window-manager refactoring

Signed-off-by: Roman <ixrock@gmail.com>

src/main/cluster.ts

@@ -1,14 +1,15 @@
+import url from "url"
 import type { ClusterId, ClusterModel, ClusterPreferences } from "../common/cluster-store"
 import type { FeatureStatusMap } from "./feature"
-import { observable, toJS } from "mobx";
+import { computed, observable, toJS } from "mobx";
 import { apiPrefix } from "../common/vars";
 import { ContextHandler } from "./context-handler"
 import { AuthorizationV1Api, CoreV1Api, KubeConfig, V1ResourceAttributes } from "@kubernetes/client-node"
 import { Kubectl } from "./kubectl";
 import { KubeconfigManager } from "./kubeconfig-manager"
-import { getNodeWarningConditions, loadConfig, podHasIssues } from "./k8s"
+import { getNodeWarningConditions, podHasIssues } from "./k8s"
 import { getFeatures, installFeature, uninstallFeature, upgradeFeature } from "./feature-manager";
-import request from "request-promise-native"
+import request, { RequestPromiseOptions } from "request-promise-native"
 import logger from "./logger"
 
 enum ClusterStatus {
@@ -43,7 +44,6 @@ export class Cluster implements ClusterModel {
   @observable contextName: string;
   @observable url: string;
   @observable port: number;
-  @observable apiUrl: string;
   @observable online: boolean;
   @observable accessible: boolean;
   @observable failureReason: string;
@@ -63,21 +63,28 @@ export class Cluster implements ClusterModel {
     Object.assign(this, model)
   }
 
+  @computed get apiUrl() {
+    return url.parse(`http://${this.id}.localhost:${this.port}`)
+  }
+
+  @computed get apiServerUrl() {
+    return url.parse(`http://127.0.0.1:${this.port}${apiPrefix.KUBE_BASE}`)
+  }
+
   async init(port: number) {
-    const { contextName } = this
     try {
-      const kubeConfig = loadConfig(this.kubeConfigPath)
-      kubeConfig.setCurrentContext(contextName); // fixme: is it required, when if so?
       this.port = port;
-      this.apiUrl = kubeConfig.getCurrentCluster().server
+      this.contextHandler = new ContextHandler(this);
-      this.contextHandler = new ContextHandler(kubeConfig, this)
       await this.contextHandler.init() // So we get the proxy port reserved
       this.kubeconfigManager = new KubeconfigManager(this)
       this.url = this.contextHandler.url
       this.initialized = true;
-      logger.debug(`[CLUSTER]: init done for "${this.id}", context ${contextName}`);
+      logger.debug(`[CLUSTER]: init done (id="${this.id}", context="${this.contextName}")`);
     } catch (err) {
-      logger.error(`[CLUSTER]: init "${this.id}" has failed`, { err, contextName });
+      logger.error(`[CLUSTER]: init failed (id="${this.id}")`, {
+        contextName: this.contextName,
+        error: err
+      });
     }
   }
 
@@ -132,16 +139,15 @@ export class Cluster implements ClusterModel {
     return this.preferences.prometheus?.prefix || ""
   }
 
-  protected async k8sRequest(path: string, opts?: request.RequestPromiseOptions) {
+  k8sRequest(path: string, options: RequestPromiseOptions = {}) {
-    const options = Object.assign({
+    return request(this.apiServerUrl + path, {
       json: true,
-      timeout: 10000
+      timeout: 10000,
-    }, (opts || {}))
+      headers: {
-    if (!options.headers) {
+        ...(options.headers || {}),
-      options.headers = {}
+        host: this.apiUrl.host,
-    }
+      }
-    options.headers.host = `${this.id}.localhost:${this.port}`
+    })
-    return request(`http://127.0.0.1:${this.port}${apiPrefix.KUBE_BASE}${path}`, options)
   }
 
