'use client'

import { useEffect, useState } from 'react'
import { apiFetch } from '@/lib/api'
import { useDashboardI18n } from '@/components/I18nProvider'

interface BrandSettings {
  displayName: string
  tagline: string | null
  primaryColor: string
  accentColor?: string | null
  publicEmail: string | null
  publicPhone: string | null
  publicAddress?: string | null
  publicCity: string | null
  publicCountry?: string | null
  subdomain: string
  logoUrl?: string | null
  heroImageUrl?: string | null
  websiteUrl?: string | null
  whatsappNumber?: string | null
  paypalEmail: string | null
  amanpayMerchantId: string | null
  amanpaySecretKey?: string | null
  paypalMerchantId?: string | null
  customDomain?: string | null
  customDomainVerified?: boolean
  defaultLocale?: string
  defaultCurrency?: string
  isListedOnMarketplace: boolean
}

interface ContractSettings {
  fuelPolicyType: string
  fuelPolicyNote: string | null
  additionalDriverCharge: 'FREE' | 'PER_DAY' | 'FLAT'
  additionalDriverDailyRate: number
  additionalDriverFlatRate: number
  damagePolicy: string
}

interface InsurancePolicy {
  id: string
  name: string
  type: string
  chargeType: string
  chargeValue: number
  isRequired: boolean
  isActive: boolean
}

interface PricingRule {
  id: string
  name: string
  type: string
  condition: string
  conditionValue: number
  adjustmentType: string
  adjustmentValue: number
  isActive: boolean
}

interface AccountingSettings {
  reportingPeriod: string
  accountantEmail: string | null
  accountantName: string | null
  autoSendReport: boolean
  reportFormat: string
}

const emptyInsurance = { name: '', type: 'BASIC', chargeType: 'PER_DAY', chargeValue: 0, isRequired: false, isActive: true }
const emptyRule = { name: '', type: 'SURCHARGE', condition: 'AGE_LESS_THAN', conditionValue: 25, adjustmentType: 'PERCENTAGE', adjustmentValue: 0, isActive: true }

