wip: restructure to monorepo

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

packages/extensions/.gitignore

@@ -1,2 +1,3 @@
 dist/
 __mocks__/
+node_modules/

packages/extensions/package.json

@@ -5,8 +5,8 @@
   "version": "6.0.0",
   "copyright": "© 2022 OpenLens Authors",
   "license": "MIT",
-  "main": "dist/src/extensions/extension-api.js",
-  "types": "dist/src/extensions/extension-api.d.ts",
+  "main": "dist/src/extension-api.js",
+  "types": "dist/src/extension-api.d.ts",
   "files": [
     "dist/**/*.ts",
     "__mocks__/*.ts",
@@ -15,17 +15,19 @@
   "author": {
     "name": "OpenLens Authors"
   },
+  "scripts": {
+    "build": "yarn run webpack --config webpack/extensions.ts",
+    "build-docs": "yarn run typedoc src/extension-api.ts",
+    "clean": "rm -rf dist/"
+  },
   "dependencies": {
-    "@material-ui/core": "^4.12.3",
-    "@types/node": "^16.11.58",
-    "@types/react": "^17.0.45",
-    "@types/react-dom": "^17.0.16",
-    "@types/react-router": "^5.1.18",
-    "@types/react-router-dom": "^5.3.3",
-    "conf": "^7.0.1",
-    "mobx": "^6.5.0",
-    "mobx-react": "^7.3.0",
-    "react-select": "^5.3.2",
-    "typed-emitter": "^1.3.1"
+    "@k8slens/open-lens": "^6.4.0-alpha.0"
+  },
+  "devDependencies": {
+    "typedoc": "0.23.23",
+    "typedoc-plugin-markdown": "^3.13.6",
+    "typescript": "^4.9.4",
+    "webpack": "^5.75.0",
+    "webpack-cli": "^5.0.1"
   }
 }

packages/extensions/src/extension-api.ts

@@ -0,0 +1,18 @@
+/**
+ * Copyright (c) OpenLens Authors. All rights reserved.
+ * Licensed under MIT License. See LICENSE in root directory for more information.
+ */
+
+import { extensionApi as main } from "@k8slens/open-lens/main";
+import { extensionApi as renderer } from "@k8slens/open-lens/renderer";
+import { extensionApi as common } from "@k8slens/open-lens/common";
+
+const Main = { ... main } as typeof main;
+const Renderer = { ...renderer } as typeof renderer;
+const Common = { ... common } as typeof common;
+
+export {
+  Main,
+  Renderer,
+  Common,
+};

packages/extensions/tsconfig.json

@@ -0,0 +1,27 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "paths": {
+      "*": [
+        "node_modules/*",
+        "types/*"
+      ]
+    },
+    "plugins": [
+      {
+        "name": "typescript-plugin-css-modules",
+        "options": {
+          "namedExports": false
+        }
+      }
+    ]
+  },
+  "include": [
+    "src/**/*",
+    "../core/types/*.d.ts",
+  ],
+  "exclude": [
+    "node_modules",
+    "../core/src/"
+  ]
+}

packages/extensions/typedoc.json

@@ -0,0 +1,11 @@
+{
+  "readme": "docs/extensions/typedoc-readme.md.tpl",
+  "name": "@k8slens/extensions",
+  "out": "../../docs/extensions/api",
+  "excludePrivate": true,
+  "includes": [
+    "src/"
+  ],
+  "hideBreadcrumbs": true,
+  "disableSources": true
+}

packages/extensions/webpack/extensions.ts

@@ -0,0 +1,69 @@
+/**
+ * Copyright (c) OpenLens Authors. All rights reserved.
+ * Licensed under MIT License. See LICENSE in root directory for more information.
+ */
+
+
+import path from "path";
+import type webpack from "webpack";
+
+const isDevelopment = process.env.NODE_ENV !== "production";
+
+export default function generateExtensionTypes(): webpack.Configuration {
+  return {
+    // Compile for Electron for renderer process
+    // see <https://webpack.js.org/configuration/target/>
+    target: "electron-renderer",
+    entry: "./src/extension-api.ts",
+    // this is the default mode, so we should make it explicit to silence the warning
+    mode: isDevelopment ? "development" : "production",
+    output: {
+      filename: "extension-api.js",
+      // need to be an absolute path
+      path: path.resolve("./dist/"),
+      // can be use in commonjs environments
+      // e.g. require('@k8slens/extensions')
+      libraryTarget: "commonjs",
+    },
+    cache: isDevelopment,
+    optimization: {
+      minimize: false, // speed up types compilation
+    },
+    ignoreWarnings: [
+      /Critical dependency: the request of a dependency is an expression/, // see who is using request: "npm ls request"
+      /require.extensions is not supported by webpack./, // handlebars
+    ],
+    stats: "errors-warnings",
+    externals: [
+      "@k8slens/open-lens/common",
+      "@k8slens/open-lens/main",
+      "@k8slens/open-lens/renderer",
+    ],
+    module: {
+      rules: [
+        {
+          test: /\.node$/,
+          loader: "ignore-loader",
+        },
+        {
+          test: /\.tsx?$/,
+          loader: "ts-loader",
+          options: {
+            // !! ts-loader will use tsconfig.json at folder root
+            // !! changes in tsconfig.json may have side effects
+            // !! on '@k8slens/extensions' module
+            compilerOptions: {
+              declaration: true, // output .d.ts
+              sourceMap: false, // to override sourceMap: true in tsconfig.json
+              outDir: path.resolve("./dist/"), // where the .d.ts should be located
+            },
+          },
+        },
+      ],
+    },
+    resolve: {
+      extensions: [".ts", ".tsx", ".js"],
+    },
+    plugins: [],
+  };
+}