From 7ecd4c9bef07e3ccf1fe2af461da91b8f58b055f Mon Sep 17 00:00:00 2001
From: endiliey <endiliey@gmail.com>
Date: Mon, 30 Jul 2018 01:35:35 +0800
Subject: [PATCH] feat: prototype blog post generation in dev server

---
 blog/foo/bar.md      |  6 ++++++
 blog/foo/baz.md      |  5 +++++
 lib/core/blogPost.js | 13 +++++++++++++
 lib/core/index.js    | 32 ++++++++++++++++----------------
 lib/dev.js           | 34 +++++++++++++++++++++++++++++++---
 lib/loader/index.js  |  9 +++++++++
 lib/webpack/base.js  | 10 ----------
 package.json         |  4 ++++
 yarn.lock            | 30 ++++++++++++++++++++++++++++--
 9 files changed, 112 insertions(+), 31 deletions(-)
 create mode 100644 blog/foo/bar.md
 create mode 100644 blog/foo/baz.md
 create mode 100644 lib/core/blogPost.js

diff --git a/blog/foo/bar.md b/blog/foo/bar.md
new file mode 100644
index 0000000000..4b28a826e3
--- /dev/null
+++ b/blog/foo/bar.md
@@ -0,0 +1,6 @@
+---
+title: Lorem ipsum
+date: 2018-06-20
+---
+
+Lorem ipsumsdsdsad
diff --git a/blog/foo/baz.md b/blog/foo/baz.md
new file mode 100644
index 0000000000..c4e0cbf40d
--- /dev/null
+++ b/blog/foo/baz.md
@@ -0,0 +1,5 @@
+---
+title: Baz
+date: 2018-05-20
+---
+Life is so good
diff --git a/lib/core/blogPost.js b/lib/core/blogPost.js
new file mode 100644
index 0000000000..d3611ade2f
--- /dev/null
+++ b/lib/core/blogPost.js
@@ -0,0 +1,13 @@
+const React = require('react');
+import blogDatas from '@generated/blogDatas';
+
+// inner blog component for the article itself, without sidebar/header/footer
+class BlogPost extends React.Component {
+  render() {
+    const {match} = this.props;
+    const post = blogDatas.find(blog => blog.path === match.path);
+    return <div className="post">{post && post.content}</div>;
+  }
+}
+
+module.exports = BlogPost;
diff --git a/lib/core/index.js b/lib/core/index.js
index dbe96b255c..2a4a5fc3ed 100644
--- a/lib/core/index.js
+++ b/lib/core/index.js
@@ -1,30 +1,30 @@
 import React from 'react';
 import {render} from 'react-dom';
-import {BrowserRouter, Route, Switch} from 'react-router-dom';
-import Hello from '@theme/hello';
-import Layout from '@theme/layout';
+import {BrowserRouter, Route, Switch, Link} from 'react-router-dom';
+import BlogPost from './blogPost';
+import blogDatas from '@generated/blogDatas';
 
 class App extends React.Component {
   render() {
-    const routes = [
-      {
-        path: '/',
-        component: Hello
-      },
-      {
-        path: '/layout',
-        component: Layout
-      }
-    ];
-
     return (
       <BrowserRouter>
         <div>
           <Switch>
-            {routes.map(({path, component}) => (
-              <Route key={path} exact path={path} component={component} />
+            {blogDatas.map(({path}) => (
+              <Route key={path} exact path={path} component={BlogPost} />
             ))}
           </Switch>
+          <div>
+            {blogDatas.map(({path}) => {
+              return (
+                <div>
+                  <Link key={path} to={path}>
+                    {path}
+                  </Link>
+                </div>
+              );
+            })}
+          </div>
         </div>
       </BrowserRouter>
     );
diff --git a/lib/dev.js b/lib/dev.js
index 7517b23d39..949048b135 100644
--- a/lib/dev.js
+++ b/lib/dev.js
@@ -3,11 +3,22 @@ const fs = require('fs-extra');
 const chalk = require('chalk');
 const webpack = require('webpack');
 const chokidar = require('chokidar');
+const convert = require('koa-connect')
+const range = require('koa-range')
+const history = require('connect-history-api-fallback')
+const portfinder = require('portfinder')
 const serve = require('webpack-serve');
 const webpackNiceLog = require('webpack-nicelog');
+const HtmlWebpackPlugin = require('html-webpack-plugin');
 const load = require('./loader');
 const createDevConfig = require('./webpack/dev');
 
