ucsc-xena-client/dist/bookmark.js

UCSC Xena Client. Functional genomics visualizations.

'use strict';

var LZ = require('./lz-string');

var _require = require('./compactData'),
    compactState = _require.compactState,
    expandState = _require.expandState;

var migrateState = require('./migrateState');

var _require2 = require('./schemaCheck'),
    schemaCheckThrow = _require2.schemaCheckThrow;

var version = 1;

// XXX This encode version never worked, because it's encoded inside the blob.
// Needs to be outside the blob. We would need to rewrite the db or API to
// fix this. Maybe should be a POST param, instead of part of the json.

// Serialization
var stringify = function stringify(state) {
	return LZ.compressToUTF16(JSON.stringify({ version: version, appState: compactState(state) }));
};
var parse = function parse(bookmark) {
	return schemaCheckThrow(expandState(migrateState(JSON.parse(LZ.decompressFromUTF16(bookmark)).appState)));
};

module.exports = {
	version: version,
	hasBookmark: function hasBookmark() {
		return location.search.match(/^\?bookmark=/);
	},
	getBookmark: function getBookmark() {
		return location.search.replace(/^\?bookmark=([0-9a-z]+)/, '$1');
	},
	resetBookmarkLocation: function resetBookmarkLocation() {
		return history.replaceState({}, 'UCSC Xena', location.pathname + location.search.replace(/\?bookmark=([0-9a-z]+)/, ''));
	},
	createBookmark: stringify,
	// Need to add version check & merge of state + bookmark.
	parseBookmark: parse
};