/roles/rpcs3/default.nix
+++ b/nix/steam_deck/configuration/roles/rpcs3/default.nix
@@ -68,7 +68,6 @@ in
           source = ./files/CurrentSettings.ini;
         };
 
-        # TODO: Persist file .config/rpcs3/GuiConfigs/persistent_settings.dat # play times and recently played
         me.persist.directories = [
           ".config/rpcs3/games" # Location of ROMs.
           ".config/rpcs3/dev_hdd0"
@@ -79,6 +78,9 @@ in
           ".config/rpcs3/input_configs" # Controller config.
           ".config/rpcs3/Icons" # Game icons.
         ];
+        me.persist.files = [
+          ".config/rpcs3/GuiConfigs/persistent_settings.dat" # play times and recently played
+        ];
         me.state.directories = [ ".cache/rpcs3" ];
 
         nixpkgs.overlays = [
diff --git a/nix/steam_deck/configuration/util/persist_symlink/default.nix b/nix/steam_deck/configuration/util/persist_symlink/default.nix
index 0860d66..6339bab 100644
--- a/nix/steam_deck/configuration/util/persist_symlink/default.nix
+++ b/nix/steam_deck/configuration/util/persist_symlink/default.nix
@@ -16,6 +16,12 @@
       example = [ ".local/share/dolphin-emu/Wii" ];
       description = "List of folders relative to the home directory to persist.";
     };
+    persist.files = lib.mkOption {
+      type = lib.types.listOf lib.types.str;
+      default = [ ];
+      example = [ ".local/share/foo.sqlite3" ];
+      description = "List of files relative to the home directory to persist.";
+    };
     state.directories = lib.mkOption {
       type = lib.types.listOf lib.types.str;
       default = [ ];
@@ -50,6 +56,11 @@
         );
       };
     })
+    (lib.mkIf (config.me.persist.files != [ ]) {
+      home.persistence."/home/deck/.persist" = {
+        files = config.me.persist.files;
+      };
+    })
     (lib.mkIf (config.me.state.directories != [ ]) {
       home.persistence."/home/deck/.state" = {
         directories = (