import { buildConfig } from 'payload'
import { postgresAdapter } from '@payloadcms/db-postgres'
import { lexicalEditor } from '@payloadcms/richtext-lexical'
import { multiTenantPlugin } from '@payloadcms/plugin-multi-tenant'
import { seoPlugin } from '@payloadcms/plugin-seo'
import { nestedDocsPlugin } from '@payloadcms/plugin-nested-docs'
import { formBuilderPlugin } from '@payloadcms/plugin-form-builder'
import { redirectsPlugin } from '@payloadcms/plugin-redirects'
import { openapi, swaggerUI } from 'payload-oapi'
import { de } from '@payloadcms/translations/languages/de'
import { en } from '@payloadcms/translations/languages/en'
import path from 'path'
import { fileURLToPath } from 'url'
import sharp from 'sharp'

// Security: Validate required environment variables at startup
import { env } from './lib/envValidation'

import { Users } from './collections/Users'
import { Media } from './collections/Media'
import { Tenants } from './collections/Tenants'
import { Pages } from './collections/Pages'
import { Posts } from './collections/Posts'
import { Categories } from './collections/Categories'
import { SocialLinks } from './collections/SocialLinks'
import { Testimonials } from './collections/Testimonials'
import { FAQs } from './collections/FAQs'
import { Team } from './collections/Team'
import { ServiceCategories } from './collections/ServiceCategories'
import { Services } from './collections/Services'
import { NewsletterSubscribers } from './collections/NewsletterSubscribers'

// Portfolio Collections
import { PortfolioCategories } from './collections/PortfolioCategories'
import { Portfolios } from './collections/Portfolios'

// Video Collections
import { VideoCategories } from './collections/VideoCategories'
import { Videos } from './collections/Videos'

// Product Collections
import { ProductCategories } from './collections/ProductCategories'
import { Products } from './collections/Products'

// Timeline Collection
import { Timelines } from './collections/Timelines'

// Workflow Collection
import { Workflows } from './collections/Workflows'

// Blogging Collections
import { Tags } from './collections/Tags'
import { Authors } from './collections/Authors'

// New Feature Collections
import { Locations } from './collections/Locations'
import { Partners } from './collections/Partners'
import { Jobs } from './collections/Jobs'
import { Downloads } from './collections/Downloads'
import { Events } from './collections/Events'

// Tenant-specific Collections
import { Bookings } from './collections/Bookings'
import { Certifications } from './collections/Certifications'
import { Projects } from './collections/Projects'

// BlogWoman Collections - ENABLED
import { Favorites } from './collections/Favorites'
import { Series } from './collections/Series'

// YouTube Operations Hub Collections
import { YouTubeChannels } from './collections/YouTubeChannels'
import { YouTubeContent } from './collections/YouTubeContent'
import { YtTasks } from './collections/YtTasks'
import { YtNotifications } from './collections/YtNotifications'
// YouTube Operations Hub v2 Collections
import { YtBatches } from './collections/YtBatches'
import { YtMonthlyGoals } from './collections/YtMonthlyGoals'
import { YtScriptTemplates } from './collections/YtScriptTemplates'
import { YtChecklistTemplates } from './collections/YtChecklistTemplates'
import { YtSeries } from './collections/YtSeries'

// Community Management Collections
import { SocialPlatforms } from './collections/SocialPlatforms'
import { SocialAccounts } from './collections/SocialAccounts'
import { CommunityInteractions } from './collections/CommunityInteractions'
import { CommunityTemplates } from './collections/CommunityTemplates'
import { CommunityRules } from './collections/CommunityRules'
import { ReportSchedules } from './collections/ReportSchedules'

// Debug: Minimal test collection - DISABLED (nur für Tests)
// import { TestMinimal } from './collections/TestMinimal'

