Bring back support for custom cluster icons (#3066)

* revive custom cluster icons

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

* fix borders

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

src/common/catalog-entities/kubernetes-cluster.ts

@@ -42,6 +42,7 @@ export type KubernetesClusterPrometheusMetrics = {
 export type KubernetesClusterSpec = {
   kubeconfigPath: string;
   kubeconfigContext: string;
+  iconData?: string;
   metrics?: {
     source: string;
     prometheus?: KubernetesClusterPrometheusMetrics;

src/main/cluster-manager.ts

@@ -21,7 +21,7 @@
 
 import "../common/cluster-ipc";
 import type http from "http";
-import { action, autorun, makeObservable, reaction } from "mobx";
+import { action, autorun, makeObservable, reaction, toJS } from "mobx";
 import { ClusterStore, getClusterIdFromHost } from "../common/cluster-store";
 import type { Cluster } from "./cluster";
 import logger from "./logger";
@@ -45,7 +45,14 @@ export class ClusterManager extends Singleton {
     reaction(
       () => this.store.clustersList.map(c => c.getState()),
       () => this.updateCatalog(this.store.clustersList),
-      { fireImmediately: true, }
+      { fireImmediately: false, }
+    );
+
+    // reacting to every cluster's preferences change and total amount of items
+    reaction(
+      () => this.store.clustersList.map(c => toJS(c.preferences)),
+      () => this.updateCatalog(this.store.clustersList),
+      { fireImmediately: false, }
     );
 
     reaction(() => catalogEntityRegistry.getItemsForApiKind<KubernetesCluster>("entity.k8slens.dev/v1alpha1", "KubernetesCluster"), (entities) => {
@@ -74,32 +81,40 @@ export class ClusterManager extends Singleton {
   @action
   protected updateCatalog(clusters: Cluster[]) {
     for (const cluster of clusters) {
-      const index = catalogEntityRegistry.items.findIndex((entity) => entity.metadata.uid === cluster.id);
-
-      if (index !== -1) {
-        const entity = catalogEntityRegistry.items[index] as KubernetesCluster;
-
-        this.updateEntityStatus(entity, cluster);
-
-        if (cluster.preferences?.clusterName) {
-          entity.metadata.name = cluster.preferences.clusterName;
-        }
-
-        entity.spec.metrics ||= { source: "local" };
-
-        if (entity.spec.metrics.source === "local") {
-          const prometheus: KubernetesClusterPrometheusMetrics = entity.spec?.metrics?.prometheus || {};
-
-          prometheus.type = cluster.preferences.prometheusProvider?.type;
-          prometheus.address = cluster.preferences.prometheus;
-          entity.spec.metrics.prometheus = prometheus;
-        }
-
-        catalogEntityRegistry.items.splice(index, 1, entity);
-      }
+      this.updateEntityFromCluster(cluster);
     }
   }
 
+  protected updateEntityFromCluster(cluster: Cluster) {
+    const index = catalogEntityRegistry.items.findIndex((entity) => entity.metadata.uid === cluster.id);
+
+    if (index === -1) {
+      return;
+    }
+
+    const entity = catalogEntityRegistry.items[index] as KubernetesCluster;
+
+    this.updateEntityStatus(entity, cluster);
+
+    if (cluster.preferences?.clusterName) {
+      entity.metadata.name = cluster.preferences.clusterName;
+    }
+
+    entity.spec.metrics ||= { source: "local" };
+
+    if (entity.spec.metrics.source === "local") {
+      const prometheus: KubernetesClusterPrometheusMetrics = entity.spec?.metrics?.prometheus || {};
+
+      prometheus.type = cluster.preferences.prometheusProvider?.type;
+      prometheus.address = cluster.preferences.prometheus;
+      entity.spec.metrics.prometheus = prometheus;
+    }
+
+    entity.spec.iconData = cluster.preferences.icon;
+
+    catalogEntityRegistry.items.splice(index, 1, entity);
+  }
+
   protected updateEntityStatus(entity: KubernetesCluster, cluster: Cluster) {
     entity.status.phase = cluster.accessible ? "connected" : "disconnected";
   }
@@ -121,7 +136,7 @@ export class ClusterManager extends Singleton {
         cluster.kubeConfigPath = entity.spec.kubeconfigPath;
         cluster.contextName = entity.spec.kubeconfigContext;
 
