优化fastapi逻辑

api/routers/content.py

@@ -16,6 +16,11 @@ from api.schemas.content import (
     TitleGenerateRequest,
     TitleGenerateResponse,
 )
+from pixelle_video.utils.content_generators import (
+    generate_narrations_from_topic,
+    generate_image_prompts,
+    generate_title,
+)
 
 router = APIRouter(prefix="/content", tags=["Content Generation"])
 
@@ -40,9 +45,10 @@ async def generate_narration(
     try:
         logger.info(f"Generating {request.n_scenes} narrations from text")
         
-        # Call narration generator service
-        narrations = await pixelle_video.narration_generator(
-            text=request.text,
+        # Call narration generator utility function
+        narrations = await generate_narrations_from_topic(
+            llm_service=pixelle_video.llm,
+            topic=request.text,
             n_scenes=request.n_scenes,
             min_words=request.min_words,
             max_words=request.max_words
@@ -76,8 +82,9 @@ async def generate_image_prompt(
     try:
         logger.info(f"Generating image prompts for {len(request.narrations)} narrations")
         
-        # Call image prompt generator service
-        image_prompts = await pixelle_video.image_prompt_generator(
+        # Call image prompt generator utility function
+        image_prompts = await generate_image_prompts(
+            llm_service=pixelle_video.llm,
             narrations=request.narrations,
             min_words=request.min_words,
             max_words=request.max_words
@@ -93,7 +100,7 @@ async def generate_image_prompt(
 
 
 @router.post("/title", response_model=TitleGenerateResponse)
-async def generate_title(
+async def generate_title_endpoint(
     request: TitleGenerateRequest,
     pixelle_video: PixelleVideoDep
 ):
@@ -110,9 +117,11 @@ async def generate_title(
     try:
         logger.info("Generating title from text")
         
-        # Call title generator service
-        title = await pixelle_video.title_generator(
-            text=request.text
+        # Call title generator utility function
+        title = await generate_title(
+            llm_service=pixelle_video.llm,
+            content=request.text,
+            strategy="llm"
         )
         
         return TitleGenerateResponse(

api/routers/image.py

@@ -8,7 +8,7 @@ from loguru import logger
 from api.dependencies import PixelleVideoDep
 from api.schemas.image import ImageGenerateRequest, ImageGenerateResponse
 
-router = APIRouter(prefix="/image", tags=["Image"])
+router = APIRouter(prefix="/image", tags=["Basic Services"])
 
 
 @router.post("/generate", response_model=ImageGenerateResponse)

api/routers/llm.py

@@ -8,7 +8,7 @@ from loguru import logger
 from api.dependencies import PixelleVideoDep
 from api.schemas.llm import LLMChatRequest, LLMChatResponse
 
-router = APIRouter(prefix="/llm", tags=["LLM"])
+router = APIRouter(prefix="/llm", tags=["Basic Services"])
 
 
 @router.post("/chat", response_model=LLMChatResponse)

api/routers/tts.py

@@ -9,7 +9,7 @@ from api.dependencies import PixelleVideoDep
 from api.schemas.tts import TTSSynthesizeRequest, TTSSynthesizeResponse
 from pixelle_video.utils.tts_util import get_audio_duration
 
-router = APIRouter(prefix="/tts", tags=["TTS"])
+router = APIRouter(prefix="/tts", tags=["Basic Services"])
 
 
 @router.post("/synthesize", response_model=TTSSynthesizeResponse)
@@ -33,7 +33,7 @@ async def tts_synthesize(
         # Call TTS service
         audio_path = await pixelle_video.tts(
             text=request.text,
-            voice_id=request.voice_id
+            voice=request.voice_id
         )
         
         # Get audio duration