@aurigma/design-atoms/Services/QuerySelector.js

Design Atoms is a part of Customer's Canvas SDK which allows for manipulating individual design elements through your code.

var __values = (this && this.__values) || function(o) {
    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
    if (m) return m.call(o);
    if (o && typeof o.length === "number") return {
        next: function () {
            if (o && i >= o.length) o = void 0;
            return { value: o && o[i++], done: !o };
        }
    };
    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
var SelectorType;
(function (SelectorType) {
    SelectorType[SelectorType["Class"] = 0] = "Class";
    SelectorType[SelectorType["Name"] = 1] = "Name";
    SelectorType[SelectorType["Id"] = 2] = "Id";
})(SelectorType || (SelectorType = {}));
;
var Selector = /** @class */ (function () {
    function Selector(value, type) {
        this._type = type;
        this._value = value;
    }
    Selector.fromString = function (selectorItem) {
        if (selectorItem == null || selectorItem == '')
            return null;
        if (selectorItem.startsWith('#')) {
            if (selectorItem.length > 1)
                return new Selector(selectorItem.substring(1), SelectorType.Id);
            else
                return null;
        }
        if (selectorItem.startsWith('.')) {
            if (selectorItem.length > 1)
                return new Selector(selectorItem.substring(1), SelectorType.Class);
            else
                return null;
        }
        return new Selector(selectorItem, SelectorType.Name);
    };
    Selector.prototype.match = function (item) {
        switch (this._type) {
            case SelectorType.Class:
                var mC = this._matchClass(item.class);
                return mC;
            case SelectorType.Id:
                var mId = this._matchId(item.id);
                return mId;
            case SelectorType.Name:
                var mName = this._matchName(item.name);
                return mName;
            default:
                throw new Error("Unexpected selector type: " + SelectorType[this._type]);
        }
    };
    Selector.prototype._matchClass = function (itemRawClass) {
        if (itemRawClass == null)
            return false;
        var classes = itemRawClass.split(" ");
        if (classes.length == 0)
            return false;
        return classes.includes(this._value);
    };
    Selector.prototype._matchId = function (itemId) {
        return itemId == this._value;
    };
    Selector.prototype._matchName = function (itemName) {
        return itemName.toLowerCase() == this._value.toLowerCase();
    };
    return Selector;
}());
var SelectorsModel = /** @class */ (function () {
    function SelectorsModel(selectors) {
        this._selectors = selectors;
    }
    SelectorsModel.prototype.match = function (item) {
        var e_1, _a;
        if (this._selectors == null)
            return false;
        try {
            for (var _b = __values(this._selectors), _c = _b.next(); !_c.done; _c = _b.next()) {
                var selector = _c.value;
                if (selector.match(item))
                    return true;
            }
        }
        catch (e_1_1) { e_1 = { error: e_1_1 }; }
        finally {
            try {
                if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
            }
            finally { if (e_1) throw e_1.error; }
        }
        return false;
    };
    return SelectorsModel;
}());
var QuerySelector = /** @class */ (function () {
    function QuerySelector() {
    }
    QuerySelector.prototype.process = function (items, selectors) {
        var result = [];
        var selectorsModel = this._parseSelectors(selectors);
        items.forEach(function (item) {
            if (selectorsModel.match(item))
                result.push(item);
        });
        return result;
    };
    QuerySelector.prototype._parseSelectors = function (selectors) {
        var e_2, _a;
        var parsedSelectors = [];
        var splitItems = selectors.split(' ');
        try {
            for (var splitItems_1 = __values(splitItems), splitItems_1_1 = splitItems_1.next(); !splitItems_1_1.done; splitItems_1_1 = splitItems_1.next()) {
                var item = splitItems_1_1.value;
                if (item == null || item == "")
                    continue;
                var selector = Selector.fromString(item);
                if (selector)
                    parsedSelectors.push(selector);
            }
        }
        catch (e_2_1) { e_2 = { error: e_2_1 }; }
        finally {
            try {
                if (splitItems_1_1 && !splitItems_1_1.done && (_a = splitItems_1.return)) _a.call(splitItems_1);
            }
            finally { if (e_2) throw e_2.error; }
        }
        return new SelectorsModel(parsedSelectors);
    };
    return QuerySelector;
}());
export { QuerySelector };
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