Gather Meta Deck Machups

meta-snapshot.js

///////////////////////////////////////////////////////////////////////////////

// get snapshot data -- this might fail, maybe you need to inspect 1st
$bar = $('#deck1').find('.bar-wrap').first();
snapshot = angular.element($bar).scope().snapshot

///////////////////////////////////////////////////////////////////////////////

// inject D3
var script= document.createElement('script');
script.type= 'text/javascript';
script.src= 'https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.6/d3.min.js';;
document.head.appendChild(script);

///////////////////////////////////////////////////////////////////////////////

function getMachupMatrix(snapshot) {

	var d = snapshot.matchupDecks(),
	    m = snapshot.matchups,
	    matchupmatrix = [],
	    i,
	    j;

	for(i = 0; i < d.length; i++) {
		matchupmatrix[i] = [];
		for(j = 0; j < d.length; j++) {
			matchupmatrix[i][j] = getMachupChance(d[i],d[j],m);
		}
	}

	return matchupmatrix;

}

function getMachupChance(forDeck,againstDeck,matchups) {
	return matchups
		.filter(
				m => m.forDeckId === forDeck.deck.id
				&& m.againstDeckId === againstDeck.deck.id
			||
				m.forDeckId === againstDeck.deck.id
				&& m.againstDeckId === forDeck.deck.id
		)
		.map(m => m.forDeckId === forDeck.deck.id ? m.forChance : m.againstChance)[0];
}

function getMatchupDecks(snapshot) {
	return snapshot.matchupDecks();
}

///////////////////////////////////////////////////////////////////////////////

console.log(
	getMatchupDecks(snapshot).map(d => d.name).join('\t') +
	'\n' +
	getMachupMatrix(snapshot).map(a => a.join('\t')).join('\r')
);