move_attacker.lua

---@class MoveAttacker : Ship
---@field attack_move_position? Position
---@field previous_ROE? ROE
---@field success_distance integer
moveattacker = {
    success_distance = 100
};

function moveattacker:isMoveAttacking()
    return self.attack_move_position ~= nil;
end

function moveattacker:moveAttack(position)
    self.previous_ROE = self:ROE();

    self:ROE(ROE.OffensiveROE);

    self.attack_move_position = position; -- remember this
    self:move(position);
end

function moveattacker:endMoveAttack()
    self.attack_move_position = nil;

    self:ROE(self.previous_ROE);
    self.previous_ROE = nil;
end

function moveattacker:update()
    if (self:isMoveAttacking()) then
        local current_command = self:currentCommand();
        -- in this case we somehow got distacted and went idle or something
        if (current_command ~= COMMAND_Move and current_command ~= COMMAND_Attack) then
            -- let's just re-issue the command
            self:moveAttack(self.attack_move_position);
        end

        local distance_to_target = Vec3:distanceBetween(self:position(), self.attack_move_position);
        local within_target_threshold = distance_to_target <= moveattacker.success_distance;

        if (within_target_threshold) then
            self:endMoveAttack();
        end
    end
end

modkit.compose:addBaseProto(moveattacker);