CC-navigation/netNav/netNav_goto.lua

63 lines
1.5 KiB
Lua

local function printUsage()
print("Usage:")
print(fs.getName(shell.getRunningProgram()).." <map_name> <x_pos> <y_pos> <z_pos> <(optional)max_distance>")
print("<map_name> The name of the map to use.")
print("<x_pos> <y_pos> <z_pos> The GPS coordinates you want to go to.")
print("<(optional)max_distance> The farthest distance allowed to travel from start position.")
end
if not netNav then
if not os.loadAPI("netNav") then
error("could not load netNav API")
end
end
for _, side in ipairs(redstone.getSides()) do
if peripheral.getType(side) == "modem" then
rednet.open(side)
end
end
if not rednet.isOpen() then
error("could not open rednet")
end
local tArgs = {...}
if type(tArgs[1]) ~= "string" then
printError("remoteMap_name: string expected")
printUsage()
return
end
netNav.setMap(tArgs[1], 30)
for i = 2, 4 do
if tonumber(tArgs[i]) then
tArgs[i] = tonumber(tArgs[i])
else
printError("argument "..i.." must be a valid coordinate")
printUsage()
return
end
end
local maxDistance
if tArgs[5] ~= nil then
if tonumber(tArgs[5]) then
print("setting max_distance to: ", tArgs[5])
maxDistance = tonumber(tArgs[5])
else
printError("max_distance: number expected")
printUsage()
return
end
end
print("going to coordinates = ", tArgs[2], ",", tArgs[3], ",", tArgs[4])
local ok, err = netNav.goto(tArgs[2], tArgs[3], tArgs[4], maxDistance)
if not ok then
printError("navigation failed: ", err)
else
print("succesfully navigated to coordinates")
end