refactor(api): deduplicate RAG index entities and consolidate import paths (#34690)

api/core/rag/entities/__init__.py

@@ -1,12 +1,20 @@
 from core.rag.entities.citation_metadata import RetrievalSourceMetadata
 from core.rag.entities.context_entities import DocumentContext
+from core.rag.entities.event import DatasourceCompletedEvent, DatasourceErrorEvent, DatasourceProcessingEvent
+from core.rag.entities.index_entities import EconomySetting, EmbeddingSetting, IndexMethod
 from core.rag.entities.metadata_entities import Condition, MetadataFilteringCondition, SupportedComparisonOperator
 from core.rag.entities.processing_entities import ParentMode, PreProcessingRule, Rule, Segmentation
-from core.rag.entities.retrieval_settings import KeywordSetting, VectorSetting
+from core.rag.entities.retrieval_settings import KeywordSetting, VectorSetting, WeightedScoreConfig
 
 __all__ = [
     "Condition",
+    "DatasourceCompletedEvent",
+    "DatasourceErrorEvent",
+    "DatasourceProcessingEvent",
     "DocumentContext",
+    "EconomySetting",
+    "EmbeddingSetting",
+    "IndexMethod",
     "KeywordSetting",
     "MetadataFilteringCondition",
     "ParentMode",
@@ -16,4 +24,5 @@ __all__ = [
     "Segmentation",
     "SupportedComparisonOperator",
     "VectorSetting",
+    "WeightedScoreConfig",
 ]

api/core/rag/entities/index_entities.py

@@ -0,0 +1,30 @@
+from typing import Literal
+
+from pydantic import BaseModel
+
+
+class EmbeddingSetting(BaseModel):
+    """
+    Embedding Setting.
+    """
+
+    embedding_provider_name: str
+    embedding_model_name: str
+
+
+class EconomySetting(BaseModel):
+    """
+    Economy Setting.
+    """
+
+    keyword_number: int
+
+
+class IndexMethod(BaseModel):
+    """
+    Knowledge Index Setting.
+    """
+
+    indexing_technique: Literal["high_quality", "economy"]
+    embedding_setting: EmbeddingSetting
+    economy_setting: EconomySetting

api/core/rag/entities/retrieval_settings.py

@@ -17,3 +17,12 @@ class KeywordSetting(BaseModel):
     """
 
     keyword_weight: float
+
+
+class WeightedScoreConfig(BaseModel):
+    """
+    Weighted score Config.
+    """
+
+    vector_setting: VectorSetting
+    keyword_setting: KeywordSetting