from PySide2.QtCore import QSortFilterProxyModel, Qt, QModelIndex
from PySide2.QtGui import QStandardItem, QStandardItemModel
from PySide2.QtWidgets import QComboBox, QCompleter
from game import Game
from gen import Conflict, FlightWaypointType
from gen.flights.flight import FlightWaypoint, PredefinedWaypointCategory
from qt_ui.widgets.combos.QFilteredComboBox import QFilteredComboBox
from theater import ControlPointType


class QPredefinedWaypointSelectionComboBox(QFilteredComboBox):

    def __init__(self, game: Game, parent=None, include_targets=True, include_airbases=True,
                 include_frontlines=True, include_units=True, include_enemy=True, include_friendly=True):
        super(QPredefinedWaypointSelectionComboBox, self).__init__(parent)
        self.game = game
        self.include_targets = include_targets
        self.include_airbases = include_airbases
        self.include_frontlines = include_frontlines
        self.include_units = include_units
        self.include_enemy = include_enemy
        self.include_friendly = include_friendly
        self.find_possible_waypoints()

    def get_selected_waypoints(self, include_all_from_same_location=False):
        n = self.currentText()
        first_waypoint = None
        for w in self.wpts:
            if w.pretty_name == n:
                first_waypoint = w
                break
        if first_waypoint is None:
            return []
        waypoints = [first_waypoint]
        if include_all_from_same_location:
            for w in self.wpts:
                if w is not first_waypoint and w.obj_name and w.obj_name == first_waypoint.obj_name:
                    waypoints.append(w)
        return waypoints

    def find_possible_waypoints(self):

        self.wpts = []
        model = QStandardItemModel()
        i = 0

        def add_model_item(i, model, name, wpt):
            print(name)
            item = QStandardItem(name)
            model.setItem(i, 0, item)
            self.wpts.append(wpt)
            return i + 1

        if self.include_frontlines:
            for cp in self.game.theater.controlpoints:
                if cp.captured:
                    enemy_cp = [ecp for ecp in cp.connected_points if ecp.captured != cp.captured]
                    for ecp in enemy_cp:
                        pos = Conflict.frontline_position(self.game.theater, cp, ecp)[0]
                        wpt = FlightWaypoint(pos.x, pos.y, 800)
                        wpt.name = "Frontline " + cp.name + "/" + ecp.name + " [CAS]"
                        wpt.alt_type = "RADIO"
                        wpt.pretty_name = wpt.name
                        wpt.description = "Frontline"
                        wpt.data = [cp, ecp]
                        wpt.waypoint_type = FlightWaypointType.CUSTOM
                        wpt.category = PredefinedWaypointCategory.FRONTLINE
                        i = add_model_item(i, model, wpt.pretty_name, wpt)

        if self.include_targets:
            for cp in self.game.theater.controlpoints:
                if (self.include_enemy and not cp.captured) or (self.include_friendly and cp.captured):
                    for ground_object in cp.ground_objects:
                        if not ground_object.is_dead and not ground_object.dcs_identifier == "AA":
                            wpt = FlightWaypoint(ground_object.position.x,ground_object.position.y, 0)
                            wpt.alt_type = "RADIO"
                            wpt.name = wpt.name = "[" + str(ground_object.obj_name) + "] : " + ground_object.category + " #" + str(ground_object.object_id)
                            wpt.pretty_name = wpt.name
                            wpt.obj_name = ground_object.obj_name
                            wpt.targets.append(ground_object)
                            wpt.data = ground_object
                            wpt.waypoint_type = FlightWaypointType.CUSTOM
                            if cp.captured:
                                wpt.description = "Friendly Building"
                                wpt.category = PredefinedWaypointCategory.ALLY_BUILDING
                            else:
                                wpt.description = "Enemy Building"
                                wpt.category = PredefinedWaypointCategory.ENEMY_BUILDING
                            i = add_model_item(i, model, wpt.pretty_name, wpt)

        if self.include_units:
            for cp in self.game.theater.controlpoints:
                if (self.include_enemy and not cp.captured) or (self.include_friendly and cp.captured):
                    for ground_object in cp.ground_objects:
                        if not ground_object.is_dead and ground_object.dcs_identifier == "AA":
                            for g in ground_object.groups:
                                for j, u in enumerate(g.units):
                                    wpt = FlightWaypoint(u.position.x, u.position.y, 0)
                                    wpt.alt_type = "RADIO"
                                    wpt.name = wpt.name = "[" + str(ground_object.obj_name) + "] : " + u.type + " #" + str(j)
                                    wpt.pretty_name = wpt.name
                                    wpt.targets.append(u)
                                    wpt.data = u
                                    wpt.obj_name = ground_object.obj_name
                                    wpt.waypoint_type = FlightWaypointType.CUSTOM
                                    if cp.captured:
                                        wpt.description = "Friendly unit : " + u.type
                                        wpt.category = PredefinedWaypointCategory.ALLY_UNIT
                                    else:
                                        wpt.description = "Enemy unit : " + u.type
                                        wpt.category = PredefinedWaypointCategory.ENEMY_UNIT
                                    i = add_model_item(i, model, wpt.pretty_name, wpt)

        if self.include_airbases:
            for cp in self.game.theater.controlpoints:
                if (self.include_enemy and not cp.captured) or (self.include_friendly and cp.captured):
                    wpt = FlightWaypoint(cp.position.x, cp.position.y, 0)
                    wpt.alt_type = "RADIO"
                    wpt.name = cp.name
                    wpt.data = cp
                    wpt.waypoint_type = FlightWaypointType.CUSTOM
                    if cp.captured:
                        wpt.description = "Position of " + cp.name + " [Friendly Airbase]"
                        wpt.category = PredefinedWaypointCategory.ALLY_CP
                    else:
                        wpt.description = "Position of " + cp.name + " [Enemy Airbase]"
                        wpt.category = PredefinedWaypointCategory.ENEMY_CP

                    if cp.cptype == ControlPointType.AIRCRAFT_CARRIER_GROUP:
                        wpt.pretty_name = cp.name + " (Aircraft Carrier Group)"
                    elif cp.cptype == ControlPointType.LHA_GROUP:
                        wpt.pretty_name = cp.name + " (LHA Group)"
                    else:
                        wpt.pretty_name = cp.name + " (Airbase)"


                    i = add_model_item(i, model, wpt.pretty_name, wpt)

        self.setModel(model)