export default function SettingsPage() {
  const { language } = useDashboardI18n()
  const copy = {
    en: {
      title: 'Advanced settings',
      subtitle: 'Manage insurance, additional-driver rules, pricing adjustments, and reporting defaults.',
      save: 'Saving…',
      saveBrand: 'Save brand',
      brandProfile: 'Brand and public profile',
      brandProfileDesc: 'Control how your company appears on the marketplace and public booking site.',
      payments: 'Rental payment methods',
      paymentsDesc: 'Configure how renters pay your company on the public booking site.',
      savePayments: 'Save payments',
      customDomain: 'Custom domain',
      customDomainDesc: 'Point your own domain to the branded booking site.',
      saveDomain: 'Save domain',
      removeDomain: 'Remove custom domain',
      contractPolicies: 'Contract and driver policies',
      savePolicies: 'Save policies',
      insurancePolicies: 'Insurance policies',
      pricingRules: 'Pricing rules',
      accounting: 'Accounting and exports',
      saveAccounting: 'Save accounting',
      displayName: 'Display name',
      tagline: 'Tagline',
      publicEmail: 'Public email',
      publicPhone: 'Public phone',
      city: 'City',
      country: 'Country',
      websiteUrl: 'Website URL',
      contractLanguage: 'Contract language',
      whatsapp: 'WhatsApp number',
      brandColor: 'Brand color',
      listedMarketplace: 'Listed on marketplace',
      logoUpload: 'Logo upload',
      heroUpload: 'Hero image upload',
      uploading: 'Uploading…',
      logoUploaded: 'Logo uploaded',
      noLogo: 'No logo uploaded yet',
      heroUploaded: 'Hero image uploaded',
      noHero: 'No hero image uploaded yet',
      subdomain: 'Subdomain',
      customDomainLabel: 'Custom domain',
      domainPlaceholder: 'cars.example.com',
      status: 'Status',
      verified: 'Verified',
      pendingDns: 'Pending DNS verification',
      notConfigured: 'Not configured',
      fuelPolicyType: 'Fuel policy type',
      additionalDriverCharge: 'Additional driver charge',
      dailyDriverRate: 'Daily driver rate',
      flatDriverRate: 'Flat driver rate',
      fuelPolicyNote: 'Fuel policy note',
      damagePolicy: 'Damage policy',
      active: 'Active',
      inactive: 'Inactive',
      noInsurance: 'No insurance policies configured yet.',
      policyName: 'Policy name',
      chargeValue: 'Charge value',
      required: 'Required',
      addPolicy: 'Add policy',
      noRules: 'No pricing rules configured yet.',
      ruleName: 'Rule name',
      addRule: 'Add rule',
      reportingPeriod: 'Reporting period',
      reportFormat: 'Report format',
      accountantName: 'Accountant name',
      accountantEmail: 'Accountant email',
      autoSend: 'Auto-send reports to the accountant',
      amanpayMerchantId: 'AmanPay merchant ID',
      amanpaySecretKey: 'AmanPay secret key',
      paypalEmail: 'PayPal business email',
      noPaymentConfigured: 'If no payment method is configured, renters can still submit reservation requests and pay on pickup.',
      fuelPolicyLabels: { FULL_TO_FULL: 'Full to full', FULL_TO_EMPTY: 'Full to empty', SAME_TO_SAME: 'Same to same', PREPAID: 'Prepaid', FREE: 'Included' } as Record<string, string>,
      driverChargeLabels: { FREE: 'Free', PER_DAY: 'Per day', FLAT: 'Flat' } as Record<string, string>,
      reportingPeriodLabels: { WEEKLY: 'Weekly', MONTHLY: 'Monthly', QUARTERLY: 'Quarterly', ANNUAL: 'Annual' } as Record<string, string>,
      reportFormatLabels: { CSV: 'CSV', PDF: 'PDF', BOTH: 'Both' } as Record<string, string>,
    },
    fr: {
      title: 'Paramètres avancés',
      subtitle: 'Gérez les assurances, règles conducteurs, ajustements tarifaires et paramètres de reporting.',
      save: 'Enregistrement…',
      saveBrand: 'Enregistrer la marque',
      brandProfile: 'Marque et profil public',
      brandProfileDesc: 'Contrôlez l’affichage de votre entreprise sur la marketplace et le site de réservation.',
      payments: 'Méthodes de paiement location',
      paymentsDesc: 'Configurez comment les clients paient votre entreprise.',
      savePayments: 'Enregistrer les paiements',
      customDomain: 'Domaine personnalisé',
      customDomainDesc: 'Pointez votre propre domaine vers le site de réservation.',
      saveDomain: 'Enregistrer le domaine',
      removeDomain: 'Supprimer le domaine',
      contractPolicies: 'Contrat et politiques conducteur',
      savePolicies: 'Enregistrer les politiques',
      insurancePolicies: 'Polices d’assurance',
      pricingRules: 'Règles tarifaires',
      accounting: 'Comptabilité et exports',
      saveAccounting: 'Enregistrer la comptabilité',
      displayName: 'Nom affiché',
      tagline: 'Slogan',
      publicEmail: 'E-mail public',
      publicPhone: 'Téléphone public',
      city: 'Ville',
      country: 'Pays',
      websiteUrl: 'URL du site',
      contractLanguage: 'Langue du contrat',
      whatsapp: 'Numéro WhatsApp',
      brandColor: 'Couleur de marque',
      listedMarketplace: 'Publié sur la marketplace',
      logoUpload: 'Logo',
      heroUpload: 'Image principale',
      uploading: 'Téléversement…',
      logoUploaded: 'Logo téléversé',
      noLogo: 'Aucun logo téléversé',
      heroUploaded: 'Image principale téléversée',
      noHero: 'Aucune image principale téléversée',
      subdomain: 'Sous-domaine',
      customDomainLabel: 'Domaine personnalisé',
      domainPlaceholder: 'voitures.exemple.com',
      status: 'Statut',
      verified: 'Vérifié',
      pendingDns: 'Vérification DNS en attente',
      notConfigured: 'Non configuré',
      fuelPolicyType: 'Type de politique carburant',
      additionalDriverCharge: 'Supplément conducteur additionnel',
      dailyDriverRate: 'Tarif conducteur/jour',
      flatDriverRate: 'Tarif conducteur fixe',
      fuelPolicyNote: 'Note sur la politique carburant',
      damagePolicy: 'Politique dommages',
      active: 'Actif',
      inactive: 'Inactif',
      noInsurance: 'Aucune police d’assurance configurée.',
      policyName: 'Nom de la police',
      chargeValue: 'Valeur de facturation',
      required: 'Obligatoire',
      addPolicy: 'Ajouter la police',
      noRules: 'Aucune règle tarifaire configurée.',
      ruleName: 'Nom de la règle',
      addRule: 'Ajouter la règle',
      reportingPeriod: 'Période de reporting',
      reportFormat: 'Format de rapport',
      accountantName: 'Nom du comptable',
      accountantEmail: 'E-mail du comptable',
      autoSend: 'Envoyer automatiquement les rapports au comptable',
      amanpayMerchantId: 'ID marchand AmanPay',
      amanpaySecretKey: 'Clé secrète AmanPay',
      paypalEmail: 'Email business PayPal',
      noPaymentConfigured: 'Si aucun moyen de paiement n’est configuré, les clients peuvent envoyer une demande puis payer à la prise du véhicule.',
      fuelPolicyLabels: { FULL_TO_FULL: 'Plein à plein', FULL_TO_EMPTY: 'Plein à vide', SAME_TO_SAME: 'Même niveau', PREPAID: 'Prépayé', FREE: 'Inclus' } as Record<string, string>,
      driverChargeLabels: { FREE: 'Gratuit', PER_DAY: 'Par jour', FLAT: 'Forfait' } as Record<string, string>,
      reportingPeriodLabels: { WEEKLY: 'Hebdomadaire', MONTHLY: 'Mensuel', QUARTERLY: 'Trimestriel', ANNUAL: 'Annuel' } as Record<string, string>,
      reportFormatLabels: { CSV: 'CSV', PDF: 'PDF', BOTH: 'Les deux' } as Record<string, string>,
    },
    ar: {
      title: 'الإعدادات المتقدمة',
      subtitle: 'إدارة التأمين وقواعد السائق الإضافي وتعديلات التسعير وإعدادات التقارير.',
      save: 'جارٍ الحفظ…',
      saveBrand: 'حفظ العلامة',
      brandProfile: 'العلامة والملف العام',
      brandProfileDesc: 'تحكم في ظهور شركتك في السوق وموقع الحجز العام.',
      payments: 'طرق دفع الإيجار',
      paymentsDesc: 'تهيئة طريقة دفع العملاء لشركتك في موقع الحجز.',
      savePayments: 'حفظ الدفع',
      customDomain: 'نطاق مخصص',
      customDomainDesc: 'ربط نطاقك الخاص بموقع الحجز.',
      saveDomain: 'حفظ النطاق',
      removeDomain: 'إزالة النطاق المخصص',
      contractPolicies: 'العقد وسياسات السائق',
      savePolicies: 'حفظ السياسات',
      insurancePolicies: 'سياسات التأمين',
      pricingRules: 'قواعد التسعير',
      accounting: 'المحاسبة والتصدير',
      saveAccounting: 'حفظ المحاسبة',
      displayName: 'اسم العرض',
      tagline: 'الشعار',
      publicEmail: 'البريد الإلكتروني العام',
      publicPhone: 'الهاتف العام',
      city: 'المدينة',
      country: 'الدولة',
      websiteUrl: 'رابط الموقع',
      contractLanguage: 'لغة العقد',
      whatsapp: 'رقم واتساب',
      brandColor: 'لون العلامة',
      listedMarketplace: 'مدرج في السوق',
      logoUpload: 'رفع الشعار',
      heroUpload: 'رفع صورة الواجهة',
      uploading: 'جارٍ الرفع…',
      logoUploaded: 'تم رفع الشعار',
      noLogo: 'لم يتم رفع شعار بعد',
      heroUploaded: 'تم رفع صورة الواجهة',
      noHero: 'لم يتم رفع صورة واجهة بعد',
      subdomain: 'النطاق الفرعي',
      customDomainLabel: 'النطاق المخصص',
      domainPlaceholder: 'cars.example.com',
      status: 'الحالة',
      verified: 'موثق',
      pendingDns: 'بانتظار التحقق من DNS',
      notConfigured: 'غير مُعدّ',
      fuelPolicyType: 'نوع سياسة الوقود',
      additionalDriverCharge: 'رسوم السائق الإضافي',
      dailyDriverRate: 'تعرفة السائق اليومية',
      flatDriverRate: 'تعرفة السائق الثابتة',
      fuelPolicyNote: 'ملاحظة سياسة الوقود',
      damagePolicy: 'سياسة الأضرار',
      active: 'نشط',
      inactive: 'غير نشط',
      noInsurance: 'لا توجد سياسات تأمين مهيأة.',
      policyName: 'اسم السياسة',
      chargeValue: 'قيمة الرسوم',
      required: 'إلزامي',
      addPolicy: 'إضافة سياسة',
      noRules: 'لا توجد قواعد تسعير مهيأة.',
      ruleName: 'اسم القاعدة',
      addRule: 'إضافة قاعدة',
      reportingPeriod: 'فترة التقرير',
      reportFormat: 'تنسيق التقرير',
      accountantName: 'اسم المحاسب',
      accountantEmail: 'بريد المحاسب',
      autoSend: 'إرسال التقارير تلقائياً إلى المحاسب',
      amanpayMerchantId: 'معرّف التاجر AmanPay',
      amanpaySecretKey: 'المفتاح السري AmanPay',
      paypalEmail: 'بريد أعمال PayPal',
      noPaymentConfigured: 'إذا لم يتم إعداد وسيلة دفع، لا يزال بإمكان العملاء إرسال طلب حجز والدفع عند الاستلام.',
      fuelPolicyLabels: { FULL_TO_FULL: 'ممتلئ إلى ممتلئ', FULL_TO_EMPTY: 'ممتلئ إلى فارغ', SAME_TO_SAME: 'نفس المستوى', PREPAID: 'مدفوع مسبقاً', FREE: 'مشمول' } as Record<string, string>,
      driverChargeLabels: { FREE: 'مجاني', PER_DAY: 'يومي', FLAT: 'ثابت' } as Record<string, string>,
      reportingPeriodLabels: { WEEKLY: 'أسبوعي', MONTHLY: 'شهري', QUARTERLY: 'ربع سنوي', ANNUAL: 'سنوي' } as Record<string, string>,
      reportFormatLabels: { CSV: 'CSV', PDF: 'PDF', BOTH: 'كلاهما' } as Record<string, string>,
    },
  }[language]
  const [brand, setBrand] = useState<BrandSettings | null>(null)
  const [contractSettings, setContractSettings] = useState<ContractSettings | null>(null)
  const [insurancePolicies, setInsurancePolicies] = useState<InsurancePolicy[]>([])
  const [pricingRules, setPricingRules] = useState<PricingRule[]>([])
  const [accountingSettings, setAccountingSettings] = useState<AccountingSettings | null>(null)
  const [newInsurance, setNewInsurance] = useState(emptyInsurance)
  const [newRule, setNewRule] = useState(emptyRule)
  const [customDomain, setCustomDomain] = useState('')
  const [uploadingAsset, setUploadingAsset] = useState<'logo' | 'hero' | null>(null)
  const [error, setError] = useState<string | null>(null)
  const [saving, setSaving] = useState(false)

