Updated SEO Analysis Modal
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ajaysi
209
backend/services/blog_writer/content/blog_rewriter.py
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209
backend/services/blog_writer/content/blog_rewriter.py
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"""
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Blog Rewriter Service
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Handles blog rewriting based on user feedback using structured AI calls.
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"""
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import time
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import uuid
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from typing import Dict, Any
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from loguru import logger
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from services.llm_providers.gemini_provider import gemini_structured_json_response
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class BlogRewriter:
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"""Service for rewriting blog content based on user feedback."""
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def __init__(self, task_manager):
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self.task_manager = task_manager
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def start_blog_rewrite(self, request: Dict[str, Any]) -> str:
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"""Start blog rewrite task with user feedback."""
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try:
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# Extract request data
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title = request.get("title", "Untitled Blog")
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sections = request.get("sections", [])
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research = request.get("research", {})
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outline = request.get("outline", [])
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feedback = request.get("feedback", "")
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tone = request.get("tone")
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audience = request.get("audience")
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focus = request.get("focus")
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if not sections:
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raise ValueError("No sections provided for rewrite")
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if not feedback or len(feedback.strip()) < 10:
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raise ValueError("Feedback is required and must be at least 10 characters")
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# Create task for rewrite
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task_id = f"rewrite_{int(time.time())}_{uuid.uuid4().hex[:8]}"
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# Start the rewrite task
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self.task_manager.start_task(
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task_id,
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self._execute_blog_rewrite,
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title=title,
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sections=sections,
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research=research,
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outline=outline,
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feedback=feedback,
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tone=tone,
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audience=audience,
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focus=focus
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)
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logger.info(f"Blog rewrite task started: {task_id}")
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return task_id
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except Exception as e:
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logger.error(f"Failed to start blog rewrite: {e}")
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raise
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async def _execute_blog_rewrite(self, task_id: str, **kwargs):
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"""Execute the blog rewrite task."""
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try:
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title = kwargs.get("title", "Untitled Blog")
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sections = kwargs.get("sections", [])
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research = kwargs.get("research", {})
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outline = kwargs.get("outline", [])
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feedback = kwargs.get("feedback", "")
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tone = kwargs.get("tone")
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audience = kwargs.get("audience")
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focus = kwargs.get("focus")
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# Update task status
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self.task_manager.update_task_status(task_id, "processing", "Analyzing current content and feedback...")
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# Build rewrite prompt with user feedback
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system_prompt = f"""You are an expert blog writer tasked with rewriting content based on user feedback.
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Current Blog Title: {title}
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User Feedback: {feedback}
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{f"Desired Tone: {tone}" if tone else ""}
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{f"Target Audience: {audience}" if audience else ""}
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{f"Focus Area: {focus}" if focus else ""}
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Your task is to rewrite the blog content to address the user's feedback while maintaining the core structure and research insights."""
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# Prepare content for rewrite
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full_content = f"Title: {title}\n\n"
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for section in sections:
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full_content += f"Section: {section.get('heading', 'Untitled')}\n"
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full_content += f"Content: {section.get('content', '')}\n\n"
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# Create rewrite prompt
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rewrite_prompt = f"""
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Based on the user feedback and current blog content, rewrite the blog to address their concerns and preferences.
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Current Content:
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{full_content}
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User Feedback: {feedback}
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{f"Desired Tone: {tone}" if tone else ""}
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{f"Target Audience: {audience}" if audience else ""}
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{f"Focus Area: {focus}" if focus else ""}
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Please rewrite the blog content in the following JSON format:
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{{
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"title": "New or improved blog title",
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"sections": [
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{{
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"id": "section_id",
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"heading": "Section heading",
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"content": "Rewritten section content"
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}}
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]
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}}
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Guidelines:
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1. Address the user's feedback directly
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2. Maintain the research insights and factual accuracy
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3. Improve flow, clarity, and engagement
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4. Keep the same section structure unless feedback suggests otherwise
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5. Ensure content is well-formatted with proper paragraphs
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"""
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# Update task status
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self.task_manager.update_task_status(task_id, "processing", "Generating rewritten content...")
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# Use structured JSON generation
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schema = {
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"type": "object",
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"properties": {
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"title": {"type": "string"},
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"sections": {
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"type": "array",
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"items": {
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"type": "object",
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"properties": {
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"id": {"type": "string"},
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"heading": {"type": "string"},
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"content": {"type": "string"}
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}
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}
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}
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}
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}
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result = gemini_structured_json_response(
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prompt=rewrite_prompt,
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schema=schema,
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temperature=0.7,
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max_tokens=4096,
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system_prompt=system_prompt
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)
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logger.info(f"Gemini response for rewrite task {task_id}: {result}")
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# Check if we have a valid result - handle both multi-section and single-section formats
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is_valid_multi_section = result and not result.get("error") and result.get("title") and result.get("sections")
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is_valid_single_section = result and not result.get("error") and (result.get("heading") or result.get("title")) and result.get("content")
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if is_valid_multi_section or is_valid_single_section:
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# If single section format, convert to multi-section format for consistency
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if is_valid_single_section and not is_valid_multi_section:
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# Convert single section to multi-section format
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converted_result = {
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"title": result.get("heading") or result.get("title") or "Rewritten Blog",
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"sections": [
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{
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"id": result.get("id") or "section_1",
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"heading": result.get("heading") or "Main Content",
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"content": result.get("content", "")
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}
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]
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}
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result = converted_result
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logger.info(f"Converted single section response to multi-section format for task {task_id}")
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# Update task status with success
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self.task_manager.update_task_status(
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task_id,
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"completed",
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"Blog rewrite completed successfully!",
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result=result
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)
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logger.info(f"Blog rewrite completed successfully: {task_id}")
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else:
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# More detailed error handling
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if not result:
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error_msg = "No response from AI"
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elif result.get("error"):
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error_msg = f"AI error: {result.get('error')}"
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elif not (result.get("title") or result.get("heading")):
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error_msg = "AI response missing title/heading"
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elif not (result.get("sections") or result.get("content")):
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error_msg = "AI response missing sections/content"
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else:
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error_msg = "AI response has invalid structure"
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self.task_manager.update_task_status(task_id, "failed", f"Rewrite failed: {error_msg}")
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logger.error(f"Blog rewrite failed: {error_msg}")
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except Exception as e:
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error_msg = f"Blog rewrite error: {str(e)}"
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self.task_manager.update_task_status(task_id, "failed", error_msg)
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logger.error(f"Blog rewrite task failed: {e}")
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raise
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