(CC) VaultLogger

--Simple Currency Logger
--For In-Game Value
--(c) 2021 by Christopher Yarch
--a.k.a. Dusk the Dragon

--Load Wealth Information
if fs.exists("wealth.dat") then
    f = fs.open("wealth.dat","r")
    d = f.readAll()
    f.close()
    wealth = textutils.unserialise(d)
else
    wealth = {0,0,0,0,0,0,0,0,0,0,0}
end

function drawMenu()
    term.clear()
    term.setCursorPos(1,1)
    print("Dusk's Wealth Logger")
    print(" ")
    print("Current Wealth: $"..wealth[11])
    print(" ")
    print("1: Log Income")
    print("2: Log Expense")
    print("3: Export Wealth Data")
    print(" ")
    write("> ")
end

function saveWealthData()
    wealth[11] = ((100*wealth[1]) + (50*wealth[2]) + (20*wealth[3]) + (10*wealth[4]) + (5*wealth[5]) + (wealth[6]) + (0.25*wealth[7]) + (0.1*wealth[8]) + (0.05*wealth[9]) + (0.01*wealth[10]))
    f = fs.open("wealth.dat","w")
    f.write(textutils.serialise(wealth))
    f.close()
end

while true do
    drawMenu()
    choice = read()
    if choice == "1" then
        term.clear()
        term.setCursorPos(1,1)
        write("$100s: ")
        wealth[1] = wealth[1] + tonumber(read())
        term.setCursorPos(1,2)
        write("$50s: ")
        wealth[2] = wealth[2] + tonumber(read())
        term.setCursorPos(1,3)
        write("$20: ")
        wealth[3] = wealth[3] + tonumber(read())
        term.setCursorPos(1,4)
        write("$10s: ")
        wealth[4] = wealth[4] + tonumber(read())
        term.setCursorPos(1,5)
        write("$5s: ")
        wealth[5] = wealth[5] + tonumber(read())
        term.setCursorPos(1,6)
        write("$1s: ")
        wealth[6] = wealth[6] + tonumber(read())
        term.setCursorPos(1,7)
        write("$0.25s: ")
        wealth[7] = wealth[7] + tonumber(read())
        term.setCursorPos(1,8)
        write("$0.10s: ")
        wealth[8] = wealth[8] + tonumber(read())
        term.setCursorPos(1,9)
        write("$0.05s: ")
        wealth[9] = wealth[9] + tonumber(read())
        term.setCursorPos(1,10)
        write("$0.01s: ")
        wealth[10] = wealth[10] + tonumber(read())
        saveWealthData()
    elseif choice == "2" then
        term.clear()
        term.setCursorPos(1,1)
        write("$100s: ")
        wealth[1] = wealth[1] - tonumber(read())
        term.setCursorPos(1,2)
        write("$50s: ")
        wealth[2] = wealth[2] - tonumber(read())
        term.setCursorPos(1,3)
        write("$20: ")
        wealth[3] = wealth[3] - tonumber(read())
        term.setCursorPos(1,4)
        write("$10s: ")
        wealth[4] = wealth[4] - tonumber(read())
        term.setCursorPos(1,5)
        write("$5s: ")
        wealth[5] = wealth[5] - tonumber(read())
        term.setCursorPos(1,6)
        write("$1s: ")
        wealth[6] = wealth[6] - tonumber(read())
        term.setCursorPos(1,7)
        write("$0.25s: ")
        wealth[7] = wealth[7] - tonumber(read())
        term.setCursorPos(1,8)
        write("$0.10s: ")
        wealth[8] = wealth[8] - tonumber(read())
        term.setCursorPos(1,9)
        write("$0.05s: ")
        wealth[9] = wealth[9] - tonumber(read())
        term.setCursorPos(1,10)
        write("$0.01s: ")
        wealth[10] = wealth[10] - tonumber(read())
        saveWealthData()
    end
end