   protected async getConnectionStatus() {
@@ -202,8 +208,8 @@ export class Cluster implements ClusterModel {
     if (kubernetesVersion.includes("gke")) return "gke"
     if (kubernetesVersion.includes("eks")) return "eks"
     if (kubernetesVersion.includes("IKS")) return "iks"
-    if (apiUrl.endsWith("azmk8s.io")) return "aks"
+    if (apiUrl.href.endsWith("azmk8s.io")) return "aks"
-    if (apiUrl.endsWith("k8s.ondigitalocean.com")) return "digitalocean"
+    if (apiUrl.href.endsWith("k8s.ondigitalocean.com")) return "digitalocean"
     if (contextName.startsWith("minikube")) return "minikube"
     if (kubernetesVersion.includes("+")) return "custom"
     return "vanilla"
@@ -271,7 +277,7 @@ export class Cluster implements ClusterModel {
     return toJS({
       ...storeModel,
       url: this.url,
-      apiUrl: this.apiUrl,
+      apiUrl: this.apiUrl.href,
       online: this.online,
       accessible: this.accessible,
       failureReason: this.failureReason,

src/main/context-handler.ts

@@ -1,6 +1,5 @@
-import { CoreV1Api, KubeConfig } from "@kubernetes/client-node"
+import { CoreV1Api } from "@kubernetes/client-node"
 import { ServerOptions } from "http-proxy"
-import * as url from "url"
 import logger from "./logger"
 import { getFreePort } from "./port"
 import { KubeAuthProxy } from "./kube-auth-proxy"
@@ -15,31 +14,21 @@ export class ContextHandler {
   public contextName: string
 
   protected id: string
-  protected clusterUrl: url.UrlWithStringQuery
   protected proxyServer: KubeAuthProxy
+  protected apiTarget: ServerOptions
   protected certData: string
   protected authCertData: string
-  protected cluster: Cluster
-  protected apiTarget: ServerOptions
   protected proxyTarget: ServerOptions
   protected clientCert: string
   protected clientKey: string
-  protected secureApiConnection = true
-  protected defaultNamespace: string
-  protected kubernetesApi: string
   protected prometheusProvider: string
   protected prometheusPath: string
   protected clusterName: string
 
-  constructor(kc: KubeConfig, cluster: Cluster) {
+  constructor(protected cluster: Cluster) {
     this.id = cluster.id
-    this.cluster = cluster
+    this.url = cluster.apiUrl.href;
-    this.clusterUrl = url.parse(cluster.apiUrl)
     this.contextName = cluster.contextName;
-    this.defaultNamespace = kc.getContextObject(cluster.contextName).namespace
-    this.url = `http://${this.id}.localhost:${cluster.port}/`
-    this.kubernetesApi = `http://127.0.0.1:${cluster.port}/${this.id}`
-
     this.setClusterPreferences(cluster.preferences)
   }
 
@@ -79,16 +68,12 @@ export class ContextHandler {
       return await provider.getPrometheusService(apiClient)
     })
     const resolvedPrometheusServices = await Promise.all(prometheusPromises)
-    const service = resolvedPrometheusServices.filter(n => n)[0]
+    const service = resolvedPrometheusServices.filter(n => n)[0];
-    if (service) {
+    return service || {
-      return service
+      id: "lens",
-    } else {
+      namespace: "lens-metrics",
-      return {
+      service: "prometheus",
-        id: "lens",
+      port: 80
-        namespace: "lens-metrics",
-        service: "prometheus",
-        port: 80
-      }
     }
   }
 
@@ -112,17 +97,18 @@ export class ContextHandler {
   }
 
   protected async newApiTarget(timeout: number): Promise<ServerOptions> {
+    const clusterUrl = this.cluster.apiUrl;
     return {
       changeOrigin: true,
       timeout: timeout,
       headers: {
-        "Host": this.clusterUrl.hostname
+        "Host": clusterUrl.hostname
       },
       target: {
         port: await this.resolveProxyPort(),
         protocol: "http://",
         host: "localhost",
-        path: this.clusterUrl.path
+        path: clusterUrl.path,
       },
     }
   }

src/main/index.ts

@@ -5,7 +5,6 @@ import "../common/prometheus-providers"
 import { app, dialog } from "electron"
 import { appName, appProto, isMac, staticDir, staticProto } from "../common/vars";
 import path from "path"
-import { format as formatUrl } from "url"
 import initMenu from "./menu"
 import { LensProxy, listen } from "./proxy"
 import { WindowManager } from "./window-manager";
@@ -25,12 +24,6 @@ let windowManager: WindowManager;
 let clusterManager: ClusterManager;
 let proxyServer: LensProxy;
 
