import random

from dcs.vehicles import AirDefence

from gen.sam.group_generator import GroupGenerator


class HawkGenerator(GroupGenerator):
    """
    This generate an HAWK group
    """

    def generate(self):
        self.add_unit(AirDefence.SAM_Hawk_PCP, "PCP", self.position.x, self.position.y, self.heading)
        self.add_unit(AirDefence.SAM_Hawk_SR_AN_MPQ_50, "SR", self.position.x + 20, self.position.y, self.heading)
        self.add_unit(AirDefence.SAM_Hawk_TR_AN_MPQ_46, "TR", self.position.x + 40, self.position.y, self.heading)

        # Triple A for close range defense
        self.add_unit(AirDefence.AAA_Vulcan_M163, "AAA", self.position.x + 20, self.position.y+30, self.heading)

        num_launchers = random.randint(3, 6)
        positions = self.get_circular_position(num_launchers, launcher_distance=120, coverage=180)

        for i, position in enumerate(positions):
            self.add_unit(AirDefence.SAM_Hawk_LN_M192, "LN#" + str(i), position[0], position[1], position[2])