# -*- coding: utf-8 -*-

from PyQt4.QtGui import QWidget
from PyQt4.QtGui import QVBoxLayout
from PyQt4.QtCore import QSettings
from PyQt4.QtCore import SIGNAL
from PyQt4.QtDeclarative import QDeclarativeView

from ninja_ide import resources
from ninja_ide.tools import ui_tools
from ninja_ide.gui.main_panel import itab_item


class StartPage(QWidget, itab_item.ITabItem):

    def __init__(self, parent=None):
        super(StartPage, self).__init__(parent)
        self._id = "Start Page"
        vbox = QVBoxLayout(self)
        self.view = QDeclarativeView()
        self.view.setMinimumWidth(400)
        self.view.setResizeMode(QDeclarativeView.SizeRootObjectToView)
        self.view.setSource(ui_tools.get_qml_resource("StartPage.qml"))
        self.root = self.view.rootObject()
        vbox.addWidget(self.view)

        self.load_items()

        self.connect(self.root, SIGNAL("openProject(QString)"),
            self._open_project)
        self.connect(self.root, SIGNAL("removeProject(QString)"),
            self._on_click_on_delete)
        self.connect(self.root, SIGNAL("markAsFavorite(QString, bool)"),
            self._on_click_on_favorite)
        self.connect(self.root, SIGNAL("openPreferences()"),
            lambda: self.emit(SIGNAL("openPreferences()")))

    def _open_project(self, path):
        self.emit(SIGNAL("openProject(QString)"), path)

    def _on_click_on_delete(self, path):
        settings = QSettings(resources.SETTINGS_PATH, QSettings.IniFormat)
        recent_projects = settings.value("recentProjects")
        if path in recent_projects:
            del recent_projects[path]
            settings.setValue("recentProjects", recent_projects)

    def _on_click_on_favorite(self, path, value):
        settings = QSettings(resources.SETTINGS_PATH, QSettings.IniFormat)
        recent_projects = settings.value("recentProjects")
        properties = recent_projects[path]
        properties["isFavorite"] = value
        recent_projects[path] = properties
        settings.setValue("recentProjects", recent_projects)

    def load_items(self):
        settings = QSettings(resources.SETTINGS_PATH, QSettings.IniFormat)
        listByFavorites = []
        listNoneFavorites = []
        recent_projects_dict = dict(settings.value('recentProjects', {}))
        #Filter for favorites
        for recent_project_path, content in list(recent_projects_dict.items()):
            if bool(dict(content)["isFavorite"]):
                listByFavorites.append((recent_project_path,
                    content["lastopen"]))
            else:
                listNoneFavorites.append((recent_project_path,
                    content["lastopen"]))
        if len(listByFavorites) > 1:
            # sort by date favorites
            listByFavorites = sorted(listByFavorites,
                key=lambda date: listByFavorites[1])

        if len(listNoneFavorites) > 1:
            #sort by date last used
            listNoneFavorites = sorted(listNoneFavorites,
                key=lambda date: listNoneFavorites[1])

        for recent_project_path in listByFavorites:
            path = recent_project_path[0]
            name = recent_projects_dict[path]['name']
            self.root.add_project(name, path, True)

        for recent_project_path in listNoneFavorites:
            path = recent_project_path[0]
            name = recent_projects_dict[path]['name']
            self.root.add_project(name, path, False)