feat: adapt core plugins to gatsby hooks

core/docz-core/src/bundler/index.ts

@@ -1,12 +1,9 @@
-import EventEmitter from 'events'
-
 import { Bundler } from '../lib/Bundler'
 import { Config as Args } from '../config/argv'
 
 import { server } from './server'
 import { build } from './build'
 
-export const emitter = new EventEmitter()
 export const bundler = (args: Args) => {
   return new Bundler({ args, build, server: server(args) })
 }

core/docz-core/src/index.ts

@@ -14,6 +14,3 @@ export { Plugin, createPlugin } from './lib/Plugin'
 export { DataServer } from './lib/DataServer'
 export { Entries } from './lib/Entries'
 export { Entry } from './lib/Entry'
-
-/** bundler exports */
-export { emitter } from './bundler'

core/docz-core/src/lib/Plugin.ts

@@ -1,17 +1,57 @@
 import { get, isFunction } from 'lodash/fp'
 
-import { Config } from '../config/argv'
 import { pReduce } from '../utils/p-reduce'
+import { Config } from '../config/argv'
 
 export type SetConfig = (config: Config) => Config | Promise<Config>
+export type onCreateBabelConfig = (params: any, dev: boolean) => void
+
+export type onCreateWebpack<C = any> = (
+  config: C,
+  dev: boolean,
+  args: Config
+) => C
+
 export type ModifyFiles = (files: string[], args: Config) => string[]
+export type onCreateDevServer = <A>(app: A) => void
+export type OnPreBuild = (args: Config) => void
+export type OnPostBuild = (args: Config) => void
+export type OnPreRender = () => void
+export type OnPostRender = () => void
 
 export interface PluginFactory {
   setConfig?: SetConfig
+  onCreateBabelConfig?: onCreateBabelConfig
+  onCreateWebpack?: onCreateWebpack
   modifyFiles?: ModifyFiles
+  onCreateDevServer?: onCreateDevServer
+  onPreBuild?: OnPreBuild
+  onPostBuild?: OnPostBuild
 }
 
 export class Plugin<C = any> implements PluginFactory {
+  public static runPluginsMethod(
+    plugins: Plugin[] | undefined
+  ): (method: keyof Plugin, ...args: any[]) => void {
+    return (method, ...args) => {
+      if (plugins && plugins.length > 0) {
+        for (const plugin of plugins) {
+          const fn = get<Plugin, any>(method, plugin)
+          isFunction(fn) && fn(...args)
+        }
+      }
+    }
+  }
+
+  public static propsOfPlugins(
+    plugins: Plugin[]
+  ): (prop: keyof Plugin) => any[] {
+    return prop =>
+      plugins && plugins.length > 0
+        ? plugins.map(p => get(prop, p)).filter(Boolean)
+        : []
+  }
+
   public static reduceFromPlugins<C>(
     plugins: Plugin[] | undefined
   ): (method: keyof Plugin, initial: C, ...args: any[]) => C {
@@ -39,11 +79,21 @@ export class Plugin<C = any> implements PluginFactory {
   }
 
   public readonly setConfig?: SetConfig
+  public readonly onCreateWebpack?: onCreateWebpack<C>
+  public readonly onCreateBabelConfig?: onCreateBabelConfig
   public readonly modifyFiles?: ModifyFiles
+  public readonly onCreateDevServer?: onCreateDevServer
+  public readonly onPreBuild?: OnPreBuild
+  public readonly onPostBuild?: OnPostBuild
 
   constructor(p: PluginFactory) {
     this.setConfig = p.setConfig
+    this.onCreateWebpack = p.onCreateWebpack
+    this.onCreateBabelConfig = p.onCreateBabelConfig
     this.modifyFiles = p.modifyFiles
+    this.onCreateDevServer = p.onCreateDevServer
+    this.onPreBuild = p.onPreBuild
+    this.onPostBuild = p.onPostBuild
   }
 }
 

core/docz-core/templates/gatsby-config.tpl.js

@@ -1,6 +1,13 @@
 const { merge } = require('lodash/fp')
 
