'use server';

import { revalidatePath } from 'next/cache';
import { auth } from '@/lib/auth';
import * as motivatorsService from '@/services/moving-motivators';

// ============================================
// Session Actions
// ============================================

export async function createMotivatorSession(data: { title: string; participant: string }) {
  const session = await auth();
  if (!session?.user?.id) {
    return { success: false, error: 'Non autorisé' };
  }

  try {
    const motivatorSession = await motivatorsService.createMotivatorSession(session.user.id, data);
    revalidatePath('/motivators');
    return { success: true, data: motivatorSession };
  } catch (error) {
    console.error('Error creating motivator session:', error);
    return { success: false, error: 'Erreur lors de la création' };
  }
}

export async function updateMotivatorSession(
  sessionId: string,
  data: { title?: string; participant?: string }
) {
  const authSession = await auth();
  if (!authSession?.user?.id) {
    return { success: false, error: 'Non autorisé' };
  }

  try {
    await motivatorsService.updateMotivatorSession(sessionId, authSession.user.id, data);

    // Emit event for real-time sync
    await motivatorsService.createMotivatorSessionEvent(
      sessionId,
      authSession.user.id,
      'SESSION_UPDATED',
      data
    );

    revalidatePath(`/motivators/${sessionId}`);
    revalidatePath('/motivators');
    revalidatePath('/sessions'); // Also revalidate unified workshops page
    return { success: true };
  } catch (error) {
    console.error('Error updating motivator session:', error);
    return { success: false, error: 'Erreur lors de la mise à jour' };
  }
}

export async function deleteMotivatorSession(sessionId: string) {
  const authSession = await auth();
  if (!authSession?.user?.id) {
    return { success: false, error: 'Non autorisé' };
  }

  try {
    await motivatorsService.deleteMotivatorSession(sessionId, authSession.user.id);
    revalidatePath('/motivators');
    revalidatePath('/sessions'); // Also revalidate unified workshops page
    return { success: true };
  } catch (error) {
    console.error('Error deleting motivator session:', error);
    return { success: false, error: 'Erreur lors de la suppression' };
  }
}

// ============================================
// Card Actions
// ============================================

export async function updateMotivatorCard(
  cardId: string,
  sessionId: string,
  data: { orderIndex?: number; influence?: number }
) {
  const authSession = await auth();
  if (!authSession?.user?.id) {
    return { success: false, error: 'Non autorisé' };
  }

  // Check edit permission
  const canEdit = await motivatorsService.canEditMotivatorSession(sessionId, authSession.user.id);
  if (!canEdit) {
    return { success: false, error: 'Permission refusée' };
  }

  try {
    const card = await motivatorsService.updateMotivatorCard(cardId, data);

    // Emit event for real-time sync
    if (data.influence !== undefined) {
      await motivatorsService.createMotivatorSessionEvent(
        sessionId,
        authSession.user.id,
        'CARD_INFLUENCE_CHANGED',
        { cardId, influence: data.influence, type: card.type }
      );
    } else if (data.orderIndex !== undefined) {
      await motivatorsService.createMotivatorSessionEvent(
        sessionId,
        authSession.user.id,
        'CARD_MOVED',
        { cardId, orderIndex: data.orderIndex, type: card.type }
      );
    }

    revalidatePath(`/motivators/${sessionId}`);
    return { success: true, data: card };
  } catch (error) {
    console.error('Error updating motivator card:', error);
    return { success: false, error: 'Erreur lors de la mise à jour' };
  }
}

export async function reorderMotivatorCards(sessionId: string, cardIds: string[]) {
  const authSession = await auth();
  if (!authSession?.user?.id) {
    return { success: false, error: 'Non autorisé' };
  }

  // Check edit permission
  const canEdit = await motivatorsService.canEditMotivatorSession(sessionId, authSession.user.id);
  if (!canEdit) {
    return { success: false, error: 'Permission refusée' };
  }

  try {
    await motivatorsService.reorderMotivatorCards(sessionId, cardIds);

    // Emit event for real-time sync
    await motivatorsService.createMotivatorSessionEvent(
      sessionId,
      authSession.user.id,
      'CARDS_REORDERED',
      { cardIds }
    );

    revalidatePath(`/motivators/${sessionId}`);
    return { success: true };
  } catch (error) {
    console.error('Error reordering motivator cards:', error);
    return { success: false, error: 'Erreur lors du réordonnancement' };
  }
}

export async function updateCardInfluence(cardId: string, sessionId: string, influence: number) {
  return updateMotivatorCard(cardId, sessionId, { influence });
}

// ============================================
// Sharing Actions
// ============================================

export async function shareMotivatorSession(
  sessionId: string,
  targetEmail: string,
  role: 'VIEWER' | 'EDITOR' = 'EDITOR'
) {
  const authSession = await auth();
  if (!authSession?.user?.id) {
    return { success: false, error: 'Non autorisé' };
  }

  try {
    const share = await motivatorsService.shareMotivatorSession(
      sessionId,
      authSession.user.id,
      targetEmail,
      role
    );
    revalidatePath(`/motivators/${sessionId}`);
    return { success: true, data: share };
  } catch (error) {
    console.error('Error sharing motivator session:', error);
    const message = error instanceof Error ? error.message : 'Erreur lors du partage';
    return { success: false, error: message };
  }
}

export async function removeMotivatorShare(sessionId: string, shareUserId: string) {
  const authSession = await auth();
  if (!authSession?.user?.id) {
    return { success: false, error: 'Non autorisé' };
  }

  try {
    await motivatorsService.removeMotivatorShare(sessionId, authSession.user.id, shareUserId);
    revalidatePath(`/motivators/${sessionId}`);
    return { success: true };
  } catch (error) {
    console.error('Error removing motivator share:', error);
    return { success: false, error: 'Erreur lors de la suppression du partage' };
  }
}