import Block from "components/services/widget/block";
import Container from "components/services/widget/container";

import useWidgetAPI from "utils/proxy/use-widget-api";

// @see https://github.com/AnalogJ/scrutiny/blob/d8d56f77f9e868127c4849dac74d65512db658e8/webapp/frontend/src/app/shared/device-status.pipe.ts
const DeviceStatus = {
  passed: 0,
  failed_smart: 1,
  failed_scrutiny: 2,
  failed_both: 3,

  isFailed(s) {
    return s > this.passed && s <= this.failed_both;
  },
  isUnknown(s) {
    return s < this.passed || s > this.failed_both;
  },
};

// @see https://github.com/AnalogJ/scrutiny/blob/d8d56f77f9e868127c4849dac74d65512db658e8/webapp/frontend/src/app/core/config/app.config.ts
const DeviceStatusThreshold = {
  smart: 1,
  scrutiny: 2,
  both: 3,
};

export default function Component({ service }) {
  const { widget } = service;

  const { data: scrutinySettings, error: scrutinySettingsError } = useWidgetAPI(widget, "settings");
  const { data: scrutinyData, error: scrutinyError } = useWidgetAPI(widget, "summary");

  if (scrutinyError || scrutinySettingsError) {
    const finalError = scrutinyError ?? scrutinySettingsError;
    return <Container service={service} error={finalError} />;
  }

  if (!scrutinyData || !scrutinySettings) {
    return (
      <Container service={service}>
        <Block label="scrutiny.passed" />
        <Block label="scrutiny.failed" />
        <Block label="scrutiny.unknown" />
      </Container>
    );
  }

  const deviceIds = Object.values(scrutinyData.data.summary);
  const statusThreshold = scrutinySettings.settings.metrics.status_threshold;

  const failed =
    deviceIds.filter(
      (deviceId) =>
        (DeviceStatus.isFailed(deviceId.device.device_status) && statusThreshold === DeviceStatusThreshold.both) ||
        [statusThreshold, DeviceStatus.failed_both].includes(deviceId.device.device_status),
    )?.length || 0;
  const unknown = deviceIds.filter((deviceId) => DeviceStatus.isUnknown(deviceId.device.device_status))?.length || 0;
  const passed = deviceIds.length - (failed + unknown);

  return (
    <Container service={service}>
      <Block label="scrutiny.passed" value={passed} />
      <Block label="scrutiny.failed" value={failed} />
      <Block label="scrutiny.unknown" value={unknown} />
    </Container>
  );
}
