fastify-openapi-connector/dist/parseParams.js

Fastify plugin that will set-up routes with security & json validation based on OpenAPI specification

import { removeXtensions } from './components.js';
const schemaParamPrefixLength = '#/components/parameters/'.length;
/**
 * Helper function to parse parameters from the OpenAPI specification
 * @param data OAS parameters object
 * @param params Existing parameters to extend
 * @returns Parameters parameters object
 */
export const parseParams = (data, schemaParameters, params = {
    query: undefined,
    path: undefined,
    header: undefined,
    cookie: undefined,
}) => {
    for (let item of data) {
        if ('$ref' in item) {
            // resolve $ref
            item = schemaParameters[item.$ref.substring(schemaParamPrefixLength)];
        }
        if (item.in === 'cookie') {
            console.warn('cookie parameters are not supported in fastify, will be ignored...');
            continue;
        }
        const param = params[item.in] ?? {
            type: 'object',
            properties: {},
        };
        const filteredSchema = structuredClone(item.schema);
        removeXtensions(filteredSchema);
        param.properties[item.name] = {
            ...filteredSchema,
            description: item.description,
        };
        if (item.required) {
            if (!param.required) {
                param.required = [item.name];
            }
            else {
                param.required.push(item.name);
            }
        }
        params[item.in] = param;
    }
    return params;
};