# -*-coding:Utf-8 -*

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"""Fichier contenant la classe Confirmation, détaillée plus bas.

"""

from . import Contexte

class Confirmation(Contexte):
    
    """Contexte générique de confirmation.
    Ce contexte permet de créer facilement un système de confirmation
    pour n'importe quelle commande ou éditeur. Il suffit de lui passer
    un objet et une fonction de callback suivie de la liste de ses arguments.
    Elle sera appelée si le joueur confirme.
    
    """
    
    def __init__(self, pere, objet, callback, arguments=[]):
        Contexte.__init__(self, pere)
        self.opts.prompt_prf = ""
        self.opts.prompt_clr = ""
        self.objet = objet
        self.callback = callback
        self.arguments = arguments
    
    def __getnewargs__(self):
        return (None, None, None)
    
    def __getstate__(self):
        """On nettoie les options"""
        dico_attr = Contexte.__getstate__(self)
        dico_attr["callback"] = dico_attr["callback"].__name__
        return dico_attr
    
    def __setstate__(self, dico_attr):
        """Récupération de l'éditeur"""
        Contexte.__setstate__(self, dico_attr)
        fonction = getattr(self.objet, self.callback)
        self.callback = fonction
    
    def get_prompt(self):
        """Prompt du contexte"""
        return "-> "
    
    def accueil(self):
        """Accueil du contexte"""
        return \
            "|att|Etes-vous sûr ? Entrez |ff||ent|oui|ff||att| pour " \
            "confirmer.|ff|"
    
    def interpreter(self, msg):
        """Interprétation du contexte"""
        fonction = self.callback
        args = self.arguments
        if msg.lower() == "oui":
            fonction(*args)
            self.fermer()
            self.pere.joueur << "Vous avez bien confirmé."
        else:
            self.fermer()
            self.pere.joueur << "Vous avez bien annulé."
