83 lines
2.2 KiB
Plaintext
83 lines
2.2 KiB
Plaintext
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/**
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* @flow
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*/
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import fs from 'fs';
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import path from 'path';
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import Api from '../Api';
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import ErrorCode from '../ErrorCode';
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import * as ProjectUtils from './ProjectUtils';
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import Schemer from '@expo/schemer';
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let _xdlSchemaJson = {};
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export async function validatorFromProjectRoot(projectRoot: string): Schemer {
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const { exp } = await ProjectUtils.readConfigJsonAsync(projectRoot);
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if (!exp) throw new Error(`Couldn't read local manifest`);
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const schema = await getSchemaAsync(exp.sdkVersion);
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const validator = new Schemer(schema);
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return validator;
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}
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export async function getSchemaAsync(sdkVersion: string) {
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let json = await _getSchemaJSONAsync(sdkVersion);
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return json.schema;
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}
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// Array of schema nodes that refer to assets along with their field
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// path (eg. 'notification.icon')
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export async function getAssetSchemasAsync(sdkVersion: string) {
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const schema = await getSchemaAsync(sdkVersion);
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const assetSchemas = [];
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const visit = (node, fieldPath) => {
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if (node.meta && node.meta.asset) {
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assetSchemas.push({ schema: node, fieldPath });
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}
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const properties = node.properties;
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if (properties) {
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Object.keys(properties).forEach(property =>
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visit(properties[property], `${fieldPath}${fieldPath.length > 0 ? '.' : ''}${property}`)
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);
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}
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};
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visit(schema, '');
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return assetSchemas;
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}
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async function _getSchemaJSONAsync(sdkVersion) {
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if (process.env.LOCAL_XDL_SCHEMA) {
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if (process.env.EXPONENT_UNIVERSE_DIR) {
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return JSON.parse(
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fs
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.readFileSync(
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path.join(
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process.env.EXPONENT_UNIVERSE_DIR,
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'server',
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'www',
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'xdl-schemas',
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'UNVERSIONED-schema.json'
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)
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)
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.toString()
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);
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} else {
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throw new Error(`LOCAL_XDL_SCHEMA is set but EXPONENT_UNIVERSE_DIR is not.`);
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}
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}
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if (!_xdlSchemaJson[sdkVersion]) {
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try {
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_xdlSchemaJson[sdkVersion] = await Api.xdlSchemaAsync(sdkVersion);
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} catch (e) {
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if (e.code && e.code === ErrorCode.INVALID_JSON) {
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throw new Error(`Couldn't read schema from server`);
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} else {
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throw e;
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}
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}
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}
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return _xdlSchemaJson[sdkVersion];
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}
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