#!/usr/bin/python2

import os

import gi
gi.require_version("Gtk", "3.0")
from gi.repository import Gtk

from plugins.easybuttons import ApplicationLauncher

home = os.path.expanduser("~")
recentApps = []
mintMenuWin = None
recentAppBox = None
numentries = 10
iconSize = 16

def recentAppsAdd(recentAppsButton):
    if recentAppsButton:
        recentApps.insert(0, recentAppsButton)
        counter = 0
        for recentApp in recentApps:
            if counter != 0 and (recentApp.desktopFile == recentAppsButton.desktopFile or counter >= numentries):
                del recentApps[counter]
            counter = counter + 1

def recentAppsSave():
    try:
        path = os.path.join(home, ".linuxmint/mintMenu/recentApplications.list")
        with open(path, "w") as recentAppListFile:
            for recentApp in recentApps:
                if not hasattr(recentApp, "type") or recentApp.type == "location":
                    recentAppListFile.write("location:" + recentApp.desktopFile + "\n")
                else:
                    recentAppListFile.write(recentApp.type + "\n")

    except Exception as e:
        print(e)
        msgDlg = Gtk.MessageDialog(None, Gtk.DialogFlags.MODAL, Gtk.MessageType.ERROR, Gtk.ButtonsType.OK,
            _("Couldn't save recent apps. Check if you have write access to ~/.linuxmint/mintMenu")+"\n(" + e.__str__() + ")")
        msgDlg.run()
        msgDlg.destroy()

def recentAppBuildLauncher(location):
    try:
        # For Folders and Network Shares
        location = "".join(location.split("%20"))

        # ButtonIcon = None

        # if location.startswith("file"):
        #     ButtonIcon = "mate-fs-directory"

        # if location.startswith("smb") or location.startswith("ssh") or location.startswith("network"):
        #     ButtonIcon = "mate-fs-network"

        #For Special locations
        if location == "x-nautilus-desktop:///computer":
            location = "/usr/share/applications/nautilus-computer.desktop"
        elif location == "x-nautilus-desktop:///home":
            location =  "/usr/share/applications/nautilus-home.desktop"
        elif location == "x-nautilus-desktop:///network":
            location = "/usr/share/applications/network-scheme.desktop"
        elif location.startswith("x-nautilus-desktop:///"):
            location = "/usr/share/applications/nautilus-computer.desktop"

        if location.startswith("file://"):
            location = location[7:]
        if os.path.exists(location):
            appButton = ApplicationLauncher(location, iconSize)
            if appButton.appExec:
                appButton.show()
                appButton.connect("clicked", applicationButtonClicked)
                appButton.type = "location"
                return appButton
        print("RecentApp: %s not found." % location)
    except Exception as e:
        print("File in recentapp not found: '%s': %s" % (location, e))

    return None

def buildRecentApps():
    del recentApps[:]
    try:
        path = os.path.join(home, ".linuxmint/mintMenu/recentApplications.list")
        if not os.path.exists(path):
            recentApplicationsList = []
        else:
            recentApplicationsList = open(path).readlines()

        for app in recentApplicationsList :
            app = app.strip()

            if app[0:9] == "location:":
                appButton = recentAppBuildLauncher(app[9:])
            else:
                if (app.endswith(".desktop")):
                    appButton = recentAppBuildLauncher(app)
                else:
                    appButton = None

            if appButton:
                recentApps.append(appButton)
    except Exception as e:
        print(e)
    return recentApps

def doRecentApps():
    if recentAppBox is not None:
        # recentAppBox is initiated by the recent plugin
        # only build UI widgets if it's enabled
        for i in recentAppBox.get_children():
            i.destroy()

        # recent apps
        buildRecentApps()
        for AButton in recentApps:
            AButton.set_size_request(200, -1)
            AButton.set_relief(Gtk.ReliefStyle.NONE)
            recentAppBox.pack_start(AButton, False, True, 0)

    return True

def applicationButtonClicked(widget):
    mintMenuWin.hide()
    recentAppsAdd(widget)
    recentAppsSave()
    doRecentApps()