expose netlify-lambda configuration option/parameter

index.js

@@ -6,20 +6,20 @@ module.exports = (api, projectOptions) => {
   const {build, serve} = api.service.commands;
   const buildFn = build.fn;
   const serveFn = serve.fn;
+  const webpackConfig = projectOptions.pluginOptions && projectOptions.pluginOptions.netlify && projectOptions.pluginOptions.netlify.webpackConfig;
 
-  build.fn = (...args) => {
-    return buildFn(...args).then((res) => {
-      return lambdaBuild
-        .run("src/lambda")
-        .then(function(stats) {
-          console.log(stats.toString({ color: true }))
-          return res
-        })
-        .catch(function(err) {
-          console.error(err)
-          process.exit(1)
-        })
-    })
+  build.fn = async (...args) => {
+    try {
+      const [res, stats] = await Promise.all([
+        buildFn(...args),
+        lambdaBuild.run('src/lambda', webpackConfig),
+      ]);
+      console.log(stats.toString({ color: true }));
+      return res;
+    } catch (err) {
+      console.error(err);
+      process.exit(1);
+    }
   }
 
   serve.fn = (...args) => {
@@ -34,7 +34,7 @@ module.exports = (api, projectOptions) => {
       }
     }
 
-    const forked = fork(path.join(__dirname, 'serve.js'))
+    fork(require.resolve('netlify-lambda'), ['serve', 'src/lambda', ...(webpackConfig ? ['-c', webpackConfig] : [])]);
     return serveFn(...args)
   }
 }

package.json

@@ -8,6 +8,7 @@
   },
   "author": "Netlify",
   "license": "MIT",
+  "repository": "netlify/vue-cli-plugin-netlify-lambda",
   "dependencies": {
     "netlify-lambda": "1.0.0-babel-7-beta"
   }

ui.js

@@ -0,0 +1,40 @@
+const fs = require('fs');
+const path = require('path');
+
+function getConfigData(data) {
+  return (data.vue && data.vue.pluginOptions && data.vue.pluginOptions.netlify) || {};
+}
+
+module.exports = api => api.describeConfig({
+  id: 'com.netlify.netlify-lambda',
+  name: 'Netlify configuration',
+  description: 'Configure Netlify Functions',
+  link: 'https://github.com/netlify/vue-cli-plugin-netlify-lambda',
+  files: {
+    vue: {
+      js: ['vue.config.js'],
+    },
+  },
+  onRead({ data, cwd }) {
+    return {
+      prompts: [
+        {
+          name: 'webpackConfig',
+          type: 'input',
+          default: null,
+          value: getConfigData(data).webpackConfig,
+          validate: input => fs.existsSync(path.join(cwd, input)),
+          message: 'Webpack config module',
+          description: 'Additional webpack configuration',
+        },
+      ],
+    };
+  },
+  async onWrite({ api: writeApi, prompts }) {
+    const result = {};
+    for (const prompt of prompts) {
+      result[`pluginOptions.netlify.${prompt.id}`] = await writeApi.getAnswer(prompt.id);
+    }
+    writeApi.setData('vue', result);
+  },
+});