//We decode and extract the information from the hexagon address
public BookStruct decodeHex(string hex)
{
string text; //The original user search string
//We first test the last character if its one,
//Then it's compressed. Else, its not
if (hex[hex.Length - 1] == '1')
{
text = hex.Substring(0, hex.Length - 1); //Trim the ending
text = Compressor.Unzip(Compressor.StringToByteArray(text)); //Convert hex into byte array into decompressed text
}
else
{
text = hex.Substring(0, hex.Length - 1);
text = convertToBase(convertFromBase(text, hexes).ToString(), bases); //Revert back to original state
}
IntX seed = convertFromBase(text, bases); //Seed we used in the encode hex method
RNG.setSeeds(seed, seed % answerToLifeTheUniverseAndEverything);
//Because the seed is the same, and unique per user-input, we can
//expect the same wall, shelf and volume to be outputted as when we
//generated the values
IntX e_wall = RNG.getRRandom(1, 4);
IntX e_shelf = RNG.getRRandom(1, 5);
IntX e_vol = RNG.getRRandom(1, 32);
Random r = new Random((int)RNG.getRand());
//We generated this in the encodehex but here we generate it again
//and due to the seed being the same, we should get the same results
int loc = r.Next(1, 410);
int locOnPage = r.Next(3200);
//Dump all those information into an object
BookStruct ret = new BookStruct(e_wall, e_shelf, e_vol, loc, hex)
{
expectedLoc = locOnPage,
searchText = text,
expectedPage = loc
};
return(ret);
}
//We encode all the infornmation into one nice hexagon address!
public string encodeHex(string text)
{
string addr1 = Compressor.ByteArrayToString(Compressor.Zip(text)); //Convert text into byte stream into hex
string addr2 = convertToBase(convertFromBase(text, bases).ToString(), hexes); //Convert text to IntX into hex
string addr;
//Which one is shorter? We prefer the shorter one!
if (addr1.Length <= addr2.Length)
{
addr = addr1 + '1'; //Set the last charater to be 1 if compressed
Console.WriteLine("Hexagon: " + addr);
}
else
{
addr = addr2 + '0'; //And 0 if not compressed
Console.WriteLine("Hexagon: " + addr);
}
IntX seed = convertFromBase(text, bases); //Convert text into IntX using bases
//We get the wall, shelf and volume
RNG.setSeeds(seed, seed % answerToLifeTheUniverseAndEverything);
IntX wall = RNG.getRRandom(1, 4);
IntX shelf = RNG.getRRandom(1, 5);
IntX vol = RNG.getRRandom(1, 32);
//Then get the page and location on the page that the text will appear on
Random r = new Random((int)RNG.getRand());
int loc = r.Next(1, 410);
int locOnPage = r.Next(3200);
//Display the information
Console.WriteLine("Wall: " + wall);
Console.WriteLine("Shelf: " + shelf);
Console.WriteLine("Volume: " + vol);
Console.WriteLine("Page: " + loc);
Console.WriteLine("Location on Page: " + locOnPage);
//And return the hexagon address
return(addr);
}