'use client'

/**
 * ComplianceResultTabs — standardisierte Ergebnis-Darstellung des
 * Compliance-Checks: Kopf-Boxen (erkanntes Profil + Banner) ÜBER einer
 * Tab-Leiste. Ein Tab je Themen-Agent (result.agent_outputs, P1: Impressum)
 * via AgentResultTab + ein "Alle Checks (roh)"-Tab mit der bisherigen
 * ChecklistView — so geht nichts verloren, während die Themen-Tabs wachsen.
 */

import React, { useState } from 'react'

import { ChecklistView, DOC_TYPE_LABELS, type DocResult } from './ChecklistView'
import { DocResultView } from './DocResultView'
import { MigrationPanel } from './MigrationPanel'
import { RemediationPlan } from './RemediationPlan'
import { ResultSummary } from './ResultSummary'

export function ComplianceResultTabs({ results }: { results: any }) {
  // Themen-Tabs aus der HAUPT-Engine (result.results) — nicht aus dem
  // v3-Agent. Jedes Dokument = ein Tab mit der genauen Pflichtangaben-Tabelle.
  const docs: DocResult[] = results.results || []
  const tabs = docs.map((_: DocResult, i: number) => String(i)).concat('raw')
  const [active, setActive] = useState<string>(tabs[0] ?? 'raw')

  return (
    <div className="bg-white border border-gray-200 rounded-xl p-6 shadow-sm space-y-4">
      {/* Audit-Kopf: Titel + check_id + 4 KPI-Kacheln */}
      <ResultSummary results={results} />

      {/* Kopf-Boxen über den Tabs */}
      {results.business_profile && (
        <div className="p-3 bg-blue-50 border border-blue-200 rounded-lg text-xs">
          <div className="font-semibold text-blue-900 mb-1">Erkanntes Geschaeftsmodell</div>
          <div className="flex flex-wrap gap-x-4 gap-y-1 text-blue-700">
            <span>Typ: <strong>{results.business_profile.business_type?.toUpperCase()}</strong></span>
            <span>Branche: {results.business_profile.industry}</span>
            {results.business_profile.has_online_shop && <span className="text-amber-700">Online-Shop</span>}
            {results.business_profile.is_regulated_profession && <span className="text-amber-700">Regulierter Beruf ({results.business_profile.regulated_profession_type})</span>}
          </div>
        </div>
      )}

      {results.extracted_profile?.company_profile && Object.keys(results.extracted_profile.company_profile).length > 0 && (
        <div className="p-3 bg-emerald-50 border border-emerald-200 rounded-lg text-xs">
          <div className="flex items-center justify-between mb-1">
            <span className="font-semibold text-emerald-900">Aus Dokumenten extrahiert</span>
            <button className="text-emerald-700 hover:text-emerald-900 text-xs font-medium underline"
              onClick={() => { /* TODO: navigate to company profile with pre-fill */ }}>
              In Company Profile uebernehmen
            </button>
          </div>
          <div className="flex flex-wrap gap-x-4 gap-y-1 text-emerald-700">
            {results.extracted_profile.company_profile.companyName && (
              <span>Firma: <strong>{results.extracted_profile.company_profile.companyName}</strong></span>
            )}
            {results.extracted_profile.company_profile.legalForm && (
              <span>Rechtsform: {results.extracted_profile.company_profile.legalForm.toUpperCase()}</span>
            )}
            {results.extracted_profile.company_profile.headquartersCity && (
              <span>Sitz: {results.extracted_profile.company_profile.headquartersZip} {results.extracted_profile.company_profile.headquartersCity}</span>
            )}
            {results.extracted_profile.company_profile.dpoEmail && (
              <span>DSB: {results.extracted_profile.company_profile.dpoEmail}</span>
            )}
            {results.extracted_profile.company_profile.ustIdNr && (
              <span>USt-IdNr: {results.extracted_profile.company_profile.ustIdNr}</span>
            )}
          </div>
          {results.extracted_profile.compliance_scope_hints?.length > 0 && (
            <div className="mt-2 pt-2 border-t border-emerald-200 text-emerald-600">
              <span className="font-medium">Scope-Hinweise: </span>
              {results.extracted_profile.compliance_scope_hints.map((h: any, i: number) => (
                <span key={i} className="inline-block bg-emerald-100 rounded px-1.5 py-0.5 mr-1 mb-1">
                  {h.source}
                </span>
              ))}
            </div>
          )}
        </div>
      )}

