import { useState } from 'react'
import Cookies from 'universal-cookie'
import date from 'date-and-time'
import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
import { faPen, faTrash, faTimes } from '@fortawesome/free-solid-svg-icons'
import { PhotoshopPicker } from 'react-color'
import HeadTag from '../../components/HeadTag'
import Modal from '../../components/Modal'
import redirect from '../../utils/redirect'
import htmlParser from 'html-react-parser'
import Loader from '../../components/Loader'
import useAPI from '../../hooks/useAPI'
import api from '../../utils/api'
import '../../public/css/pages/admin.css'

const defaultCategoryState = { name: '', color: '#ffffff' }

const AddEditCategory = (props) => {
  const [inputState, setInputState] = useState(props.defaultInputState)
  const [message, setMessage] = useState('')
  const [isLoading, setIsLoading] = useState(false)

  const handleChange = (event, isTypeCheck = false) => {
    const inputStateNew = { ...inputState }
    inputStateNew[event.target.name] = (event.target.files != null) ? event.target.files[0] : (isTypeCheck) ? event.target.checked : event.target.value
    setInputState(inputStateNew)
  }

  const apiCallCategory = () => {
    if (props.isEditing) return api.put(`/admin/categories/${inputState.id}`, { name: inputState.name, color: inputState.color }, { headers: { Authorization: props.user.token } })
    return api.post('/admin/categories', inputState, { headers: { Authorization: props.user.token } })
  }

  const handleSubmit = (event) => {
    event.preventDefault()
    setIsLoading(true)
    apiCallCategory()
      .then(() => {
        setIsLoading(false)
        window.location.reload(true)
      })
      .catch((error) => {
        setMessage(`<p class="form-error"><b>Erreur:</b> ${error.response.data.message}</p>`)
        setIsLoading(false)
      })
  }

  return (
    <div className='Admin__Modal__container container-fluid'>
      <div className='Admin__Modal__row row'>
        <div className='col-24'>
          <div className='Admin__Modal-top-container row'>
            <div className='col-24'>
              <span onClick={props.handleToggleModal} style={{ cursor: 'pointer', position: 'absolute', left: 0 }}>
                <FontAwesomeIcon icon={faTimes} style={{ width: '1.5rem', color: 'red' }} />
              </span>
              <h2 className='text-center'>{(props.isEditing) ? 'Modifier la catégorie' : 'Crée une nouvelle catégorie'}</h2>
            </div>
          </div>
        </div>

        <div className='col-24'>
          <form onSubmit={handleSubmit}>
            <div className='form-group'>
              <label className='form-label' htmlFor='name'>Nom :</label>
              <input value={inputState.name} onChange={handleChange} type='text' name='name' id='name' className='form-control' placeholder='(e.g : ✨ Utilitaires)' />
            </div>

            <div className='form-group'>
              <label className='form-label' htmlFor='title'>Couleur :</label>
              <PhotoshopPicker color={inputState.color} onChange={(color) => handleChange({ target: { name: 'color', value: color.hex } })} />
            </div>

            <div className='form-group text-center'>
              <button type='submit' className='btn btn-dark'>Envoyer</button>
            </div>
          </form>
          <div className='form-result text-center'>
            {
              (isLoading)
                ? <Loader />
                : htmlParser(message)
            }
          </div>
        </div>
      </div>
    </div>
  )
}

const manageCategories = (props) => {
  const [, categories] = useAPI('/categories')
  const [isOpen, setIsOpen] = useState(false)
  const [isEditing, setIsEditing] = useState(false)
  const [defaultInputState, setDefaultInputState] = useState(defaultCategoryState)

  const toggleModal = () => setIsOpen(!isOpen)

  const handleRemoveCategory = async (categoryId) => {
    try {
      await api.delete(`/admin/categories/${categoryId}`, { headers: { Authorization: props.user.token } })
      window.location.reload(true)
    } catch {}
  }

  const handleEditCategory = (categoryInfo) => {
    setDefaultInputState(categoryInfo)
    setIsEditing(true)
    toggleModal()
  }

  return (
    <>
      <HeadTag title='Admin - FunctionProject' description="Page d'administration de FunctionProject. Gérer les catégories." />

      {
        (isOpen)
          ? (
            <Modal>
              <AddEditCategory handleToggleModal={toggleModal} defaultInputState={defaultInputState} {...props} isEditing={isEditing} />
            </Modal>
          )
          : (
            <div className='container-fluid text-center'>
              <div className='row justify-content-center'>
                <div className='col-24'>
                  <h1>Gérer les catégories</h1>
                  <button onClick={() => { setDefaultInputState(defaultCategoryState); toggleModal(); setIsEditing(false) }} style={{ margin: '0 0 40px 0' }} className='btn btn-dark'>Ajouter une catégorie</button>
                </div>
              </div>
              <div className='row justify-content-center'>
                <div className='container-fluid'>
                  <div className='col-24 table-column'>
                    <table className='table'>
                      <thead>
                        <tr>
                          <th className='table-row' scope='col'>id</th>
                          <th className='table-row' scope='col'>name</th>
                          <th className='table-row' scope='col'>color</th>
                          <th className='table-row' scope='col'>createdAt</th>
                          <th className='table-row' scope='col'>updatedAt</th>
                          <th className='table-row' scope='col'>Modifier</th>
                          <th className='table-row' scope='col'>Supprimer</th>
                        </tr>
                      </thead>
                      <tbody>
                        {categories.map((category) => {
                          return (
                            <tr key={category.id} style={{ backgroundColor: category.color }}>
                              <td className='table-row'>{category.id}</td>
                              <td className='table-row'>{category.name}</td>
                              <td className='table-row'>{category.color}</td>
                              <td className='table-row'>{date.format(new Date(category.createdAt), 'DD/MM/YYYY à HH:mm', true)}</td>
                              <td className='table-row'>{date.format(new Date(category.updatedAt), 'DD/MM/YYYY à HH:mm', true)}</td>
                              <td style={{ cursor: 'pointer' }} onClick={() => handleEditCategory({ name: category.name, color: category.color, id: category.id })}>
                                <FontAwesomeIcon icon={faPen} style={{ width: '1.5rem' }} />
                              </td>
                              <td style={{ cursor: 'pointer' }} onClick={() => handleRemoveCategory(category.id)}>
                                <FontAwesomeIcon icon={faTrash} style={{ width: '1.5rem' }} />
                              </td>
                            </tr>
                          )
                        })}
                      </tbody>
                    </table>
                  </div>
                </div>
              </div>
            </div>
          )
      }
    </>
  )
}

export async function getServerSideProps (context) {
  const cookies = new Cookies(context.req.headers.cookie)
  const user = { ...cookies.get('user') }
  if (!user.isAdmin) {
    return redirect(context, '/404')
  }
  return {
    props: { user }
  }
}

export default manageCategories