FE: UX: Impl Kafka Connect overview

e2e-tests/src/main/java/io/kafbat/ui/screens/connectors/KafkaConnectList.java

@@ -13,13 +13,21 @@
 public class KafkaConnectList extends BasePage {
 
   protected SelenideElement createConnectorBtn = $x("//button[contains(text(),'Create Connector')]");
+  protected SelenideElement connectorsTab = $x("//a[contains(text(),'Connectors')]");
 
   public KafkaConnectList() {
     tableElementNameLocator = "//tbody//td[contains(text(),'%s')]";
   }
 
+  @Step
+  public KafkaConnectList clickConnectorsTab() {
+    WebUtil.clickByJavaScript(connectorsTab);
+    return this;
+  }
+
   @Step
   public KafkaConnectList waitUntilScreenReady() {
+    clickConnectorsTab();
     waitUntilSpinnerDisappear();
     getPageTitleFromHeader(KAFKA_CONNECT).shouldBe(Condition.visible);
     return this;

e2e-tests/src/main/java/io/kafbat/ui/screens/panels/enums/MenuItem.java

@@ -10,7 +10,7 @@ public enum MenuItem {
   TOPICS("Topics", "Topics"),
   CONSUMERS("Consumers", "Consumers"),
   SCHEMA_REGISTRY("Schema Registry", "Schema Registry"),
-  KAFKA_CONNECT("Kafka Connect", "Connectors"),
+  KAFKA_CONNECT("Kafka Connect", "Kafka Connect"),
   KSQL_DB("KSQL DB", "KSQL DB");
 
   private final String naviTitle;

e2e-tests/src/main/java/io/kafbat/ui/variables/Url.java

@@ -6,6 +6,6 @@ public interface Url {
   String TOPICS_LIST_URL = "http://%s:8080/ui/clusters/local/all-topics";
   String CONSUMERS_LIST_URL = "http://%s:8080/ui/clusters/local/consumer-groups";
   String SCHEMA_REGISTRY_LIST_URL = "http://%s:8080/ui/clusters/local/schemas";
-  String KAFKA_CONNECT_LIST_URL = "http://%s:8080/ui/clusters/local/connectors";
+  String KAFKA_CONNECT_LIST_URL = "http://%s:8080/ui/clusters/local/kafka-connect/connectors";
   String KSQL_DB_LIST_URL = "http://%s:8080/ui/clusters/local/ksqldb/tables";
 }

frontend/src/components/ClusterPage/ClusterPage.tsx

@@ -4,8 +4,6 @@ import useAppParams from 'lib/hooks/useAppParams';
 import { ClusterFeaturesEnum } from 'generated-sources';
 import {
   clusterBrokerRelativePath,
-  clusterConnectorsRelativePath,
-  clusterConnectsRelativePath,
   clusterConsumerGroupsRelativePath,
   clusterKsqlDbRelativePath,
   ClusterNameRoute,
@@ -14,16 +12,23 @@ import {
   clusterConfigRelativePath,
   getNonExactPath,
   clusterAclRelativePath,
+  kafkaConnectRelativePath,
+  clusterConnectorNewRelativePath,
+  clusterConnectConnectorRelativePath,
 } from 'lib/paths';
 import ClusterContext from 'components/contexts/ClusterContext';
 import PageLoader from 'components/common/PageLoader/PageLoader';
 import { useClusters } from 'lib/hooks/api/clusters';
 import { GlobalSettingsContext } from 'components/contexts/GlobalSettingsContext';
+import New from 'components/Connect/New/New';
+import SuspenseQueryComponent from 'components/common/SuspenseQueryComponent/SuspenseQueryComponent';
+import DetailsPage from 'components/Connect/Details/DetailsPage';
 
 const Brokers = React.lazy(() => import('components/Brokers/Brokers'));
 const Topics = React.lazy(() => import('components/Topics/Topics'));
 const Schemas = React.lazy(() => import('components/Schemas/Schemas'));
-const Connect = React.lazy(() => import('components/Connect/Connect'));
+const KafkaConnect = React.lazy(() => import('components/Connect/Connect'));
+
 const KsqlDb = React.lazy(() => import('components/KsqlDb/KsqlDb'));
 const ClusterConfigPage = React.lazy(
   () => import('components/ClusterPage/ClusterConfigPage')
@@ -82,16 +87,23 @@ const ClusterPage: React.FC = () => {
                 element={<Schemas />}
               />
             )}
+            {contextValue.hasKafkaConnectConfigured && (
+              <Route path={clusterConnectorNewRelativePath} element={<New />} />
+            )}
             {contextValue.hasKafkaConnectConfigured && (
               <Route
-                path={getNonExactPath(clusterConnectsRelativePath)}
-                element={<Connect />}
+                path={getNonExactPath(clusterConnectConnectorRelativePath)}
+                element={
+                  <SuspenseQueryComponent>
+                    <DetailsPage />
+                  </SuspenseQueryComponent>
+                }
               />
             )}
             {contextValue.hasKafkaConnectConfigured && (
               <Route
-                path={getNonExactPath(clusterConnectorsRelativePath)}
-                element={<Connect />}
+                path={getNonExactPath(kafkaConnectRelativePath)}
+                element={<KafkaConnect />}
               />
             )}
             {contextValue.hasKsqlDbConfigured && (

