function gadget:GetInfo()
  return {
    name      = "mining blabla2",
    desc      = "some broken stuff",
    author    = "knorke",
    date      = "4 Okt 2010",
    license   = "rcdraco's draco license",
    layer     = 0,
    enabled   = true  --  loaded by default	
  }
end

if (gadgetHandler:IsSyncedCode()) then

local miners = {} --  [unitID] alive: true oder false   cargo: wieviel er trägt  status: was er gerade macht: "loading" "unloading" "mining" "to_res" "to_hq"
local miner_name = "armflash";

function gadget:UnitFinished(unitID, unitDefID, teamID)
	if (is_miner_type (unitDefID) == true) then add_miner (unitID) end
end

function gadget:GameFrame(frameNum) 
	_G.miners = miners;
end

function gadget:Initialize()
	make_miner_table()
	_G.miners = miners;
end

function marker_on_unit (_uID, _text)
	if (markers == false) then return end
	if (_uID == nil) then return end
	if (_text == nil) then return end
	local x,y,z=Spring.GetUnitPosition (_uID)
	if (x == nil or y == nil or z == nil) then return end
	Spring.MarkerAddPoint (x,y,z, _text .. "id:" .. _uID)
end

function make_miner_table()
	miners = {}
	local all_units = Spring.GetAllUnits ()
	for i in pairs(all_units) do
		local unitDefID = Spring.GetUnitDefID(all_units[i])
		if (is_miner_type (unitDefID)==true) then
			add_miner (all_units[i])
		end
	end
end

function is_miner_type (unitDefID)
	if (unitDefID == nil) then return false end
	local unitDef = UnitDefs[unitDefID]
	if (unitDef == nil) then return false end
	if (unitDef.name == miner_name) then return true end
	return false
end

function add_miner (unitID)
	miners [unitID] = {}
	miners [unitID].alive = true
	miners [unitID].cargo = 0
	marker_on_unit (unitID, "added")
end

--------------------------------------------------------
--Border between SYNC and UNSYNC
--when i wear my frilly dress im a real touhou
end
if (not gadgetHandler:IsSyncedCode()) then
--------------------------------------------------------

--Length of table, for synced (using spairs)
function sxlen(tbl)
	local qq = 0;
	for v in spairs(tbl) do
		qq = qq + 1;
	end
	return qq;
end

function gadget:DrawScreen()
	gl.Color(0.5, 0.5, 0.5, 1)
	local ty = 0
	for i in spairs(SYNCED.miners) do
		ty = ty + 1
		gl.Text (ty .."| [" .. i .. "]".. "cargo:" .. SYNCED.miners[i].cargo, 100,300-ty*25 , 25, 'o')
	end
	gl.Text ("miners counted="..ty .. "#miners:" .. sxlen(SYNCED.miners), 100,300 , 25, 'o')
end

function gadget:DrawWorldPreUnit()
	gl.LineWidth(5.0)
	for i in spairs(SYNCED.miners) do
			if (SYNCED.miners[i].alive == true and i ~= nil and SYNCED.miners[i] ~=nil) then
			local x,y,z=Spring.GetUnitPosition (i)
			if (x ~= nil and y ~= nil and z ~= nil) then
				gl.Color(0, 1, 0, 1)
				gl.DrawGroundCircle (x,y,z, 50, 4) --all miners marked with a diamond shape
				--cargo status
				gl.Color(1, 0, 0, 1)
				gl.DrawGroundCircle (x+60,y,z, 90, 3)
				gl.Color(1, 1, 0, 1)
				gl.DrawGroundCircle (x+60,y,z, SYNCED.miners[i].cargo, 3)  --growing triangle shows cargo status
			end
		end
	end
end

end