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"""Fichier contenant le paramètre 'voir' de la commande 'banc'."""

from primaires.interpreteur.masque.parametre import Parametre

class PrmVoir(Parametre):
    
    """Commande 'banc voir'.
    
    """
    
    def __init__(self):
        """Constructeur du paramètre"""
        Parametre.__init__(self, "voir", "view")
        self.schema = "<cle>"
        self.aide_courte = "visionne un banc particulier"
        self.aide_longue = \
            "Cette commande offre un affichage détaillé d'un banc de poisson."
    
    def interpreter(self, personnage, dic_masques):
        """Interprétation du paramètre"""
        cle = dic_masques["cle"].cle
        if cle not in importeur.peche.bancs:
            personnage << "|err|Ce banc n'existe pas.|ff|"
            return
        
        banc = importeur.peche.bancs[cle]
        proba_max = sum(p for b, p in banc.poissons.items())
        poissons = []
        for poisson, proba in banc.poissons.items():
            poissons.append("{:<20} {:>3} / {:>3} ({:>3}%)".format(
                    poisson.cle, proba, proba_max, int(
                    proba / proba_max * 100)))
        if not poissons:
            poissons.append("Aucun")
        
        msg = "Banc {}:\n".format(banc.cle)
        msg += "\n  Etendue d'eau : {}".format(banc.aff_etendue)
        msg += "\n  Abondance actuelle / abondance maximum : {} / {} " \
                "({}%)".format(banc.abondance_actuelle, banc._abondance_max,
                int(banc.abondance_actuelle / banc._abondance_max * 100))
        msg += "\n  Poissons :\n    " + "\n    ".join(poissons)
        personnage << msg
