feat: pydantic-settings config mit allen env-vars

app/config.py

@@ -0,0 +1,33 @@
+from pydantic import Field
+from pydantic_settings import BaseSettings, SettingsConfigDict
+
+
+class Settings(BaseSettings):
+    model_config = SettingsConfigDict(env_file=".env", env_file_encoding="utf-8", extra="ignore")
+
+    nextcloud_webdav_url: str
+    nextcloud_user: str
+    nextcloud_app_password: str
+
+    ollama_url: str
+    ollama_embed_model: str
+
+    qdrant_url: str
+    qdrant_collection: str
+
+    webhook_secret: str
+
+    ingest_root: str = "Documents/THB/Studium"
+    chunk_size_words: int = 500
+    chunk_overlap_words: int = 50
+    log_level: str = "INFO"
+
+
+_settings: Settings | None = None
+
+
+def get_settings() -> Settings:
+    global _settings
+    if _settings is None:
+        _settings = Settings()
+    return _settings

tests/test_config.py

@@ -0,0 +1,52 @@
+import os
+import pytest
+from app.config import Settings
+
+
+def test_settings_loads_all_required_fields(monkeypatch):
+    monkeypatch.setenv("NEXTCLOUD_WEBDAV_URL", "https://nc/remote.php/dav/files/u")
+    monkeypatch.setenv("NEXTCLOUD_USER", "u")
+    monkeypatch.setenv("NEXTCLOUD_APP_PASSWORD", "pw")
+    monkeypatch.setenv("OLLAMA_URL", "http://ollama:11434")
+    monkeypatch.setenv("OLLAMA_EMBED_MODEL", "qwen3-embedding:0.6b")
+    monkeypatch.setenv("QDRANT_URL", "http://qdrant:6333")
+    monkeypatch.setenv("QDRANT_COLLECTION", "rag_test")
+    monkeypatch.setenv("WEBHOOK_SECRET", "secret")
+
+    s = Settings()
+
+    assert s.nextcloud_user == "u"
+    assert s.qdrant_collection == "rag_test"
+    assert s.ingest_root == "Documents/THB/Studium"  # default
+    assert s.chunk_size_words == 500
+    assert s.chunk_overlap_words == 50
+    assert s.log_level == "INFO"
+
+
+def test_settings_overrides_defaults(monkeypatch):
+    for k, v in {
+        "NEXTCLOUD_WEBDAV_URL": "x", "NEXTCLOUD_USER": "x",
+        "NEXTCLOUD_APP_PASSWORD": "x", "OLLAMA_URL": "x",
+        "OLLAMA_EMBED_MODEL": "x", "QDRANT_URL": "x",
+        "QDRANT_COLLECTION": "x", "WEBHOOK_SECRET": "x",
+        "INGEST_ROOT": "Other/Path",
+        "CHUNK_SIZE_WORDS": "300",
+        "CHUNK_OVERLAP_WORDS": "30",
+    }.items():
+        monkeypatch.setenv(k, v)
+
+    s = Settings()
+
+    assert s.ingest_root == "Other/Path"
+    assert s.chunk_size_words == 300
+    assert s.chunk_overlap_words == 30
+
+
+def test_settings_missing_required_raises(monkeypatch):
+    for k in ["NEXTCLOUD_WEBDAV_URL", "NEXTCLOUD_USER", "NEXTCLOUD_APP_PASSWORD",
+              "OLLAMA_URL", "OLLAMA_EMBED_MODEL", "QDRANT_URL",
+              "QDRANT_COLLECTION", "WEBHOOK_SECRET"]:
+        monkeypatch.delenv(k, raising=False)
+
+    with pytest.raises(Exception):
+        Settings()