-const vmURL = formatUrl({
-  pathname: path.join(__dirname, `${appName}.html`),
-  protocol: "file",
-  slashes: true,
-})
-
 mangleProxyEnv()
 if (app.commandLine.getSwitchValue("proxy-server") !== "") {
   process.env.HTTPS_PROXY = app.commandLine.getSwitchValue("proxy-server")
@@ -81,9 +74,9 @@ async function main() {
     app.quit();
   }
 
-  // manage lens windows
+  // create window manager and open app
-  windowManager = new WindowManager({showSplash: true});
+  windowManager = new WindowManager();
-  windowManager.loadURL(vmURL)
+  windowManager.showSplash();
 }
 
 // Events
@@ -95,19 +88,15 @@ app.on('window-all-closed', function () {
   if (!isMac) {
     app.quit();
   } else {
-    windowManager = null
+    // windowManager.destroy();
-    if (clusterManager) clusterManager.stop()
+    // clusterManager.stop()
   }
 })
 
-app.on("activate", () => {
+app.on("activate", (event, hasVisibleWindows) => {
-  if (!windowManager) {
+  // todo: something
-    windowManager = new WindowManager()
-    windowManager.loadURL(vmURL)
-  }
 })
 
-// fixme: app can't quit normally (Cmd+W/Q not working)
 app.on("will-quit", async (event) => {
   event.preventDefault(); // To allow mixpanel sending to be executed
   if (clusterManager) clusterManager.stop()

src/main/k8s.ts

@@ -1,4 +1,4 @@
-import k8s from "@kubernetes/client-node"
+import { KubeConfig, V1Node, V1Pod } from "@kubernetes/client-node"
 import os from "os"
 import yaml from "js-yaml"
 import logger from "./logger";
@@ -10,8 +10,8 @@ function resolveTilde(filePath: string) {
   return filePath;
 }
 
-export function loadConfig(kubeConfigPath?: string): k8s.KubeConfig {
+export function loadConfig(kubeConfigPath?: string): KubeConfig {
-  const kc = new k8s.KubeConfig()
+  const kc = new KubeConfig()
   if (kubeConfigPath) {
     kc.loadFromFile(resolveTilde(kubeConfigPath))
   } else {
@@ -27,38 +27,35 @@ export function loadConfig(kubeConfigPath?: string): k8s.KubeConfig {
  * - Context
  * @param config KubeConfig to check
  */
-export function validateConfig(config: k8s.KubeConfig | string): k8s.KubeConfig {
+export function validateConfig(config: KubeConfig | string): KubeConfig {
-  if(typeof config == "string") {
+  if (typeof config == "string") {
     config = loadConfig(config);
   }
 
   logger.debug(`validating kube config: ${JSON.stringify(config)}`)
-  if(!config.users || config.users.length == 0) {
+  if (!config.users || config.users.length == 0) {
     throw new Error("No users provided in config")
   }
-  if(!config.clusters || config.clusters.length == 0) {
+  if (!config.clusters || config.clusters.length == 0) {
     throw new Error("No clusters provided in config")
   }
-  if(!config.contexts || config.contexts.length == 0) {
+  if (!config.contexts || config.contexts.length == 0) {
     throw new Error("No contexts provided in config")
   }
 
   return config
 }
 
-
 /**
  * Breaks kube config into several configs. Each context as it own KubeConfig object
- *
- * @param configString yaml string of kube config
  */
-export function splitConfig(kubeConfig: k8s.KubeConfig): k8s.KubeConfig[] {
+export function splitConfig(kubeConfig: KubeConfig): KubeConfig[] {
-  const configs: k8s.KubeConfig[] = []
+  const configs: KubeConfig[] = []
-  if(!kubeConfig.contexts) {
+  if (!kubeConfig.contexts) {
     return configs;
   }
   kubeConfig.contexts.forEach(ctx => {
-    const kc = new k8s.KubeConfig();
+    const kc = new KubeConfig();
     kc.clusters = [kubeConfig.getCluster(ctx.cluster)].filter(n => n);
     kc.users = [kubeConfig.getUser(ctx.user)].filter(n => n)
     kc.contexts = [kubeConfig.getContextObject(ctx.name)].filter(n => n)
@@ -74,13 +71,13 @@ export function splitConfig(kubeConfig: k8s.KubeConfig): k8s.KubeConfig[] {
  *
  * @param configPath path to kube config yaml file
  */
-export function loadAndSplitConfig(configPath: string): k8s.KubeConfig[] {
+export function loadAndSplitConfig(configPath: string): KubeConfig[] {
-  const allConfigs = new k8s.KubeConfig();
+  const allConfigs = new KubeConfig();
   allConfigs.loadFromFile(configPath);
   return splitConfig(allConfigs);
 }
 
