addList

function split(s)
    if(s == nil or s == "") then
        return nil
    end
    local t = {}
    for w in string.gmatch(s, "%w+") do
        table.insert(t,w)
    end
    return t
end

function addList(name,mine,flag,drop,vein)
    if(fs.exists("listed")) then
        xlist = fs.open("listed","r")
        local x = split(xlist.readLine())

        while(x[1] ~= nil) do
            if(name == x[1]) then
                return false
            end
            s = xlist.readLine()
            if(s ~= nil) then
                x = split(s)
            else
                break
            end
        end

        xlist.close()
        xlist = fs.open("listed","a")
    else
        xlist = fs.open("listed","w")
    end
    xlist.writeLine(name..","..mine..","..flag..","..drop..","..vein)
    xlist.close()
    return true
end

print("Enter name: ")
name = read()
print("Enter mine: ")
mine = read()
print("Enter flag: ")
flag = read()
print("Enter drop: ")
drop = read()
print("Enter vein: ")
vein = read()

print(addList(name,mine,flag,drop,vein))