"""
A basic skills system
A lambda or function can be used to calculate the bonus based on stats."""
import mud, auxiliary, mudsys, char, storage, polc

#skill types
type_combat = 1
type_crafting = 2
type_body = 3

skills = {}

class SkillNode:
    def __init__(self, name, bonus, type):
        self.name = name
        self.bonus = bonus
        self.type = type

    def calculateBonus(self, ch, value):
        return (self.bonus(ch, value))

class SkillEntry:
    def __init__(self, value, bonus):
        self.value = value;
        self.bonus = bonus

class auxSkills:
    def __init__(self, sset = None):
        self.skills = {}

        if (sset is not None):
            for (skillset in sset.readList("skills").sets()):
                self.skills[skillset.readString("name")] = SkillEntry(skillset.readInt("value"), 0)

    def store(self):
        sset = storage.StorageSet()
        slist = storage.StorageList()
        for (k, v in self.skills):
            entry = storage.StorageSet()
            entry.storeString(k)
            entry.storeInt(v.value)
            slist.add(entry)
        sset.storeList(slist, "skills")

    def copy(self):
        return self.copyTo(auxSkills())
    def copyTo(self, src):
        for (k, v in self.skills):
            src.skills[k] = SkillEntry(v.value, v.bonus)
        return src

    def LearnSkill(self, ch, name):
        if (skills.has_key(name)):
            self.skills[name] = SkillEntry(5, skills[name].CalculateBonus(ch, 5))
            return True
        else:
            return False

    def RemoveSkill(self, name):
        if (self.skills.has_key(name)):
            del self.skills[name]
            return True
        else:
            return False

    def GetLevel(self, name):
        if (self.skills.has_key(name)):
            return (self.skills[name].value
        else:
            return 0

    def GetBonus(self, ch, name):
        if (self.skills.has_key(name)):
            self.skills[name].bonus = skills[name].CalculateBonus(ch, self.skills[name].value)
            return self.skills[name].value

auxiliary.install("aux_stats", auxSkills, "char")
mudsys.add_char_method("skills", property(lambda me: me.aux("aux_skills")))