-export function dumpConfigYaml(kc: k8s.KubeConfig): string {
+export function dumpConfigYaml(kc: KubeConfig): string {
   const config = {
     apiVersion: "v1",
     kind: "Config",
@@ -128,10 +125,10 @@ export function dumpConfigYaml(kc: k8s.KubeConfig): string {
   console.log("dumping kc:", config);
 
   // skipInvalid: true makes dump ignore undefined values
-  return yaml.safeDump(config, {skipInvalid: true});
+  return yaml.safeDump(config, { skipInvalid: true });
 }
 
-export function podHasIssues(pod: k8s.V1Pod) {
+export function podHasIssues(pod: V1Pod) {
   // Logic adapted from dashboard
   const notReady = !!pod.status.conditions.find(condition => {
     return condition.type == "Ready" && condition.status !== "True"
@@ -146,7 +143,7 @@ export function podHasIssues(pod: k8s.V1Pod) {
 
 // Logic adapted from dashboard
 // see: https://github.com/kontena/kontena-k8s-dashboard/blob/7d8f9cb678cc817a22dd1886c5e79415b212b9bf/client/api/endpoints/nodes.api.ts#L147
-export function getNodeWarningConditions(node: k8s.V1Node) {
+export function getNodeWarningConditions(node: V1Node) {
   return node.status.conditions.filter(c =>
     c.status.toLowerCase() === "true" && c.type !== "Ready" && c.type !== "HostUpgrades"
   )

src/main/kubeconfig-manager.ts

@@ -1,9 +1,9 @@
 import { app } from "electron"
 import fs from "fs"
-import { ensureDir, randomFileName} from "./file-helpers"
+import { ensureDir, randomFileName } from "./file-helpers"
 import logger from "./logger"
 import { Cluster } from "./cluster"
-import * as k8s from "./k8s"
+import { dumpConfigYaml } from "./k8s"
 import { KubeConfig } from "@kubernetes/client-node"
 
 export class KubeconfigManager {
@@ -21,37 +21,35 @@ export class KubeconfigManager {
   }
 
   /**
-   * Creates new "temporary" kubeconfig that point to the kubectl-proxy. 
+   * Creates new "temporary" kubeconfig that point to the kubectl-proxy.
    * This way any user of the config does not need to know anything about the auth etc. details.
    */
   protected createTemporaryKubeconfig(): string {
-    ensureDir(this.configDir)
+    ensureDir(this.configDir);
     const path = `${this.configDir}/${randomFileName("kubeconfig")}`
-    const originalKc = new KubeConfig()
+    const { contextName, contextHandler, kubeConfigPath } = this.cluster;
-    originalKc.loadFromFile(this.cluster.kubeConfigPath)
+    const kubeConfig = new KubeConfig()
-    const kc = {
+    kubeConfig.loadFromFile(kubeConfigPath)
-      clusters: [
+    kubeConfig.clusters = [
-        {
+      {
-          name: this.cluster.contextName,
+        name: contextName,
-          server: `http://127.0.0.1:${this.cluster.contextHandler.proxyPort}`
+        server: `http://127.0.0.1:${contextHandler.proxyPort}`,
-        }
+        skipTLSVerify: true,
-      ],
+      }
-      users: [
+    ];
-        {
+    kubeConfig.users = [
-          name: "proxy"
+      { name: "proxy" },
-        }
+    ];
-      ],
+    kubeConfig.currentContext = contextName;
-      contexts: [
+    kubeConfig.contexts = [
-        {
+      {
-          name: this.cluster.contextName,
+        name: contextName,
-          cluster: this.cluster.contextName,
+        cluster: contextName,
-          namespace: originalKc.getContextObject(this.cluster.contextName).namespace,
+        namespace: kubeConfig.getContextObject(contextName).namespace,
-          user: "proxy"
+        user: "proxy"
-        }
+      }
-      ],
+    ];
-      currentContext: this.cluster.contextName
+    fs.writeFileSync(path, dumpConfigYaml(kubeConfig));
-    } as KubeConfig
-    fs.writeFileSync(path, k8s.dumpConfigYaml(kc))
     return path
   }
 