  async function load() {
    try {
      const [brandData, contractData, insuranceData, ruleData, accountingData] = await Promise.all([
        apiFetch<BrandSettings | null>('/companies/me/brand'),
        apiFetch<ContractSettings | null>('/companies/me/contract-settings'),
        apiFetch<InsurancePolicy[]>('/companies/me/insurance-policies'),
        apiFetch<PricingRule[]>('/companies/me/pricing-rules'),
        apiFetch<AccountingSettings | null>('/companies/me/accounting-settings'),
      ])
      setBrand(brandData)
      setCustomDomain(brandData?.customDomain ?? '')
      setContractSettings(contractData ?? {
        fuelPolicyType: 'FULL_TO_FULL',
        fuelPolicyNote: '',
        additionalDriverCharge: 'FREE',
        additionalDriverDailyRate: 0,
        additionalDriverFlatRate: 0,
        damagePolicy: '',
      })
      setInsurancePolicies(insuranceData)
      setPricingRules(ruleData)
      setAccountingSettings(accountingData ?? {
        reportingPeriod: 'MONTHLY',
        accountantEmail: '',
        accountantName: '',
        autoSendReport: false,
        reportFormat: 'CSV',
      })
      setError(null)
    } catch (err: any) {
      setError(err.message ?? 'Failed to load settings')
    }
  }

