import { NUTRITION_HISTORY_VIZ_WIDGET_DEFAULTS, normalizeNutritionHistoryVizConfig } from './nutritionHistoryVizConfig'

const CHART_TOGGLES = [
  { key: 'show_kcal_vs_weight', label: 'Kalorien vs. Gewicht' },
  { key: 'show_calorie_balance_chart', label: 'Kalorienbilanz' },
  { key: 'show_protein_lean_chart', label: 'Protein vs. Magermasse' },
  { key: 'show_heuristics', label: 'Kurz-Einordnung (Heuristiken)' },
  { key: 'show_macro_daily_bars', label: 'Makros täglich (Balken)' },
  { key: 'show_macro_distribution_pair', label: 'Donut + Wochen-Makros' },
  { key: 'show_energy_protein_charts', label: 'Zeitverläufe (NutritionCharts, Bundle-Payloads)' },
]

const OTHER_TOGGLES = [
  { key: 'show_goals_strip', label: 'Ernährungs-Ziele (Strip)' },
  { key: 'show_intro_blurb', label: 'Hinweistext (Data-Layer)' },
  { key: 'show_kpis', label: 'KPI-Kacheln' },
]

/**
 * @param {{ config: Record<string, unknown>, onChange: (next: Record<string, unknown>) => void }} props
 */
export default function NutritionHistoryVizConfigEditor({ config, onChange }) {
  const merged = normalizeNutritionHistoryVizConfig(config)

  const patch = (partial) => {
    const next = { ...merged, ...partial }
    const def = NUTRITION_HISTORY_VIZ_WIDGET_DEFAULTS
    const stored = {}
    for (const k of Object.keys(def)) {
      if (next[k] !== def[k]) stored[k] = next[k]
    }
    onChange(stored)
  }

  const setBool = (key, checked) => {
    patch({ [key]: checked })
  }

  return (
    <div style={{ marginTop: 10, marginLeft: 28 }}>
      <div style={{ fontSize: 12, color: 'var(--text2)', marginBottom: 8, lineHeight: 1.5 }}>
        <strong>Ernährung (Verlauf-Bundle):</strong> welche Blöcke auf der Übersicht erscheinen. Unbelegte Felder = schlanker
        Standard (KPI kompakt, kcal vs. Gewicht, Makro-Balken + Donut/Woche).
      </div>
      <div style={{ fontSize: 12, color: 'var(--text2)', marginBottom: 6 }}>KPI-Umfang</div>
      <label style={{ display: 'flex', alignItems: 'center', gap: 8, fontSize: 13, marginBottom: 10, cursor: 'pointer' }}>
        <input
          type="radio"
          name="nutrition_hist_kpi_detail"
          checked={merged.kpi_detail === 'compact'}
          onChange={() => patch({ kpi_detail: 'compact' })}
        />
        <span>Kompakt (erste 4 Kacheln)</span>
      </label>
      <label style={{ display: 'flex', alignItems: 'center', gap: 8, fontSize: 13, marginBottom: 12, cursor: 'pointer' }}>
        <input
          type="radio"
          name="nutrition_hist_kpi_detail"
          checked={merged.kpi_detail === 'full'}
          onChange={() => patch({ kpi_detail: 'full' })}
        />
        <span>Voll (wie Verlauf — alle Kacheln)</span>
      </label>
      <div style={{ fontSize: 12, color: 'var(--text2)', marginBottom: 6 }}>Bereiche</div>
      <div style={{ display: 'flex', flexDirection: 'column', gap: 6 }}>
        {OTHER_TOGGLES.map(({ key, label }) => (
          <label key={key} style={{ display: 'flex', alignItems: 'center', gap: 8, fontSize: 13, cursor: 'pointer' }}>
            <input type="checkbox" checked={merged[key]} onChange={(e) => setBool(key, e.target.checked)} />
            <span>{label}</span>
          </label>
        ))}
      </div>
      <div style={{ fontSize: 12, color: 'var(--text2)', margin: '12px 0 6px' }}>Charts</div>
      <div style={{ display: 'flex', flexDirection: 'column', gap: 6 }}>
        {CHART_TOGGLES.map(({ key, label }) => (
          <label key={key} style={{ display: 'flex', alignItems: 'center', gap: 8, fontSize: 13, cursor: 'pointer' }}>
            <input type="checkbox" checked={merged[key]} onChange={(e) => setBool(key, e.target.checked)} />
            <span>{label}</span>
          </label>
        ))}
      </div>
      <button
        type="button"
        className="btn btn-secondary"
        style={{ marginTop: 10, fontSize: 12, padding: '6px 12px' }}
        onClick={() => onChange({})}
      >
        Auf schlanken Standard zurück
      </button>
    </div>
  )
}