import os
import glob
from typing import List, Dict

# Parsing logic should be implemented or imported here
def parse_copy_me_that_txt(file_content: str) -> Dict:
    """Stub: parsing logic for CopyMeThat .txt files."""
    # TODO: Replace with actual parsing logic
    return {}

def parse_copy_me_that_html(file_content: str) -> Dict:
    """Stub: parsing logic for CopyMeThat .html files."""
    # TODO: Replace with actual parsing logic
    return {}

class RecipeManager:
    def __init__(self, store_path):
        self.store_path = store_path
        if not os.path.exists(self.store_path):
            open(self.store_path, 'w').close()
    def add_recipe(self, recipe: Dict):
        with open(self.store_path, 'a', encoding='utf-8') as f:
            f.write(f"{recipe}\n")

class CopyMeThatBulkImporter:
    def __init__(self, export_dir: str, store_path: str):
        self.export_dir = export_dir
        self.manager = RecipeManager(store_path)
        self.results = {
            "imported": 0,
            "errors": []
        }
    def import_all(self):
        file_globs = [
            os.path.join(self.export_dir, "*.txt"),
            os.path.join(self.export_dir, "*.html")
        ]
        files = []
        for g in file_globs:
            files.extend(glob.glob(g))
        for file_path in files:
            try:
                with open(file_path, encoding='utf-8') as f:
                    content = f.read()
                if file_path.endswith(".txt"):
                    recipe = parse_copy_me_that_txt(content)
                elif file_path.endswith(".html"):
                    recipe = parse_copy_me_that_html(content)
                else:
                    raise ValueError("Unsupported file type")
                if not recipe or "title" not in recipe:
                    raise ValueError("Missing critical fields")
                self.manager.add_recipe(recipe)
                self.results["imported"] += 1
            except Exception as e:
                self.results["errors"].append({
                    "file": os.path.basename(file_path),
                    "error": str(e)
                })
        return self.results

def main():
    import argparse
    parser = argparse.ArgumentParser()
    parser.add_argument('--export-dir', required=True, help='Directory with CopyMeThat exports')
    parser.add_argument('--output', required=True, help='Recipe manager store path (jsonl)')
    parser.add_argument('--report', required=False, help='Output report markdown')
    args = parser.parse_args()
    importer = CopyMeThatBulkImporter(export_dir=args.export_dir, store_path=args.output)
    results = importer.import_all()
    print('\nImport Summary:')
    print(results)
    if args.report:
        with open(args.report, 'w', encoding='utf-8') as rf:
            rf.write(f"# CopyMeThat Import Report\n\n")
            rf.write(f"**Directory Scanned:** {args.export_dir}\n")
            rf.write(f"**Target Store:** {args.output}\n\n")
            rf.write(f"| Recipes Imported | Errors |\n|-----------------|--------|\n")
            rf.write(f"| {results['imported']} | {len(results['errors'])} |\n\n")
            if results['errors']:
                rf.write("## Errors\n")
                for err in results['errors']:
                    rf.write(f"- `{err['file']}`: {err['error']}\n")

if __name__ == "__main__":
    main()