from tkinter import *

root = Tk()
root.geometry("700x400")
root.resizable(0, 0)
root.config(bg="#103030")
root.title("Distribuir calorias pelas refeições")

titulo = Label(
    text="Distribuir calorias pelas refeições",
    font=("Arial", 28, "bold"),
    bg="#103030",
    fg="#49e3e3"
)
titulo.place(relx=0.08, rely=0.05)

texto_sub1 = Label(
    text="Total de calorias por dia:",
    font=("Arial", 18, "bold"),
    bg="#103030",
    fg="#49e3e3"
)
texto_sub1.place(relx=0.1, rely=0.3)

Total_calorias = StringVar()

Total_calorias_entrada = Entry(
    textvariable=Total_calorias,
    font=("Arial", 12, "bold"),
    bg="white",
    fg="blue",
    justify='center'
)
Total_calorias_entrada.place(relx=0.55, rely=0.31, relwidth=0.35)
Total_calorias_entrada.focus()

def limpar():
    Total_calorias_entrada.delete(0, END)
    resultado_texto.config(text="")

def app():
    try:
        calorias = int(Total_calorias.get())

        distribuicao = {
            "Pequeno-almoço": 0.25,
            "Almoço": 0.35,
            "Jantar": 0.30,
            "Lanche": 0.10
        }

        resultado = ""
        for refeicao, percentagem in distribuicao.items():
            kcal = calorias * percentagem
            resultado += f"{refeicao}: {kcal:.2f} kcal\n"

        resultado_texto.config(text=resultado)

    except ValueError:
        resultado_texto.config(text="Por favor, insira um número válido.")

# Botões
but1 = Button(
    text="Calcular",
    bd=2,
    bg='#107db2',
    fg='white',
    font=('verdana', 12, 'bold'),
    command=app
)
but1.place(relx=0.1, rely=0.45, relwidth=0.25, relheight=0.1)

but_limpar = Button(
    text="Limpar",
    bd=2,
    bg='#107db2',
    fg='white',
    font=('verdana', 12, 'bold'),
    command=limpar
)
but_limpar.place(relx=0.4, rely=0.45, relwidth=0.25, relheight=0.1)

but_sair = Button(
    text="Sair",
    bd=2,
    bg='#107db2',
    fg='white',
    font=('verdana', 12, 'bold'),
    command=root.destroy
)
but_sair.place(relx=0.7, rely=0.45, relwidth=0.25, relheight=0.1)

resultado_texto = Label(
    text="",
    font=("Arial", 12, "bold"),
    bg="#cfe2f3",
    justify="left",
    anchor="w"
)
resultado_texto.place(relx=0.05, rely=0.65, relwidth=0.9, relheight=0.3)

root.mainloop()