Riksarkivet MCP Server

""" Unified display service that can format output for different interfaces. This eliminates formatting code duplication between CLI and MCP tools. """ from typing import Dict, List, Optional, Union from ..models import SearchHit, SearchOperation, BrowseOperation from .search_operations import SearchResultsAnalyzer from ..formatters import BaseFormatter class DisplayService: def __init__(self, formatter: BaseFormatter): self.formatter = formatter self.analyzer = SearchResultsAnalyzer() def format_search_results( self, search_operation: SearchOperation, maximum_documents_to_display: int = 20, show_full_context: bool = False ) -> str: if not search_operation.hits: return "No search hits found." search_summary = self.analyzer.extract_search_summary(search_operation) hits_grouped_by_document = search_summary['grouped_hits'] lines = [] lines.append(f"Found {search_summary['page_hits_returned']} page-level hits across {search_summary['documents_returned']} documents") if not show_full_context: lines.append("💡 Tips: Use --context to see full page transcriptions | Use 'browse' command to view specific reference codes") lines.append("") displayed_document_count = 0 for reference_code, document_hits in hits_grouped_by_document.items(): if displayed_document_count >= maximum_documents_to_display: break displayed_document_count += 1 first_hit = document_hits[0] lines.append(f"📚 Document: {reference_code}") if first_hit.archival_institution: institution = first_hit.archival_institution[0].get('caption', '') if institution: lines.append(f"🏛️ Institution: {institution}") if first_hit.date: lines.append(f"📅 Date: {first_hit.date}") title = first_hit.title[:100] + '...' if len(first_hit.title) > 100 else first_hit.title lines.append(f"📄 Title: {title}") page_numbers = sorted(set(hit.page_number for hit in document_hits)) trimmed_page_numbers = [page_num.lstrip('0') or '0' for page_num in page_numbers] lines.append(f"📖 Pages with hits: {', '.join(trimmed_page_numbers)}") if show_full_context and search_operation.enriched: for hit in document_hits[:3]: if hit.full_page_text: is_search_hit = hit.snippet_text != "[Context page - no search hit]" page_type = "SEARCH HIT" if is_search_hit else "context" lines.append(f"\n 📄 Page {hit.page_number} ({page_type}):") display_text = hit.full_page_text if is_search_hit: display_text = self.formatter.highlight_search_keyword(display_text, search_operation.keyword) if len(display_text) > 500: display_text = display_text[:500] + "..." lines.append(f" {display_text}") else: for hit in document_hits[:3]: snippet = hit.snippet_text[:150] + '...' if len(hit.snippet_text) > 150 else hit.snippet_text snippet = self.formatter.highlight_search_keyword(snippet, search_operation.keyword) lines.append(f" Page {hit.page_number}: {snippet}") if len(document_hits) > 3: lines.append(f" ...and {len(document_hits) - 3} more pages with hits") lines.append("") total_document_count = len(hits_grouped_by_document) if total_document_count > displayed_document_count: remaining_documents = total_document_count - displayed_document_count lines.append(f"... and {remaining_documents} more documents") return "\n".join(lines) def format_browse_results( self, operation: BrowseOperation, highlight_term: Optional[str] = None ) -> str: """Format browse results with the configured formatter.""" if not operation.contexts: return f"No page contexts found for {operation.reference_code}" lines = [] lines.append(f"📚 Document: {operation.reference_code}") lines.append(f"📖 Pages loaded: {len(operation.contexts)}") lines.append("") for context in operation.contexts: lines.append(f"📄 Page {context.page_number}") lines.append("─" * 40) # Format the text content display_text = context.full_text if highlight_term: display_text = self.formatter.highlight_search_keyword(display_text, highlight_term) lines.append(display_text) lines.append("") # Add links lines.append("🔗 Links:") lines.append(f" 📝 ALTO XML: {context.alto_url}") if context.image_url: lines.append(f" 🖼️ Image: {context.image_url}") if context.bildvisning_url: lines.append(f" 👁️ Bildvisning: {context.bildvisning_url}") lines.append("") return "\n".join(lines) def format_show_pages_results( self, search_op: SearchOperation, enriched_hits: List[SearchHit], no_grouping: bool = False ) -> str: """Format show-pages results (search + context).""" if not enriched_hits: return f"No pages found containing '{search_op.keyword}'" lines = [] lines.append(f"🔍 Search results for '{search_op.keyword}':") lines.append(f"Found {len(search_op.hits)} initial hits, showing {len(enriched_hits)} pages with context") lines.append("") if no_grouping: # Show individual pages for hit in enriched_hits: if hit.full_page_text: is_search_hit = hit.snippet_text != "[Context page - no search hit]" page_type = "🎯 SEARCH HIT" if is_search_hit else "📄 context" lines.append(f"{page_type}: {hit.reference_code} - Page {hit.page_number}") lines.append("─" * 60) display_text = hit.full_page_text if is_search_hit: display_text = self.formatter.highlight_search_keyword(display_text, search_op.keyword) lines.append(display_text) lines.append("") else: # Group by document grouped = self.analyzer.group_hits_by_document(enriched_hits) for doc_ref, doc_hits in grouped.items(): # Sort by page number doc_hits.sort(key=lambda h: int(h.page_number) if h.page_number.isdigit() else 0) lines.append(f"📚 Document: {doc_ref} ({len(doc_hits)} pages)") lines.append("=" * 60) # Add document metadata first_hit = doc_hits[0] if first_hit.title: lines.append(f"📄 Title: {first_hit.title}") if first_hit.date: lines.append(f"📅 Date: {first_hit.date}") lines.append("") # Show each page for hit in doc_hits: is_search_hit = hit.snippet_text != "[Context page - no search hit]" page_marker = "🎯" if is_search_hit else "📄" page_type = "SEARCH HIT" if is_search_hit else "context" lines.append(f"{page_marker} Page {hit.page_number} ({page_type})") lines.append("─" * 40) if hit.full_page_text: display_text = hit.full_page_text if is_search_hit: display_text = self.formatter.highlight_search_keyword(display_text, search_op.keyword) lines.append(display_text) else: lines.append("No text content available") lines.append("") lines.append("") return "\n".join(lines) def format_document_structure(self, collection_info: Dict[str, Union[str, List[Dict[str, str]]]]) -> str: """Format document structure information.""" if not collection_info: return "No document structure information available" lines = [] lines.append(f"📚 Collection: {collection_info.get('title', 'Unknown')}") lines.append(f"🔗 Collection URL: {collection_info.get('collection_url', '')}") lines.append("") manifests = collection_info.get('manifests', []) if manifests: lines.append(f"📖 Available manifests ({len(manifests)}):") for manifest in manifests: lines.append(f" • {manifest.get('label', 'Untitled')} ({manifest.get('id', '')})") lines.append(f" URL: {manifest.get('url', '')}") else: lines.append("No manifests found") return "\n".join(lines) def format_error_message(self, error_message: str, error_suggestions: List[str] = None) -> str: formatted_lines = [f"❌ Error: {error_message}"] if error_suggestions: formatted_lines.append("") formatted_lines.append("💡 Suggestions:") for suggestion_text in error_suggestions: formatted_lines.append(f" • {suggestion_text}") return "\n".join(formatted_lines)