import tkinter as tk
from tkinter import ttk
from tkinter import scrolledtext as st
from controller.Frames import Frames
from controller.HomeController import HomeController

class HomeView(ttk.Frame):
    """
        View - MainWindow

    dec...

    @author     Jérémi Nihart / EndMove
    @link       https://git.endmove.eu/EndMove/WebPicDownloader
    @version    1.0.0
    @since      2022-08-30
    """
    # Variables
    __controller: HomeController = None

    # Constructor
    def __init__(self, parent, controller: HomeController):
        super().__init__(parent)

        # Init view
        self.__init_content()
        
        # create widgets
        # label
        # self.label = ttk.Label(self, text='Email:')
        # self.label.grid(row=1, column=0)

        # email entry
        # self.email_var = tk.StringVar()
        # self.email_entry = ttk.Entry(self, textvariable=self.email_var, width=30)
        # self.email_entry.grid(row=1, column=1, sticky=tk.NSEW)

        # save button
        # self.save_button = ttk.Button(self, text='Save', command=self.event_btn)
        # self.save_button.grid(row=1, column=3, padx=10)

        # message
        # self.message_label = ttk.Label(self, text='coucou toi :D JE SUIS SUPER MAN héhéh', foreground='red')
        # self.message_label.grid(row=2, column=1, sticky=tk.W)

        # place this frame
        # self.grid(row=0, column=0, padx=5, pady=5)
        # self.pack(fill='both', expand=True)

        # Save and setup main controller
        self.__controller = controller
        controller.set_view(self)
    
    # START Internal function
    def __init_content(self) -> None:
        """
            [internal function]
        => Initialize the view content.
        """
        self.columnconfigure(0, weight=1)
        self.columnconfigure(1, weight=3)

        # Website link
        self.web_label = ttk.Label(self, text="Website URL:")
        self.web_label.grid(column=0, row=0, sticky=tk.W, padx=5, pady=5)
        self.web_entry = ttk.Entry(self, width=50)  # show="-"
        self.web_entry.grid(column=1, row=0, sticky=tk.E, padx=5, pady=5, ipadx=2, ipady=2)

        # Download name
        self.name_label = ttk.Label(self, text="Download Name:")
        self.name_label.grid(column=0, row=1, sticky=tk.W, padx=5, pady=5)
        self.name_entry = ttk.Entry(self, width=50)
        self.name_entry.grid(column=1, row=1, sticky=tk.E, padx=5, pady=5, ipadx=2, ipady=2)

        # Logs area
        self.log_area = st.ScrolledText(self, wrap=tk.WORD, state = tk.DISABLED, width=40, height=8)#, font=("Times New Roman", 15))
        self.log_area.grid(column=0, row=3, sticky=tk.EW, columnspan=2, pady=10, padx=10)

        # Download button
        self.download_button = ttk.Button(self, text="Start downloading", command=self.event_btn)
        self.download_button.grid(column=1, row=4, sticky=tk.E, padx=5, pady=5, ipadx=5, ipady=2)
    # END Internal function

    # START Controller methods
    def add_log(self, line: str) -> None:
        """
            [function for controller]
            TODO desc
        """
        print("ADD: ", line)
        self.log_area.configure(state=tk.NORMAL)
        self.log_area.insert(tk.END, f"{line}\n")
        self.log_area.configure(state=tk.DISABLED)

    def clear_log(self) -> None:
        """
            [function for controller]
            TODO desc
        """
        self.log_area.delete(0, tk.END) 
        
    # END Controller methods

    def event_btn(self) -> None:# TODO remove
        print("you clicked ! And now you are on info page ... :D")
        self.__controller.on_change_view(Frames.Info)