// Consent Management Collections
import { CookieConfigurations } from './collections/CookieConfigurations'
import { CookieInventory } from './collections/CookieInventory'
import { ConsentLogs } from './collections/ConsentLogs'
import { PrivacyPolicySettings } from './collections/PrivacyPolicySettings'

// Tenant-specific Settings Collections (converted from Globals)
import { SiteSettings } from './collections/SiteSettings'
import { Navigations } from './collections/Navigations'

// Global Settings (system-wide, not tenant-specific)
import { SEOSettings } from './globals/SEOSettings'

// Hooks
import { sendFormNotification } from './hooks/sendFormNotification'
import { formSubmissionBeforeChange } from './hooks/formSubmissionHooks'
import { setSubmissionTenant } from './hooks/setSubmissionTenant'

// Form Submissions Overrides
import { formSubmissionOverrides } from './collections/FormSubmissionsOverrides'

// Email
import { multiTenantEmailAdapter } from './lib/email/payload-email-adapter'

// Email Logs
import { EmailLogs } from './collections/EmailLogs'

// Audit Logs
import { AuditLogs } from './collections/AuditLogs'

// Monitoring Collections
import { MonitoringSnapshots } from './collections/MonitoringSnapshots'
import { MonitoringLogs } from './collections/MonitoringLogs'
import { MonitoringAlertRules } from './collections/MonitoringAlertRules'
import { MonitoringAlertHistory } from './collections/MonitoringAlertHistory'

const filename = fileURLToPath(import.meta.url)
const dirname = path.dirname(filename)