  async function saveBrandSettings() {
    if (!brand) return
    setSaving(true)
    setError(null)
    try {
      const updated = await apiFetch<BrandSettings>('/companies/me/brand', {
        method: 'PATCH',
        body: JSON.stringify({
          displayName: brand.displayName,
          tagline: brand.tagline || undefined,
          primaryColor: brand.primaryColor,
          accentColor: brand.accentColor || undefined,
          publicEmail: brand.publicEmail || undefined,
          publicPhone: brand.publicPhone || undefined,
          publicAddress: brand.publicAddress || undefined,
          publicCity: brand.publicCity || undefined,
          publicCountry: brand.publicCountry || undefined,
          websiteUrl: brand.websiteUrl || undefined,
          defaultLocale: brand.defaultLocale || undefined,
          whatsappNumber: brand.whatsappNumber || undefined,
          paypalEmail: brand.paypalEmail || undefined,
          amanpayMerchantId: brand.amanpayMerchantId || undefined,
          amanpaySecretKey: brand.amanpaySecretKey || undefined,
          paypalMerchantId: brand.paypalMerchantId || undefined,
          defaultCurrency: brand.defaultCurrency || undefined,
          isListedOnMarketplace: brand.isListedOnMarketplace,
        }),
      })
      setBrand(updated)
    } catch (err: any) {
      setError(err.message ?? 'Failed to save brand settings')
    } finally {
      setSaving(false)
    }
  }

  async function uploadBrandAsset(kind: 'logo' | 'hero', file: File | null) {
    if (!file) return
    setUploadingAsset(kind)
    setError(null)
    try {
      const formData = new FormData()
      formData.append('file', file)
      const updated = await apiFetch<BrandSettings>(`/companies/me/brand/${kind}`, {
        method: 'POST',
        body: formData,
      })
      setBrand(updated)
    } catch (err: any) {
      setError(err.message ?? `Failed to upload ${kind}`)
    } finally {
      setUploadingAsset(null)
    }
  }

  async function saveCustomDomain() {
    setSaving(true)
    setError(null)
    try {
      await apiFetch('/companies/me/brand/custom-domain', {
        method: 'POST',
        body: JSON.stringify({ customDomain }),
      })
      await load()
    } catch (err: any) {
      setError(err.message ?? 'Failed to save custom domain')
    } finally {
      setSaving(false)
    }
  }

