# .agent/tools/grep_project.py
import os
import sys
import pathspec

def search_in_files(keyword, start_path='.', gitignore_file='.gitignore'):
    """Busca string em arquivos de texto, ignorando binários e .gitignore."""
    
    patterns = ['.git', '.agent', '__pycache__', 'node_modules', 'venv', '.idea', '.vscode', '*.png', '*.jpg', '*.exe']
    if os.path.exists(gitignore_file):
        with open(gitignore_file, 'r', encoding='utf-8') as f:
            patterns.extend(f.read().splitlines())
    
    spec = pathspec.PathSpec.from_lines('gitwildmatch', patterns)
    results = []

    print(f"🔍 Buscando por: '{keyword}'...")

    for root, dirs, files in os.walk(start_path):
        dirs[:] = [d for d in dirs if not spec.match_file(os.path.join(root, d))]
        
        for file in files:
            file_path = os.path.join(root, file)
            if spec.match_file(file_path): continue
            
            try:
                # Tenta ler como utf-8, ignora se for binário
                with open(file_path, 'r', encoding='utf-8', errors='ignore') as f:
                    lines = f.readlines()
                    for i, line in enumerate(lines):
                        if keyword in line:
                            # Corta linhas muito longas (minified files)
                            content = line.strip()[:150] 
                            results.append(f"{file_path}:{i+1} -> {content}")
            except Exception:
                continue 

    if not results:
        return "❌ Nenhuma ocorrência encontrada."
    
    return "\n".join(results[:100]) # Limita a 100 resultados para não estourar o contexto

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print("Uso: python grep_project.py 'termo'")
    else:
        term = " ".join(sys.argv[1:])
        print(search_in_files(term))