#!/usr/bin/env python3
"""Private GTK controls for current-line AT-SPI checks."""
import json
import sys

import gi
gi.require_version("Gtk", "3.0")
from gi.repository import GLib, Gtk

window = Gtk.Window(title="Current line fixture")
box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
window.add(box)
entry = Gtk.Entry()
entry.get_accessible().set_name("Entry")
textView = Gtk.TextView()
textView.get_accessible().set_name("Text")
password = Gtk.Entry()
password.set_visibility(False)
password.get_accessible().set_name("Password")
button = Gtk.Button(label="Example button")
controls = {"entry": entry, "text": textView, "password": password, "button": button}
for control in controls.values():
    box.pack_start(control, True, True, 0)
window.show_all()


def command_ready(source, condition):
    line = sys.stdin.readline()
    if not line:
        Gtk.main_quit()
        return False
    command = json.loads(line)
    control = controls[command["control"]]
    if command["action"] == "focus":
        if isinstance(control, Gtk.Entry):
            control.set_text(command["text"])
            control.set_position(command["offset"])
        elif isinstance(control, Gtk.TextView):
            buffer = control.get_buffer()
            buffer.set_text(command["text"])
            buffer.place_cursor(buffer.get_iter_at_offset(command["offset"]))
        window.present()
        control.grab_focus()

        def finish_focus():
            if isinstance(control, Gtk.Entry):
                control.set_position(command["offset"])
            elif isinstance(control, Gtk.TextView):
                buffer = control.get_buffer()
                buffer.place_cursor(buffer.get_iter_at_offset(command["offset"]))
            print("ready", flush=True)
            return False

        GLib.timeout_add(50, finish_focus)
        return True
    elif command["action"] == "caret":
        if isinstance(control, Gtk.Entry):
            offset = control.get_position()
        else:
            buffer = control.get_buffer()
            offset = buffer.get_iter_at_mark(buffer.get_insert()).get_offset()
        print(offset, flush=True)
    print("ready", flush=True)
    return True


GLib.io_add_watch(sys.stdin, GLib.IO_IN | GLib.IO_HUP, command_ready)
print("ready", flush=True)
Gtk.main()