sexy/packages/backend/src/graphql/resolvers/comments.ts

import { GraphQLError } from "graphql";
import { builder } from "../builder";
import { CommentType } from "../types/index";
import { comments, users } from "../../db/schema/index";
import { eq, and, desc } from "drizzle-orm";
import { awardPoints, checkAchievements } from "../../lib/gamification";

builder.queryField("commentsForVideo", (t) =>
  t.field({
    type: [CommentType],
    args: {
      videoId: t.arg.string({ required: true }),
    },
    resolve: async (_root, args, ctx) => {
      const commentList = await ctx.db
        .select()
        .from(comments)
        .where(and(eq(comments.collection, "videos"), eq(comments.item_id, args.videoId)))
        .orderBy(desc(comments.date_created));

      return Promise.all(
        commentList.map(async (c: any) => {
          const user = await ctx.db
            .select({ id: users.id, first_name: users.first_name, last_name: users.last_name, avatar: users.avatar })
            .from(users)
            .where(eq(users.id, c.user_id))
            .limit(1);
          return { ...c, user: user[0] || null };
        }),
      );
    },
  }),
);

builder.mutationField("createCommentForVideo", (t) =>
  t.field({
    type: CommentType,
    args: {
      videoId: t.arg.string({ required: true }),
      comment: t.arg.string({ required: true }),
    },
    resolve: async (_root, args, ctx) => {
      if (!ctx.currentUser) throw new GraphQLError("Unauthorized");

      const newComment = await ctx.db
        .insert(comments)
        .values({
          collection: "videos",
          item_id: args.videoId,
          comment: args.comment,
          user_id: ctx.currentUser.id,
        })
        .returning();

      // Gamification
      await awardPoints(ctx.db, ctx.currentUser.id, "COMMENT_CREATE");
      await checkAchievements(ctx.db, ctx.currentUser.id, "social");

      const user = await ctx.db
        .select({ id: users.id, first_name: users.first_name, last_name: users.last_name, avatar: users.avatar })
        .from(users)
        .where(eq(users.id, ctx.currentUser.id))
        .limit(1);

      return { ...newComment[0], user: user[0] || null };
    },
  }),
);