# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4

##########################################################################
# OpenLP - Open Source Lyrics Projection                                 #
# ---------------------------------------------------------------------- #
# Copyright (c) 2008-2019 OpenLP Developers                              #
# ---------------------------------------------------------------------- #
# This program is free software: you can redistribute it and/or modify   #
# it under the terms of the GNU General Public License as published by   #
# the Free Software Foundation, either version 3 of the License, or      #
# (at your option) any later version.                                    #
#                                                                        #
# This program is distributed in the hope that it will be useful,        #
# but WITHOUT ANY WARRANTY; without even the implied warranty of         #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          #
# GNU General Public License for more details.                           #
#                                                                        #
# You should have received a copy of the GNU General Public License      #
# along with this program.  If not, see <https://www.gnu.org/licenses/>. #
##########################################################################
"""
The general tab of the configuration dialog.
"""
import logging

from PyQt5 import QtGui, QtWidgets

from openlp.core.common import get_images_filter
from openlp.core.common.i18n import UiStrings, translate
from openlp.core.common.path import Path
from openlp.core.common.settings import Settings
from openlp.core.display.screens import ScreenList
from openlp.core.lib.settingstab import SettingsTab
from openlp.core.widgets.buttons import ColorButton
from openlp.core.widgets.edits import PathEdit


log = logging.getLogger(__name__)


class GeneralTab(SettingsTab):
    """
    GeneralTab is the general settings tab in the settings dialog.
    """
    def __init__(self, parent):
        """
        Initialise the general settings tab
        """
        self.logo_background_color = '#ffffff'
        self.screens = ScreenList()
        self.icon_path = ':/icon/openlp-logo.svg'
        general_translated = translate('OpenLP.GeneralTab', 'General')
        super(GeneralTab, self).__init__(parent, 'Core', general_translated)

