Inital commit for agent

main.py

@@ -0,0 +1,117 @@
+#!/usr/bin/env python3
+"""Main entry point for the Nutritional Recipe Parser application.
+
+Supports both CLI and GUI modes.
+"""
+
+from nutri_parser import Recipe, RecipeParser, NutritionApi
+import argparse
+import sys
+import os
+
+
+def main_gui():
+    """Launch the tkinter GUI application."""
+    try:
+        import tkinter as tk
+        from nutri_parser import NutritionApi
+        root = tk.Tk()
+        app = RecipeAppGUI(root)
+        root.mainloop()
+    except ImportError:
+        print("Tkinter not available. Using CLI mode instead.")
+        main_cli()
+
+
+def main_cli() -> None:
+    """Command-line interface entry point."""
+    import argparse
+
+    parser = argparse.ArgumentParser(
+        description="Parse nutritional values from recipe files.",
+        formatter_class=argparse.RawDescriptionHelpFormatter,
+        epilog="""
+Examples:
+  %(prog)s recipe.md
+  %(prog)s --output-json recipe.md output.json
+  %(prog)s --list-foods
+  %(prog)s --verbose recipe.md
+        """,
+    )
+    parser.add_argument("input_file", nargs="?", help="Input recipe file")
+    parser.add_argument("--output-json", "-o", help="Output JSON file path")
+    parser.add_argument("--list-foods", "-l", action="store_true",
+                        help="List cached ingredients")
+    parser.add_argument("--verbose", "-v", action="store_true",
+                        help="Verbose output")
+
+    args = parser.parse_args()
+
+    api = NutritionApi()
+
+    if args.list_foods:
+        # Show what we have in cache
+        cursor = api.conn.execute("SELECT ingredient_name FROM ingredient_cache")
+        rows = cursor.fetchall()
+        if rows:
+            print("Cached ingredients ({}):".format(len(rows)))
+            for row in rows:
+                print(f"  {row[0]}")
+        else:
+            print("No cached ingredients yet. Parse a recipe to populate the cache.")
+        return
+
+    if not args.input_file:
+        parser.print_usage()
+        sys.exit(1)
+
+    if not os.path.exists(args.input_file):
+        print(f"Error: File not found: {args.input_file}", file=sys.stderr)
+        sys.exit(1)
+
+    with open(args.input_file, "r", encoding="utf-8") as f:
+        text = f.read()
+
+    cli_parser = RecipeParser()
+    try:
+        parsed = cli_parser.parse(text)
+    except Exception as e:
+        print(f"Error parsing recipe: {e}", file=sys.stderr)
+        sys.exit(1)
+
+    try:
+        recipe = Recipe(parsed, api=api, servings=parsed.servings)
+    except Exception as e:
+        print(f"Error looking up nutrition: {e}", file=sys.stderr)
+        sys.exit(1)
+
+    if args.verbose:
+        print(recipe.summary())
+
+    # Print JSON to stderr (so stdout can be used separately) or stdout
+    json_output = recipe.to_json()
+    if args.output_json:
+        with open(args.output_json, "w", encoding="utf-8") as f:
+            f.write(json_output)
+        print(f"Exported to: {args.output_json}", file=sys.stderr)
+    else:
+        # Print a human-readable summary to stdout
+        print(recipe.summary(), file=sys.stdout)
+        # Also print JSON to stderr for pip/redirect use
+        print("\n--- JSON ---", file=sys.stderr)
+        print(json_output, file=sys.stderr)
+
+
+def main() -> None:
+    """Determine mode: GUI if no args, otherwise CLI."""
+    import sys
+
+    # If no arguments at all, launch GUI
+    if len(sys.argv) == 1:
+        main_gui()
+    else:
+        main_cli()
+
+
+if __name__ == "__main__":
+    main()