added nfc programs

prog2/ATM.lua

@@ -0,0 +1,96 @@
+--ATM
+print("Please insert a cc-casino branded disk!")
+
+--while not fs.exists("/disk/money.lua") do
+--    sleep()
+--end
+
+print("Would you like to [d]eposit, [w]ithdraw, or check your [b]alance?")
+
+local function interactWithCard(nfc, mode, money)
+    if mode == "updateBalance" then
+        nfc.write(tostring(money))
+        print("Please tap your card to update balance")
+        while not os.pullEvent("nfc_write") do
+            sleep(0)
+        end
+    end
+    if mode == "getBalance" then
+        print("Please tap your card to check balance")
+        local blank, yes, money = os.pullEvent("nfc_data")
+        return money
+    end
+end
+
+
+
+
+
+local nfc = peripheral.wrap("bottom")
+local answer = io.read()
+--local db = fs.open("/disk2/log.log", "a")
+--local id = disk.getID("bottom")
+if answer == "d" or answer == "deposit" then
+    local item = turtle.getItemDetail()
+    --if item.name ~= "minecraft:iron_ingot" or item.name == nil then
+    --    print("Please insert iron ingots!")
+    --    sleep(1)
+    --    shell.run("reboot")
+    --end
+
+    local ironCount = turtle.getItemCount()
+    --local card = fs.open("/disk/money.lua", "r")
+    local money = tonumber(interactWithCard(nfc,"getBalance", nil))
+
+    --card.close()
+
+    money = money + ironCount
+    turtle.drop()
+
+    --card = fs.open("/disk/money.lua", "w")
+    interactWithCard(nfc, "updateBalance", money)
+    --db.write(ironCount..id.."\n")
+    --card.close()
+    print("Your balance is now $"..money)
+    
+    sleep(2)
+elseif answer == "w" or answer == "withdraw" then
+    print("How much would you like to withdraw?")
+    answer = tonumber(io.read())
+
+    --local card = fs.open("/disk/money.lua", "r")
+    local money = tonumber(interactWithCard(nfc, "getBalance", nil))
+
+    --card.close()
+
+    if answer > money then
+        print("That's more than you have! Try again.")
+
+        sleep(2)
+    else
+        money = money - answer
+
+        print("You now have $"..money)
+
+        turtle.suck(answer)
+        interactWithCard(nfc, "updateBalance", money)
+        --db.write(answer..id.."\n")
+        --card = fs.open("/disk/money.lua", "w")
+        --card.write(money)
+        --card.close()
+
+        sleep(2)
+    end
+elseif answer == "b" or answer == "balance" then
+    --local card = fs.open("/disk/money.lua", "r")
+    local money = tonumber(interactWithCard(nfc, "getBalance", nil))
+
+    print("Your balance is $"..money)
+
+    --card.close()
+
+    sleep(2)
+end
+
+--db.close()
+shell.run("reboot")