update

app/config.py

@@ -0,0 +1,42 @@
+from __future__ import annotations
+
+import os
+from pathlib import Path
+from urllib.parse import quote_plus
+
+from dotenv import load_dotenv
+
+
+BASE_DIR = Path(__file__).resolve().parent.parent
+DEFAULT_SQLITE_PATH = BASE_DIR / "instance" / "ksp.sqlite3"
+
+load_dotenv(BASE_DIR / ".env")
+
+
+def _build_database_uri() -> str:
+    host = os.getenv("PGHOST")
+    port = os.getenv("PGPORT")
+    user = os.getenv("PGUSER")
+    password = os.getenv("PGPASSWORD")
+    database = os.getenv("PGDATABASE")
+
+    if all([host, port, user, password, database]):
+        return (
+            "postgresql+psycopg://"
+            f"{quote_plus(user)}:{quote_plus(password)}@{host}:{port}/{quote_plus(database)}"
+        )
+
+    DEFAULT_SQLITE_PATH.parent.mkdir(parents=True, exist_ok=True)
+    return f"sqlite:///{DEFAULT_SQLITE_PATH.as_posix()}"
+
+
+class Config:
+    APP_ENV = os.getenv("APP_ENV", "development")
+    APP_PORT = int(os.getenv("APP_PORT", "8000"))
+    APP_SECRET_KEY = os.getenv("APP_SECRET_KEY", "development-only-secret-key")
+    PROJECT_TITLE = os.getenv("PROJECT_TITLE", "KSP Data Hangar")
+    WORKBOOK_PATH = os.getenv("WORKBOOK_PATH", "KSP Engine Tweak Chart.xlsx")
+    SQLALCHEMY_DATABASE_URI = _build_database_uri()
+    SQLALCHEMY_TRACK_MODIFICATIONS = False
+    SQLALCHEMY_ECHO = os.getenv("SQLALCHEMY_ECHO", "false").lower() == "true"
+    SECRET_KEY = APP_SECRET_KEY