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gatsby-node.js
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gatsby-node.js
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const JsonSchemaRefParser = require("json-schema-ref-parser");
const path = require("path");
const _ = require("lodash");
const fs = require("fs");
const axios = require("axios");
const specs = require("./static/api/docs/v4/spec.json");
const crypto = require("crypto");
const parser = new JsonSchemaRefParser();
const { recursiveQuery } = require("./generateQuery.js");
exports.sourceNodes = async ({ actions }) => {
const { createNode, createTypes } = actions;
// This parser allows compiling the JSON object into a valid
// OpenAPI object (parsing $refs etc)
const res = await parser.dereference(specs);
// CREATING NODES FROM API SPECS
// Type definitions for GraphQL
// We force define these types to avoid build errors
const typeDefs = `
type MarkdownRemark implements Node {
frontmatter: Frontmatter!
}
type Frontmatter {
date: Date! @dateformat
author: String!
}
`;
createTypes(typeDefs);
const allSpecs =
// create endpoints map
Object.keys(res.paths).map(async (path, i) => {
// Create your node object
const pathNode = {
// Required fields
id: `${i}`,
parent: `__SOURCE__`,
internal: {
type: `Paths` // name of the graphQL query --> allPaths {}
},
children: [],
// Other fields that you want to query with graphQl
name: path,
get: res.paths[path].get,
post: res.paths[path].post,
put: res.paths[path].put,
delete: res.paths[path].delete,
responses: res.paths[path].responses,
requestBody: res.paths[path].requestBody,
parameters: res.paths[path].parameters,
tagGroup:
(res.paths[path]["get"] && res.paths[path]["get"].tags) ||
(res.paths[path]["put"] && res.paths[path]["put"].tags) ||
(res.paths[path]["post"] && res.paths[path]["post"].tags) ||
(res.paths[path]["delete"] && res.paths[path]["delete"].tags)
};
// Get content digest of node. (Required field)
const contentDigest = crypto
.createHash(`md5`)
.update(JSON.stringify(pathNode))
.digest(`hex`);
// add it to userNode
pathNode.internal.contentDigest = contentDigest;
// Create node with the gatsby createNode() API
createNode(pathNode);
});
return Promise.all(allSpecs);
};
// GENERATE CHANGELOG ENTRIES
exports.createPages = async ({ actions, graphql }) => {
const { createPage } = actions;
const changelogTemplate = path.resolve(
"src/components/5_templates/changelogs.js"
);
const apiTemplate = path.resolve("src/components/5_templates/api.js");
const changelogs = await graphql(`
{
allMarkdownRemark(
sort: { order: DESC, fields: [frontmatter___date] }
limit: 2000
) {
edges {
node {
frontmatter {
changelog
}
}
}
}
}
`).then(result => {
if (result.errors) {
return Promise.reject(result.errors);
}
const posts = result.data.allMarkdownRemark.edges;
let tags = [];
_.each(posts, edge => {
if (_.get(edge, "node.frontmatter.changelog")) {
tags = tags.concat(edge.node.frontmatter.changelog);
}
});
// Eliminate duplicate tags
tags = _.uniq(tags);
// Make changelog pages
tags.forEach(changelog => {
createPage({
path: `/changelog/${_.kebabCase(changelog)}/`,
component: changelogTemplate,
context: {
changelog
}
});
});
});
const specsPages = await graphql(`
{
allPaths {
edges {
node {
id
name
}
}
}
}
`).then(result => {
if (result.errors) {
return Promise.reject(result.errors);
}
const res = result.data.allPaths.edges;
let paths = [];
_.each(res, edge => {
if (_.get(edge, "node.name")) {
paths = paths.concat(edge.node.name);
}
});
paths = _.uniq(paths);
paths.forEach(name => {
createPage({
path: `api/v4/${_.kebabCase(name)}`,
component: apiTemplate,
context: {
name
}
});
});
});
// CREATE FRAGMENTS
const fragmentQueries = [
{
path: "PathsGetResponses_200ContentApplication_jsonSchemaProperties",
name: "getProperties"
},
{
path: "PathsPostRequestBodyContentApplication_jsonSchemaProperties",
name: "postRequestBody"
},
{
path: "PathsPostRequestBodyContentApplication_jsonSchemaAllOfProperties",
name: "allOfPostRequestBody"
},
{
path: "PathsPostResponses_200ContentApplication_jsonSchemaProperties",
name: "postProperties"
},
{
path: "PathsPutRequestBodyContentApplication_jsonSchemaProperties",
name: "putRequestBody"
},
{
path: "PathsPutRequestBodyContentApplication_jsonSchemaAllOfProperties",
name: "allOfputRequestBody"
},
{
path: "PathsPutResponses_200ContentApplication_jsonSchemaProperties",
name: "putProperties"
}
];
const fragments = [];
// GraphQL introspection query
// Not sure if there's a better way top generate a recursive pattern here,
// but this code makes sure we good deep enough into the data
await fragmentQueries.map(q => {
let partialFragments = graphql(`
{
__type(
name: "${q.path}"
) {
name
fields {
name
type {
ofType {
name
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
fields {
name
type {
ofType {
name
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
fields {
name
type {
ofType {
name
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
fields {
name
type {
ofType {
name
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
fields {
name
type {
ofType {
name
fields {
name
type {
ofType {
name
fields {
name
type {
fields {
name
type {
ofType {
name
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
}
}
}
}
}
}
}
}
}
}
}
}
}
}
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
type {
fields {
name
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
`).then(result => {
if (result.errors) {
return Promise.reject(result.errors);
}
const fileName = `./src/components/0_fragments/api/${q.name}.jsx`;
const props = result.data.__type.fields;
const file = fs.createWriteStream(fileName);
const query = recursiveQuery(props)
.toString()
.replace(/\,/g, "");
// Write REACT files for each fragment
return (
fragments.push(partialFragments),
file.write(`
import { graphql } from "gatsby"
export const query = graphql\`
fragment ${q.name} on ${q.path} {
${query}
}
\`
`)
);
});
});
return Promise.all([changelogs, specsPages, fragments]);
};