#!/usr/bin/env python
#coding: utf-8

import os
import platform
import sys
from PyQt4.QtCore import *
from PyQt4.QtGui import *

class ReadingTab(QWidget):
    
    
    def __init__(self, parent=None):
        super(ReadingTab, self).__init__(parent)
        
        self.readingTable = QTableWidget()
        
        self.addReadingButton = QPushButton("Add pages to read")
        self.editReadingButton = QPushButton("Edit pages")
        self.readingDoneButton = QPushButton("Done")
        
        vlayout = QVBoxLayout()
        hlayout = QHBoxLayout()
        
        hlayout.addWidget(self.addReadingButton)
        hlayout.addWidget(self.editReadingButton)
        hlayout.addWidget(self.readingDoneButton)
        
        vlayout.addWidget(self.readingTable)
        vlayout.addLayout(hlayout)
        
        self.setLayout(vlayout)


class ReadingDlg(QDialog):
    
    def __init__(self, parent=None):
        super(ReadingDlg, self).__init__(parent)
        
        weekLabel = QLabel(self.trUtf8("&Week"))
        courseLabel = QLabel(self.trUtf8("&Course"))
        bookLabel = QLabel(self.trUtf8("&Book"))
        chapterLabel = QLabel(self.trUtf8("Cha&pter"))
        pagesLabel = QLabel(self.trUtf8("&Pages"))
        numberOfPagesLabel = QLabel(self.trUtf8("&Number of pages"))
        
        weekEdit = QSpinBox()
        weekEdit.setRange(1, 52)
        courseEdit = QComboBox()
        bookEdit = QComboBox()
        chapterEdit = QLineEdit()
        pagesEdit = QLineEdit()
        numberOfPagesEdit = QLabel()
        
        weekLabel.setBuddy(weekEdit)
        courseLabel.setBuddy(courseEdit)
        bookLabel.setBuddy(bookEdit)
        chapterLabel.setBuddy(chapterEdit)
        pagesLabel.setBuddy(pagesEdit)
        numberOfPagesLabel.setBuddy(numberOfPagesEdit)
        
        self.layout = QGridLayout()
        self.layout.addWidget(weekLabel, 0, 0)
        self.layout.addWidget(courseLabel, 1, 0)
        self.layout.addWidget(bookLabel, 2, 0)
        self.layout.addWidget(chapterLabel, 3, 0)
        self.layout.addWidget(pagesLabel, 4, 0)
        self.layout.addWidget(numberOfPagesLabel, 5, 0)
        self.layout.addWidget(weekEdit, 0, 1)
        self.layout.addWidget(courseEdit, 1, 1)
        self.layout.addWidget(bookEdit, 2, 1)
        self.layout.addWidget(chapterEdit, 3, 1)
        self.layout.addWidget(pagesEdit, 4, 1)
        self.layout.addWidget(numberOfPagesEdit, 5, 1)
        self.setLayout(self.layout)


class AddReadingDlg(ReadingDlg):
    
    def __init__(self, parent=None):
        super(AddReadingDlg, self).__init__(parent)
        
        buttonBox = QDialogButtonBox(QDialogButtonBox.Ok|QDialogButtonBox.Cancel)
        
        self.layout.addWidget(buttonBox, 6, 0, 1, 2)
        
        self.connect(buttonBox, SIGNAL("accepted()"), self, SLOT("accept()"))
        self.connect(buttonBox, SIGNAL("rejected()"), self, SLOT("reject()"))
        
        self.setWindowTitle(self.trUtf8("Add new reading"))


class EditReadingDlg(ReadingDlg):
    
    def __init__(self, parent=None):
        super(EditReadingDlg, self).__init__(parent)
        self.setAttribute(Qt.WA_DeleteOnClose)
        
        buttonBox = QDialogButtonBox(QDialogButtonBox.Apply|QDialogButtonBox.Close)
        
        self.layout.addWidget(buttonBox, 6, 0, 1, 2)
        
        self.connect(buttonBox.button(QDialogButtonBox.Apply), SIGNAL("clicked()"), self.apply)
        self.connect(buttonBox, SIGNAL("rejected()"), self, SLOT("reject()"))
        
        self.setWindowTitle(self.trUtf8("Edit reading"))

    def apply(self):
        pass


class ReadingModel():

    week = ""
    course = ""
    book = ""
    chapter = ""
    pages = ""

    def setWeek(self, week):
        self.week = week
    
    def getWeek(self):
        return self.week
    
    def setCourse(self, course):
        self.course = course
    
    def getCourse(self):
        return self.course
    
    def setBook(self, book):
        self.book = book
    
    def getBook(self):
        return self.book
    
    def setChapter(self, chapter):
        self.chapter = chapter
    
    def getChapter(self):
        return self.chapter
    
    def setPages(self, pages):
        self.pages = pages
    
    def getPages(self):
        return self.pages
    
    def getNumberOfPages(self):
        pages = self.getPages()
        pagesArray = pages.split(", ")
        nextArray = []
        sum = 0
        for p in pagesArray:
            nextArray.append(p.split("-"))
        for n in nextArray:
            sum += int(n[1]) - int(n[0])
        return sum