-        this.updateEntityStatus(entity, cluster);
+        this.updateEntityFromCluster(cluster);
       }
     }
   }

src/renderer/components/+catalog/catalog-entity-details.tsx

@@ -79,6 +79,7 @@ export class CatalogEntityDetails extends Component<Props> {
                 uid={entity.metadata.uid}
                 title={entity.metadata.name}
                 source={entity.metadata.source}
+                icon={entity.spec.iconData}
                 onClick={() => this.openEntity()}
                 size={128} />
               <div className="IconHint">

src/renderer/components/+catalog/catalog.tsx

@@ -37,12 +37,12 @@ import { catalogCategoryRegistry } from "../../../common/catalog";
 import { CatalogAddButton } from "./catalog-add-button";
 import type { RouteComponentProps } from "react-router";
 import { Notifications } from "../notifications";
-import { Avatar } from "../avatar/avatar";
 import { MainLayout } from "../layout/main-layout";
 import { cssNames } from "../../utils";
 import { makeCss } from "../../../common/utils/makeCss";
 import { CatalogEntityDetails } from "./catalog-entity-details";
 import type { CatalogViewRouteParam } from "../../../common/routes";
+import { HotbarIcon } from "../hotbar/hotbar-icon";
 
 enum sortBy {
   name = "name",
@@ -192,13 +192,13 @@ export class Catalog extends React.Component<Props> {
 
   renderIcon(item: CatalogEntityItem) {
     return (
-      <Avatar
-        title={item.name}
-        colorHash={`${item.name}-${item.source}`}
-        width={24}
-        height={24}
-        className={css.catalogIcon}
-      />
+      <HotbarIcon
+        uid={item.getId()}
+        title={item.getName()}
+        source={item.source}
+        icon={item.entity.spec.iconData}
+        onClick={() => this.onDetails(item)}
+        size={24} />
     );
   }
 

src/renderer/components/cluster-settings/cluster-settings.tsx

@@ -20,6 +20,7 @@
  */
 
 import React from "react";
+import type { KubernetesCluster } from "../../../common/catalog-entities";
 import { ClusterStore } from "../../../common/cluster-store";
 import type { EntitySettingViewProps } from "../../../extensions/registries";
 import type { CatalogEntity } from "../../api/catalog-entity";
@@ -41,6 +42,9 @@ export function GeneralSettings({ entity }: EntitySettingViewProps) {
       <section>
         <components.ClusterNameSetting cluster={cluster} />
       </section>
+      <section>
+        <components.ClusterIconSetting cluster={cluster} entity={entity as KubernetesCluster} />
+      </section>
       <section>
         <components.ClusterKubeconfig cluster={cluster} />
       </section>

src/renderer/components/cluster-settings/components/cluster-icon-settings.tsx

@@ -0,0 +1,110 @@
+/**
+ * Copyright (c) 2021 OpenLens Authors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+import React from "react";
+import type { Cluster } from "../../../../main/cluster";
+//import { FilePicker, OverSizeLimitStyle } from "../../file-picker";
+import { boundMethod } from "../../../utils";
+import { Button } from "../../button";
+import { observable } from "mobx";
+import { observer } from "mobx-react";
+import { SubTitle } from "../../layout/sub-title";
+import { HotbarIcon } from "../../hotbar/hotbar-icon";
+import type { KubernetesCluster } from "../../../../common/catalog-entities";
+import { FilePicker, OverSizeLimitStyle } from "../../file-picker";
+
+enum GeneralInputStatus {
+  CLEAN = "clean",
+  ERROR = "error",
+}
+
+interface Props {
+  cluster: Cluster;
+  entity: KubernetesCluster
+}
+
+@observer
+export class ClusterIconSetting extends React.Component<Props> {
+  @observable status = GeneralInputStatus.CLEAN;
+  @observable errorText?: string;
+
+  @boundMethod
+  async onIconPick([file]: File[]) {
+    const { cluster } = this.props;
+
+    try {
+      if (file) {
+        const buf = Buffer.from(await file.arrayBuffer());
+
+        cluster.preferences.icon = `data:${file.type};base64,${buf.toString("base64")}`;
+      } else {
+        // this has to be done as a seperate branch (and not always) because `cluster`
+        // is observable and triggers an update loop.
+        cluster.preferences.icon = undefined;
+      }
+    } catch (e) {
+      this.errorText = e.toString();
+      this.status = GeneralInputStatus.ERROR;
+    }
+  }
+
+  getClearButton() {
+    if (this.props.cluster.preferences.icon) {
+      return <Button
+        label="Clear"
+        tooltip="Revert back to default icon"
+        onClick={() => this.onIconPick([])}
+      />;
+    }
+
+    return null;
+  }
+
+  render() {
+    const { entity } = this.props;
+    const label = (
+      <>
+        <HotbarIcon
+          uid={entity.metadata.uid}
+          title={entity.metadata.name}
+          source={entity.metadata.source}
+          icon={entity.spec.iconData}
+        />
+        <span style={{marginRight: "var(--unit)"}}>Browse for new icon...</span>
+      </>
+    );
+
+    return (
+      <>
+        <SubTitle title="Cluster Icon" />
+        <div className="file-loader">
+          <FilePicker
+            accept="image/*"
+            label={label}
+            onOverSizeLimit={OverSizeLimitStyle.FILTER}
+            handler={this.onIconPick}
+          />
+          {this.getClearButton()}
+        </div>
+      </>
+    );
+  }
+}

