#!python
# -*- mode: python; Encoding: utf-8; coding: utf-8 -*-
# Last updated: <2022/04/24 09:27:50 +0900>
u"""
Appli window activate. copy and paste. with tkinter.

1. Activate the Adobe Acrobat Reader DC window and send Ctrl+C.
2. Replace CRLF in clipboard with space.
3. Activate the DeepL Desktop window and send Ctrl+A, Delete, Ctrl+V

* Windows10 x64 21H2 + Python 3.9.12 64bit + PyAutoGUI 0.9.53 + PyGetWindow 0.0.9
"""

import tkinter as tk
import pyautogui as ag
import pygetwindow as gw
import pyperclip
import time

pdfviewer = "Reader DC"
deepl = "DeepL "


def activate_window(w):
    """Activate appli window."""
    try:
        w.activate()
    except Exception:
        w.minimize()
        w.restore()
    time.sleep(0.25)


def get_window(name):
    hwnds = gw.getWindowsWithTitle(name)
    w = None
    if hwnds != []:
        w = hwnds[0]
    else:
        print("Error: Not found %s" % name)
    return w


def copy_and_paste():
    w = get_window(pdfviewer)
    if w is None:
        return False

    activate_window(w)
    ag.hotkey("ctrl", "c")
    time.sleep(0.3)

    # replace CRLF to space
    txt = pyperclip.paste()
    newtxt = " ".join(txt.splitlines())
    # newtxt = txt.replace("\n", " ")
    pyperclip.copy(newtxt)

    # print(newtxt)

    w = get_window(deepl)
    if w is None:
        return False

    activate_window(w)
    ag.hotkey("ctrl", "a")
    time.sleep(0.2)
    ag.hotkey("delete")
    time.sleep(0.2)
    ag.hotkey("ctrl", "v")
    time.sleep(0.2)

    return True


class App(tk.Frame):

    def __init__(self, master=None):
        tk.Frame.__init__(self, master)
        self.pack()

        btn1 = tk.Button(self, text="Translation", command=lambda: self.trans())
        btn1.pack(side=tk.LEFT, ipadx=60, ipady=8, padx=6, pady=6)

        btn1 = tk.Button(self, text="Exit", command=self.master.destroy)
        btn1.pack(side=tk.LEFT, padx=6, pady=6)

    def trans(self):
        if not copy_and_paste():
            self.quit


def main():
    root = tk.Tk()
    root.title("PDF trans")
    app = App(master=root)
    app.mainloop()
    # root.destroy()


if __name__ == "__main__":
    main()