      {results.banner_result && (
        <div className={`p-3 rounded-lg border text-xs ${
          results.banner_result.violations > 0
            ? 'bg-amber-50 border-amber-200'
            : results.banner_result.detected
              ? 'bg-green-50 border-green-200'
              : 'bg-gray-50 border-gray-200'
        }`}>
          <div className="flex items-center gap-2">
            <span className={`w-2 h-2 rounded-full ${
              results.banner_result.violations > 0 ? 'bg-amber-500'
                : results.banner_result.detected ? 'bg-green-500' : 'bg-gray-400'
            }`} />
            <span className="font-semibold text-gray-900">
              Cookie-Banner-Check (automatisch)
            </span>
          </div>
          <div className="mt-1 text-gray-600 ml-4">
            {results.banner_result.detected ? (
              <>
                Banner erkannt{results.banner_result.provider ? ` (${results.banner_result.provider})` : ''}.
                {results.banner_result.violations > 0
                  ? ` ${results.banner_result.violations} Auffaelligkeit${results.banner_result.violations !== 1 ? 'en' : ''} gefunden.`
                  : ' Keine Auffaelligkeiten.'}
              </>
            ) : (
              'Kein Cookie-Banner erkannt oder Banner-Check nicht moeglich.'
            )}
          </div>
        </div>
      )}

      {/* Tab-Leiste — ein Tab je Dokument (Haupt-Engine) + Übersicht */}
      <div className="flex gap-1 border-b border-gray-200 flex-wrap">
        {tabs.map(t => {
          const tabClass = `px-3 py-1.5 text-sm font-medium border-b-2 -mb-px transition-colors flex items-center gap-1.5 ${
            active === t
              ? 'border-purple-500 text-purple-700'
              : 'border-transparent text-gray-500 hover:text-gray-700'
          }`
          if (t === 'raw') {
            return (
              <button key={t} onClick={() => setActive(t)} className={tabClass}>
                Alle Checks
              </button>
            )
          }
          const doc = docs[Number(t)]
          const dot = doc.error ? 'bg-gray-300'
            : doc.scenario === 'import' ? 'bg-green-500'
            : doc.scenario === 'fix' ? 'bg-amber-500'
            : doc.scenario === 'regenerate' ? 'bg-red-500' : 'bg-gray-400'
          return (
            <button key={t} onClick={() => setActive(t)} className={tabClass}>
              <span className={`w-2 h-2 rounded-full ${dot}`} />
              {DOC_TYPE_LABELS[doc.doc_type] || doc.doc_type}
            </button>
          )
        })}
      </div>

      {/* Tab-Inhalt */}
      {active === 'raw' ? (
        <ChecklistView results={results.results} />
      ) : docs[Number(active)] ? (
        <DocResultView doc={docs[Number(active)]} />
      ) : null}

      {/* Abstellmaßnahmen + Ticket-Formulierung (Übergabe an anderes Team) */}
      <RemediationPlan results={results} />

      {/* Check-Footer (themenübergreifend) */}
      {results.email_status && (
        <div className="text-xs text-gray-500 flex items-center gap-2 border-t border-gray-100 pt-3">
          <span className={`w-2 h-2 rounded-full ${results.email_status === 'sent' ? 'bg-green-400' : 'bg-gray-300'}`} />
          E-Mail: {results.email_status === 'sent' ? 'Gesendet' : results.email_status}
        </div>
      )}
      {results.check_id && <MigrationPanel checkId={results.check_id} />}
    </div>
  )
}