src/main/router.ts

@@ -4,14 +4,10 @@ import http from "http"
 import path from "path"
 import { readFile } from "fs-extra"
 import { Cluster } from "./cluster"
-import { configRoute } from "./routes/config"
 import { helmApi } from "./helm-api"
 import { resourceApplierApi } from "./resource-applier-api"
-import { kubeconfigRoute } from "./routes/kubeconfig"
+import { apiPrefix, appName, outDir } from "../common/vars";
-import { metricsRoute } from "./routes/metrics"
+import { configRoute, kubeconfigRoute, metricsRoute, portForwardRoute, watchRoute } from "./routes";
-import { watchRoute } from "./routes/watch"
-import { portForwardRoute } from "./routes/port-forward"
-import { apiPrefix, outDir, appName } from "../common/vars";
 
 const mimeTypes: Record<string, string> = {
   "html": "text/html",
@@ -51,13 +47,13 @@ export class Router {
   }
 
   public async route(cluster: Cluster, req: http.IncomingMessage, res: http.ServerResponse) {
-    const url = new URL(req.url, "http://localhost")
+    const reqUrl = new URL(req.url, "http://localhost")
-    const path = url.pathname
+    const path = reqUrl.pathname
     const method = req.method.toLowerCase()
     const matchingRoute = this.router.route(method, path)
 
     if (matchingRoute.isBoom !== true) { // route() returns error if route not found -> object.isBoom === true
-      const request = await this.getRequest({ req, res, cluster, url, params: matchingRoute.params })
+      const request = await this.getRequest({ req, res, cluster, url: reqUrl, params: matchingRoute.params })
       await matchingRoute.route(request)
       return true
     } else {

src/main/routes/index.ts

@@ -0,0 +1,5 @@
+export * from "./config-route"
+export * from "./kubeconfig-route"
+export * from "./metrics-route"
+export * from "./port-forward-route"
+export * from "./watch-route"

src/main/routes/kubeconfig-route.ts

@@ -12,7 +12,7 @@ function generateKubeConfig(username: string, secret: V1Secret, cluster: Cluster
       {
         'name': cluster.contextName,
         'cluster': {
-          'server': cluster.apiUrl,
+          'server': cluster.apiUrl.href,
           'certificate-authority-data': secret.data["ca.crt"]
         }
       }

src/main/routes/metrics-route.ts

@@ -1,8 +1,7 @@
 import { LensApiRequest } from "../router"
 import { LensApi } from "../lens-api"
 import requestPromise from "request-promise-native"
-import { PrometheusProviderRegistry, PrometheusProvider, PrometheusNodeQuery, PrometheusClusterQuery, PrometheusPodQuery, PrometheusPvcQuery, PrometheusIngressQuery, PrometheusQueryOpts} from "../prometheus/provider-registry"
+import { PrometheusClusterQuery, PrometheusIngressQuery, PrometheusNodeQuery, PrometheusPodQuery, PrometheusProvider, PrometheusPvcQuery, PrometheusQueryOpts } from "../prometheus/provider-registry"
-import { apiPrefix } from "../../common/vars";
 
 export type IMetricsQuery = string | string[] | {
   [metricName: string]: string;
@@ -11,11 +10,10 @@ export type IMetricsQuery = string | string[] | {
 class MetricsRoute extends LensApi {
 
