Artillary Controller

-- Print a line of dashes for aesthetics
local function lineBreak()
    local width, height = term.getSize()
    for i = 1, width do
      io.write("-")
    end
    io.write("\n")
end
-- Function to clear the screen
local function clearScreen()
    term.clear()
    term.setCursorPos(1, 1)
end

clearScreen()
-- Print the welcome message
print("Artillery Controller")
lineBreak()
print("Select a weapon:")
print("1. TNT")
print("2. Nuke")
lineBreak()

local choice = read()

if choice == "1" then
  projectileType = "TNT"
elseif choice == "2" then
  print("Authorization Code:")
  local choice = read()
  if choice == "1234" then
    print("Codes Accepted")
    projectileType = "Nuke"
  end
end

clearScreen()


-- Ask for shot size
print("Artillery Controller")
lineBreak()
print("Weapon:"..projectileType)
lineBreak()
print("Size of Shot:")
print("1. 1x1")
print("2. 2x2")
if projectileType == "TNT" then
    print("3. 3x3")
    print("4. 4x4")
    print("5. 5x5")

    local choice = read()

    if choice == "2" then
      projectilePattern = "2x2"
    elseif choice == "3" then
      projectilePattern = "3x3"
    elseif choice == "4" then
      projectilePattern = "4x4"
    elseif choice == "5" then
      projectilePattern = "5x5"
    else
      projectilePattern = "Single"
    end
elseif projectileType == "Nuke" then
    local choice = read()

    if choice == "2" then
      projectilePattern = "2x2"
    else
      projectilePattern = "Single"
    end
end
clearScreen()


print("Artillery Controller")
lineBreak()
print("Weapon:"..projectileType)
print("Pattern:"..projectilePattern)
lineBreak()
print("Number of Itterations")
lineBreak()
local iterations = tonumber(read())
clearScreen()

print("Artillery Controller")
lineBreak()
print("Weapon:"..projectileType)
print("Pattern:"..projectilePattern)
lineBreak()
print("Select a targeting method")
print("1. Current Position")
print("2. Custom Current")
print("3. Offset Position")
lineBreak()

local choice = read()

if choice == "2" then
    print("X: ")
    targetX = read()
    print("Y: ")
    targetY = read()
    print("Z: ")
    targetZ = read()
elseif choice == "3" then
    X, Y, Z = gps.locate()
    print("X: ")
    targetX = X + read()
    print("Y: ")
    targetY = Y + read()
    print("Z: ")
    targetZ = Z + read()
else
    targetX, targetY, targetZ = gps.locate()
end

clearScreen()
print("Artillery Controller")
lineBreak()
print("Weapon:"..projectileType)
print("Pattern:"..projectilePattern)
print("X:"..targetX)
print("Y:"..targetY)
print("Z:"..targetZ)
lineBreak()
print("Please Confirm")
print("1. Confirm Input")
print("2. Cancel")
lineBreak()


local choice = read()

if choice == "1" then
    clearScreen()
    print("Artillery Controller")
    lineBreak()
    print("Starting Programing")
    lineBreak()

    local modem = peripheral.find("modem") or error("No modem attached", 0)
    modem.open(43) -- Open 43 so we can receive replies

    modem.transmit(15, 43, projectileType)
    print("Weapon:"..projectileType)
    os.sleep(1)
    modem.transmit(15, 43, projectilePattern)
    print("Pattern:"..projectilePattern)
    os.sleep(1)
    modem.transmit(15, 43, iterations)
    print("Iterations:"..iterations)
    os.sleep(1)
    modem.transmit(15, 43, targetX)
    print("X:"..targetX)
    os.sleep(1)
    modem.transmit(15, 43, targetY)
    print("Y:"..targetY)
    os.sleep(1)
    modem.transmit(15, 43, targetZ)
    print("Z:"..targetZ)

    os.sleep(0.5)
    clearScreen()
    print("Artillery Controller")
    lineBreak()
    print("Programing Complete")
    lineBreak()
    print("Firing Now")

    clearScreen()
    print("Artillery Controller")
    lineBreak()
    print("Programing Complete")
    for i = 1, iterations+2 do
        local event, side, channel, replyChannel, message, distance
        repeat
          event, side, channel, replyChannel, message, distance = os.pullEvent("modem_message")
        until channel == 43
        print(tostring(message))
    end
else
  print("Cancelled")
end