+async function getPort (port) {
+  portfinder.basePort = parseInt(port) || 8080
+  port = await portfinder.getPortPromise()
+  return port
+}
+
 module.exports = async function dev(sourceDir, cliOptions = {}) {
   // load site props from preprocessed files in source directory
   const props = await load(sourceDir);
@@ -18,7 +29,7 @@ module.exports = async function dev(sourceDir, cliOptions = {}) {
       console.error(chalk.red(err.stack));
     });
   };
-  const fsWatcher = chokidar.watch(['**/*.md'], {
+  const fsWatcher = chokidar.watch(['**/*.md', '.blogi/config.js'], {
     cwd: sourceDir,
     ignoreInitial: true
   });
@@ -31,7 +42,7 @@ module.exports = async function dev(sourceDir, cliOptions = {}) {
   // resolve webpack config
   let config = createDevConfig(props);
 
-  const port = cliOptions.port || 8080;
+  const port = await getPort(cliOptions.port);
   const {publicPath} = props;
 
   config.plugin('WebpackNiceLog').use(webpackNiceLog, [
@@ -46,6 +57,15 @@ module.exports = async function dev(sourceDir, cliOptions = {}) {
     }
   ]);
 
+  config.plugin('html-webpack-plugin').use(HtmlWebpackPlugin, [
+    {
+      inject: false,
+      hash: true,
+      template: path.resolve(__dirname, 'core/index.html'),
+      filename: 'index.html'
+    }
+  ]);
+
   // create compiler from generated webpack config
   config = config.toConfig();
   const compiler = webpack(config);
@@ -65,7 +85,15 @@ module.exports = async function dev(sourceDir, cliOptions = {}) {
         logLevel: 'error'
       },
       logLevel: 'error',
-      port
+      port,
+      add: app => {
+        app.use(range) // enable range request https://tools.ietf.org/html/rfc7233
+        app.use(convert(history({
+          rewrites: [
+            { from: /\.html$/, to: '/' }
+          ]
+        })))
+      }
     }
   );
 };
diff --git a/lib/loader/index.js b/lib/loader/index.js
index a808bf23dc..274c06f206 100644
--- a/lib/loader/index.js
+++ b/lib/loader/index.js
@@ -10,6 +10,15 @@ module.exports = async function load(sourceDir) {
   // extract data from all blog files
   const blogDatas = await loadBlog(sourceDir);
 
+  fs.writeFile(
+    path.resolve(__dirname, '../generated/blogDatas.js'),
+    `${'/**\n' +
+    ' * @' +
+    'generated\n' +
+      ' */\n' +
+      'module.exports = '}${JSON.stringify(blogDatas, null, 2)};\n`
+  );
+
   // resolve outDir
   const outDir = siteConfig.dest
     ? path.resolve(siteConfig.dest)
diff --git a/lib/webpack/base.js b/lib/webpack/base.js
index 995f7f22de..9133a9ff7d 100644
--- a/lib/webpack/base.js
+++ b/lib/webpack/base.js
@@ -1,6 +1,5 @@
 const Config = require('webpack-chain');
 const path = require('path');
-const HtmlWebpackPlugin = require('html-webpack-plugin');
 
 module.exports = function createBaseConfig(props) {
   const {outDir, themePath, sourceDir, publicPath} = props;
@@ -43,14 +42,5 @@ module.exports = function createBaseConfig(props) {
       presets: ['env', 'react']
     });
 
