import type { SocialFeedDashboard, SocialFeedDashboardCreate, SocialFeedDashboardUpdate } from '@nexumi/shared';
import type { SocialFeed } from '@prisma/client';
import { prisma } from '../prisma';

function toDashboard(feed: SocialFeed): SocialFeedDashboard {
  return {
    id: feed.id,
    type: feed.type as SocialFeedDashboard['type'],
    sourceId: feed.sourceId,
    channelId: feed.channelId,
    rolePingId: feed.rolePingId ?? '',
    template: feed.template,
    enabled: feed.enabled
  };
}

export async function listSocialFeeds(guildId: string): Promise<SocialFeedDashboard[]> {
  const feeds = await prisma.socialFeed.findMany({ where: { guildId }, orderBy: { createdAt: 'asc' } });
  return feeds.map(toDashboard);
}

export async function createSocialFeed(
  guildId: string,
  input: SocialFeedDashboardCreate
): Promise<SocialFeedDashboard> {
  await prisma.guild.upsert({ where: { id: guildId }, update: {}, create: { id: guildId } });
  const feed = await prisma.socialFeed.create({
    data: {
      guildId,
      type: input.type,
      sourceId: input.sourceId,
      channelId: input.channelId,
      rolePingId: input.rolePingId ? input.rolePingId : null,
      template: input.template ?? null,
      enabled: input.enabled
    }
  });
  return toDashboard(feed);
}

export async function updateSocialFeed(
  guildId: string,
  feedId: string,
  patch: SocialFeedDashboardUpdate
): Promise<SocialFeedDashboard | null> {
  const existing = await prisma.socialFeed.findFirst({ where: { id: feedId, guildId } });
  if (!existing) {
    return null;
  }

  const { rolePingId, ...rest } = patch;
  const updated = await prisma.socialFeed.update({
    where: { id: feedId },
    data: {
      ...rest,
      ...(rolePingId !== undefined ? { rolePingId: rolePingId === '' ? null : rolePingId } : {})
    }
  });
  return toDashboard(updated);
}

export async function deleteSocialFeed(guildId: string, feedId: string): Promise<boolean> {
  const result = await prisma.socialFeed.deleteMany({ where: { id: feedId, guildId } });
  return result.count > 0;
}