import React, { Component } from 'react'

import actions from 'site/actions'

import "./nav.css"

import { ARTISTS, ARTIST_ORDER } from "site/projects/museum/constants"
import { ArrowLeft, ArrowRight } from "site/projects/museum/icons"
import { history } from "site/store"

export default class NavOverlay extends Component {
  state = {
    showHome: false,
    showFooter: false,
    showArtist: false,
    artist: {},
  }

  constructor(props) {
    super(props)
    this.previousArtist = this.previousArtist.bind(this)
    this.nextArtist = this.nextArtist.bind(this)
    this.goHome = this.goHome.bind(this)
  }

  componentDidMount() {
    this.load()
  }

  componentDidUpdate(prevProps) {
    // console.log(this.props.location.pathname, prevProps.location.pathname)
    if (this.props.location.pathname !== prevProps.location.pathname) {
      this.load()
    }
  }

  load() {
    const { page_name } = this.props.match.params
    const pathPartz = page_name.split("-")
    const pathkey = pathPartz[0]
    // console.log(pathkey)
    if (pathkey === 'start') {
      this.setState({
        showFooter: true,
        showArtist: false,
        currentArtist: null,
        artist: {},
      })
    } else if (pathkey in ARTISTS) {
      this.setState({
        showHome: true,
        showFooter: true,
        showArtist: true,
        currentArtist: pathkey,
        artist: ARTISTS[pathkey],
      })
    } else {
      this.setState({
        showFooter: false,
        showArtist: false,
        currentArtist: null,
        artist: {},
      })
    }
  }

  previousArtist() {
    this.go(-1)
  }

  nextArtist() {
    this.go(1)
  }

  go(step) {
    if (!this.state.currentArtist) return
    const index = ARTIST_ORDER.indexOf(this.state.currentArtist)
    const nextIndex = (index + step + ARTIST_ORDER.length) % ARTIST_ORDER.length
    const currentArtist = ARTIST_ORDER[nextIndex]
    const artist = ARTISTS[currentArtist]
    this.setState({ currentArtist, artist })
    history.push(`/last-museum/${artist.start}`)
  }

  goHome() {
    history.push(`/last-museum/`)
  }

  render() {
    const { showArtist, showHome, showFooter, artist } = this.state
    return (
      <div className="museum-nav">
        {showHome && (
          <div className="home-link" onClick={this.goHome}>
            Home
          </div>
        )}
        {showFooter && (
          showArtist ? (
            <div className="footer with-artist">
              <div className="footer-gradient" />
              <div className="artist-desc">
                <span className="artist-name">{artist.name}</span>
                <span className="artist-location">{artist.location}</span>
              </div>
              <div className="arrow arrow-left" onClick={this.previousArtist}>{ArrowLeft}</div>
              <div className="arrow arrow-right" onClick={this.nextArtist}>{ArrowRight}</div>
            </div>
          ) : (
            <div className="footer no-artist" />
          )
        )}
      </div>
    )
  }
}