# steam_parser.py
#
# Copyright 2022 kramo
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# SPDX-License-Identifier: GPL-3.0-or-later

def steam_parser(parent_widget, action):
    import os, re, time

    from gi.repository import Gtk, GLib

    from .create_dialog import create_dialog
    from .save_cover import save_cover

    schema = parent_widget.schema
    steam_dir = os.path.expanduser(schema.get_string("steam-location"))

    def steam_not_found():
        if os.path.exists(os.path.expanduser("~/.var/app/com.valvesoftware.Steam/data/Steam/")):
            schema.set_string("steam-location", "~/.var/app/com.valvesoftware.Steam/data/Steam/")
            action(None, None)
        elif os.path.exists(os.path.expanduser("~/.steam/steam/")):
            schema.set_string("steam-location", "~/.steam/steam/")
            action(None, None)
        else:
            filechooser = Gtk.FileDialog.new()

            def set_steam_dir(source, result, _):
                try:
                    schema.set_string("steam-location", filechooser.select_folder_finish(result).get_path())
                    action(None, None)
                except GLib.GError:
                    return

            def choose_folder(widget):
                filechooser.select_folder(parent_widget, None, set_steam_dir, None)

            def response(widget, response):
                if response == "choose_folder":
                    choose_folder(widget)

            create_dialog(parent_widget, _("Couldn't Import Games"), _("Steam directory cannot be found."), "choose_folder", _("Set Steam Location")).connect("response", response)

    if os.path.exists(os.path.join(steam_dir, "steamapps")):
        pass
    elif os.path.exists(os.path.join(steam_dir, "steam", "steamapps")):
        schema.set_string("steam-location", os.path.join(steam_dir, "steam"))
    elif os.path.exists(os.path.join(steam_dir, "Steam", "steamapps")):
        schema.set_string("steam-location", os.path.join(steam_dir, "Steam"))
    else:
        steam_not_found()
        return {}

    steam_dir = os.path.expanduser(schema.get_string("steam-location"))

    appmanifests = []
    datatypes = ["appid", "name"]
    steam_games = {}
    current_time = int(time.time())

    for open_file in os.listdir(os.path.join(steam_dir, "steamapps")):
        path = os.path.join(steam_dir, "steamapps", open_file)
        if os.path.isfile(path) and "appmanifest" in open_file:
            appmanifests.append(path)

    for appmanifest in appmanifests:
        values = {}
        open_file = open(appmanifest, "r")
        data = open_file.read()
        open_file.close()
        for datatype in datatypes:
            value = re.findall("\"" + datatype + "\"\t\t\"(.*)\"\n", data)
            values[datatype] = value[0]

        values["game_id"] = "steam_" + values["appid"]

        if values["game_id"] in parent_widget.games and "removed" not in parent_widget.games[values["game_id"]].keys():
            continue

        values["executable"] = "xdg-open steam://rungameid/" + values["appid"]
        values["hidden"] = False
        values["source"] = "steam"
        values["added"] = current_time
        values["last_played"] = 0

        if os.path.isfile(os.path.join(steam_dir, "appcache", "librarycache", values["appid"] + "_library_600x900.jpg")):
            values["pixbuf_options"] = save_cover(values, parent_widget, os.path.join(steam_dir, "appcache", "librarycache", values["appid"] + "_library_600x900.jpg"))

        steam_games[values["game_id"]] = values

    if len(steam_games) == 0:
        create_dialog(parent_widget, _("No Games Found"), _("No new games found in Steam library."))
    elif len(steam_games) == 1:
        create_dialog(parent_widget, _("Steam Games Imported"), _("Successfully imported 1 game."))
    elif len(steam_games) > 1:
        create_dialog(parent_widget, _("Steam Games Imported"), _("Successfully imported") + " " + str(len(steam_games)) + " " + _("games."))
    return steam_games