import React, { PureComponent } from 'react';
import { connect } from 'dva';
import { Link } from 'dva/router';
import moment from 'moment';
import numeral from 'numeral';
import {
  List,
  Card,
  Row,
  Col,
  Icon,
  Dropdown,
  Menu,
  Avatar,
  Tag,
  Divider,
  Tooltip,
  Spin,
  Input,
} from 'antd';
import AvatarList from '../../components/AvatarList';
import { formatWan } from '../../utils/utils';
import stylesProjects from '../List/Projects.less';
import styles from './Center.less';
import stylesArticles from '../List/Articles.less';
import stylesApplications from '../List/Applications.less';
import GridContent from '../../layouts/GridContent';

@connect(({ list, loading, user, project }) => ({
  list,
  listLoading: loading.effects['list/fetch'],
  currentUser: user.currentUser,
  currentUserLoading: loading.effects['user/fetchCurrent'],
  project,
  projectLoading: loading.effects['project/fetchNotice'],
}))
export default class Center extends PureComponent {
  state = {
    key: 'article',
    newTags: [],
    inputVisible: false,
    inputValue: '',
  };

  componentDidMount() {
    const { dispatch } = this.props;
    dispatch({
      type: 'user/fetchCurrent',
    });
    dispatch({
      type: 'list/fetch',
      payload: {
        count: 8,
      },
    });
    dispatch({
      type: 'project/fetchNotice',
    });
  }

  onTabChange = key => {
    this.setState({ key });
  };

  showInput = () => {
    this.setState({ inputVisible: true }, () => this.input.focus());
  };

  saveInputRef = input => {
    this.input = input;
  };

  handleInputChange = e => {
    this.setState({ inputValue: e.target.value });
  };

  handleInputConfirm = () => {
    const { state } = this;
    const { inputValue } = state;
    let { newTags } = state;
    if (inputValue && newTags.filter(tag => tag.label === inputValue).length === 0) {
      newTags = [...newTags, { key: `new-${newTags.length}`, label: inputValue }];
    }
    this.setState({
      newTags,
      inputVisible: false,
      inputValue: '',
    });
  };

  renderArticles = (list, loading) => {
    const IconText = ({ type, text }) => (
      <span>
        <Icon type={type} style={{ marginRight: 8 }} />
        {text}
      </span>
    );
    const ListContent = ({ data: { content, updatedAt, avatar, owner, href } }) => (
      <div className={stylesArticles.listContent}>
        <div className={stylesArticles.description}>{content}</div>
        <div className={stylesArticles.extra}>
          <Avatar src={avatar} size="small" />
          <a href={href}>{owner}</a> 发布在 <a href={href}>{href}</a>
          <em>{moment(updatedAt).format('YYYY-MM-DD HH:mm')}</em>
        </div>
      </div>
    );
    return (
      <List
        size="large"
        className={styles.articleList}
        loading={loading}
        rowKey="id"
        itemLayout="vertical"
        dataSource={list}
        renderItem={item => (
          <List.Item
            key={item.id}
            actions={[
              <IconText type="star-o" text={item.star} />,
              <IconText type="like-o" text={item.like} />,
              <IconText type="message" text={item.message} />,
            ]}
          >
            <List.Item.Meta
              title={
                <a className={stylesArticles.listItemMetaTitle} href={item.href}>
                  {item.title}
                </a>
              }
              description={
                <span>
                  <Tag>Ant Design</Tag>
                  <Tag>设计语言</Tag>
                  <Tag>蚂蚁金服</Tag>
                </span>
              }
            />
            <ListContent data={item} />
          </List.Item>
        )}
      />
    );
  };

