locatecmd.lua

function gadget:GetInfo()
return {
name = "locatecmd",
desc = "Adds a command button for location initiation.",
author = "Bilal Itani",
date = "March, 2013",
license = "GNU GPL, v3.0 or later",
layer = 0,
enabled = true -- loaded by default?
}
end

if (not gadgetHandler:IsSyncedCode()) then return end

--SYNCED


--local EditUnitCmdDesc = Spring.EditUnitCmdDesc
--local FindUnitCmdDesc = Spring.FindUnitCmdDesc
--local GiveOrderToUnit = Spring.GiveOrderToUnit
--local SetUnitNeutral = Spring.SetUnitNeutral
--local GetUnitMoveTypeData = Spring.GetUnitMoveTypeData
--local SetGroundMoveTypeData = Spring.MoveCtrl.SetGroundMoveTypeData
--local SetGunshipMoveTypeData = Spring.MoveCtrl.SetGunshipMoveTypeData

local LOCATOR = {
  [UnitDefNames["locator"].id] = true,
}

local locatorList = {}

local CMD_STRT_LOC = 34581

local locateCmd = {
      id      = CMD_STRT_LOC,
      name    = "Locate",
      action  = "locate",
      type    = CMDTYPE.ICON_MAP,
      tooltip = "Commands the locator to locate.",
      params  = { 'Stop', 'Locate',}
}
--Info for cmd


function gadget:UnitCreated(unitID, unitDefID, unitTeam, builderID)  --identifies unitID, unitDefID, unitTeam, and builderID of each unit created. Can be used for specified units.
  --callin for when locator is created
  if LOCATOR[unitDefID] then
  --makes callin locator specific

    Spring.InsertUnitCmdDesc(unitID, 500, locateCmd)
    --actually creates the cmd; makes it visible in the locator's cmd buttons
    else

end

end

function gadget:CommandFallback(unitID, unitDefID, unitTeam, cmdID, cmdParams, cmdOptions, cmdTag)
      if cmdID == CMD_STRT_LOC then --is beloved our custom command?
      if LOCATOR[unitDefID] then   --is it a unit that should care about our custom command?
         local x = cmdParams[1]
         local y = cmdParams[2]
         local z = cmdParams[3]

         Spring.Echo("commandfallback is called.")
         Spring.GiveOrderToUnit(unitID, CMD.MOVE , {x,y,z }, {}) --92 for map being tested
         --tells the locator to move to coords x,y,z
         end

         local locatorPosX, LocatorPosY, LocatorPosZ = Spring.GetUnitPosition(unitID)
         local metalx = 500
         local metaly = 500
         local metalz = 500
        --unitID ==

        if locatorList[unitID] == unitID then
        Spring.Echo("The locator is told to distance check for mineral deposits.")
        if metalx - 50 >= locatorPosX
        then
        if metalx + 50 >= locatorPosX
        then
        if metalz - 50 >= locatorPosZ
        then
        if metalz + 50 >= locatorPosZ
         then
         local metalx = cmdParams[1]
         local metaly = cmdParams[2]
         local metalz = cmdParams[3]
         Spring.GiveOrderToUnit(unitID, CMD.MOVE , {metalx,metaly,metalz }, {})
         end
         end
         end
         end
         end


end
end



function gadget:UnitDestroyed(unitID, unitDefID, unitTeam)
  locatorList[unitID] = nil
end