   public async routeMetrics(request: LensApiRequest) {
-    const { response, cluster} = request
+    const { response, cluster } = request
     const query: IMetricsQuery = request.payload;
-    const serverUrl = `http://127.0.0.1:${cluster.port}${apiPrefix.KUBE_BASE}`
+    const headers: Record<string, string> = {
-    const headers = {
+      "Host": cluster.apiUrl.host,
-      "Host": `${cluster.id}.localhost:${cluster.port}`,
       "Content-type": "application/json",
     }
     const queryParams: IMetricsQuery = {}
@@ -27,7 +25,7 @@ class MetricsRoute extends LensApi {
     let prometheusProvider: PrometheusProvider
     try {
       const prometheusPath = await cluster.contextHandler.getPrometheusPath()
-      metricsUrl = `${serverUrl}/api/v1/namespaces/${prometheusPath}/proxy${cluster.getPrometheusApiPrefix()}/api/v1/query_range`
+      metricsUrl = `${cluster.apiServerUrl}/api/v1/namespaces/${prometheusPath}/proxy${cluster.getPrometheusApiPrefix()}/api/v1/query_range`
       prometheusProvider = await cluster.contextHandler.getPrometheusProvider()
     } catch {
       this.respondJson(response, {})
@@ -65,11 +63,9 @@ class MetricsRoute extends LensApi {
     let data: any;
     if (typeof query === "string") {
       data = await loadMetrics(query)
-    }
+    } else if (Array.isArray(query)) {
-    else if (Array.isArray(query)) {
       data = await Promise.all(query.map(loadMetrics));
-    }
+    } else {
-    else {
       data = {};
       const result = await Promise.all(
         Object.entries(query).map((queryEntry: any) => {

src/main/window-manager.ts

@@ -1,133 +1,101 @@
-import { BrowserView, BrowserWindow, shell } from "electron"
 import { reaction } from "mobx";
+import { BrowserWindow, shell } from "electron"
 import windowStateKeeper from "electron-window-state"
 import type { ClusterId } from "../common/cluster-store";
 import { clusterStore } from "../common/cluster-store";
-import { tracker } from "../common/tracker";
-
-export interface WindowManagerParams {
-  showSplash?: boolean;
-}
 
 export class WindowManager {
-  protected mainWindow: BrowserWindow;
+  protected views = new Map<ClusterId, BrowserWindow>();
-  protected splashWindow?: BrowserWindow;
+  protected disposers = this.bindReactions();
-  protected windowState: windowStateKeeper.State;
-  protected views = new Map<ClusterId, BrowserView>();
-  protected disposers: Function[] = [];
 
-  constructor(protected params: WindowManagerParams = {}) {
+  protected splashWindow = new BrowserWindow({
-    this.params = { showSplash: false, ...params };
+    width: 500,
+    height: 300,
+    backgroundColor: "#1e2124",
+    center: true,
+    frame: false,
+    resizable: false,
+    show: false,
+  });
 
-    // Manage main window size and position with state persistence
+  // Manage main window size and position with state persistence
-    this.windowState = windowStateKeeper({
+  protected windowState = windowStateKeeper({
-      defaultHeight: 900,
+    defaultHeight: 900,
-      defaultWidth: 1440,
+    defaultWidth: 1440,
-    });
+  });
 
-    this.mainWindow = new BrowserWindow({
+  protected bindReactions() {
-      show: false,
+    return [
-      x: this.windowState.x,
+      // auto-destroy cluster-view when it's removed
-      y: this.windowState.y,
-      width: this.windowState.width,
-      height: this.windowState.height,
-      backgroundColor: "#1e2124",
-      titleBarStyle: "hidden",
-      webPreferences: {
-        nodeIntegration: true,
-      },
-    });
-
-    // Splash-screen window with loading indicator
-    this.splashWindow = new BrowserWindow({
-      width: 500,
-      height: 300,
-      backgroundColor: "#1e2124",
-      center: true,
-      frame: false,
-      resizable: false,
-      show: false,
-    });
-    this.splashWindow.loadURL("static://splash.html")
-
-    // Hook window state manager into window lifecycle
-    this.windowState.manage(this.mainWindow);
-
-    // Disallow closing main window
-    this.mainWindow.on("close", (evt) => {
-      evt.preventDefault();
-    });
-
-    // Open external links in default browser (target=_blank, window.open)
-    this.mainWindow.webContents.on("new-window", (event, url) => {
-      event.preventDefault();
-      shell.openExternal(url);
-    });
-
-    // Track main window focus
-    this.mainWindow.on("focus", () => {
-      tracker.event("app", "focus")
-    });
-
-    // Clean up views for removed clusters
-    this.disposers.push(
       reaction(() => clusterStore.removedClusters.toJS(), removedClusters => {
         removedClusters.forEach(cluster => {
-          const lensView = this.getView(cluster.id);
+          this.destroyView(cluster.id);
-          if (lensView) {
-            lensView.destroy();
-            this.views.delete(cluster.id);
-          }
         });
       })
-    );
+    ]
   }
 
