import { json, type RequestEvent } from '@sveltejs/kit';
import { tokenIsAvailable } from '$lib/utils';
import prisma from '$lib/prisma';

/** @type {import('./$types').RequestHandler} */

export async function POST({ cookies, request, params } : RequestEvent) {
  const id = params.id?.replace("@", "/")

  const model = await prisma.model.findFirst({
    where: {
      id,
    },
  })
  if (!model) {
    return json({
      error: "Model not found",
    }, { status: 404 })
  }
  
  const token = cookies.get('hf_access_token')
  if (!token) {
    return json({
      error: "You must be logged",
    }, { status: 401 })
  }

  const is_token_available = await tokenIsAvailable(token)
  if (!is_token_available) {
    return json({
      error: "Invalid token",
    }, { status: 401 })
  }

  // check if user has already comment this model twice
  const total_comments = await prisma.comment.count({
    where: {
      modelId: model.id,
      userId: is_token_available.sub,
    }
  })

  if (total_comments >= 2) {
    return json({
      error: "You have already comment this model twice",
    }, { status: 401 })
  }

  const { text } = await request.json()
  if (!text || text.length < 3) {
    return json({
      error: "Text must be at least 10 characters",
    }, { status: 400 })
  }

  const comment = await prisma.comment.create({
    data: {
      text,
      user: {
        connect: {
          sub: is_token_available.sub
        }
      },
      model: {
        connect: {
          id
        }
      }
    },
    select: {
      id: true,
      text: true,
      createdAt: true,
      user: {
        select: {
          name: true,
          picture: true,
          sub: true,
        }
      }
    }
  })

  return json({
    success: true,
    comment
  })
}