import { css } from '@emotion/css';

import { DataSourcePluginOptionsEditorProps, GrafanaTheme2 } from '@grafana/data';
import {
  AdvancedHttpSettings,
  Auth,
  ConfigSection,
  ConfigSubSection,
  ConnectionSettings,
  DataSourceDescription,
  convertLegacyAuthProps,
} from '@grafana/plugin-ui';
import { config } from '@grafana/runtime';
import {
  Divider,
  EventsWithValidation,
  LegacyForms,
  SecureSocksProxySettings,
  Stack,
  regexValidation,
  useStyles2,
} from '@grafana/ui';

import { PyroscopeDataSourceOptions } from './types';

interface Props extends DataSourcePluginOptionsEditorProps<PyroscopeDataSourceOptions> {}

export const ConfigEditor = (props: Props) => {
  const { options, onOptionsChange } = props;
  const styles = useStyles2(getStyles);

  return (
    <div className={styles.container}>
      <DataSourceDescription
        dataSourceName="Pyroscope"
        docsLink="https://grafana.com/docs/grafana/latest/datasources/pyroscope"
        hasRequiredFields={false}
      />

      <Divider spacing={4} />

      <ConnectionSettings config={options} onChange={onOptionsChange} urlPlaceholder="http://localhost:4040" />

      <Divider spacing={4} />
      <Auth
        {...convertLegacyAuthProps({
          config: options,
          onChange: onOptionsChange,
        })}
      />

      <Divider spacing={4} />
      <ConfigSection
        title="Additional settings"
        description="Additional settings are optional settings that can be configured for more control over your data source."
        isCollapsible={true}
        isInitiallyOpen={false}
      >
        <Stack gap={5} direction="column">
          <AdvancedHttpSettings config={options} onChange={onOptionsChange} />

          {config.secureSocksDSProxyEnabled && (
            <SecureSocksProxySettings options={options} onOptionsChange={onOptionsChange} />
          )}

          <ConfigSubSection title="Querying">
            <LegacyForms.FormField
              label="Minimal step"
              labelWidth={13}
              inputEl={
                <LegacyForms.Input
                  className="width-6"
                  value={options.jsonData.minStep}
                  spellCheck={false}
                  placeholder="15s"
                  onChange={(event) => {
                    onOptionsChange({
                      ...options,
                      jsonData: {
                        ...options.jsonData,
                        minStep: event.currentTarget.value,
                      },
                    });
                  }}
                  validationEvents={{
                    [EventsWithValidation.onBlur]: [
                      regexValidation(
                        /^$|^\d+(ms|[Mwdhmsy])$/,
                        'Value is not valid, you can use number with time unit specifier: y, M, w, d, h, m, s'
                      ),
                    ],
                  }}
                />
              }
              tooltip="Minimal step used for metric query. Should be the same or higher as the scrape interval setting in the Pyroscope database."
            />
          </ConfigSubSection>
        </Stack>
      </ConfigSection>
    </div>
  );
};

const getStyles = (theme: GrafanaTheme2) => ({
  container: css({
    marginBottom: theme.spacing(2),
    maxWidth: '900px',
  }),
});