    def setup_ui(self):
        """
        Create the user interface for the general settings tab
        """
        self.setObjectName('GeneralTab')
        super(GeneralTab, self).setup_ui()
        self.tab_layout.setStretch(1, 1)
        # CCLI Details
        self.ccli_group_box = QtWidgets.QGroupBox(self.left_column)
        self.ccli_group_box.setObjectName('ccli_group_box')
        self.ccli_layout = QtWidgets.QFormLayout(self.ccli_group_box)
        self.ccli_layout.setObjectName('ccli_layout')
        self.number_label = QtWidgets.QLabel(self.ccli_group_box)
        self.number_label.setObjectName('number_label')
        self.number_edit = QtWidgets.QLineEdit(self.ccli_group_box)
        self.number_edit.setValidator(QtGui.QIntValidator())
        self.number_edit.setObjectName('number_edit')
        self.ccli_layout.addRow(self.number_label, self.number_edit)
        self.username_label = QtWidgets.QLabel(self.ccli_group_box)
        self.username_label.setObjectName('username_label')
        self.username_edit = QtWidgets.QLineEdit(self.ccli_group_box)
        self.username_edit.setObjectName('username_edit')
        self.ccli_layout.addRow(self.username_label, self.username_edit)
        self.password_label = QtWidgets.QLabel(self.ccli_group_box)
        self.password_label.setObjectName('password_label')
        self.password_edit = QtWidgets.QLineEdit(self.ccli_group_box)
        self.password_edit.setEchoMode(QtWidgets.QLineEdit.Password)
        self.password_edit.setObjectName('password_edit')
        self.ccli_layout.addRow(self.password_label, self.password_edit)
        self.left_layout.addWidget(self.ccli_group_box)
        # Background audio
        self.audio_group_box = QtWidgets.QGroupBox(self.left_column)
        self.audio_group_box.setObjectName('audio_group_box')
        self.audio_layout = QtWidgets.QVBoxLayout(self.audio_group_box)
        self.audio_layout.setObjectName('audio_layout')
        self.start_paused_check_box = QtWidgets.QCheckBox(self.audio_group_box)
        self.start_paused_check_box.setObjectName('start_paused_check_box')
        self.audio_layout.addWidget(self.start_paused_check_box)
        self.repeat_list_check_box = QtWidgets.QCheckBox(self.audio_group_box)
        self.repeat_list_check_box.setObjectName('repeat_list_check_box')
        self.audio_layout.addWidget(self.repeat_list_check_box)
        self.left_layout.addWidget(self.audio_group_box)
        self.left_layout.addStretch()
        # Application Startup
        self.startup_group_box = QtWidgets.QGroupBox(self.right_column)
        self.startup_group_box.setObjectName('startup_group_box')
        self.startup_layout = QtWidgets.QVBoxLayout(self.startup_group_box)
        self.startup_layout.setObjectName('startup_layout')
        self.warning_check_box = QtWidgets.QCheckBox(self.startup_group_box)
        self.warning_check_box.setObjectName('warning_check_box')
        self.startup_layout.addWidget(self.warning_check_box)
        self.auto_open_check_box = QtWidgets.QCheckBox(self.startup_group_box)
        self.auto_open_check_box.setObjectName('auto_open_check_box')
        self.startup_layout.addWidget(self.auto_open_check_box)
        self.show_splash_check_box = QtWidgets.QCheckBox(self.startup_group_box)
        self.show_splash_check_box.setObjectName('show_splash_check_box')
        self.startup_layout.addWidget(self.show_splash_check_box)
        self.check_for_updates_check_box = QtWidgets.QCheckBox(self.startup_group_box)
        self.check_for_updates_check_box.setObjectName('check_for_updates_check_box')
        self.startup_layout.addWidget(self.check_for_updates_check_box)
        self.right_layout.addWidget(self.startup_group_box)
        # Logo
        self.logo_group_box = QtWidgets.QGroupBox(self.right_column)
        self.logo_group_box.setObjectName('logo_group_box')
        self.logo_layout = QtWidgets.QFormLayout(self.logo_group_box)
        self.logo_layout.setObjectName('logo_layout')
        self.logo_file_label = QtWidgets.QLabel(self.logo_group_box)
        self.logo_file_label.setObjectName('logo_file_label')
        self.logo_file_path_edit = PathEdit(self.logo_group_box,
                                            default_path=Path(':/graphics/openlp-splash-screen.png'))
        self.logo_layout.addRow(self.logo_file_label, self.logo_file_path_edit)
        self.logo_color_label = QtWidgets.QLabel(self.logo_group_box)
        self.logo_color_label.setObjectName('logo_color_label')
        self.logo_color_button = ColorButton(self.logo_group_box)
        self.logo_color_button.setObjectName('logo_color_button')
        self.logo_layout.addRow(self.logo_color_label, self.logo_color_button)
        self.logo_hide_on_startup_check_box = QtWidgets.QCheckBox(self.logo_group_box)
        self.logo_hide_on_startup_check_box.setObjectName('logo_hide_on_startup_check_box')
        self.logo_layout.addRow(self.logo_hide_on_startup_check_box)
        self.right_layout.addWidget(self.logo_group_box)
        self.logo_color_button.colorChanged.connect(self.on_logo_background_color_changed)
        # Application Settings
        self.settings_group_box = QtWidgets.QGroupBox(self.right_column)
        self.settings_group_box.setObjectName('settings_group_box')
        self.settings_layout = QtWidgets.QFormLayout(self.settings_group_box)
        self.settings_layout.setObjectName('settings_layout')
        self.save_check_service_check_box = QtWidgets.QCheckBox(self.settings_group_box)
        self.save_check_service_check_box.setObjectName('save_check_service_check_box')
        self.settings_layout.addRow(self.save_check_service_check_box)
        self.auto_unblank_check_box = QtWidgets.QCheckBox(self.settings_group_box)
        self.auto_unblank_check_box.setObjectName('auto_unblank_check_box')
        self.settings_layout.addRow(self.auto_unblank_check_box)
        self.click_live_slide_to_unblank_check_box = QtWidgets.QCheckBox(self.settings_group_box)
        self.click_live_slide_to_unblank_check_box.setObjectName('click_live_slide_to_unblank')
        self.settings_layout.addRow(self.click_live_slide_to_unblank_check_box)
        self.auto_preview_check_box = QtWidgets.QCheckBox(self.settings_group_box)
        self.auto_preview_check_box.setObjectName('auto_preview_check_box')
        self.settings_layout.addRow(self.auto_preview_check_box)
        # Moved here from image tab
        self.timeout_label = QtWidgets.QLabel(self.settings_group_box)
        self.timeout_label.setObjectName('timeout_label')
        self.timeout_spin_box = QtWidgets.QSpinBox(self.settings_group_box)
        self.timeout_spin_box.setObjectName('timeout_spin_box')
        self.timeout_spin_box.setRange(1, 180)
        self.settings_layout.addRow(self.timeout_label, self.timeout_spin_box)
        self.right_layout.addWidget(self.settings_group_box)
        self.right_layout.addStretch()
        # Remove for now
        self.username_label.setVisible(False)
        self.username_edit.setVisible(False)
        self.password_label.setVisible(False)
        self.password_edit.setVisible(False)

