Initial upload for secondary development

chatlog_fastAPI/services/runtime_settings.py

@@ -0,0 +1,45 @@
+import logging
+import aiosqlite
+from config import settings as default_settings
+from database import get_active_db_path
+
+log = logging.getLogger(__name__)
+
+_cache: dict | None = None
+
+
+def invalidate_cache():
+    global _cache
+    _cache = None
+
+
+async def get_ai_settings() -> dict:
+    global _cache
+    if _cache is not None:
+        return _cache
+
+    # ai_base_url 保留默认值（阿里云兼容 OpenAI 格式地址），其余字段必须由用户在设置页配置
+    result = {
+        "ai_base_url": default_settings.ai_base_url,
+        "ai_api_key": "",
+        "ai_model": "",
+        "summary_model": "",
+        "vision_model": "",
+        "voice_model": "",
+        "topic_analysis_prompt": "",
+    }
+
+    try:
+        path = get_active_db_path()
+        async with aiosqlite.connect(path) as db:
+            db.row_factory = aiosqlite.Row
+            async with db.execute("SELECT key, value FROM app_settings") as cur:
+                rows = await cur.fetchall()
+            for row in rows:
+                if row["key"] in result and row["value"]:
+                    result[row["key"]] = row["value"]
+    except Exception as e:
+        log.warning(f"Failed to read runtime settings: {e}")
+
+    _cache = result
+    return result