-module.exports = merge(<%- config.gatsbyConfig -%>, {
+let custom
+try {
+  custom = require('./gatsby-config.custom')
+} catch(err) {
+  custom = {}
+}
+
+const config = {
   siteMetadata: {
     title: "<%- config.title %>",
     description: "<%- config.description %>"
@@ -36,4 +43,6 @@ module.exports = merge(<%- config.gatsbyConfig -%>, {
       }
     }<%}%>
   ],
-})
+}
+
+module.exports = merge(config, custom)

core/gatsby-theme-docz/gatsby-node.js

@@ -1,3 +1,7 @@
 exports.createPages = require('./lib/createPages')
 exports.onCreateBabelConfig = require('./lib/onCreateBabelConfig')
+exports.onCreateDevServer = require('./lib/onCreateDevServer')
+exports.onCreateWebpackConfig = require('./lib/onCreateWebpackConfig')
+exports.onPreBuild = require('./lib/sourceNodes')
+exports.onPostBuild = require('./lib/sourceNodes')
 exports.sourceNodes = require('./lib/sourceNodes')

core/gatsby-theme-docz/lib/onCreateBabelConfig.js

@@ -1,11 +1,16 @@
-const { getBaseConfig } = require('docz-core')
+const { Plugin, parseConfig } = require('docz-core')
+
+module.exports = async (params, opts = {}) => {
+  const config = await parseConfig(opts)
+  const run = Plugin.runPluginsMethod(config.plugins)
 
-module.exports = ({ actions }, opts = {}) => {
-  const config = getBaseConfig(opts)
   const { paths } = config
+  const { actions, stage } = params
 
   actions.setBabelPlugin({
     name: 'babel-plugin-export-metadata',
     options: { root: paths.getRootDir(config) },
   })
+
+  run('onCreateBabelConfig', params, stage === 'develop')
 }

core/gatsby-theme-docz/lib/onCreateDevServer.js

@@ -0,0 +1,9 @@
+const { Plugin, parseConfig } = require('docz-core')
+
+module.exports = async (params, opts = {}) => {
+  const config = await parseConfig(opts)
+  const run = Plugin.runPluginsMethod(config.plugins)
+  const { stage } = params
+
+  run('onCreateDevServer', params, stage === 'develop')
+}

core/gatsby-theme-docz/lib/onCreateWebpackConfig.js

@@ -0,0 +1,24 @@
+const fs = require('fs-extra')
+const path = require('path')
+const { Plugin, parseConfig } = require('docz-core')
+
+const nodeModules = path.resolve(__dirname, 'node_modules')
+const parentNodeModules = path.resolve(__dirname, '../../../node_modules')
+
+module.exports = async (params, opts) => {
+  const { stage, actions, getConfig } = params
+  const hasParentNodeModules = fs.pathExistsSync(parentNodeModules)
+  const args = await parseConfig(opts)
+  const run = Plugin.runPluginsMethod(args.plugins)
+  const config = getConfig()
+
+  if (hasParentNodeModules && stage === 'develop') {
+    actions.setWebpackConfig({
+      resolve: {
+        modules: [nodeModules, parentNodeModules],
+      },
+    })
+  }
+
+  run('onCreateWebpack', config, stage === 'develop', args)
+}

core/gatsby-theme-docz/lib/onPostBuild.js

@@ -0,0 +1,6 @@
+const { Plugin, parseConfig } = require('docz-core')
+
+module.exports = async (params, opts = {}) => {
+  const config = await parseConfig(opts)
+  Plugin.runPluginsMethod(config.plugins)('onPreBuild')
+}

core/gatsby-theme-docz/lib/onPreBuild.js

@@ -0,0 +1,6 @@
+const { Plugin, parseConfig } = require('docz-core')
+
+module.exports = async (params, opts = {}) => {
+  const config = await parseConfig(opts)
+  Plugin.runPluginsMethod(config.plugins)('onPreBuild')
+}