Backend: - Add templates.json with 5 template definitions (news, policy, business, fiction, social) - Add template API (/api/template/list, /api/template/auto-select, /api/template/:id/filter-rules) - Register template blueprint in Flask app Frontend: - Add template API client (frontend/src/api/template.js) - Add template selector UI in Home.vue (chip buttons + auto-select button) - Add template state management and auto-select logic Locale: - Add template keys for th/en/zh Entity filter rules in templates.json for context-aware filtering in Step 1.
148 lines
4.7 KiB
Python
148 lines
4.7 KiB
Python
"""
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Template Auto-Selection API
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Analyze seed data and recommend the best simulation template
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"""
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import json
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import os
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from flask import Blueprint, request, jsonify
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from ..utils.llm_client import LLMClient
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from ..utils.locale import t, get_locale, get_language_instruction
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from ..utils.logger import get_logger
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logger = get_logger('crowdsight.template')
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template_bp = Blueprint('template', __name__)
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# Load templates
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_templates_path = os.path.join(os.path.dirname(__file__), '..', 'templates.json')
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with open(_templates_path, 'r', encoding='utf-8') as f:
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_templates_data = json.load(f)
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_templates = _templates_data['templates']
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@template_bp.route('/list', methods=['GET'])
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def list_templates():
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"""Return all available templates"""
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locale = get_locale()
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lang_key = f'prompt_{locale}' if locale in ('th', 'en', 'zh') else 'prompt_en'
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result = []
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for tmpl in _templates:
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result.append({
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'id': tmpl['id'],
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'icon': tmpl['icon'],
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'category': tmpl['category'],
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'prompt': tmpl.get(lang_key, tmpl['prompt_en']),
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'placeholders': tmpl['placeholders'],
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'name': t(f'templates.{tmpl["id"]}'),
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})
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return jsonify({'success': True, 'templates': result})
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@template_bp.route('/auto-select', methods=['POST'])
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def auto_select_template():
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"""
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Analyze seed data and recommend the best template + pre-fill prompt.
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Request JSON:
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{
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"text": "extracted text from uploaded documents",
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"simulation_requirement": "optional user requirement"
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}
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Response JSON:
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{
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"success": true,
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"template_id": "news_event",
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"prompt": "pre-filled prompt with actual values",
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"confidence": 0.85,
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"reasoning": "why this template was selected"
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}
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"""
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try:
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data = request.get_json() or {}
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text = data.get('text', '')[:5000] # Limit to 5000 chars
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simulation_requirement = data.get('simulation_requirement', '')
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if not text:
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return jsonify({'success': False, 'error': 'No text provided'}), 400
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locale = get_locale()
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lang_instruction = get_language_instruction()
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# Build template descriptions for the LLM
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template_desc = []
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lang_key = f'prompt_{locale}' if locale in ('th', 'en', 'zh') else 'prompt_en'
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for tmpl in _templates:
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template_desc.append(f"- {tmpl['id']}: {tmpl.get(lang_key, tmpl['prompt_en'])}")
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templates_list = '\n'.join(template_desc)
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system_prompt = f"""You are a smart assistant that analyzes document content and recommends the best simulation template.
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Available templates:
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{templates_list}
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Your task:
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1. Analyze the document content
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2. Select the MOST appropriate template
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3. Fill in the template placeholders with actual values from the document
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4. Return the result in JSON format
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{lang_instruction}"""
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user_prompt = f"""Document content:
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{text[:3000]}
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{f'User requirement: {simulation_requirement}' if simulation_requirement else ''}
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Return JSON:
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{{
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"template_id": "best_template_id",
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"prompt": "the template with placeholders filled in with actual values from the document",
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"confidence": 0.0-1.0,
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"reasoning": "brief explanation of why this template was chosen"
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}}"""
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llm = LLMClient()
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result = llm.chat_json(
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messages=[
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{"role": "system", "content": system_prompt},
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{"role": "user", "content": user_prompt}
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],
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temperature=0.3
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)
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# Validate template_id
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valid_ids = [t['id'] for t in _templates]
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if result.get('template_id') not in valid_ids:
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result['template_id'] = 'news_event' # Default fallback
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return jsonify({
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'success': True,
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'template_id': result.get('template_id', 'news_event'),
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'prompt': result.get('prompt', ''),
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'confidence': result.get('confidence', 0.5),
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'reasoning': result.get('reasoning', ''),
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})
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except Exception as e:
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logger.error(f"Template auto-select failed: {e}")
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return jsonify({'success': False, 'error': str(e)}), 500
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@template_bp.route('/<template_id>/filter-rules', methods=['GET'])
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def get_filter_rules(template_id):
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"""Return entity filter rules for a template (used by Step 1)"""
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for tmpl in _templates:
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if tmpl['id'] == template_id:
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return jsonify({
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'success': True,
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'template_id': template_id,
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'filter_rules': tmpl.get('entity_filter', {})
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})
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return jsonify({'success': False, 'error': 'Template not found'}), 404
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