-  async loadURL(url: string) {
+  async showSplash() {
-    if (this.params.showSplash) {
+    await this.splashWindow.loadURL("static://splash.html")
-      this.splashWindow.show();
+    this.splashWindow.show();
-    }
+  }
-    await this.mainWindow.loadURL(url);
+
-    this.mainWindow.show();
+  hideSplash() {
     this.splashWindow.hide();
-
-    this.setView("cluster-id-blabla");
   }
 
-  async setView(clusterId: ClusterId) {
+  protected async showView(clusterId: ClusterId) {
-    const view = this.getView(clusterId)
+    const cluster = clusterStore.getById(clusterId);
-    this.mainWindow.addBrowserView(view);
+    if (!cluster) {
-    // await view.webContents.loadURL("http://ya.ru");
+      throw new Error(`Can't load view for non-existing cluster="${clusterId}"`);
-    // view.setBounds({
+    }
-    //   x: 10,
+    const view = this.getView(clusterId);
-    //   y: 10,
+    const url = cluster.apiUrl.href;
-    //   width: this.windowState.width - 20,
+    if (view.webContents.getURL() !== url) {
-    //   height: this.windowState.height - 20,
+      await view.loadURL(url);
-    // })
+    }
-    // view.setAutoResize({ horizontal: true, vertical: true });
+    view.show();
   }
 
-  getView(clusterId: ClusterId): BrowserView {
+  getView(clusterId: ClusterId) {
     let view = this.views.get(clusterId);
     if (!view) {
-      view = new BrowserView({
+      view = new BrowserWindow({
+        show: false,
+        x: this.windowState.x,
+        y: this.windowState.y,
+        width: this.windowState.width,
+        height: this.windowState.height,
+        backgroundColor: "#1e2124",
+        titleBarStyle: "hidden",
         webPreferences: {
-          nodeIntegration: true
+          nodeIntegration: true,
-        }
+        },
-      })
+      });
+      // open external links in default browser (target=_blank, window.open)
+      view.webContents.on("new-window", (event, url) => {
+        event.preventDefault();
+        shell.openExternal(url);
+      });
       this.views.set(clusterId, view);
     }
     return view;
   }
 
+  destroyView(clusterId: ClusterId) {
+    const view = this.views.get(clusterId);
+    if (view) {
+      view.destroy();
+      this.views.delete(clusterId);
+    }
+  }
+
   destroy() {
     this.disposers.forEach(dispose => dispose());
     this.disposers.length = 0;
     this.views.forEach(view => view.destroy());
     this.views.clear();
-    this.mainWindow.destroy();
     this.splashWindow.destroy();
-    this.mainWindow = null;
     this.splashWindow = null;
   }
 }

src/renderer/api/endpoints/config.api.ts

@@ -1,5 +1,5 @@
 // App configuration api
-import type { IConfigRoutePayload } from "../../../main/routes/config";
+import type { IConfigRoutePayload } from "../../../main/routes/config-route";
 import { apiBase } from "../index";
 
 export const configApi = {

src/renderer/api/endpoints/metrics.api.ts

@@ -2,7 +2,7 @@
 
 import moment from "moment";
 import { apiBase } from "../index";
-import type { IMetricsQuery } from "../../../main/routes/metrics";
+import type { IMetricsQuery } from "../../../main/routes/metrics-route";
 
 export interface IMetrics {
   status: string;

src/renderer/config.store.ts

@@ -1,4 +1,4 @@
-import type { IConfigRoutePayload } from "../main/routes/config";
+import type { IConfigRoutePayload } from "../main/routes/config-route";
 
 import { observable, when } from "mobx";
 import { autobind, interval } from "./utils";