import { useValidatedBody, useValidatedParams, z, zh } from 'h3-zod';
import prisma from '~~/lib/prisma';

export default defineEventHandler(async (event) => {
  const user = await requireUserSession(event);

  const { teamId } = await useValidatedParams(
    event,
    z.object({
      teamId: zh.numAsString
    })
  );

  const { userId } = await useValidatedBody(
    event,
    z.object({
      userId: z.int().gt(0)
    })
  );

  const team = await prisma.huntTeam.findUnique({
    where: {
      id: teamId,
      hunt: {
        members: {
          some: {
            memberId: user.user.id
          }
        }
      }
    },
    select: {
      id: true,
      ownerId: true,
      huntId: true,
      members: {
        select: {
          memberId: true
        },
        where: {
          memberId: userId
        },
        take: 1
      }
    }
  });

  if (!team) {
    throw createError({ status: 404, statusText: 'Not found!' });
  }
  const huntId = team.huntId;

  const newUser = await prisma.user.findUnique({
    select: {
      id: true
    },
    where: {
      id: userId,
      teamsOwner: {
        none: {
          huntId
        }
      },
      teamsMember: {
        none: {
          team: {
            huntId
          }
        }
      },
      huntsMember: {
        none: {
          huntId
        }
      },
      huntsCreated: {
        none: {
          id: huntId
        }
      }
    }
  });

  if (!newUser) {
    throw createError({ status: 409, statusText: 'User is already member!' });
  }

  await prisma.teamMember.create({
    data: {
      teamId: team.id,
      memberId: newUser.id
    }
  });

  return { success: true };
});