DiamondTunnelClient

--pastebin get 2mvkUaWL startup

-- Awake
print("Tunnel Client Alive: Hello World!")

-- Setup wireless
local modem = peripheral.wrap("right")
-- 210 Server -> Client
-- 220 Client -> Server
modem.open(210)
modem.open(220)
print("Channel 210 and 220 are open")

-- Setup receiving wireless messages
function WaitForMessage(messageCompare)
    while true do
        local a,b,c,d,e,f = os.pullEvent("modem_message")
        print("Message received: ")
        print(e)
        if(e == messageCompare) then
            print("Message accepted")
            break
        elseif (e == "_Empty") then
            return true
        end
    end
    return false
end

-- Setup sending wireless messages
function SendMessage(message)
    modem.transmit(220, 210, message)
end

-- Forward shorthand
function Forward()
    while not turtle.forward() do
        if turtle.detect() then turtle.dig() end
        turtle.attack()
    end
end

--Empty shorthand
function Empty()
    turtle.dig()
    turtle.select(1)
    while not turtle.place() do
        turtle.dig()
        turtle.attack()
    end
    for i = 16,1,-1 do
        turtle.select(i)
        turtle.drop()
    end
    turtle.dig()
end

-- Server handshake
print("Waiting for server awake")
WaitForMessage("_ServerAwake")
print("Replying to server...")
SendMessage("_TurtleRegistered")

print("Ensuring ender chest is inside me...")
turtle.select(1)
turtle.dig()

print("Letting server know ready...")
SendMessage("_TurtleReadyToMine")

print("Waiting to begin")
WaitForMessage("_Begin")

-- Mine loop
while true do
    print("Waiting to start next cycle")
    empty = WaitForMessage("_StartNextCycle")

    if empty then Empty() end

    print("Starting next cycle...")
    Forward()
    print("Letting server know ready for next cycle...")
    SendMessage("_ReadyForNextCycle")
    print(">>")
    print(">>")
    print(">>")
end

print("Goodbye >>")
read()