import { t } from "@lingui/macro";
import { CSSResult, customElement, html, LitElement, property, TemplateResult } from "lit-element";
import { OutpostHealth, OutpostsApi } from "authentik-api";
import { DEFAULT_CONFIG } from "../../api/Config";
import PFBase from "@patternfly/patternfly/patternfly-base.css";
import "../../elements/Spinner";
import AKGlobal from "../../authentik.css";
import { PFColor } from "../../elements/Label";
import { EVENT_REFRESH } from "../../constants";

@customElement("ak-outpost-health")
export class OutpostHealthElement extends LitElement {

    @property()
    outpostId?: string;

    @property({attribute: false})
    outpostHealth?: OutpostHealth[];

    static get styles(): CSSResult[] {
        return [PFBase, AKGlobal];
    }

    constructor() {
        super();
        window.addEventListener(EVENT_REFRESH, () => {
            this.outpostHealth = undefined;
            this.firstUpdated();
        });
    }

    firstUpdated(): void {
        if (!this.outpostId) return;
        new OutpostsApi(DEFAULT_CONFIG).outpostsInstancesHealthList({
            uuid: this.outpostId
        }).then(health => {
            this.outpostHealth = health;
        });
    }

    render(): TemplateResult {
        if (!this.outpostId || !this.outpostHealth) {
            return html`<ak-spinner></ak-spinner>`;
        }
        if (this.outpostHealth.length === 0) {
            return html`
                <ul>
                    <li role="cell">
                        <ak-label color=${PFColor.Grey} text=${t`Not available`}></ak-label>
                    </li>
                </ul>`;
        }
        return html`<ul>${this.outpostHealth.map((h) => {
            return html`<li>
                <ul>
                    <li role="cell">
                        <ak-label color=${PFColor.Green} text=${t`Last seen: ${h.lastSeen?.toLocaleTimeString()}`}></ak-label>
                    </li>
                    <li role="cell">
                        ${h.versionOutdated ?
                        html`<ak-label color=${PFColor.Red}
                            text=${t`${h.version}, should be ${h.versionShould}`}></ak-label>` :
                        html`<ak-label color=${PFColor.Green} text=${t`Version: ${h.version || ""}`}></ak-label>`}
                    </li>
                </ul>
            </li>`;
        })}</ul>`;
    }

}