import type { Static } from '@sinclair/typebox'
import { Type } from '@sinclair/typebox'
import type { FastifyPluginAsync, FastifySchema } from 'fastify'

import prisma from '#src/tools/database/prisma.js'
import { fastifyErrors } from '#src/models/utils.js'
import authenticateUser from '#src/tools/plugins/authenticateUser.js'
import { messageSchema } from '#src/models/Message.js'
import { channelSchema } from '#src/models/Channel.js'
import { memberSchema } from '#src/models/Member.js'
import { userPublicWithoutSettingsSchema } from '#src/models/User.js'

const parametersSchema = Type.Object({
  channelId: channelSchema.id
})

type Parameters = Static<typeof parametersSchema>

const bodyPostServiceSchema = Type.Object({
  value: messageSchema.value
})

type BodyPostServiceSchemaType = Static<typeof bodyPostServiceSchema>

const postServiceSchema: FastifySchema = {
  description:
    'POST a new message (text) in a specific channel using its channelId.',
  tags: ['messages'] as string[],
  security: [
    {
      bearerAuth: []
    }
  ] as Array<{ [key: string]: [] }>,
  body: bodyPostServiceSchema,
  params: parametersSchema,
  response: {
    200: Type.Object({
      ...messageSchema,
      member: Type.Object({
        ...memberSchema,
        user: Type.Object(userPublicWithoutSettingsSchema)
      })
    }),
    400: fastifyErrors[400],
    401: fastifyErrors[401],
    403: fastifyErrors[403],
    404: fastifyErrors[404],
    500: fastifyErrors[500]
  }
} as const

export const postMessageByChannelIdService: FastifyPluginAsync = async (
  fastify
) => {
  await fastify.register(authenticateUser)

  fastify.route<{
    Body: BodyPostServiceSchemaType
    Params: Parameters
  }>({
    method: 'POST',
    url: '/channels/:channelId/messages',
    schema: postServiceSchema,
    handler: async (request, reply) => {
      if (request.user == null) {
        throw fastify.httpErrors.forbidden()
      }
      const { channelId } = request.params
      const channel = await prisma.channel.findUnique({
        where: { id: channelId }
      })
      if (channel == null) {
        throw fastify.httpErrors.notFound('Channel not found')
      }
      const memberCheck = await prisma.member.findFirst({
        where: { guildId: channel.guildId, userId: request.user.current.id },
        include: {
          user: {
            select: {
              id: true,
              name: true,
              logo: true,
              status: true,
              biography: true,
              website: true,
              createdAt: true,
              updatedAt: true
            }
          }
        }
      })
      if (memberCheck == null) {
        throw fastify.httpErrors.notFound('Channel not found')
      }
      const { value } = request.body
      const message = await prisma.message.create({
        data: {
          value,
          type: 'text',
          mimetype: 'text/plain',
          channelId,
          memberId: memberCheck.id
        }
      })
      const item = {
        ...message,
        member: {
          ...memberCheck,
          user: {
            ...memberCheck.user,
            email: null
          }
        }
      }
      await fastify.io.emitToMembers({
        event: 'messages',
        guildId: item.member.guildId,
        payload: { action: 'create', item }
      })
      reply.statusCode = 201
      return item
    }
  })
}