import { useEffect, useState } from 'react'
import { AddFundsButton } from '../components/add-funds-button'

import { Page } from '../components/page'
import { SEO } from '../components/SEO'
import { Title } from '../components/title'
import { usePrivateUser, useUser } from '../hooks/use-user'
import { formatMoney } from '../../common/util/format'
import {
  cleanDisplayName,
  cleanUsername,
} from '../../common/util/clean-username'
import { changeUserInfo } from '../lib/firebase/api-call'
import { uploadImage } from '../lib/firebase/storage'
import { Col } from '../components/layout/col'
import { Row } from '../components/layout/row'

export default function ProfilePage() {
  const user = useUser()
  const privateUser = usePrivateUser(user?.id)

  const [avatarUrl, setAvatarUrl] = useState(user?.avatarUrl || '')
  const [avatarLoading, setAvatarLoading] = useState(false)
  const [name, setName] = useState(user?.name || '')
  const [username, setUsername] = useState(user?.username || '')

  useEffect(() => {
    if (user) {
      setAvatarUrl(user.avatarUrl || '')
      setName(user.name || '')
      setUsername(user.username || '')
    }
  }, [user])

  const updateDisplayName = async () => {
    const newName = cleanDisplayName(name)

    if (newName) {
      setName(newName)

      await changeUserInfo({ name: newName })
        .catch(() => ({ status: 'error' }))
        .then((r) => {
          if (r.status === 'error') setName(user?.name || '')
        })
    } else {
      setName(user?.name || '')
    }
  }

  const updateUsername = async () => {
    const newUsername = cleanUsername(username)

    if (newUsername) {
      setUsername(newUsername)
      await changeUserInfo({ username: newUsername })
        .catch(() => ({ status: 'error' }))
        .then((r) => {
          if (r.status === 'error') setUsername(user?.username || '')
        })
    } else {
      setUsername(user?.username || '')
    }
  }

  const fileHandler = async (event: any) => {
    const file = event.target.files[0]

    setAvatarLoading(true)

    await uploadImage(user?.username || 'default', file)
      .then(async (url) => {
        await changeUserInfo({ avatarUrl: url })
        setAvatarUrl(url)
        setAvatarLoading(false)
      })
      .catch(() => {
        setAvatarLoading(false)
        setAvatarUrl(user?.avatarUrl || '')
      })
  }

  return (
    <Page>
      <SEO title="Profile" description="User profile settings" url="/profile" />

      <Col className="max-w-lg p-6 sm:mx-auto bg-white rounded shadow-md">
        <Title className="!mt-0" text="Profile" />
        <Col className="gap-4">
          <Row className="items-center gap-4">
            {avatarLoading ? (
              <button className="btn btn-ghost btn-lg btn-circle loading"></button>
            ) : (
              <>
                <img
                  src={avatarUrl}
                  width={80}
                  height={80}
                  className="rounded-full bg-gray-400 flex items-center justify-center"
                />
                <input type="file" name="file" onChange={fileHandler} />
              </>
            )}
          </Row>

          <div>
            <label className="label">
              <span className="">Display name</span>
            </label>

            <input
              type="text"
              placeholder="Display name"
              className="input input-bordered"
              value={name}
              onChange={(e) => setName(e.target.value || '')}
              onBlur={updateDisplayName}
            />
          </div>

          <div>
            <label className="label">
              <span className="">Username</span>
            </label>

            <input
              type="text"
              placeholder="Username"
              className="input input-bordered"
              value={username}
              onChange={(e) => setUsername(e.target.value || '')}
              onBlur={updateUsername}
            />
          </div>

          <div>
            <label className="label">
              <span className="">Email</span>
            </label>
            <div className="ml-2">{privateUser?.email}</div>
          </div>

          <div>
            <label className="label">
              <span className="">Balance</span>
            </label>
            <Row className="ml-2 gap-4 items-start">
              {formatMoney(user?.balance || 0)}
              <AddFundsButton />
            </Row>
          </div>
        </Col>
      </Col>
    </Page>
  )
}