from tkinter import *
from tkinter import ttk

root = Tk()
class appconverter():
    def __init__(self):
        self.root = root
        self.janela()
        self.frames_da_janela()
        self.widgets_frame1()
        self.Menus()
        root.mainloop()

    def janela(self):
        self.root.title("kWh para Joules e vice-versa")
        self.root.configure(background='#1e3743')
        self.root.geometry("500x250")
        self.root.resizable(0,0)

    def frames_da_janela(self):
        self.frame_1 = Frame(self.root, bd=4,
                             bg='#dfe3ee',
                             highlightbackground='#759fe6',
                             highlightthickness=2)
        self.frame_1.place(relx=0.02, rely=0.02,
                           relwidth=0.96, relheight=0.96)

    def widgets_frame1(self):
        self.abas = ttk.Notebook(self.frame_1)
        self.joules_para_kwh = Frame(self.abas)
        self.kwh_para_joules = Frame(self.abas)

        self.joules_para_kwh.configure(background="#dfe3ee")
        self.kwh_para_joules.configure(background="#dfe3ee")

        self.abas.add(self.joules_para_kwh, text="Joules para kWh")
        self.abas.add(self.kwh_para_joules, text="kWh para Joules")
        self.abas.place(relx=0, rely=0, relwidth=0.98, relheight=0.98)

        # joules_para_kwh
        self.var_joules = DoubleVar()
        self.lb_var_joules = Label(self.joules_para_kwh,
                                   text="Joules",
                                   bg='#dfe3ee', fg='#107db2', font=("Arial", "15", "bold"))
        self.lb_var_joules.place(relx=0.2, rely=0.05)
        self.var_joules_entry = Entry(self.joules_para_kwh,
                                      textvariable=self.var_joules,
                                      justify='center', font=("Arial", "15", "bold"))
        self.var_joules_entry.place(relx=0.5, rely=0.05, relwidth=0.35)

        self.bt_calcular1 = Button(self.joules_para_kwh, text="Calcular",
                                   bd=2, bg='#107db2', fg='white',
                                   font=('verdana', 12, 'bold'),
                                   command=self.butaoclick1)
        self.bt_calcular1.place(relx=0.3, rely=0.3, relwidth=0.45, relheight=0.2)

        self.resultadokwh = StringVar()
        self.resultado1 = Label(self.joules_para_kwh, textvariable=self.resultadokwh)
        self.resultado1.place(relx=0.55, rely=0.7, relwidth=0.3)

        self.lb_resultado1 = Label(self.joules_para_kwh,
                                   text="kWh", font=("Arial", "13", "bold"),
                                   bg='#dfe3ee', fg='#107db2')
        self.lb_resultado1.place(relx=0.15, rely=0.7)

        # kWh_para_joules
        self.kwh = DoubleVar()
        self.lb_kwh = Label(self.kwh_para_joules,
                            text="kWh",
                            bg='#dfe3ee', fg='#107db2', font=("Arial", "15", "bold"))
        self.lb_kwh.place(relx=0.15, rely=0.15)
        self.kwh_entry = Entry(self.kwh_para_joules,
                               textvariable=self.kwh,
                               justify='center', font=("Arial", "13", "bold"))
        self.kwh_entry.place(relx=0.55, rely=0.15, relwidth=0.15)

        self.bt_calcular2 = Button(self.kwh_para_joules, text="Calcular", bd=2, bg='#107db2',
                                   fg='white',
                                   font=('verdana', 12, 'bold'),
                                   command=self.butaoclick2)
        self.bt_calcular2.place(relx=0.3, rely=0.38, relwidth=0.45, relheight=0.2)

        self.resultado_joulesa = StringVar()
        self.resultado2 = Label(self.kwh_para_joules,
                                textvariable=self.resultado_joulesa, font=("Arial", "13", "bold"))
        self.resultado2.place(relx=0.5, rely=0.8, relwidth=0.4)

        self.lb_resultado2 = Label(self.kwh_para_joules,
                                   text="Joules", bg='#dfe3ee',
                                   fg='#107db2', font=("Arial", "13", "bold"))
        self.lb_resultado2.place(relx=0.2, rely=0.8)

    def butaoclick1(self):
        joules = self.var_joules.get()
        m_kwh = joules * 2.77778e-7
        m_kwharr = round(m_kwh, 6)
        return self.resultadokwh.set(m_kwharr)

    def butaoclick2(self):
        m_kwh = self.kwh.get()
        m_joules = m_kwh / 2.77778e-7
        m_joulesarr = round(m_joules, 4)
        return self.resultado_joulesa.set(m_joulesarr)

    def Quit(self):
        self.root.destroy()

    def Menus(self):
        menubar = Menu(self.root)
        self.root.config(menu=menubar)
        filemenu = Menu(menubar)
        menubar.add_cascade(label="Opções", menu=filemenu)
        filemenu.add_command(label="Sair", command=self.Quit)

appconverter()