export default buildConfig({
  serverURL: process.env.PAYLOAD_PUBLIC_SERVER_URL || 'https://pl.porwoll.tech',
  admin: {
    user: Users.slug,
    components: {
      afterNavLinks: [
        '@/components/admin/CommunityNavLinks#CommunityNavLinks',
        '@/components/admin/YouTubeAnalyticsNavLinks#YouTubeAnalyticsNavLinks',
        '@/components/admin/MonitoringNavLinks#MonitoringNavLinks',
      ],
      views: {
        TenantDashboard: {
          Component: '@/components/admin/TenantDashboardView#TenantDashboardView',
          path: '/tenant-dashboard',
        },
        YouTubeAnalyticsDashboard: {
          Component: '@/components/admin/YouTubeAnalyticsDashboardView#YouTubeAnalyticsDashboardView',
          path: '/youtube-analytics',
        },
        ContentCalendar: {
          Component: '@/components/admin/ContentCalendarView#ContentCalendarView',
          path: '/content-calendar',
        },
        MonitoringDashboard: {
          Component: '@/components/admin/MonitoringDashboardView#MonitoringDashboardView',
          path: '/monitoring',
        },
      },
    },
  },
  // Multi-Tenant Email Adapter
  email: multiTenantEmailAdapter,
  // Admin Panel Internationalization (UI translations)
  i18n: {
    supportedLanguages: { de, en },
    fallbackLanguage: 'de',
  },
  // Content Localization (multilingual content)
  localization: {
    locales: [
      {
        label: 'Deutsch',
        code: 'de',
      },
      {
        label: 'English',
        code: 'en',
      },
    ],
    defaultLocale: 'de',
    fallback: true,
  },
  // CORS Konfiguration für externe Frontends
  cors: [
    'http://localhost:3000',
    'http://localhost:3001',
    'http://10.10.180.153:3000',
    'http://10.10.180.153:3001',
    'http://10.10.181.104:3000',
    'https://dev.zh3.de',
    'https://porwoll.de',
    'https://www.porwoll.de',
    'https://pl.porwoll.tech',
    'https://pl.c2sgmbh.de',
    'https://cms.c2sgmbh.de',
  ],
  // CSRF Protection
  csrf: [
    'http://localhost:3000',
    'http://localhost:3001',
    'http://10.10.180.153:3000',
    'http://10.10.180.153:3001',
    'http://10.10.181.104:3000',
    'https://dev.zh3.de',
    'https://porwoll.de',
    'https://www.porwoll.de',
    'https://pl.porwoll.tech',
    'https://pl.c2sgmbh.de',
    'https://cms.c2sgmbh.de',
  ],
  collections: [
    Users,
    Media,
    Tenants,
    Pages,
    Posts,
    Categories,
    SocialLinks,
    Testimonials,
    FAQs,
    Team,
    ServiceCategories,
    Services,
    NewsletterSubscribers,
    // Portfolio
    PortfolioCategories,
    Portfolios,
    // Videos
    VideoCategories,
    Videos,
    // Products
    ProductCategories,
    Products,
    // Timelines & Workflows
    Timelines,
    Workflows,
    // Blogging
    Tags,
    Authors,
    // New Feature Collections
    Locations,
    Partners,
    Jobs,
    Downloads,
    Events,
    // Tenant-specific Collections
    Bookings,
    Certifications,
    Projects,
    // BlogWoman Collections - ENABLED
    Favorites,
    Series,
    // YouTube Operations Hub
    YouTubeChannels,
    YouTubeContent,
    YtTasks,
    YtNotifications,
    // YouTube Operations Hub v2
    YtBatches,
    YtMonthlyGoals,
    YtScriptTemplates,
    YtChecklistTemplates,
    YtSeries,
    // Community Management
    SocialPlatforms,
    SocialAccounts,
    CommunityInteractions,
    CommunityTemplates,
    CommunityRules,
    ReportSchedules,
    // Debug: Minimal test collection - DISABLED
    // TestMinimal,
    // Consent Management
    CookieConfigurations,
    CookieInventory,
    ConsentLogs,
    PrivacyPolicySettings,
    // System
    EmailLogs,
    AuditLogs,
    // Monitoring
    MonitoringSnapshots,
    MonitoringLogs,
    MonitoringAlertRules,
    MonitoringAlertHistory,
    // Tenant-specific Settings (converted from Globals)
    SiteSettings,
    Navigations,
  ],
  globals: [SEOSettings],
  editor: lexicalEditor(),
  secret: env.PAYLOAD_SECRET,
  typescript: {
    outputFile: path.resolve(dirname, 'payload-types.ts'),
  },
  db: postgresAdapter({
    pool: {
      connectionString: env.DATABASE_URI,
    },
    // push: false - Migrationen für Schema-Änderungen verwenden
    push: false,
  }),
  // Sharp für Bildoptimierung
  sharp,
  plugins: [
    // formBuilderPlugin MUSS vor multiTenantPlugin stehen, da es die forms/form-submissions
    // Collections erstellt, die multiTenantPlugin dann mit Tenant-Scoping erweitert.
    formBuilderPlugin({
      fields: {
        text: true,
        textarea: true,
        select: true,
        email: true,
        state: false,
        country: false,
        checkbox: true,
        number: true,
        message: true,
        payment: false,
      },
      // Fix für TypeScript Types Generation - das Plugin braucht explizite relationTo Angaben
      redirectRelationships: ['pages'],
      formOverrides: {
        admin: {
