import "./replicaset-details.scss";
import React from "react";
import { Trans } from "@lingui/macro";
import { reaction } from "mobx";
import { DrawerItem } from "../drawer";
import { Badge } from "../badge";
import { replicaSetStore } from "./replicasets.store";
import { PodDetailsStatuses } from "../+workloads-pods/pod-details-statuses";
import { PodDetailsTolerations } from "../+workloads-pods/pod-details-tolerations";
import { PodDetailsAffinities } from "../+workloads-pods/pod-details-affinities";
import { KubeEventDetails } from "../+events/kube-event-details";
import { disposeOnUnmount, observer } from "mobx-react";
import { podsStore } from "../+workloads-pods/pods.store";
import { KubeObjectDetailsProps } from "../kube-object";
import { ReplicaSet, replicaSetApi, PodMetricsData } from "../../api/endpoints";
import { ResourceMetrics, ResourceMetricsText } from "../resource-metrics";
import { PodCharts, podMetricTabs } from "../+workloads-pods/pod-charts";
import { PodDetailsList } from "../+workloads-pods/pod-details-list";
import { apiManager } from "../../api/api-manager";
import { KubeObjectMeta } from "../kube-object/kube-object-meta";
import { Metrics } from "client/api/endpoints/metrics.api";

interface Props extends KubeObjectDetailsProps<ReplicaSet> {
}

@observer
export class ReplicaSetDetails extends React.Component<Props> {
  @disposeOnUnmount
  clean = reaction(() => this.props.object, () => {
    replicaSetStore.reset();
  });

  async componentDidMount(): Promise<void> {
    if (!podsStore.isLoaded) {
      return podsStore.loadAll();
    }
  }

  componentWillUnmount(): void {
    replicaSetStore.reset();
  }

  render(): JSX.Element {
    const { object: replicaSet } = this.props;
    if (!replicaSet) {
      return null;
    }
    const { metrics } = replicaSetStore;
    const { status } = replicaSet;
    const { availableReplicas, replicas } = status;
    const selectors = replicaSet.getSelectors();
    const nodeSelector = replicaSet.getNodeSelectors();
    const images = replicaSet.getImages();
    const childPods = replicaSetStore.getChildPods(replicaSet);
    return (
      <div className="ReplicaSetDetails">
        {podsStore.isLoaded && (
          <ResourceMetrics
            loader={(): Promise<PodMetricsData<Metrics>> => replicaSetStore.loadMetrics(replicaSet)}
            tabs={podMetricTabs} object={replicaSet} params={{ metrics }}
          >
            <PodCharts/>
          </ResourceMetrics>
        )}
        <KubeObjectMeta object={replicaSet}/>
        {selectors.length > 0 &&
        <DrawerItem name={<Trans>Selector</Trans>} labelsOnly>
          { selectors.map(label => <Badge key={label} label={label}/>) }
        </DrawerItem>
        }
        {nodeSelector.length > 0 &&
        <DrawerItem name={<Trans>Node Selector</Trans>} labelsOnly>
          { nodeSelector.map(label => <Badge key={label} label={label}/>) }
        </DrawerItem>
        }
        {images.length > 0 &&
        <DrawerItem name={<Trans>Images</Trans>}>
          { images.map(image => <p key={image}>{image}</p>) }
        </DrawerItem>
        }
        <DrawerItem name={<Trans>Replicas</Trans>}>
          {`${availableReplicas || 0} current / ${replicas || 0} desired`}
        </DrawerItem>
        <PodDetailsTolerations workload={replicaSet}/>
        <PodDetailsAffinities workload={replicaSet}/>
        <DrawerItem name={<Trans>Pod Status</Trans>} className="pod-status">
          <PodDetailsStatuses pods={childPods}/>
        </DrawerItem>
        <ResourceMetricsText metrics={metrics}/>
        <PodDetailsList pods={childPods} owner={replicaSet}/>
        <KubeEventDetails object={replicaSet}/>
      </div>
    );
  }
}

apiManager.registerViews(replicaSetApi, {
  Details: ReplicaSetDetails,
});