import "server-only";

import { db } from "@/db";
import { cdn, shareTexts } from "@/db/schema";
import type { ShareSource } from "@/db/schema/share";
import type { ValidatedImage } from "@/lib/share/validation";

export type ShareAuthor = {
  userId: string;
  discordId: string;
  displayName: string;
  avatarUrl: string | null;
};

export async function createShare({
  content,
  description,
  image,
  source,
  author,
}: {
  content: string;
  description: string | null;
  image: ValidatedImage | null;
  source: ShareSource;
  author: ShareAuthor;
}) {
  return db.transaction(async (tx) => {
    let imageCdnId: string | null = null;
    if (image) {
      const [record] = await tx
        .insert(cdn)
        .values({
          data: image.bytes,
          name: image.name,
          type: image.type,
          size: image.size,
          ownerDiscordId: author.discordId,
        })
        .returning({ id: cdn.id });
      imageCdnId = record.id;
    }

    const [share] = await tx
      .insert(shareTexts)
      .values({
        content,
        description,
        imageCdnId,
        source,
        authorId: author.userId,
        authorDiscordId: author.discordId,
        authorName: author.displayName,
        authorAvatarUrl: author.avatarUrl,
      })
      .returning({
        id: shareTexts.id,
        imageCdnId: shareTexts.imageCdnId,
        createdAt: shareTexts.createdAt,
      });

    return share;
  });
}