import sys
from services.gsheet_client import GSheetClient
from mappers.sheet_mapper import SheetMapper
from mappers.markdown_builder import MarkdownBuilder
from services.readme_editor import ReadmeEditor

def main():
    try:
        print("🚀 Starting README update from Google Sheets...")
        
        # 1. Fetch data from Google Sheets
        client = GSheetClient()
        raw_rows = client.fetch_data()
        
        if not raw_rows:
            print("⚠️ No data found in the spreadsheet or error occurred.")
            return

        # 2. Map raw rows to Core Models
        report = SheetMapper.map_rows_to_report(raw_rows)
        print(f"✅ Parsed {len(report.tasks)} tasks.")

        # 3. Build Markdown content
        markdown_content = MarkdownBuilder.build_table(report)

        # 4. Update README.md
        editor = ReadmeEditor()
        if editor.update_section(markdown_content):
            print("🎉 README.md successfully updated!")
        else:
            print("❌ Failed to update README.md.")

    except Exception as e:
        print(f"💥 An unexpected error occurred: {e}")
        sys.exit(1)

if __name__ == "__main__":
    main()