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/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";