"""A PyQT4 dialog to select from automated issue matches"""

# Copyright 2012-2014 Anthony Beville

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at

#     http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import os
#import sys

from PyQt4 import QtCore, QtGui, uic
#from PyQt4.QtCore import QUrl, pyqtSignal, QByteArray

from settings import ComicTaggerSettings
from coverimagewidget import CoverImageWidget
from comictaggerlib.ui.qtutils import reduceWidgetFontSize
#from imagefetcher import ImageFetcher
#from comicarchive import MetaDataStyle
#from comicvinetalker import ComicVineTalker
#import utils


class MatchSelectionWindow(QtGui.QDialog):

    volume_id = 0

    def __init__(self, parent, matches, comic_archive):
        super(MatchSelectionWindow, self).__init__(parent)

        uic.loadUi(
            ComicTaggerSettings.getUIFile('matchselectionwindow.ui'), self)

        self.altCoverWidget = CoverImageWidget(
            self.altCoverContainer, CoverImageWidget.AltCoverMode)
        gridlayout = QtGui.QGridLayout(self.altCoverContainer)
        gridlayout.addWidget(self.altCoverWidget)
        gridlayout.setContentsMargins(0, 0, 0, 0)

        self.archiveCoverWidget = CoverImageWidget(
            self.archiveCoverContainer, CoverImageWidget.ArchiveMode)
        gridlayout = QtGui.QGridLayout(self.archiveCoverContainer)
        gridlayout.addWidget(self.archiveCoverWidget)
        gridlayout.setContentsMargins(0, 0, 0, 0)

        reduceWidgetFontSize(self.twList)
        reduceWidgetFontSize(self.teDescription, 1)

        self.setWindowFlags(self.windowFlags() |
                            QtCore.Qt.WindowSystemMenuHint |
                            QtCore.Qt.WindowMaximizeButtonHint)

        self.matches = matches
        self.comic_archive = comic_archive

        self.twList.currentItemChanged.connect(self.currentItemChanged)
        self.twList.cellDoubleClicked.connect(self.cellDoubleClicked)

        self.updateData()

    def updateData(self):

        self.setCoverImage()
        self.populateTable()
        self.twList.resizeColumnsToContents()
        self.twList.selectRow(0)

        path = self.comic_archive.path
        self.setWindowTitle(u"Select correct match: {0}".format(
            os.path.split(path)[1]))

    def populateTable(self):

        while self.twList.rowCount() > 0:
            self.twList.removeRow(0)

        self.twList.setSortingEnabled(False)

        row = 0
        for match in self.matches:
            self.twList.insertRow(row)

            item_text = match['series']
            item = QtGui.QTableWidgetItem(item_text)
            item.setData(QtCore.Qt.ToolTipRole, item_text)
            item.setData(QtCore.Qt.UserRole, (match,))
            item.setFlags(QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEnabled)
            self.twList.setItem(row, 0, item)

            if match['publisher'] is not None:
                item_text = u"{0}".format(match['publisher'])
            else:
                item_text = u"Unknown"
            item = QtGui.QTableWidgetItem(item_text)
            item.setData(QtCore.Qt.ToolTipRole, item_text)
            item.setFlags(QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEnabled)
            self.twList.setItem(row, 1, item)

            month_str = u""
            year_str = u"????"
            if match['month'] is not None:
                month_str = u"-{0:02d}".format(int(match['month']))
            if match['year'] is not None:
                year_str = u"{0}".format(match['year'])

            item_text = year_str + month_str
            item = QtGui.QTableWidgetItem(item_text)
            item.setData(QtCore.Qt.ToolTipRole, item_text)
            item.setFlags(QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEnabled)
            self.twList.setItem(row, 2, item)

            item_text = match['issue_title']
            if item_text is None:
                item_text = ""
            item = QtGui.QTableWidgetItem(item_text)
            item.setData(QtCore.Qt.ToolTipRole, item_text)
            item.setFlags(QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEnabled)
            self.twList.setItem(row, 3, item)

            row += 1

        self.twList.resizeColumnsToContents()
        self.twList.setSortingEnabled(True)
        self.twList.sortItems(2, QtCore.Qt.AscendingOrder)
        self.twList.selectRow(0)
        self.twList.resizeColumnsToContents()
        self.twList.horizontalHeader().setStretchLastSection(True)

    def cellDoubleClicked(self, r, c):
        self.accept()

    def currentItemChanged(self, curr, prev):

        if curr is None:
            return
        if prev is not None and prev.row() == curr.row():
            return

        self.altCoverWidget.setIssueID(self.currentMatch()['issue_id'])
        if self.currentMatch()['description'] is None:
            self.teDescription.setText("")
        else:
            self.teDescription.setText(self.currentMatch()['description'])

    def setCoverImage(self):
        self.archiveCoverWidget.setArchive(self.comic_archive)

    def currentMatch(self):
        row = self.twList.currentRow()
        match = self.twList.item(row, 0).data(
            QtCore.Qt.UserRole).toPyObject()[0]
        return match