-  config.plugin('html-webpack-plugin').use(HtmlWebpackPlugin, [
-    {
-      inject: false,
-      hash: true,
-      template: path.resolve(__dirname, '../core/index.html'),
-      filename: 'index.html'
-    }
-  ]);
-
   return config;
 };
diff --git a/package.json b/package.json
index e7cf981cd8..933d0467ed 100644
--- a/package.json
+++ b/package.json
@@ -46,10 +46,14 @@
     "chalk": "^2.4.1",
     "chokidar": "^2.0.4",
     "commander": "^2.16.0",
+    "connect-history-api-fallback": "^1.5.0",
     "front-matter": "^2.3.0",
     "fs-extra": "^7.0.0",
     "globby": "^8.0.1",
     "html-webpack-plugin": "^3.2.0",
+    "koa-connect": "^2.0.1",
+    "koa-range": "^0.3.0",
+    "portfinder": "^1.0.13",
     "react": "^16.4.1",
     "react-dom": "^16.4.1",
     "react-router-dom": "^4.3.1",
diff --git a/yarn.lock b/yarn.lock
index 3e081ced09..045cd34d26 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -499,7 +499,7 @@ async-limiter@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.0.tgz#78faed8c3d074ab81f22b4e985d79e8738f720f8"
 
-async@^1.4.0:
+async@^1.4.0, async@^1.5.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
@@ -1598,6 +1598,10 @@ configstore@^3.0.0:
     write-file-atomic "^2.0.0"
     xdg-basedir "^3.0.0"
 
+connect-history-api-fallback@^1.5.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/connect-history-api-fallback/-/connect-history-api-fallback-1.5.0.tgz#b06873934bc5e344fef611a196a6faae0aee015a"
+
 console-browserify@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/console-browserify/-/console-browserify-1.1.0.tgz#f0241c45730a9fc6323b206dbf38edc741d0bb10"
@@ -3989,6 +3993,10 @@ koa-compose@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/koa-compose/-/koa-compose-4.1.0.tgz#507306b9371901db41121c812e923d0d67d3e877"
 
+koa-connect@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/koa-connect/-/koa-connect-2.0.1.tgz#2acad159c33862de1d73aa4562a48de13f137c0f"
+
 koa-convert@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/koa-convert/-/koa-convert-1.2.0.tgz#da40875df49de0539098d1700b50820cebcd21d0"
@@ -4000,6 +4008,12 @@ koa-is-json@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/koa-is-json/-/koa-is-json-1.0.0.tgz#273c07edcdcb8df6a2c1ab7d59ee76491451ec14"
 
+koa-range@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/koa-range/-/koa-range-0.3.0.tgz#3588e3496473a839a1bd264d2a42b1d85bd7feac"
+  dependencies:
+    stream-slice "^0.1.2"
+
 koa-webpack@^5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/koa-webpack/-/koa-webpack-5.1.0.tgz#7b9f04ea85c43c4d7ad845d0de01f0ed495eb5c0"
@@ -4435,7 +4449,7 @@ mixin-deep@^1.2.0:
     for-in "^1.0.2"
     is-extendable "^1.0.1"
 
-mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0:
+mkdirp@0.5.x, mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
@@ -5057,6 +5071,14 @@ pn@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/pn/-/pn-1.1.0.tgz#e2f4cef0e219f463c179ab37463e4e1ecdccbafb"
 
+portfinder@^1.0.13:
+  version "1.0.13"
+  resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.13.tgz#bb32ecd87c27104ae6ee44b5a3ccbf0ebb1aede9"
+  dependencies:
+    async "^1.5.2"
+    debug "^2.2.0"
+    mkdirp "0.5.x"
+
 posix-character-classes@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/posix-character-classes/-/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
@@ -5975,6 +5997,10 @@ stream-shift@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/stream-shift/-/stream-shift-1.0.0.tgz#d5c752825e5367e786f78e18e445ea223a155952"
 
+stream-slice@^0.1.2:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/stream-slice/-/stream-slice-0.1.2.tgz#2dc4f4e1b936fb13f3eb39a2def1932798d07a4b"
+
 string-length@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/string-length/-/string-length-2.0.0.tgz#d40dbb686a3ace960c1cffca562bf2c45f8363ed"