# -*-coding:utf-8 -*

from PyPDF2 import PdfFileReader, utils as PyPDF2utils
import tkinter as tk
from pdfembannersrc import editfich
import logging
logger = logging.getLogger()

class Fich:
    """
    Class to store data on a pdf file
    """
    count = 0
    def __init__(self, filename):
        self.id = Fich.count
        Fich.count += 1

        self.name = None
        self.path = None
        self.npages = 0
        self.nblankpages = 0

        self.use = None
        self.order = None
        self.rotate = None
        self.crop = None

        self.Wnum =None
        self.Wlabel = None
        self.Wedit = None
        self.Wdel = None
        self.Wup = None
        self.Wdown = None
        
        if(filename is not None):
            self._initFromFile(filename)

    def _initFromFile(self, filename):
        self.path = filename
        self.name = filename.split('/')[-1]
        try:
            with open(filename, "rb") as in_f:
                input1 = PdfFileReader(in_f)
                self.npages = input1.getNumPages()
        except (PyPDF2utils.PdfReadError, EOFError, IOError, NotImplementedError):
            raise IOError("Impossible to read file {}".format(filename))

    def print1l(self):
        if(self.name is not None):
            return self.name
        else:
            return '-'

    def edit(self, parent):
        interface2 = editfich.InterfaceEdit(parent, self)
        logger.debug("Concatenate : Editting {}".format(self.path))
        interface2.mainloop()
        interface2.destroy()
        logger.debug("Concatenate : End Editting {}".format(self.path))

    def add_widgets(self, frame, parent, i):
        self.Wnum = tk.Label(frame, text="{}.".format(i+1))
        self.Wlabel = tk.Label(frame, text=self.print1l())
        self.Wedit = tk.Button(frame, text="Edit", command=lambda: self.edit(parent))
        self.Wdel = tk.Button(frame, text="Del", command=lambda: parent.delete(self.id))
        self.Wup = tk.Button(frame, text="Up", command=lambda: parent.up(self.id))
        self.Wdown = tk.Button(frame, text="Down", command=lambda: parent.down(self.id))
        self.set_i_widgets(i)

    def unset_i_widgets(self):
        self.Wnum.grid_forget()
        self.Wlabel.grid_forget()
        self.Wedit.grid_forget()
        self.Wdel.grid_forget()
        self.Wup.grid_forget()
        self.Wdown.grid_forget()

    def set_i_widgets(self, i):
        self.Wnum.grid(row=i, column=0, sticky=tk.W)
        self.Wnum["text"] = "{}.".format(i+1)
        self.Wlabel.grid(row=i, column=5, sticky=tk.W)
        self.Wedit.grid(row=i, column=1)
        self.Wdel.grid(row=i, column=2)
        self.Wup.grid(row=i, column=3)
        self.Wdown.grid(row=i, column=4)

    def destroy_widgets(self):
        self.Wnum.destroy()
        self.Wlabel.destroy()
        self.Wedit.destroy()
        self.Wdel.destroy()
        self.Wup.destroy()
        self.Wdown.destroy()