Added video studio router and endpoints. Added research router and endpoints. Added youtube router and endpoints. Added onboarding utils router and endpoints. Added onboarding utils service. Added onboarding utils models. Added onboarding utils routes. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils.
This commit is contained in:
ajaysi
164
backend/services/wavespeed/generators/prompt.py
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164
backend/services/wavespeed/generators/prompt.py
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"""
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Prompt optimization generator for WaveSpeed API.
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"""
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import requests
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from typing import Optional
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from fastapi import HTTPException
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from utils.logger_utils import get_service_logger
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logger = get_service_logger("wavespeed.generators.prompt")
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class PromptGenerator:
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"""Prompt optimization generator."""
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def __init__(self, api_key: str, base_url: str, polling):
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"""Initialize prompt generator.
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Args:
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api_key: WaveSpeed API key
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base_url: WaveSpeed API base URL
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polling: WaveSpeedPolling instance for async operations
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"""
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self.api_key = api_key
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self.base_url = base_url
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self.polling = polling
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def _get_headers(self) -> dict:
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"""Get HTTP headers for API requests."""
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return {
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"Content-Type": "application/json",
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"Authorization": f"Bearer {self.api_key}",
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}
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def optimize_prompt(
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self,
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text: str,
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mode: str = "image",
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style: str = "default",
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image: Optional[str] = None,
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enable_sync_mode: bool = True,
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timeout: int = 30,
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) -> str:
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"""
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Optimize a prompt using WaveSpeed prompt optimizer.
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Args:
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text: The prompt text to optimize
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mode: "image" or "video" (default: "image")
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style: "default", "artistic", "photographic", "technical", "anime", "realistic" (default: "default")
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image: Base64-encoded image for context (optional)
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enable_sync_mode: If True, wait for result and return it directly (default: True)
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timeout: Request timeout in seconds (default: 30)
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Returns:
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Optimized prompt text
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"""
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model_path = "wavespeed-ai/prompt-optimizer"
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url = f"{self.base_url}/{model_path}"
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payload = {
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"text": text,
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"mode": mode,
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"style": style,
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"enable_sync_mode": enable_sync_mode,
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}
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if image:
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payload["image"] = image
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logger.info(f"[WaveSpeed] Optimizing prompt via {url} (mode={mode}, style={style})")
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response = requests.post(url, headers=self._get_headers(), json=payload, timeout=timeout)
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if response.status_code != 200:
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logger.error(f"[WaveSpeed] Prompt optimization failed: {response.status_code} {response.text}")
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raise HTTPException(
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status_code=502,
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detail={
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"error": "WaveSpeed prompt optimization failed",
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"status_code": response.status_code,
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"response": response.text,
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},
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)
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response_json = response.json()
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data = response_json.get("data") or response_json
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# Handle sync mode - result should be directly in outputs
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if enable_sync_mode:
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outputs = data.get("outputs") or []
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if not outputs:
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logger.error(f"[WaveSpeed] No outputs in sync mode response: {response.text}")
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raise HTTPException(
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status_code=502,
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detail="WaveSpeed prompt optimizer returned no outputs",
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)
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# Extract optimized prompt from outputs
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optimized_prompt = self._extract_prompt_from_outputs(outputs, timeout)
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if not optimized_prompt:
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logger.error(f"[WaveSpeed] Could not extract optimized prompt from outputs: {outputs}")
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raise HTTPException(
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status_code=502,
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detail="WaveSpeed prompt optimizer output format not recognized",
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)
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logger.info(f"[WaveSpeed] Prompt optimized successfully (length: {len(optimized_prompt)} chars)")
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return optimized_prompt
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# Async mode - return prediction ID for polling
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prediction_id = data.get("id")
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if not prediction_id:
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logger.error(f"[WaveSpeed] No prediction ID in async response: {response.text}")
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raise HTTPException(
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status_code=502,
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detail="WaveSpeed response missing prediction id for async mode",
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)
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# Poll for result
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result = self.polling.poll_until_complete(prediction_id, timeout_seconds=60, interval_seconds=0.5)
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outputs = result.get("outputs") or []
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if not outputs:
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raise HTTPException(status_code=502, detail="WaveSpeed prompt optimizer returned no outputs")
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# Extract optimized prompt from outputs
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optimized_prompt = self._extract_prompt_from_outputs(outputs, timeout)
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if not optimized_prompt:
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raise HTTPException(
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status_code=502,
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detail="WaveSpeed prompt optimizer output format not recognized",
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)
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logger.info(f"[WaveSpeed] Prompt optimized successfully (length: {len(optimized_prompt)} chars)")
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return optimized_prompt
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def _extract_prompt_from_outputs(self, outputs: list, timeout: int) -> Optional[str]:
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"""Extract optimized prompt from outputs, handling URLs and direct text."""
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if not isinstance(outputs, list) or len(outputs) == 0:
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return None
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first_output = outputs[0]
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# If it's a string that looks like a URL, fetch it
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if isinstance(first_output, str):
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if first_output.startswith("http://") or first_output.startswith("https://"):
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logger.info(f"[WaveSpeed] Fetching optimized prompt from URL: {first_output}")
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url_response = requests.get(first_output, timeout=timeout)
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if url_response.status_code == 200:
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return url_response.text.strip()
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else:
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logger.error(f"[WaveSpeed] Failed to fetch prompt from URL: {url_response.status_code}")
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raise HTTPException(
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status_code=502,
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detail="Failed to fetch optimized prompt from WaveSpeed URL",
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)
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else:
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# It's already the text
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return first_output
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elif isinstance(first_output, dict):
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return first_output.get("text") or first_output.get("prompt") or first_output.get("output")
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return None
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