src/renderer/components/cluster-settings/components/index.ts

@@ -27,3 +27,4 @@ export * from "./cluster-name-setting";
 export * from "./cluster-prometheus-setting";
 export * from "./cluster-proxy-setting";
 export * from "./cluster-show-metrics";
+export * from "./cluster-icon-settings";

src/renderer/components/hotbar/hotbar-entity-icon.tsx

@@ -129,6 +129,7 @@ export class HotbarEntityIcon extends React.Component<Props> {
         uid={entity.metadata.uid}
         title={entity.metadata.name}
         source={entity.metadata.source}
+        icon={entity.spec.iconData}
         className={className}
         active={isActive}
         onMenuOpen={onOpen}

src/renderer/components/hotbar/hotbar-icon.scss

@@ -113,7 +113,17 @@
   }
 
   img {
-    width: var(--size);
-    height: var(--size);
+    padding: 3px;
+    border-radius: 6px;
+
+    &.active {
+      box-shadow: 0 0 0px 3px var(--clusterMenuBackground), 0 0 0px 6px var(--textColorAccent);
+    }
+
+    &:hover {
+      &:not(.active) {
+        box-shadow: 0 0 0px 3px var(--clusterMenuBackground), 0 0 0px 6px #ffffff50;
+      }
+    }
   }
 }

src/renderer/components/hotbar/hotbar-icon.tsx

@@ -35,6 +35,7 @@ export interface HotbarIconProps extends DOMAttributes<HTMLElement> {
   uid: string;
   title: string;
   source: string;
+  icon?: string;
   onMenuOpen?: () => void;
   className?: IClassName;
   active?: boolean;
@@ -61,7 +62,7 @@ function onMenuItemClick(menuItem: CatalogEntityContextMenu) {
 }
 
 export const HotbarIcon = observer(({menuItems = [], size = 40, ...props}: HotbarIconProps) => {
-  const { uid, title, active, className, source, disabled, onMenuOpen, children, ...rest } = props;
+  const { uid, title, icon, active, className, source, disabled, onMenuOpen, children, ...rest } = props;
   const id = `hotbarIcon-${uid}`;
   const [menuOpen, setMenuOpen] = useState(false);
 
@@ -69,18 +70,31 @@ export const HotbarIcon = observer(({menuItems = [], size = 40, ...props}: Hotba
     setMenuOpen(!menuOpen);
   };
 
+  const renderIcon = () => {
+    if (icon) {
+      return <img
+        {...rest}
+        src={icon}
+        className={active ? "active" : "default"}
+        width={size}
+        height={size} />;
+    } else {
+      return <Avatar
+        {...rest}
+        title={title}
+        colorHash={`${title}-${source}`}
+        className={active ? "active" : "default"}
+        width={size}
+        height={size}
+      />;
+    }
+  };
+
   return (
     <div className={cssNames("HotbarIcon flex inline", className, { disabled })}>
       <MaterialTooltip title={`${title || "unknown"} (${source || "unknown"})`} placement="right">
         <div id={id}>
-          <Avatar
-            {...rest}
-            title={title}
-            colorHash={`${title}-${source}`}
-            className={active ? "active" : "default"}
-            width={size}
-            height={size}
-          />
+          {renderIcon()}
           {children}
         </div>
       </MaterialTooltip>