          group: 'Formulare',
        },
        labels: {
          singular: 'Formular',
          plural: 'Formulare',
        },
        fields: ({ defaultFields }) => [
          ...defaultFields,
          {
            name: 'tenant',
            type: 'relationship',
            relationTo: 'tenants',
            required: true,
            admin: { position: 'sidebar' },
          },
        ],
      },
      formSubmissionOverrides: {
        ...(formSubmissionOverrides as Record<string, unknown>),
        hooks: {
          beforeChange: [setSubmissionTenant, formSubmissionBeforeChange],
          afterChange: [sendFormNotification],
        },
      } as Parameters<typeof formBuilderPlugin>[0]['formSubmissionOverrides'],
    }),
    multiTenantPlugin({
      tenantsSlug: 'tenants',
      collections: {
        media: {},
        pages: {},
        posts: {},
        categories: {},
        'social-links': {},
        // Type assertion für neue Collections bis payload-types.ts regeneriert wird
        ...({
          testimonials: {},
          faqs: {},
          team: {},
          'service-categories': {},
          services: {},
          'newsletter-subscribers': {},
          // Portfolio Collections
          'portfolio-categories': {},
          portfolios: {},
          // Video Collections
          'video-categories': {},
          videos: {},
          // Product Collections
          'product-categories': {},
          products: {},
          // Timeline & Workflow Collections
          timelines: {},
          workflows: {},
          // Blogging Collections
          tags: {},
          authors: {},
          // New Feature Collections
          locations: {},
          partners: {},
          jobs: {},
          downloads: {},
          events: {},
          // Tenant-specific Collections
          bookings: {},
          certifications: {},
          projects: {},
          // BlogWoman Collections - ENABLED
          favorites: {},
          series: {},
          // Debug: Minimal test collection - DISABLED
          // 'test-minimal': {},
          // Form Builder Plugin Collections - customTenantField: true weil tenant via formOverrides injiziert wird
          forms: { customTenantField: true },
          'form-submissions': { customTenantField: true },
          // Consent Management Collections - customTenantField: true weil sie bereits ein tenant-Feld haben
          'cookie-configurations': { customTenantField: true },
          'cookie-inventory': { customTenantField: true },
          'consent-logs': { customTenantField: true },
          'privacy-policy-settings': { customTenantField: true },
          // Tenant-specific Settings (converted from Globals)
          'site-settings': {},
          navigations: {},
        } as Record<string, { customTenantField?: boolean }>),
      },
      // Super Admins haben Zugriff auf alle Tenants
      userHasAccessToAllTenants: (user) => {
        const result = Boolean(user?.isSuperAdmin)
        console.log('[DEBUG:MultiTenant] userHasAccessToAllTenants:', {
          userId: user?.id,
          email: user?.email,
          isSuperAdmin: user?.isSuperAdmin,
          result,
          tenants: user?.tenants,
          userKeys: user ? Object.keys(user) : 'no user',
        })
        return result
      },
      debug: true,
      // Deutsche Übersetzungen für den Tenant-Selector
      i18n: {
        translations: {
          de: {
            'nav-tenantSelector-label': 'Nach Tenant filtern',
            'assign-tenant-button-label': 'Tenant zuweisen',
            'assign-tenant-modal-title': '"{{title}}" zuweisen',
            'field-assignedTenant-label': 'Zugewiesener Tenant',
          },
          en: {
            'nav-tenantSelector-label': 'Filter by Tenant',
            'assign-tenant-button-label': 'Assign Tenant',
            'assign-tenant-modal-title': 'Assign "{{title}}"',
            'field-assignedTenant-label': 'Assigned Tenant',
          },
        },
      },
    }),
    seoPlugin({
      collections: [],
      uploadsCollection: 'media',
      generateTitle: ({ doc }) => `${doc?.title || ''} | Website`,
      generateDescription: ({ doc }) => doc?.excerpt || '',
    }),
    nestedDocsPlugin({
      collections: [],
      generateLabel: (_, doc) => doc.title as string,
      generateURL: (docs) => docs.reduce((url, doc) => `${url}/${doc.slug}`, ''),
    }),
    redirectsPlugin({
      collections: ['pages'],
      overrides: {
        admin: {
          group: 'Einstellungen',
        },
      },
    }),
    // OpenAPI Documentation
    openapi({
      openapiVersion: '3.1',
      metadata: {
        title: 'Payload CMS API',
        version: '1.0.0',
        description: 'Multi-Tenant CMS API für porwoll.de, complexcaresolutions.de, gunshin.de und zweitmein.ng',
      },
    }),
    // Swagger UI unter /api/docs
    swaggerUI({}),
  ],
})