frontend/src/components/ClusterPage/__tests__/ClusterPage.spec.tsx

@@ -6,20 +6,20 @@ import { render, WithRoute } from 'lib/testHelpers';
 import {
   clusterBrokersPath,
   clusterConnectorsPath,
-  clusterConnectsPath,
   clusterConsumerGroupsPath,
   clusterKsqlDbPath,
   clusterPath,
   clusterSchemasPath,
   clusterTopicsPath,
+  kafkaConnectPath,
 } from 'lib/paths';
 import { useClusters } from 'lib/hooks/api/clusters';
 import { onlineClusterPayload } from 'lib/fixtures/clusters';
 
 const CLusterCompText = {
   Topics: 'Topics',
   Schemas: 'Schemas',
-  Connect: 'Connect',
+  Connect: 'Kafka Connect',
   Brokers: 'Brokers',
   ConsumerGroups: 'ConsumerGroups',
   KsqlDb: 'KsqlDb',
@@ -111,7 +111,7 @@ describe('ClusterPage', () => {
     itCorrectlyHandlesConfiguredSchema(
       ClusterFeaturesEnum.KAFKA_CONNECT,
       CLusterCompText.Connect,
-      clusterConnectsPath(onlineClusterPayload.name)
+      kafkaConnectPath(onlineClusterPayload.name)
     );
     itCorrectlyHandlesConfiguredSchema(
       ClusterFeaturesEnum.KAFKA_CONNECT,

frontend/src/components/Connect/Clusters/Clusters.tsx

@@ -0,0 +1,20 @@
+import React from 'react';
+import { useConnects } from 'lib/hooks/api/kafkaConnect';
+import useAppParams from 'lib/hooks/useAppParams';
+import { ClusterNameRoute } from 'lib/paths';
+
+import ClustersStatistics from './ui/Statistics/Statistics';
+import List from './ui/List/List';
+
+const KafkaConnectClustersPage = () => {
+  const { clusterName } = useAppParams<ClusterNameRoute>();
+  const { data: connects, isLoading } = useConnects(clusterName, true);
+  return (
+    <>
+      <ClustersStatistics connects={connects ?? []} isLoading={isLoading} />
+      <List connects={connects ?? []} />
+    </>
+  );
+};
+
+export default KafkaConnectClustersPage;

frontend/src/components/Connect/Clusters/ui/List/Cells/ConnectorsCell.tsx

@@ -0,0 +1,26 @@
+import AlertBadge from 'components/common/AlertBadge/AlertBadge';
+import { Connect } from 'generated-sources';
+import React from 'react';
+
+type Props = { connect: Connect };
+const ConnectorsCell = ({ connect }: Props) => {
+  const count = connect.connectorsCount ?? 0;
+  const failedCount = connect.failedConnectorsCount ?? 0;
+  const text = `${count - failedCount}/${count}`;
+
+  if (count === 0) {
+    return null;
+  }
+
+  if (failedCount > 0) {
+    return (
+      <AlertBadge>
+        <AlertBadge.Content content={text} />
+        <AlertBadge.Icon />
+      </AlertBadge>
+    );
+  }
+
+  return text;
+};
+export default ConnectorsCell;

frontend/src/components/Connect/Clusters/ui/List/Cells/NameCell.tsx

@@ -0,0 +1,9 @@
+import { CellContext } from '@tanstack/react-table';
+import { Connect } from 'generated-sources';
+import React from 'react';
+
+type Props = CellContext<Connect, string>;
+const NameCell = ({ getValue }: Props) => {
+  return <div>{getValue()}</div>;
+};
+export default NameCell;

