-- Required by components/index

if SpawnLaneCreeps == nil then
	DebugPrint ( '[lane_creeps/spawn] spawning lane creeps' )
	SpawnLaneCreeps = class({})
end

local LaneSpawnInterval = 30.0

function SpawnLaneCreeps:Init ()
	DebugPrint ( '[lane_creeps/spawn] initialize' )
	SpawnLaneCreeps = self
	Timers:CreateTimer(Dynamic_Wrap(SpawnLaneCreeps, 'LaneCreepTimer'))
end

function SpawnLaneCreeps:LaneCreepTimer ()
	print ('LaneCreepTimer')
	SpawnAirCreeps()
	SpawnFireCreeps()
	SpawnWaterCreeps()
	SpawnEarthCreeps()
	return LaneSpawnInterval
end

function SpawnAirCreeps()
  local point = Entities:FindByName( nil, "point_cc_fire_spawn"):GetAbsOrigin()
  local point2 = Entities:FindByName( nil, "point_cc_fire"):GetAbsOrigin()
  local point3 = Entities:FindByName( nil, "point_9_oclock"):GetAbsOrigin()
  local units_to_spawn = 3
  for i=1,units_to_spawn do
    Timers:CreateTimer(function()
      local unit = CreateUnitByName("npc_dota_creep_air_melee", point+RandomVector(RandomInt(100,200)), true, nil, nil, DOTA_TEAM_GOODGUYS)
      ExecuteOrderFromTable({ UnitIndex = unit:GetEntityIndex(),
                              OrderType = DOTA_UNIT_ORDER_ATTACK_MOVE,
                              Position = point2, Queue = true})
      ExecuteOrderFromTable({ UnitIndex = unit:GetEntityIndex(),
                              OrderType = DOTA_UNIT_ORDER_ATTACK_MOVE,
                              Position = point3, Queue = true})
    end)
  end
end

function SpawnFireCreeps()

end

function SpawnWaterCreeps()

end

function SpawnEarthCreeps()

end