105 lines
3.5 KiB
Python
105 lines
3.5 KiB
Python
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def main() -> None:
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calls = {}
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while True:
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print("""1) Registar chamada
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2) Ler ficheiro
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3) Listar clientes
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4) Fatura
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5) Terminar""")
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op = input("Opção? ")
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if op == "1":
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registar_chamada(calls)
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elif op == "2":
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fname = input("Ficheiro? ")
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ler_ficheiro(calls, fname)
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elif op == "3":
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listar_clientes(calls)
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elif op == "4":
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phone_number = input("Telefone? ")
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fatura(calls, phone_number)
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elif op == "5":
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exit(0)
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else:
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print("Opção inválida\n")
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def registar_chamada(calls: dict) -> None:
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caller_phone_number = input("Telefone origem? ")
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while not validate_phone_number(caller_phone_number):
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caller_phone_number = input("Telefone origem? ")
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destination_phone_number = input("Telefone destino? ")
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while not validate_phone_number(destination_phone_number):
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destination_phone_number = input("Telefone destino? ")
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duration = input("Duração (s)? ")
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while not duration.isdigit():
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duration = input("Duração (s)? ")
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duration = int(duration)
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if caller_phone_number not in calls:
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calls[caller_phone_number] = {}
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if destination_phone_number not in calls[caller_phone_number]:
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calls[caller_phone_number][destination_phone_number] = []
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calls[caller_phone_number][destination_phone_number] += [int(duration)]
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def ler_ficheiro(calls: dict, fname: str) -> None:
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try:
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with open(fname, 'r') as f:
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for line in f:
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line = line.strip()
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if line:
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caller_phone_number, destination_phone_number, duration = line.split('\t')
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if caller_phone_number not in calls:
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calls[caller_phone_number] = {}
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if destination_phone_number not in calls[caller_phone_number]:
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calls[caller_phone_number][destination_phone_number] = []
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calls[caller_phone_number][destination_phone_number] += [int(duration)]
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except FileNotFoundError:
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print("Ficheiro não encontrado\n")
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def listar_clientes(calls: dict) -> None:
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print("Clientes:", end='\t')
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for caller_phone_number in calls:
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print(caller_phone_number, end='\t')
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print()
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def fatura(calls: dict, phone_number: str) -> None:
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if phone_number not in calls:
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print("Cliente não existe\n")
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return
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total = 0
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print("Fatura do cliente", phone_number)
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print(f"{'Destino':<15}{'Duração':>10}{'Custo':>10}")
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for destination_phone_number in calls[phone_number]:
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for duration in calls[phone_number][destination_phone_number]:
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if destination_phone_number.startswith("+"):
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call_cost = duration * 0.8 / 60
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elif destination_phone_number.startswith("2"):
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call_cost = duration * 0.02 / 60
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elif phone_number[:2] == destination_phone_number[:2]:
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call_cost = duration * 0.04 / 60
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else:
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call_cost = duration * 0.1 / 60
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total += call_cost
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print(f"{destination_phone_number:<20}{duration:>10}{call_cost:>12.2f}")
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print(f"{'Total':>30}{total:>12.2f}")
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def validate_phone_number(phone_number: str) -> bool:
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return phone_number.isdigit() and len(phone_number) >= 3 if phone_number[0] != "+" else phone_number[1:].isdigit() and len(phone_number[1:]) >= 3
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if __name__ == '__main__':
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main()
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