frontend/src/components/Connect/Clusters/ui/List/Cells/TasksCell.tsx

@@ -0,0 +1,26 @@
+import AlertBadge from 'components/common/AlertBadge/AlertBadge';
+import { Connect } from 'generated-sources';
+import React from 'react';
+
+type Props = { connect: Connect };
+const TasksCell = ({ connect }: Props) => {
+  const count = connect.tasksCount ?? 0;
+  const failedCount = connect.failedTasksCount ?? 0;
+  const text = `${count - failedCount}/${count}`;
+
+  if (!count) {
+    return null;
+  }
+
+  if (failedCount > 0) {
+    return (
+      <AlertBadge>
+        <AlertBadge.Content content={text} />
+        <AlertBadge.Icon />
+      </AlertBadge>
+    );
+  }
+
+  return <div>{text}</div>;
+};
+export default TasksCell;

frontend/src/components/Connect/Clusters/ui/List/List.tsx

@@ -0,0 +1,56 @@
+import React from 'react';
+import { Connect } from 'generated-sources';
+import Table from 'components/common/NewTable';
+import useAppParams from 'lib/hooks/useAppParams';
+import { ClusterName } from 'lib/interfaces/cluster';
+import { useNavigate } from 'react-router-dom';
+import { clusterConnectorsPath } from 'lib/paths';
+import { createColumnHelper } from '@tanstack/react-table';
+
+import ConnectorsCell from './Cells/ConnectorsCell';
+import NameCell from './Cells/NameCell';
+import TasksCell from './Cells/TasksCell';
+
+const helper = createColumnHelper<Connect>();
+export const columns = [
+  helper.accessor('name', { cell: NameCell, size: 600 }),
+  helper.accessor('version', {
+    header: 'Version',
+    cell: ({ getValue }) => getValue(),
+    enableSorting: true,
+  }),
+  helper.display({
+    header: 'Connectors',
+    id: 'connectors',
+    cell: (props) => <ConnectorsCell connect={props.row.original} />,
+    size: 100,
+  }),
+  helper.display({
+    header: 'Running tasks',
+    id: 'tasks',
+    cell: (props) => <TasksCell connect={props.row.original} />,
+    size: 100,
+  }),
+];
+
+interface Props {
+  connects: Connect[];
+}
+const List = ({ connects }: Props) => {
+  const navigate = useNavigate();
+  const { clusterName } = useAppParams<{ clusterName: ClusterName }>();
+
+  return (
+    <Table
+      data={connects}
+      columns={columns}
+      onRowClick={({ original: { name } }) => {
+        navigate(`${clusterConnectorsPath(clusterName)}?connect=${name}`);
+      }}
+      emptyMessage="No kafka connect clusters"
+      enableSorting
+    />
+  );
+};
+
+export default List;

frontend/src/components/Connect/Clusters/ui/Statistics/Statistics.tsx

@@ -0,0 +1,35 @@
+import React, { useMemo } from 'react';
+import { Connect } from 'generated-sources';
+import * as Statistics from 'components/common/Statistics';
+
+import { computeStatistic } from './models/computeStatistics';
+
+type Props = { connects: Connect[]; isLoading: boolean };
+const ClustersStatistics = ({ connects, isLoading }: Props) => {
+  const statistic = useMemo(() => {
+    return computeStatistic(connects);
+  }, [connects]);
+  return (
+    <Statistics.Container>
+      <Statistics.Item
+        title="Clusters"
+        count={statistic.clustersCount}
+        isLoading={isLoading}
+      />
+      <Statistics.Item
+        title="Connectors"
+        count={statistic.connectorsCount}
+        warningCount={statistic.failedConnectorsCount}
+        isLoading={isLoading}
+      />
+      <Statistics.Item
+        title="Tasks"
+        count={statistic.tasksCount}
+        warningCount={statistic.failedTasksCount}
+        isLoading={isLoading}
+      />
+    </Statistics.Container>
+  );
+};
+
+export default ClustersStatistics;

frontend/src/components/Connect/Clusters/ui/Statistics/models/computeStatistics.ts

@@ -0,0 +1,31 @@
+import { Connect } from 'generated-sources';
+
+interface Statistic {
+  clustersCount: number;
+  connectorsCount: number;
+  failedConnectorsCount: number;
+  tasksCount: number;
+  failedTasksCount: number;
+}
+export const computeStatistic = (connects: Connect[]): Statistic => {
+  const clustersCount = connects.length;
+  let connectorsCount = 0;
+  let failedConnectorsCount = 0;
+  let tasksCount = 0;
+  let failedTasksCount = 0;
+
+  connects.forEach((connect) => {
+    connectorsCount += connect.connectorsCount ?? 0;
+    failedConnectorsCount += connect.failedConnectorsCount ?? 0;
+    tasksCount += connect.tasksCount ?? 0;
+    failedTasksCount += connect.failedTasksCount ?? 0;
+  });
+
+  return {
+    clustersCount,
+    connectorsCount,
+    failedConnectorsCount,
+    tasksCount,
+    failedTasksCount,
+  };
+};