#+------------------------------------------------------------------+
#| Imports                                                          |
#+------------------------------------------------------------------+
from Src.Ops.Def import *
import json

#+------------------------------------------------------------------+
#| Load                                                             |
#+------------------------------------------------------------------+
def load_json(json_path: str) -> dict | None:
    """Carga un JSON"""
    try:
        with open(json_path, 'r') as f:
            return json.load(f)
    except FileNotFoundError:
        click.echo(f"No encontrado: {json_path}", err=True)
        return None
    except json.JSONDecodeError as e:
        click.echo(f"JSON invalido: {e}", err=True)
        return None


#+------------------------------------------------------------------+
#| Save                                                             |
#+------------------------------------------------------------------+
def save_json(json_path: str, data: dict) -> bool:
    """Guarda un JSON"""
    try:
        with open(json_path, 'w') as f:
            json.dump(data, f, indent=4)
        return True
    except Exception as e:
        click.echo(f"Error guardando JSON: {e}", err=True)
        return False


#+------------------------------------------------------------------+
#| Validate                                                         |
#+------------------------------------------------------------------+
def validate_json(data: dict) -> tuple[bool, list[str]]:
    """Valida estructura de dependencies.json"""
    errors = []
    
    # Validar repos
    if "repos" not in data or not isinstance(data["repos"], list):
        errors.append("'repos' debe ser un array")
    else:
        for repo in data["repos"]:
            if not isinstance(repo.get("name"), str) or not repo.get("name"):
                errors.append("Repo sin 'name' válido")
            if not isinstance(repo.get("url"), str) or not repo.get("url"):
                errors.append(f"Repo sin 'url' válida")
            if not isinstance(repo.get("rama"), str) or not repo.get("rama"):
                errors.append(f"Repo sin 'rama' válida")
            if not isinstance(repo.get("comment"), str):
                errors.append(f"Repo sin 'comment' válido")
    
    # Validar other_languages (opcional)
    if "other_languages" in data:
        if not isinstance(data["other_languages"], list):
            errors.append("'other_languages' debe ser un array")
        else:
            for lang in data["other_languages"]:
                if not isinstance(lang.get("name"), str) or not lang.get("name"):
                    errors.append("Lenguaje sin 'name' válido")
                if "version" in lang and not isinstance(lang["version"], str):
                    errors.append(f"Lenguaje '{lang.get('name')}' con 'version' inválida")
    
    # Validar hooks (opcional)
    if "hooks" in data:
        if not isinstance(data["hooks"], dict):
            errors.append("'hooks' debe ser un objeto")
        else:
            for hook_type, commands in data["hooks"].items():
                if not isinstance(commands, list):
                    errors.append(f"Hook '{hook_type}' debe ser un array")
                else:
                    for cmd in commands:
                        if not isinstance(cmd.get("command"), str) or not cmd.get("command"):
                            errors.append(f"Hook sin 'command' válido")
                        
                        if "permitir_fallo" in cmd and not isinstance(cmd["permitir_fallo"], bool):
                            errors.append(f"'permitir_fallo' debe ser boolean")
                        
                        if "timeout_ms" in cmd:
                            if not isinstance(cmd["timeout_ms"], int) or cmd["timeout_ms"] <= 10:
                                errors.append(f"'timeout_ms' debe ser int > 10")
    
    return (len(errors) == 0, errors)





#+------------------------------------------------------------------+
#| Export funcionts                                                 |
#+------------------------------------------------------------------+
def export_dependencies(repo_path: str, root: str) -> dict:
    """
    Exporta todas las dependencias de forma recursiva
    Retorna dict con estructura plana
    """
    
    #--- Inicializar estructura
    exported_data: dict = {
        "_metadata": {
            "exported_from": os.path.basename(repo_path),
            "exported_date": __import__('datetime').datetime.now().isoformat(),
             "total_deps": 0
        },
        "repos": []
    }
    
    #--- Procesar dependencias
    visited : set = set()
    export_recursive(
        repo_path=repo_path,
        root=root,
        visited=visited,
        exported_data=exported_data
    )
    
    # Actualizar total_deps
    exported_data["_metadata"]["total_deps"] = len(exported_data["repos"])
    
    return exported_data


def export_recursive(
    repo_path: str,
    root: str,
    visited: set,
    exported_data: dict
):
    """Procesa recursivamente y agrega repos al export dict"""
    
    #--- Cargar JSON del repo actual
    json_path : str = os.path.join(repo_path, "dependencies.json")
    
    # Check existe
    if not os.path.exists(json_path):
        return
    
    # Cargamos
    data : dict = load_json(json_path)
    if not data:
        return
    # Obtenemos
    repos : list[dict] = data.get("repos", [])
    
    #--- Iterar sobre repos
    for repo in repos:
        name : str = repo["name"]
        
        # Evitar duplicados
        if name in visited:
            continue
        
        visited.add(name)
        
        # Obtener nombres de deps de este repo
        repo_path_current : str = os.path.join(root, name)
        
        # Crear entrada para export
        export_repo: dict = {
            "name": name,
            "url": repo["url"],
            "rama": repo.get("rama", "main"),
            "comment": repo.get("comment", "")
        }
        
        # Agregar al export
        exported_data["repos"].append(export_repo)
        
        # Recursión
        if os.path.exists(repo_path_current):
            export_dependencies(
                repo_path=repo_path_current,
                root=root,
                visited=visited,
                exported_data=exported_data
            )