    def retranslate_ui(self):
        """
        Translate the general settings tab to the currently selected language
        """
        self.tab_title_visible = translate('OpenLP.GeneralTab', 'General')
        self.startup_group_box.setTitle(translate('OpenLP.GeneralTab', 'Application Startup'))
        self.warning_check_box.setText(translate('OpenLP.GeneralTab', 'Show blank screen warning'))
        self.auto_open_check_box.setText(translate('OpenLP.GeneralTab', 'Automatically open the previous service file'))
        self.show_splash_check_box.setText(translate('OpenLP.GeneralTab', 'Show the splash screen'))
        self.logo_group_box.setTitle(translate('OpenLP.GeneralTab', 'Logo'))
        self.logo_color_label.setText(UiStrings().BackgroundColorColon)
        self.logo_file_label.setText(translate('OpenLP.GeneralTab', 'Logo file:'))
        self.logo_hide_on_startup_check_box.setText(translate('OpenLP.GeneralTab', 'Don\'t show logo on startup'))
        self.check_for_updates_check_box.setText(translate('OpenLP.GeneralTab', 'Check for updates to OpenLP'))
        self.settings_group_box.setTitle(translate('OpenLP.GeneralTab', 'Application Settings'))
        self.save_check_service_check_box.setText(translate('OpenLP.GeneralTab',
                                                  'Prompt to save before starting a new service'))
        self.click_live_slide_to_unblank_check_box.setText(translate('OpenLP.GeneralTab',
                                                           'Unblank display when changing slide in Live'))
        self.auto_unblank_check_box.setText(translate('OpenLP.GeneralTab', 'Unblank display when sending '
                                                                           'items to Live'))
        self.auto_preview_check_box.setText(translate('OpenLP.GeneralTab',
                                                      'Automatically preview the next item in service'))
        self.timeout_label.setText(translate('OpenLP.GeneralTab', 'Timed slide interval:'))
        self.timeout_spin_box.setSuffix(translate('OpenLP.GeneralTab', ' sec'))
        self.ccli_group_box.setTitle(translate('OpenLP.GeneralTab', 'CCLI Details'))
        self.number_label.setText(UiStrings().CCLINumberLabel)
        self.username_label.setText(translate('OpenLP.GeneralTab', 'SongSelect username:'))
        self.password_label.setText(translate('OpenLP.GeneralTab', 'SongSelect password:'))
        self.audio_group_box.setTitle(translate('OpenLP.GeneralTab', 'Background Audio'))
        self.start_paused_check_box.setText(translate('OpenLP.GeneralTab', 'Start background audio paused'))
        self.repeat_list_check_box.setText(translate('OpenLP.GeneralTab', 'Repeat track list'))
        self.logo_file_path_edit.dialog_caption = translate('OpenLP.AdvancedTab', 'Select Logo File')
        self.logo_file_path_edit.filters = '{text};;{names} (*)'.format(
            text=get_images_filter(), names=UiStrings().AllFiles)

    def load(self):
        """
        Load the settings to populate the form
        """
        settings = Settings()
        settings.beginGroup(self.settings_section)
        self.number_edit.setText(settings.value('ccli number'))
        self.username_edit.setText(settings.value('songselect username'))
        self.password_edit.setText(settings.value('songselect password'))
        self.save_check_service_check_box.setChecked(settings.value('save prompt'))
        self.auto_unblank_check_box.setChecked(settings.value('auto unblank'))
        self.click_live_slide_to_unblank_check_box.setChecked(settings.value('click live slide to unblank'))
        self.warning_check_box.setChecked(settings.value('blank warning'))
        self.auto_open_check_box.setChecked(settings.value('auto open'))
        self.show_splash_check_box.setChecked(settings.value('show splash'))
        self.logo_background_color = settings.value('logo background color')
        self.logo_file_path_edit.path = settings.value('logo file')
        self.logo_hide_on_startup_check_box.setChecked(settings.value('logo hide on startup'))
        self.logo_color_button.color = self.logo_background_color
        self.check_for_updates_check_box.setChecked(settings.value('update check'))
        self.auto_preview_check_box.setChecked(settings.value('auto preview'))
        self.timeout_spin_box.setValue(settings.value('loop delay'))
        self.start_paused_check_box.setChecked(settings.value('audio start paused'))
        self.repeat_list_check_box.setChecked(settings.value('audio repeat list'))
        settings.endGroup()

    def save(self):
        """
        Save the settings from the form
        """
        settings = Settings()
        settings.beginGroup(self.settings_section)
        settings.setValue('blank warning', self.warning_check_box.isChecked())
        settings.setValue('auto open', self.auto_open_check_box.isChecked())
        settings.setValue('show splash', self.show_splash_check_box.isChecked())
        settings.setValue('logo background color', self.logo_background_color)
        settings.setValue('logo file', self.logo_file_path_edit.path)
        settings.setValue('logo hide on startup', self.logo_hide_on_startup_check_box.isChecked())
        settings.setValue('update check', self.check_for_updates_check_box.isChecked())
        settings.setValue('save prompt', self.save_check_service_check_box.isChecked())
        settings.setValue('auto unblank', self.auto_unblank_check_box.isChecked())
        settings.setValue('click live slide to unblank', self.click_live_slide_to_unblank_check_box.isChecked())
        settings.setValue('auto preview', self.auto_preview_check_box.isChecked())
        settings.setValue('loop delay', self.timeout_spin_box.value())
        settings.setValue('ccli number', self.number_edit.displayText())
        settings.setValue('songselect username', self.username_edit.displayText())
        settings.setValue('songselect password', self.password_edit.displayText())
        settings.setValue('audio start paused', self.start_paused_check_box.isChecked())
        settings.setValue('audio repeat list', self.repeat_list_check_box.isChecked())
        settings.endGroup()
        self.post_set_up()

    def post_set_up(self):
        """
        Apply settings after the tab has loaded
        """
        self.settings_form.register_post_process('slidecontroller_live_spin_delay')

    def on_logo_background_color_changed(self, color):
        """
        Select the background color for logo.
        """
        self.logo_background_color = color