50 lines
2.0 KiB
JavaScript
50 lines
2.0 KiB
JavaScript
var __assign = (this && this.__assign) || function () {
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__assign = Object.assign || function(t) {
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for (var s, i = 1, n = arguments.length; i < n; i++) {
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s = arguments[i];
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for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
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t[p] = s[p];
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}
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return t;
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};
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return __assign.apply(this, arguments);
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};
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var __spreadArray = (this && this.__spreadArray) || function (to, from) {
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for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)
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to[j] = from[i];
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return to;
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};
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export var featuredOnly = function (items) { return items.filter(function (item) { return item.featured; }); };
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export var groupByQuadrants = function (items) {
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return items.reduce(function (quadrants, item) {
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var _a;
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return (__assign(__assign({}, quadrants), (_a = {}, _a[item.quadrant] = addItemToQuadrant(quadrants[item.quadrant], item), _a)));
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}, {});
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};
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export var groupByFirstLetter = function (items) {
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var index = items.reduce(function (letterIndex, item) {
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var _a;
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return (__assign(__assign({}, letterIndex), (_a = {}, _a[getFirstLetter(item)] = addItemToList(letterIndex[getFirstLetter(item)], item), _a)));
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}, {});
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return Object.keys(index)
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.sort()
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.map(function (letter) { return ({
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letter: letter,
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items: index[letter],
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}); });
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};
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var addItemToQuadrant = function (quadrant, item) {
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var _a;
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if (quadrant === void 0) { quadrant = {}; }
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return (__assign(__assign({}, quadrant), (_a = {}, _a[item.ring] = addItemToRing(quadrant[item.ring], item), _a)));
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};
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var addItemToList = function (list, item) {
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if (list === void 0) { list = []; }
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return __spreadArray(__spreadArray([], list), [item]);
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};
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var addItemToRing = function (ring, item) {
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if (ring === void 0) { ring = []; }
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return __spreadArray(__spreadArray([], ring), [item]);
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};
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export var getFirstLetter = function (item) { return item.title.substr(0, 1).toUpperCase(); };
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