database removed outside

2026-06-08 14:48:14 +08:00
parent bf8e72f5b6
commit 75dd78aa33
68 changed files with 679 additions and 1815 deletions
@@ -0,0 +1,49 @@
+# -----------------------------------------------------------------------------
+# Description: Runtime storage path resolution for SQLite data, saved layouts, and temporary exports.
+# Inside functions: resolve_database_root
+# Developer : Qin Yue @ 2026
+# Organization : OptiHK Limited
+# -----------------------------------------------------------------------------
+import os
+
+
+BACKEND_DIR = os.path.dirname(os.path.abspath(__file__))
+REPO_ROOT = os.path.abspath(os.path.join(BACKEND_DIR, ".."))
+DEFAULT_DATABASE_ROOT = os.path.abspath(os.path.join(REPO_ROOT, "..", "mxpic_EDA_database"))
+
+
+def _is_inside_repo(path: str) -> bool:
+    """Return True when a candidate runtime data folder lives inside this repo."""
+    repo_root = os.path.normcase(REPO_ROOT)
+    candidate = os.path.normcase(os.path.abspath(path))
+    try:
+        return os.path.commonpath([repo_root, candidate]) == repo_root
+    except ValueError:
+        return False
+
+
+def resolve_database_root() -> str:
+    """Resolve and validate the external runtime database root."""
+    configured_root = os.environ.get("MXPIC_DATABASE_ROOT", "").strip()
+    database_root = os.path.abspath(configured_root or DEFAULT_DATABASE_ROOT)
+
+    if _is_inside_repo(database_root):
+        raise RuntimeError(
+            "Runtime database root must live outside the mxpic_EDA repository. "
+            f"Resolved path: {database_root}. Move the database beside the repo as "
+            "mxpic_EDA_database or set MXPIC_DATABASE_ROOT to an external path."
+        )
+
+    if not os.path.isdir(database_root):
+        raise RuntimeError(
+            "Runtime database root is missing. Move the existing database folder "
+            f"beside mxpic_EDA and rename it to mxpic_EDA_database, or set "
+            f"MXPIC_DATABASE_ROOT to the moved folder. Expected path: {database_root}"
+        )
+
+    return database_root
+
+
+DATABASE_ROOT = resolve_database_root()
+DB_FILE = os.path.join(DATABASE_ROOT, "mxpic_data.db")
+EXPORT_ROOT = os.path.join(DATABASE_ROOT, "_exports")