  async function removeCustomDomain() {
    setSaving(true)
    setError(null)
    try {
      await apiFetch('/companies/me/brand/custom-domain', {
        method: 'DELETE',
      })
      setCustomDomain('')
      await load()
    } catch (err: any) {
      setError(err.message ?? 'Failed to remove custom domain')
    } finally {
      setSaving(false)
    }
  }

  useEffect(() => {
    load()
  }, [])

  async function saveContractSettings() {
    if (!contractSettings) return
    setSaving(true)
    setError(null)
    try {
      await apiFetch('/companies/me/contract-settings', {
        method: 'PATCH',
        body: JSON.stringify(contractSettings),
      })
    } catch (err: any) {
      setError(err.message ?? 'Failed to save contract settings')
    } finally {
      setSaving(false)
    }
  }

  async function saveAccountingSettings() {
    if (!accountingSettings) return
    setSaving(true)
    setError(null)
    try {
      await apiFetch('/companies/me/accounting-settings', {
        method: 'PATCH',
        body: JSON.stringify(accountingSettings),
      })
    } catch (err: any) {
      setError(err.message ?? 'Failed to save accounting settings')
    } finally {
      setSaving(false)
    }
  }

  async function createInsurance() {
    setSaving(true)
    setError(null)
    try {
      await apiFetch('/companies/me/insurance-policies', {
        method: 'POST',
        body: JSON.stringify(newInsurance),
      })
      setNewInsurance(emptyInsurance)
      await load()
    } catch (err: any) {
      setError(err.message ?? 'Failed to create insurance policy')
    } finally {
      setSaving(false)
    }
  }

  async function toggleInsurance(policy: InsurancePolicy) {
    try {
      await apiFetch(`/companies/me/insurance-policies/${policy.id}`, {
        method: 'PATCH',
        body: JSON.stringify({ isActive: !policy.isActive }),
      })
      await load()
    } catch (err: any) {
      setError(err.message ?? 'Failed to update insurance policy')
    }
  }

  async function createRule() {
    setSaving(true)
    setError(null)
    try {
      await apiFetch('/companies/me/pricing-rules', {
        method: 'POST',
        body: JSON.stringify(newRule),
      })
      setNewRule(emptyRule)
      await load()
    } catch (err: any) {
      setError(err.message ?? 'Failed to create pricing rule')
    } finally {
      setSaving(false)
    }
  }

  async function toggleRule(rule: PricingRule) {
    try {
      await apiFetch(`/companies/me/pricing-rules/${rule.id}`, {
        method: 'PATCH',
        body: JSON.stringify({ isActive: !rule.isActive }),
      })
      await load()
    } catch (err: any) {
      setError(err.message ?? 'Failed to update pricing rule')
    }
  }

  return (
    <div className="space-y-6">
      <div>
        <h2 className="text-xl font-semibold text-slate-900">{copy.title}</h2>
        <p className="mt-1 text-sm text-slate-500">{copy.subtitle}</p>
      </div>

      {error && <div className="card p-6 text-sm text-red-600">{error}</div>}

      {brand && (
        <div className="grid gap-6">
          <div className="card p-6">
            <div className="flex items-center justify-between gap-4">
              <div>
                <h3 className="text-base font-semibold text-slate-900">{copy.brandProfile}</h3>
                <p className="mt-1 text-sm text-slate-500">{copy.brandProfileDesc}</p>
              </div>
              <button onClick={saveBrandSettings} disabled={saving} className="btn-primary">
                {saving ? copy.save : copy.saveBrand}
              </button>
            </div>
            <div className="mt-5 grid gap-4 lg:grid-cols-2">
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.displayName}</label>
                <input className="input-field" value={brand.displayName} onChange={(event) => setBrand((current) => current ? { ...current, displayName: event.target.value } : current)} />
              </div>
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.tagline}</label>
                <input className="input-field" value={brand.tagline ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, tagline: event.target.value } : current)} />
              </div>
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.publicEmail}</label>
                <input className="input-field" type="email" value={brand.publicEmail ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, publicEmail: event.target.value } : current)} />
              </div>
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.publicPhone}</label>
                <input className="input-field" value={brand.publicPhone ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, publicPhone: event.target.value } : current)} />
              </div>
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.city}</label>
                <input className="input-field" value={brand.publicCity ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, publicCity: event.target.value } : current)} />
              </div>
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.country}</label>
                <input className="input-field" value={brand.publicCountry ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, publicCountry: event.target.value } : current)} />
              </div>
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.websiteUrl}</label>
                <input className="input-field" value={brand.websiteUrl ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, websiteUrl: event.target.value } : current)} />
              </div>
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.contractLanguage}</label>
                <select className="input-field" value={brand.defaultLocale ?? 'en'} onChange={(event) => setBrand((current) => current ? { ...current, defaultLocale: event.target.value } : current)}>
                  <option value="en">EN</option>
                  <option value="fr">FR</option>
                  <option value="ar">AR</option>
                </select>
              </div>
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.whatsapp}</label>
                <input className="input-field" value={brand.whatsappNumber ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, whatsappNumber: event.target.value } : current)} />
              </div>
              <div>
                <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.brandColor}</label>
                <input className="input-field" value={brand.primaryColor} onChange={(event) => setBrand((current) => current ? { ...current, primaryColor: event.target.value } : current)} />
              </div>
              <div className="flex items-center gap-4">
                <label className="flex items-center gap-2 text-sm font-medium text-slate-700">
                  <input type="checkbox" checked={brand.isListedOnMarketplace} onChange={(event) => setBrand((current) => current ? { ...current, isListedOnMarketplace: event.target.checked } : current)} />
                  {copy.listedMarketplace}
                </label>
              </div>
            </div>
            <div className="mt-5 grid gap-4 lg:grid-cols-2">
              <label className="block">
                <span className="mb-1.5 block text-sm font-medium text-slate-700">{copy.logoUpload}</span>
                <input type="file" accept="image/*" onChange={(event) => uploadBrandAsset('logo', event.target.files?.[0] ?? null)} className="input-field" />
                <p className="mt-2 text-xs text-slate-500">{uploadingAsset === 'logo' ? copy.uploading : brand.logoUrl ? copy.logoUploaded : copy.noLogo}</p>
              </label>
              <label className="block">
                <span className="mb-1.5 block text-sm font-medium text-slate-700">{copy.heroUpload}</span>
                <input type="file" accept="image/*" onChange={(event) => uploadBrandAsset('hero', event.target.files?.[0] ?? null)} className="input-field" />
                <p className="mt-2 text-xs text-slate-500">{uploadingAsset === 'hero' ? copy.uploading : brand.heroImageUrl ? copy.heroUploaded : copy.noHero}</p>
              </label>
            </div>
          </div>

