import { ElementTypeIri, LinkTypeIri } from './model';
import { generate128BitID } from './utils';

// context could be imported directly from NPM package, e.g.
//   import OntodiaContextV1 from 'ontodia/schema/context-v1.json';
export const DIAGRAM_CONTEXT_URL_V1 = 'https://ontodia.org/context/v1.json';

export const PLACEHOLDER_ELEMENT_TYPE = 'http://ontodia.org/NewEntity' as ElementTypeIri;
export const PLACEHOLDER_LINK_TYPE = 'http://ontodia.org/NewLink' as LinkTypeIri;
const ONTODIA_ID_URL_PREFIX = 'http://ontodia.org/data/';

export namespace GenerateID {
    export function forElement() { return `${ONTODIA_ID_URL_PREFIX}e_${generate128BitID()}`; }
    export function forLink() { return `${ONTODIA_ID_URL_PREFIX}l_${generate128BitID()}`; }
}

export namespace TemplateProperties {
    export const PinnedProperties = 'ontodia:pinnedProperties';
    export const CustomLabel = 'ontodia:customLabel';
}