'''
FILE NAME: libretto.py
LATEST VERSION: 1.0
LAST EDIT: 14/12/2022
AUTHOR: pp
DESCRIPTION: contiene class Student e class Exam

CHANGELOG:
v. 1.0
'''





### attributes
# @name: str "nome dello studente"
# @exams: list[class Exam]
### public methods
# addmark(mark: Exam)

class Student:

    def __init__(self, name: str = '', exams: list[Exam] = []):
        self.name = str(name)
        self.marks = exams
        self.mean = self.__calcWMean(self.marks)
        self.cfu = self.__calcCfus(self.marks)

    def addmark(self, mark):
        self.marks.append(mark)
        self.mean = self.__calcWMean(self.marks)
        self.cfu = self.__calcCfus(self.marks)

    def __calcWMean(self, listexams:list):
        return round(sum(i.cfu * i.mark for i in listexams)/sum(i.cfu for i in listexams),2)

    def __calcCfus(self, listexams:list):
        return sum(i.cfu for i in listexams)

    def __repr__(self) -> str:
        name = "Nome: "+str(self.name)+'\n'
        marks = 'Esami:\n'
        for i in self.marks:
            marks += str(i)+'\n'
        mean = "Media: " + str(self.calcMean()) + '\n'
        cfus = "Crediti: " + str(self.calcCFU())+'\n'
        return name + marks + mean + cfus



class Exam:
    def __init__(self, name='', CFU=0.0, mark=0.0):
        self.name = name
        self.cfu = CFU
        self.mark = mark

    def setname(self, name:str) -> None:
        self.name = name

    def setcfu(self, cfu:float) -> None:
        self.cfu = cfu

    def setmark(self, mark:float) -> None:
        self.mark = mark

    def __repr__(self) -> str:
        return f"\t{self.name}\n\tCFU: {self.cfu}\n\tvoto: {self.mark}\n"

### da sistemare
class ListExams:
    def __init__(self):
        pass

    def append(self, exam):
        self.append()


    def __repr__(self) -> str:
        r = ''
        for i in range():
            pass


# a = Exam('sistemi', 10, 29)
# b = Exam('algebra', 9, 24)
# esami = [a,b]
# s = Student('Gio', esami)
# print(s)

# erledigt!
### class Menu: lista di pair (indice, azione)
# class Menu:
    # def __init__(self, choices=list([])):
    #     self.choices = choices

    # def append(self, idx, choice):
    #     self.choices.append((str(idx), choice))
    #     return

    # def __repr__(self) -> str:
    #     functions = ''
    #     for i in self.choices:
    #         functions += f"{i[0]}. {i[1]}\n"
    #     return functions