v2: prepare to move

v2/lib/commands/build.js

@@ -0,0 +1,77 @@
+const webpack = require('webpack');
+const path = require('path');
+const chalk = require('chalk');
+const fs = require('fs-extra');
+const globby = require('globby');
+const load = require('../load');
+const createServerConfig = require('../webpack/server');
+const createClientConfig = require('../webpack/client');
+const {applyConfigureWebpack} = require('../webpack/utils');
+
+function compile(config) {
+  return new Promise((resolve, reject) => {
+    webpack(config, (err, stats) => {
+      if (err) {
+        reject(err);
+      }
+      if (stats.hasErrors()) {
+        stats.toJson().errors.forEach(e => {
+          console.error(e);
+        });
+        reject(new Error(`Failed to compile with errors.`));
+      }
+      if (stats.hasWarnings()) {
+        stats.toJson().warnings.forEach(warning => {
+          console.warn(warning);
+        });
+      }
+      resolve(stats.toJson({modules: false}));
+    });
+  });
+}
+
+module.exports = async function build(siteDir, cliOptions = {}) {
+  process.env.NODE_ENV = 'production';
+  console.log('Build command invoked ...');
+  console.log(cliOptions);
+
+  const props = await load(siteDir);
+
+  let serverConfig = createServerConfig(props).toConfig();
+  let clientConfig = createClientConfig(props).toConfig();
+
+  // apply user webpack config
+  const {
+    siteConfig: {configureWebpack}
+  } = props;
+  clientConfig = applyConfigureWebpack(configureWebpack, clientConfig, false);
+  serverConfig = applyConfigureWebpack(configureWebpack, serverConfig, true);
+
+  // Build the client bundles first.
+  // We cannot run them in parallel because the server need to pickup the correct client bundle name
+  await compile(clientConfig);
+
+  // Build the server bundles (render the static HTML and pick client bundle)
+  await compile(serverConfig);
+
+  // copy static files
+  const {outDir} = props;
+  const staticDir = path.resolve(siteDir, 'static');
+  const staticFiles = await globby(['**'], {
+    cwd: staticDir
+  });
+  await Promise.all(
+    staticFiles.map(async source => {
+      const fromPath = path.resolve(staticDir, source);
+      const toPath = path.resolve(outDir, source);
+      return fs.copy(fromPath, toPath);
+    })
+  );
+
+  const relativeDir = path.relative(process.cwd(), outDir);
+  console.log(
+    `\n${chalk.green('Success!')} Generated static files in ${chalk.cyan(
+      relativeDir
+    )}.\n`
+  );
+};