opendash/dist/services/SourceService.js

open.DASH data visualization framework

var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import { BaseService, SourceAdapterContext, } from "..";
var SourceService = /** @class */ (function (_super) {
    __extends(SourceService, _super);
    function SourceService(app, adapter) {
        var _this = _super.call(this) || this;
        _this.app = app;
        _this.adapter = adapter;
        _this.context = new SourceAdapterContext(_this, _this.app);
        _this.initAdapter(adapter, _this.context, app.services);
        return _this;
    }
    SourceService.prototype.getCurrent = function () {
        return this.app.state.select(function (state) { return state.sources.current; });
    };
    SourceService.prototype.getChildren = function (source) {
        return this.app.state.select(function (state) {
            return state.sources.all.filter(function (s) { return s.parent === source.id; });
        });
    };
    SourceService.prototype.getDescendents = function (rootSource) {
        var descendentsIds = this._getDescendentsIds(rootSource);
        return this.getAll().filter(function (source) { return descendentsIds.includes(source.id); });
    };
    SourceService.prototype._getDescendentsIds = function (rootSource) {
        var all = this.getAll()
            .filter(function (source) { return source.parent && source.id !== rootSource.id; })
            .map(function (source) { return [source.id, source.parent]; });
        var descendents = [];
        var added = [rootSource.id];
        var lastAdded = [];
        while (true) {
            lastAdded = added;
            added = [];
            for (var _i = 0, lastAdded_1 = lastAdded; _i < lastAdded_1.length; _i++) {
                var addedSourceId = lastAdded_1[_i];
                for (var _a = 0, all_1 = all; _a < all_1.length; _a++) {
                    var _b = all_1[_a], id = _b[0], parent_1 = _b[1];
                    if (parent_1 === addedSourceId) {
                        added.push(id);
                    }
                }
            }
            if (added.length > 0) {
                descendents.push.apply(descendents, added);
                all = all.filter(function (_a) {
                    var id = _a[0];
                    return !added.includes(id);
                });
            }
            else {
                break;
            }
        }
        return descendents;
    };
    SourceService.prototype.getAll = function () {
        return this.app.state.select(function (state) { return state.sources.all; });
    };
    SourceService.prototype.setCurrent = function (id) {
        this.app.state.update(function (draft) {
            draft.sources.current = draft.sources.all.find(function (source) { return source.id === id; });
        });
        this.notifySubscribers();
    };
    return SourceService;
}(BaseService));
export { SourceService };
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