import io:*
import serialize:*
import string:*
import util:*
import vector:*
import vector_literals:*
import map:*

fun main():int {
    var intA = 7
    write_file_binary(string("bintest.bin"), serialize(intA))
    var intAout = unserialize<int>(read_file_binary(string("bintest.bin")))
    print(intA)
    print(" = ")
    println(intAout)

    // ok, lets do more than one

    var intB = 9
    var intC = 11
    write_file_binary(string("bintest.bin"), serialize(intB) + serialize(intC))
    var bin = read_file_binary(string("bintest.bin"))
    // remember, these are pairs
    var intBout: int
    var intCout: int
    var pos = 0
    unpack(intBout, pos) = unserialize<int>(bin, pos)
    unpack(intCout, pos) = unserialize<int>(bin, pos)
    print(intB)
    print(" , ")
    print(intC)
    print(" = ")
    print(intBout)
    print(" , ")
    println(intCout)


    // ok, lets do a vector
    write_file_binary(string("bintest.bin"), serialize(vector(1,2,3,4,5)))
    bin = read_file_binary(string("bintest.bin"))
    var back = vector<int>()
    pos = 0
    unpack(back, pos) = unserialize<vector<int>>(bin, 0)
    back.for_each(fun(i: int) { print(i); print(" "); })
    println()

    // ok, lets do a string
    write_file_binary(string("bintest.bin"), serialize(string("hello serialize")))
    bin = read_file_binary(string("bintest.bin"))
    var backStr = string()
    pos = 0
    unpack(backStr, pos) = unserialize<string>(bin, 0)
    println(backStr)

    // ok, lets do a map
    var m = map(3, 2.7)
    m.set(50, 3.14159)
    write_file_binary(string("bintest.bin"), serialize(m))
    bin = read_file_binary(string("bintest.bin"))
    var backM = map<int,double>()
    pos = 0
    unpack(backM, pos) = unserialize<map<int,double>>(bin, 0)
    backM.for_each(fun(key: int, value: double) {
        print(key)
        print(" = ")
        println(value)
    })

    return 0
}