DiamondTunnelServer

--pastebin get p8QcFC8H startup

-- Awake
print("Tunnel Server 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 sending wireless messages
function SendMessage(message)
    modem.transmit(210, 220, message)
end

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

-- Get turtle amount from user
print("How many turtles are mining? >>")
local desiredTurtleCount = tonumber(read())

-- Get skip checks from user
print("Skip handshake? (y/n) >>")
local skipHandshake = read()

if skipHandshake == "n" then
    -- Send awake signal
    print("Sending awake signal to all turtles...")
    SendMessage("_ServerAwake")

    -- Wait for all turtles to register
    print("Waiting for turtles to register...")
    local turtleCount = 0
    while true do
        WaitForMessage("_TurtleRegistered")
        turtleCount = turtleCount + 1
        print("Turtle registered. Count is " .. tostring(turtleCount))
        if(turtleCount == desiredTurtleCount) then break end
    end
    print("All turtles registered")

    -- Wait for all turtles to reset their y pos
    print("Waiting for turtles to be ready to mine...")
    local turtleCount = 0
    while true do
        WaitForMessage("_TurtleReadyToMine")
        turtleCount = turtleCount + 1
        print("Turtle ready to mine. Count is " .. tostring(turtleCount))
        if(turtleCount == desiredTurtleCount) then break end
    end
    print("All turtles ready to mine")

    -- Begin managing mine operations
    print("Mining...")
    SendMessage("_Begin")
end

local readyCount = 0
local cycleCount = 1
local emptyCount = 0
while true do
    print("Starting mine cycle #" .. tostring(cycleCount))
    if emptyCount == 64 then
        SendMessage("_Empty")
        emptyCount = 0
    else
        os.sleep(0.05)
        SendMessage("_StartNextCycle")
    end
    print("Waiting for turtles to be ready for next cycle...")
    readyCount = 0
    while true do
        WaitForMessage("_ReadyForNextCycle")
        readyCount = readyCount + 1
        print("A turtle is ready. Ready count is " .. tostring(readyCount))
        if(readyCount == desiredTurtleCount) then
            print("All turtles ready")
            break
        end
    end
    cycleCount = cycleCount + 1
    emptyCount = emptyCount + 1
    print(">>")
    print(">>")
    print(">>")
end

-- Done
print("Goodbye >>")
read()