          <div className="grid gap-6 lg:grid-cols-2">
            <div className="card p-6">
              <div className="flex items-center justify-between gap-4">
                <div>
                  <h3 className="text-base font-semibold text-slate-900">{copy.payments}</h3>
                  <p className="mt-1 text-sm text-slate-500">{copy.paymentsDesc}</p>
                </div>
                <button onClick={saveBrandSettings} disabled={saving} className="btn-primary">
                  {saving ? copy.save : copy.savePayments}
                </button>
              </div>
              <div className="mt-5 grid gap-4">
                <div>
                  <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.amanpayMerchantId}</label>
                  <input className="input-field" value={brand.amanpayMerchantId ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, amanpayMerchantId: event.target.value } : current)} />
                </div>
                <div>
                  <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.amanpaySecretKey}</label>
                  <input className="input-field" type="password" value={brand.amanpaySecretKey ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, amanpaySecretKey: event.target.value } : current)} />
                </div>
                <div>
                  <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.paypalEmail}</label>
                  <input className="input-field" type="email" value={brand.paypalEmail ?? ''} onChange={(event) => setBrand((current) => current ? { ...current, paypalEmail: event.target.value } : current)} />
                </div>
                <div className="rounded-2xl border border-slate-200 bg-slate-50 p-4 text-sm text-slate-600">
                  {copy.noPaymentConfigured}
                </div>
              </div>
            </div>

            <div className="card p-6">
              <div className="flex items-center justify-between gap-4">
                <div>
                  <h3 className="text-base font-semibold text-slate-900">{copy.customDomain}</h3>
                  <p className="mt-1 text-sm text-slate-500">{copy.customDomainDesc}</p>
                </div>
                <button onClick={saveCustomDomain} disabled={saving || !customDomain.trim()} className="btn-primary">
                  {saving ? copy.save : copy.saveDomain}
                </button>
              </div>
              <div className="mt-5 space-y-4">
                <div>
                  <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.subdomain}</label>
                  <div className="rounded-2xl border border-slate-200 bg-slate-50 px-4 py-3 text-sm text-slate-700">{brand.subdomain}.RentalDriveGo.com</div>
                </div>
                <div>
                  <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.customDomainLabel}</label>
                  <input className="input-field" placeholder={copy.domainPlaceholder} value={customDomain} onChange={(event) => setCustomDomain(event.target.value)} />
                </div>
                <div className="rounded-2xl border border-slate-200 bg-slate-50 p-4 text-sm text-slate-600">
                  {copy.status}: {brand.customDomain ? (brand.customDomainVerified ? copy.verified : copy.pendingDns) : copy.notConfigured}
                </div>
                {brand.customDomain ? (
                  <button onClick={removeCustomDomain} disabled={saving} className="btn-secondary">
                    {copy.removeDomain}
                  </button>
                ) : null}
              </div>
            </div>
          </div>
        </div>
      )}

