@cornerstonejs/core/dist/esm/utilities/genericMetadataProvider.js

Cornerstone3D Core

import { addProvider } from '../metaData.js';
import { deepClone } from './deepClone.js';
let state = {};
const metadataProvider = {
    add: (imageId, payload) => {
        metadataProvider.addRaw(imageId, {
            ...payload,
            metadata: deepClone(payload.metadata),
        });
    },
    addRaw: (imageId, payload) => {
        const type = payload.type;
        if (!state[imageId]) {
            state[imageId] = {};
        }
        state[imageId][type] = payload.metadata;
    },
    get: (type, imageId) => {
        return state[imageId]?.[type];
    },
    clear: () => {
        state = {};
    },
};
addProvider(metadataProvider.get);
export default metadataProvider;