#!/usr/bin/python3
import sys, subprocess, sqlite3
from PyQt5 import QtCore, QtGui, QtWidgets, uic

class Development(QtWidgets.QMainWindow):
    def __init__(self):
        super(Development, self).__init__()
        uic.loadUi('ui/development.ui', self)
        self.centerOnScreen()
        self.show()
        self.load_packages()

        self.package_install.clicked.connect(self.install_package) 
        self.package_uninstall.clicked.connect(self.uninstall_package)
        self.orphans_remove.clicked.connect(self.remove_orphans)
        self.category_exit.clicked.connect(self.exit_category)
    
    def centerOnScreen(self):
        resolution = QtWidgets.QDesktopWidget().screenGeometry()
        self.move((resolution.width() / 2) - (self.frameSize().width() / 2),
                    (resolution.height() / 2) - (self.frameSize().height() / 2))

    def install_package(self):
        pkgname = self.table_development.item(self.table_development.currentRow(), 1).text()
        subprocess.Popen(['xterm', '-e', 'sisyphus', 'auto-install'] + pkgname.split())
    
    def uninstall_package(self):
        pkgname = self.table_development.item(self.table_development.currentRow(), 1).text()
        subprocess.Popen(['xterm', '-e', 'sisyphus', 'auto-uninstall'] + pkgname.split())

    def remove_orphans(self):
        subprocess.Popen(['xterm', '-e', 'sisyphus', 'auto-uninstall'])

    def exit_category(self):
        self.close()
 
    def load_packages(self):
        with sqlite3.connect('/var/lib/sisyphus/db/sisyphus.db') as db:
            cursor=db.cursor()
            cursor.execute('''SELECT
                            a.category AS cat,
                            a.name AS pn,
                            a.version AS av,
                            i.version AS iv,
                            a.description AS descr
                            FROM remote_packages AS a
                            LEFT JOIN local_packages AS i
                            ON a.category = i.category
                            AND a.name = i.name
                            AND a.slot = i.slot
                            WHERE  a.name IN
                                ('vasile',
                                'dpkg',
                                'notepadqq',
                                'sqlitebrowser',
                                'sqlitestudio',
                                'fpc',
                                'go',
                                'lazarus',
                                'lua',
                                'perl',
                                'python',
                                'ruby',
                                'tcl',
                                'tk',
                                'vala',
                                'PyQt5',
                                'designer',
                                'expect',
                                'android-tools',
                                'cmake',
                                'debootstrap',
                                'geany',
                                'geany-plugins',
                                'bzr',
                                'cvs',
                                'git',
                                'mercurial',
                                'subversion',
                                'qt-creator')
                        ''')
            rows = cursor.fetchall()
            
            for row in rows:
                inx = rows.index(row)
                self.table_development.insertRow(inx)
                self.table_development.setItem(inx, 0, QtWidgets.QTableWidgetItem(row[0]))
                self.table_development.setItem(inx, 1, QtWidgets.QTableWidgetItem(row[1]))
                self.table_development.setItem(inx, 2, QtWidgets.QTableWidgetItem(row[2]))
                self.table_development.setItem(inx, 3, QtWidgets.QTableWidgetItem(row[3]))
                self.table_development.setItem(inx, 4, QtWidgets.QTableWidgetItem(row[4]))