@geogirafe/lib-geoportal/tools/share/sharemanager.js

GeoGirafe is a flexible application to build online geoportals.

import GirafeSingleton from '../../base/GirafeSingleton';
import LayerManager from '../layers/layermanager';
import StateManager from '../state/statemanager';
import StateDeserializer from './statedeserializer';
import StateSerializer from './stateserializer';
class ShareManager extends GirafeSingleton {
    constructor(type) {
        super(type);
        Object.defineProperty(this, "stateManager", {
            enumerable: true,
            configurable: true,
            writable: true,
            value: void 0
        });
        Object.defineProperty(this, "layerManager", {
            enumerable: true,
            configurable: true,
            writable: true,
            value: void 0
        });
        Object.defineProperty(this, "serializer", {
            enumerable: true,
            configurable: true,
            writable: true,
            value: void 0
        });
        Object.defineProperty(this, "deserializer", {
            enumerable: true,
            configurable: true,
            writable: true,
            value: void 0
        });
        this.stateManager = StateManager.getInstance();
        this.layerManager = LayerManager.getInstance();
        this.serializer = new StateSerializer();
        this.deserializer = new StateDeserializer();
    }
    getStateToShare() {
        const encodedState = this.serializer.getSerializedState(this.stateManager.state);
        return encodedState;
    }
    hasSharedState() {
        const encodedState = this.getStateFromUrl();
        return encodedState !== null;
    }
    getStateFromUrl() {
        let encodedState = window.location.hash;
        if (encodedState && encodedState.length > 0) {
            if (encodedState.startsWith('#')) {
                encodedState = encodedState.substring(1);
            }
            if (encodedState.length > 0) {
                return encodedState;
            }
        }
        return null;
    }
    setStateFromUrl() {
        // NOTE: This method should only be called when themes.json has been loaded
        // (i.e. from the ThemesManager), because it needs the themes.
        const encodedState = this.getStateFromUrl();
        if (encodedState) {
            this.deserializer.deserializeAndSetState(encodedState);
        }
        this.stateManager.state.sharedStateIsLoaded = true;
    }
}
export default ShareManager;