      {contractSettings && (
        <div className="card p-6">
          <div className="flex items-center justify-between">
            <h3 className="text-base font-semibold text-slate-900">{copy.contractPolicies}</h3>
            <button onClick={saveContractSettings} disabled={saving} className="btn-primary">
              {saving ? copy.save : copy.savePolicies}
            </button>
          </div>
          <div className="mt-5 grid gap-4 lg:grid-cols-2">
            <div>
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.fuelPolicyType}</label>
              <select className="input-field" value={contractSettings.fuelPolicyType} onChange={(event) => setContractSettings((current) => current ? { ...current, fuelPolicyType: event.target.value } : current)}>
                {['FULL_TO_FULL', 'FULL_TO_EMPTY', 'SAME_TO_SAME', 'PREPAID', 'FREE'].map((option) => <option key={option} value={option}>{copy.fuelPolicyLabels[option] ?? option}</option>)}
              </select>
            </div>
            <div>
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.additionalDriverCharge}</label>
              <select className="input-field" value={contractSettings.additionalDriverCharge} onChange={(event) => setContractSettings((current) => current ? { ...current, additionalDriverCharge: event.target.value as ContractSettings['additionalDriverCharge'] } : current)}>
                {['FREE', 'PER_DAY', 'FLAT'].map((option) => <option key={option} value={option}>{copy.driverChargeLabels[option] ?? option}</option>)}
              </select>
            </div>
            <div>
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.dailyDriverRate}</label>
              <input type="number" className="input-field" value={contractSettings.additionalDriverDailyRate} onChange={(event) => setContractSettings((current) => current ? { ...current, additionalDriverDailyRate: Number(event.target.value) } : current)} />
            </div>
            <div>
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.flatDriverRate}</label>
              <input type="number" className="input-field" value={contractSettings.additionalDriverFlatRate} onChange={(event) => setContractSettings((current) => current ? { ...current, additionalDriverFlatRate: Number(event.target.value) } : current)} />
            </div>
            <div className="lg:col-span-2">
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.fuelPolicyNote}</label>
              <textarea className="input-field min-h-24" value={contractSettings.fuelPolicyNote ?? ''} onChange={(event) => setContractSettings((current) => current ? { ...current, fuelPolicyNote: event.target.value } : current)} />
            </div>
            <div className="lg:col-span-2">
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.damagePolicy}</label>
              <textarea className="input-field min-h-24" value={contractSettings.damagePolicy ?? ''} onChange={(event) => setContractSettings((current) => current ? { ...current, damagePolicy: event.target.value } : current)} />
            </div>
          </div>
        </div>
      )}

      <div className="grid gap-6 xl:grid-cols-2">
        <div className="card p-6">
          <h3 className="text-base font-semibold text-slate-900">{copy.insurancePolicies}</h3>
          <div className="mt-5 space-y-3">
            {insurancePolicies.map((policy) => (
              <div key={policy.id} className="flex items-center justify-between rounded-2xl border border-slate-200 px-4 py-3 text-sm">
                <div>
                  <p className="font-medium text-slate-900">{policy.name}</p>
                  <p className="text-slate-500">{policy.type} · {policy.chargeType} · {policy.chargeValue}</p>
                </div>
                <button onClick={() => toggleInsurance(policy)} className={policy.isActive ? 'badge-green' : 'badge-gray'}>
                  {policy.isActive ? copy.active : copy.inactive}
                </button>
              </div>
            ))}
            {insurancePolicies.length === 0 && <div className="text-sm text-slate-400">{copy.noInsurance}</div>}
          </div>

          <div className="mt-5 grid gap-3 sm:grid-cols-2">
            <input className="input-field" placeholder={copy.policyName} value={newInsurance.name} onChange={(event) => setNewInsurance((current) => ({ ...current, name: event.target.value }))} />
            <select className="input-field" value={newInsurance.type} onChange={(event) => setNewInsurance((current) => ({ ...current, type: event.target.value }))}>
              {['BASIC', 'FULL', 'CDW', 'SCDW', 'THEFT', 'THIRD_PARTY', 'ROADSIDE', 'PERSONAL', 'CUSTOM'].map((option) => <option key={option} value={option}>{option}</option>)}
            </select>
            <select className="input-field" value={newInsurance.chargeType} onChange={(event) => setNewInsurance((current) => ({ ...current, chargeType: event.target.value }))}>
              {['PER_DAY', 'PER_RENTAL', 'PERCENTAGE_OF_RENTAL'].map((option) => <option key={option} value={option}>{option}</option>)}
            </select>
            <input type="number" className="input-field" placeholder={copy.chargeValue} value={newInsurance.chargeValue} onChange={(event) => setNewInsurance((current) => ({ ...current, chargeValue: Number(event.target.value) }))} />
          </div>
          <div className="mt-3 flex items-center gap-4 text-sm">
            <label className="flex items-center gap-2"><input type="checkbox" checked={newInsurance.isRequired} onChange={(event) => setNewInsurance((current) => ({ ...current, isRequired: event.target.checked }))} /> {copy.required}</label>
            <button onClick={createInsurance} disabled={saving} className="btn-primary">{saving ? copy.save : copy.addPolicy}</button>
          </div>
        </div>

