Back up save before overwrite

2026-05-18 19:37:35 -07:00
parent 65599b9d2f
commit dfad8809c7
5 changed files with 89 additions and 1 deletions
@@ -0,0 +1,48 @@
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[1]
+
+EXPECTED = {
+    ROOT / "Source" / "AgrarianGame" / "AgrarianPersistenceSubsystem.h": [
+        "bool bBackupBeforeSave = true;",
+        "bool BackupExistingSave() const;",
+    ],
+    ROOT / "Source" / "AgrarianGame" / "AgrarianPersistenceSubsystem.cpp": [
+        "if (SaveGame && bBackupBeforeSave)",
+        "BackupExistingSave();",
+        "FPaths::ProjectSavedDir()",
+        "TEXT(\"SaveGames\")",
+        "TEXT(\"Backups\")",
+        "FDateTime::UtcNow().ToString",
+        "IFileManager::Get().Copy",
+    ],
+    ROOT / "Docs" / "PersistenceDesignDocument.md": [
+        "`UAgrarianPersistenceSubsystem::bBackupBeforeSave`",
+        "`Saved/SaveGames/Backups`",
+        "UTC timestamp",
+    ],
+    ROOT / "AGRARIAN_DEVELOPMENT_ROADMAP.md": [
+        "[x] Add backup-before-save option.",
+        "`bBackupBeforeSave`",
+        "`Saved/SaveGames/Backups`",
+    ],
+}
+
+
+def main() -> None:
+    missing = []
+    for path, snippets in EXPECTED.items():
+        text = path.read_text(encoding="utf-8")
+        for snippet in snippets:
+            if snippet not in text:
+                missing.append(f"{path.relative_to(ROOT)}: {snippet}")
+
+    if missing:
+        raise RuntimeError("Backup-before-save verification failed: " + "; ".join(missing))
+
+    print("PASS: backup-before-save is wired before slot overwrite.")
+
+
+if __name__ == "__main__":
+    main()