Phoenix LSI Shield

local shieldID = 0

if not term.isColor() then
  print("Advanced computer required")
  error()
end

local function showError(message)
  term.setBackgroundColor(colors.black)
  term.setTextColor(colors.red)
  term.write(message)
  term.setBackgroundColor(colors.black)
  term.setTextColor(colors.white)
  print()
end

local function showErrorAndExit(message)
  showError(message)
  error()
end

local shield
local sides = peripheral.getNames()
for key,side in pairs(sides) do
    if peripheral.getType(side) == "warpdriveForceFieldProjector" then
        shield = peripheral.wrap(side)
    end
end
if shield == nil or shield.isInterfaced() ~= true then
    showErrorAndExit("No force field projector detected")
end

term.clear()
term.setCursorPos(1, 1)
print("Phoenix shield client of Lupus Space Industries started.")

function split(inputstr, sep)
    if sep == nil then
        sep = "%s"
    end
    local t={}
    for str in string.gmatch(inputstr, "([^"..sep.."]+)") do
        table.insert(t, str)
    end
    return t
end

while true do
    local ws, err = http.websocket("ws://144.76.116.75:2021")
    if(err) then
        showErrorAndExit(err)
        shell.run("startup")
    end
    local message = ws.receive()

    if string.match(message, "shdEnergy") then
        print("Received: "..message)
        local energy, maxEnergy, energyType = shield.getEnergyStatus()
        ws.send("shieldEnergy " .. shieldID .. " " .. energy .. " " .. maxEnergy .. " " .. energyType)
        print("Send: shieldEnergy " .. shieldID .. " " .. energy .. " " .. maxEnergy .. " " .. energyType)
    elseif string.match(message, "shdState") then
        print("Received: "..message)
        local status, isEnabled, isConnected, isPowered, shape, energy = shield.state()
        local tier, tierName = shield.getTier()
        local name = shield.name()
        local frequence = shield.beamFrequency()
        ws.send("shieldState " .. shieldID .. " " .. status .. " " .. isEnabled .. " " .. isConnected .. " " .. isPowered .. " " .. shape .. " " .. energy .. " " .. tier .. " " .. tierName .. " " .. name .. " " .. frequence)
        print("Send: shieldState " .. shieldID .. " " .. status .. " " .. isEnabled .. " " .. isConnected .. " " .. isPowered .. " " .. shape .. " " .. energy .. " " .. tier .. " " .. tierName .. " " .. name .. " " .. frequence)
    elseif string.match(message, "shdName") then
        print("Received: "..message)
        local name = split(message, " ")
        shield.name(name[2])
    elseif string.match(message, "shdFrequence") then
        print("Received: "..message)
        local frequence = split(message, " ")
        shield.beamFrequency(frequence[2])
    elseif string.match(message, "shdToggle") then
        print("Received: "..message)
        local status, isEnabled, isConnected, isPowered, shape, energy = shield.state()
        if(isConnected) then
            if(shape == "NONE") then
                print("Projector is missing a shape!")
            else
                if(isEnabled) then
                    shield.enable(false)
                else
                    shield.enable(true)
                end
            end
        else
            print("Projector is missing a beam frequency!")
        end
    end
    os.sleep(1)
    ws.close()
end