@logicflow/vue-node-registry/es/registry.js

LogicFlow Vue Component Node Registry

import { VueNodeView } from './view';
import { VueNodeModel } from './model';
// Per-instance map: entries are eligible for garbage collection once the associated GraphModel instance is no longer referenced
var vueNodesMaps = new WeakMap();
/**
 * @deprecated Use {@link getVueNodeConfig} instead for multi-instance support.
 * This global map is still populated for backward compatibility but does NOT
 * isolate registrations across different LogicFlow instances.
 */
export var vueNodesMap = Object.create(null);
/**
 * Retrieve the Vue node configuration scoped to a specific LogicFlow instance.
 */
export function getVueNodeConfig(type, graphModel) {
    var _a;
    if (typeof graphModel !== 'object' || graphModel === null) {
        return undefined;
    }
    return (_a = vueNodesMaps.get(graphModel)) === null || _a === void 0 ? void 0 : _a.get(type);
}
export function register(config, lf) {
    var type = config.type, component = config.component, effect = config.effect, CustomNodeView = config.view, CustomNodeModel = config.model;
    if (!type) {
        throw new Error('You should specify type in config');
    }
    var entry = { component: component, effect: effect };
    // Scope to this LogicFlow instance
    var map = vueNodesMaps.get(lf.graphModel);
    if (!map) {
        map = new Map();
        vueNodesMaps.set(lf.graphModel, map);
    }
    map.set(type, entry);
    // Also populate global map for backward compatibility
    vueNodesMap[type] = entry;
    lf.register({
        type: type,
        view: CustomNodeView || VueNodeView,
        model: CustomNodeModel || VueNodeModel,
    });
}
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