Constellations/js/Share.js

import * as Decoder from Share.Decoder;
import * as Encoder from Share.Encoder;
import {generate, iter, square} from Grid.Util;
import GUI;
import Grid;

var share = document.getElementById('share')

return {
	get: get,
	naiveDecode: naiveDecode,
	link: link
}

function get() {
	return share;
}

function naiveEncode(grid) {
	var encoder = Encoder.make();
	iter(grid, function(row, column) {
		encoder.int(3)(grid[row][column]);
	});
	return encoder.output();
}

function naiveDecode(size, input) {
	if(input != undefined) {
		var decoder = Decoder.make(input);
		return generate(size, size, function() {return decoder.int(3);});
	}
}

function link(grid) {
	share.href = '?game=' + naiveEncode(Grid.get().colors);
	GUI.activate(true, share);
}