        <div className="card p-6">
          <h3 className="text-base font-semibold text-slate-900">{copy.pricingRules}</h3>
          <div className="mt-5 space-y-3">
            {pricingRules.map((rule) => (
              <div key={rule.id} className="flex items-center justify-between rounded-2xl border border-slate-200 px-4 py-3 text-sm">
                <div>
                  <p className="font-medium text-slate-900">{rule.name}</p>
                  <p className="text-slate-500">{rule.type} · {rule.condition} {rule.conditionValue} · {rule.adjustmentType} {rule.adjustmentValue}</p>
                </div>
                <button onClick={() => toggleRule(rule)} className={rule.isActive ? 'badge-green' : 'badge-gray'}>
                  {rule.isActive ? copy.active : copy.inactive}
                </button>
              </div>
            ))}
            {pricingRules.length === 0 && <div className="text-sm text-slate-400">{copy.noRules}</div>}
          </div>

          <div className="mt-5 grid gap-3 sm:grid-cols-2">
            <input className="input-field" placeholder={copy.ruleName} value={newRule.name} onChange={(event) => setNewRule((current) => ({ ...current, name: event.target.value }))} />
            <select className="input-field" value={newRule.type} onChange={(event) => setNewRule((current) => ({ ...current, type: event.target.value }))}>
              {['SURCHARGE', 'DISCOUNT'].map((option) => <option key={option} value={option}>{option}</option>)}
            </select>
            <select className="input-field" value={newRule.condition} onChange={(event) => setNewRule((current) => ({ ...current, condition: event.target.value }))}>
              {['AGE_LESS_THAN', 'AGE_GREATER_THAN', 'LICENSE_YEARS_LESS_THAN', 'LICENSE_YEARS_GREATER_THAN'].map((option) => <option key={option} value={option}>{option}</option>)}
            </select>
            <input type="number" className="input-field" value={newRule.conditionValue} onChange={(event) => setNewRule((current) => ({ ...current, conditionValue: Number(event.target.value) }))} />
            <select className="input-field" value={newRule.adjustmentType} onChange={(event) => setNewRule((current) => ({ ...current, adjustmentType: event.target.value }))}>
              {['PERCENTAGE', 'FLAT_PER_DAY', 'FLAT_TOTAL'].map((option) => <option key={option} value={option}>{option}</option>)}
            </select>
            <input type="number" className="input-field" value={newRule.adjustmentValue} onChange={(event) => setNewRule((current) => ({ ...current, adjustmentValue: Number(event.target.value) }))} />
          </div>
          <div className="mt-3">
            <button onClick={createRule} disabled={saving} className="btn-primary">{saving ? copy.save : copy.addRule}</button>
          </div>
        </div>
      </div>

      {accountingSettings && (
        <div className="card p-6">
          <div className="flex items-center justify-between">
            <h3 className="text-base font-semibold text-slate-900">{copy.accounting}</h3>
            <button onClick={saveAccountingSettings} disabled={saving} className="btn-primary">
              {saving ? copy.save : copy.saveAccounting}
            </button>
          </div>
          <div className="mt-5 grid gap-4 lg:grid-cols-2">
            <div>
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.reportingPeriod}</label>
              <select className="input-field" value={accountingSettings.reportingPeriod} onChange={(event) => setAccountingSettings((current) => current ? { ...current, reportingPeriod: event.target.value } : current)}>
                {['WEEKLY', 'MONTHLY', 'QUARTERLY', 'ANNUAL'].map((option) => <option key={option} value={option}>{copy.reportingPeriodLabels[option] ?? option}</option>)}
              </select>
            </div>
            <div>
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.reportFormat}</label>
              <select className="input-field" value={accountingSettings.reportFormat} onChange={(event) => setAccountingSettings((current) => current ? { ...current, reportFormat: event.target.value } : current)}>
                {['CSV', 'PDF', 'BOTH'].map((option) => <option key={option} value={option}>{copy.reportFormatLabels[option] ?? option}</option>)}
              </select>
            </div>
            <div>
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.accountantName}</label>
              <input className="input-field" value={accountingSettings.accountantName ?? ''} onChange={(event) => setAccountingSettings((current) => current ? { ...current, accountantName: event.target.value } : current)} />
            </div>
            <div>
              <label className="mb-1.5 block text-sm font-medium text-slate-700">{copy.accountantEmail}</label>
              <input className="input-field" value={accountingSettings.accountantEmail ?? ''} onChange={(event) => setAccountingSettings((current) => current ? { ...current, accountantEmail: event.target.value } : current)} />
            </div>
          </div>
          <label className="mt-4 flex items-center gap-2 text-sm font-medium text-slate-700">
            <input type="checkbox" checked={accountingSettings.autoSendReport} onChange={(event) => setAccountingSettings((current) => current ? { ...current, autoSendReport: event.target.checked } : current)} />
            {copy.autoSend}
          </label>
        </div>
      )}
    </div>
  )
}
