import React from 'react'
import PropTypes from 'prop-types'
import { connect } from 'react-redux'
import ImmutablePropTypes from 'react-immutable-proptypes'
import ImmutablePureComponent from 'react-immutable-pure-component'
import { injectIntl, defineMessages } from 'react-intl'
import { expandAccountMediaTimeline } from '../actions/timelines'
import { getAccountGallery } from '../selectors'
import ColumnIndicator from '../components/column_indicator'
import Heading from '../components/heading'
import TabBar from '../components/tab_bar'
import MediaItem from '../components/media_item'
import LoadMore from '../components/load_more'
import Block from '../components/block'
import Image from '../components/image'
import Album from '../components/album'
import MediaGalleryPlaceholder from '../components/placeholder/media_gallery_placeholder'

class AccountAlbums extends ImmutablePureComponent {

  // componentDidMount() {
  //   const { accountId, mediaType } = this.props

  //   if (accountId && accountId !== -1) {
  //     this.props.dispatch(expandAccountMediaTimeline(accountId, { mediaType }))
  //   }
  // }

  // componentWillReceiveProps(nextProps) {
  //   if (
  //     (nextProps.accountId && nextProps.accountId !== this.props.accountId) ||
  //     (nextProps.accountId && nextProps.mediaType !== this.props.mediaType)
  //   ) {
  //     this.props.dispatch(expandAccountMediaTimeline(nextProps.accountId, {
  //       mediaType: nextProps.mediaType,
  //     }))
  //   }
  // }

  // handleScrollToBottom = () => {
  //   if (this.props.hasMore) {
  //     this.handleLoadMore(this.props.attachments.size > 0 ? this.props.attachments.last().getIn(['status', 'id']) : undefined)
  //   }
  // }

  // handleScroll = (e) => {
  //   const { scrollTop, scrollHeight, clientHeight } = e.target
  //   const offset = scrollHeight - scrollTop - clientHeight

  //   if (150 > offset && !this.props.isLoading) {
  //     this.handleScrollToBottom()
  //   }
  // }

  // handleLoadMore = (maxId) => {
  //   if (this.props.accountId && this.props.accountId !== -1) {
  //     this.props.dispatch(expandAccountMediaTimeline(this.props.accountId, {
  //       maxId,
  //       mediaType: this.props.mediaType,
  //     }))
  //   }
  // }

  // handleLoadOlder = (e) => {
  //   e.preventDefault()
  //   this.handleScrollToBottom()
  // }

  render() {
    const {
      account,
      isMe,
    } = this.props
      
    if (!account) return null

    return (
      <Block>
        <div className={[_s.d, _s.px10, _s.py10].join(' ')}>
          <div className={[_s.d, _s.px5, _s.py5, _s.mb10].join(' ')}>
            <Heading size='h2'>Photos</Heading>
          </div>
          <TabBar tabs={[
            {
              title: 'All Photos',
              to: `/${account.get('username')}/photos`,
            },
            {
              title: 'Albums',
              isActive: true,
              to: `/${account.get('username')}/albums`,
            },
          ]}/>
        </div>

        <div className={[_s.d, _s.w100PC, _s.flexRow, _s.flexWrap, _s.px10, _s.mb15, _s.pb10].join(' ')}>
          { isMe && <Album isAddable /> }
          <Album />
          <Album />
          <Album />
          <Album />
          <Album />

          <Album isDummy />
          <Album isDummy />
          <Album isDummy />
          <Album isDummy />
          <Album isDummy />
          <Album isDummy />
        </div>
      </Block>
    )
    // const {
    //   attachments,
    //   isLoading,
    //   hasMore,
    //   intl,
    //   account,
    // } = this.props

    

    // return (
    //   <Block>
    //     <div
    //       role='feed'
    //       onScroll={this.handleScroll}
    //       className={[_s.d, _s.flexRow, _s.flexWrap, _s.py5, _s.px5].join(' ')}
    //     >

    //       {
    //         attachments.map((attachment, i) => (
    //           <MediaItem
    //             key={attachment.get('id')}
    //             attachment={attachment}
    //             account={account}
    //           />
    //         ))
    //       }

    //       {
    //         isLoading && attachments.size === 0 &&
    //         <div className={[_s.d, _s.w100PC].join(' ')}>
    //           <MediaGalleryPlaceholder />
    //         </div>
    //       }

    //       {
    //         !isLoading && attachments.size === 0 &&
    //         <ColumnIndicator type='error' message={intl.formatMessage(messages.none)} />
    //       }
    //     </div>

    //     {
    //       hasMore && !(isLoading && attachments.size === 0) &&
    //       <LoadMore visible={!isLoading} onClick={this.handleLoadOlder} />
    //     }
    //   </Block>
    // )
  }

}

const messages = defineMessages({
  none: { id: 'account_gallery.none', defaultMessage: 'No media to show.' },
})

const mapStateToProps = (state, { account, mediaType }) => {
  const accountId =  !!account ? account.get('id') : -1

  return {
    accountId,
    attachments: getAccountGallery(state, accountId, mediaType),
    isLoading: state.getIn(['timelines', `account:${accountId}:media`, 'isLoading']),
    hasMore: state.getIn(['timelines', `account:${accountId}:media`, 'hasMore']),
  }
}

const mapDispatchToProps = (dispatch) => ({

})

AccountAlbums.propTypes = {
  dispatch: PropTypes.func.isRequired,
  account: ImmutablePropTypes.map,
  accountId: PropTypes.string,
  attachments: ImmutablePropTypes.list.isRequired,
  isLoading: PropTypes.bool,
  hasMore: PropTypes.bool,
  intl: PropTypes.object.isRequired,
  mediaType: PropTypes.oneOf([
    'photo',
    'video',
  ]),
}

export default injectIntl(connect(mapStateToProps, mapDispatchToProps)(AccountAlbums))