  renderApplications = (list, loading) => {
    const itemMenu = (
      <Menu>
        <Menu.Item>
          <a target="_blank" rel="noopener noreferrer" href="http://www.alipay.com/">
            1st menu item
          </a>
        </Menu.Item>
        <Menu.Item>
          <a target="_blank" rel="noopener noreferrer" href="http://www.taobao.com/">
            2nd menu item
          </a>
        </Menu.Item>
        <Menu.Item>
          <a target="_blank" rel="noopener noreferrer" href="http://www.tmall.com/">
            3d menu item
          </a>
        </Menu.Item>
      </Menu>
    );
    const CardInfo = ({ activeUser, newUser }) => (
      <div className={stylesApplications.cardInfo}>
        <div>
          <p>活跃用户</p>
          <p>{activeUser}</p>
        </div>
        <div>
          <p>新增用户</p>
          <p>{newUser}</p>
        </div>
      </div>
    );
    return (
      <List
        rowKey="id"
        className={stylesApplications.filterCardList}
        grid={{ gutter: 24, xxl: 3, xl: 2, lg: 2, md: 2, sm: 2, xs: 1 }}
        loading={loading}
        dataSource={list}
        renderItem={item => (
          <List.Item key={item.id}>
            <Card
              hoverable
              bodyStyle={{ paddingBottom: 20 }}
              actions={[
                <Tooltip title="下载">
                  <Icon type="download" />
                </Tooltip>,
                <Tooltip title="编辑">
                  <Icon type="edit" />
                </Tooltip>,
                <Tooltip title="分享">
                  <Icon type="share-alt" />
                </Tooltip>,
                <Dropdown overlay={itemMenu}>
                  <Icon type="ellipsis" />
                </Dropdown>,
              ]}
            >
              <Card.Meta avatar={<Avatar size="small" src={item.avatar} />} title={item.title} />
              <div className={stylesApplications.cardItemContent}>
                <CardInfo
                  activeUser={formatWan(item.activeUser)}
                  newUser={numeral(item.newUser).format('0,0')}
                />
              </div>
            </Card>
          </List.Item>
        )}
      />
    );
  };

  renderProjects = (list, loading) => {
    return (
      <List
        className={stylesProjects.coverCardList}
        rowKey="id"
        loading={loading}
        grid={{ gutter: 24, xxl: 3, xl: 2, lg: 2, md: 2, sm: 2, xs: 1 }}
        dataSource={list}
        renderItem={item => (
          <List.Item>
            <Card
              className={stylesProjects.card}
              hoverable
              cover={<img alt={item.title} src={item.cover} />}
            >
              <Card.Meta title={<a href="#">{item.title}</a>} description={item.subDescription} />
              <div className={stylesProjects.cardItemContent}>
                <span>{moment(item.updatedAt).fromNow()}</span>
                <div className={stylesProjects.avatarList}>
                  <AvatarList size="mini">
                    {item.members.map(member => (
                      <AvatarList.Item
                        key={`${item.id}-avatar-${member.id}`}
                        src={member.avatar}
                        tips={member.name}
                      />
                    ))}
                  </AvatarList>
                </div>
              </div>
            </Card>
          </List.Item>
        )}
      />
    );
  };

  renderContent() {
    const { newTags, inputVisible, inputValue } = this.state;
    const {
      currentUser,
      project: { notice },
      projectLoading,
    } = this.props;
    return (
      <div>
        <div className={styles.avatarHolder}>
          <img alt="" src={currentUser.avatar} />
          <div className={styles.name}>{currentUser.name}</div>
          <div>{currentUser.signature}</div>
        </div>
        <div className={styles.detail}>
          <p>
            <i className={styles.title} />
            {currentUser.title}
          </p>
          <p>
            <i className={styles.group} />
            {currentUser.group}
          </p>
          <p>
            <i className={styles.address} />
            {currentUser.geographic.province.label}
            {currentUser.geographic.city.label}
          </p>
        </div>
        <Divider dashed />
        <div className={styles.tags}>
          <div className={styles.tagsTitle}>标签</div>
          {currentUser.tags.map(item => <Tag key={item.key}>{item.label}</Tag>)}
          <Tag style={{ background: '#fff', borderStyle: 'dashed' }}>
            <Icon type="plus" />
          </Tag>
        </div>
        <Divider dashed />
        <div className={styles.team}>
          <div className={styles.teamTitle}>团队</div>
          <Spin spinning={projectLoading}>
            <Row gutter={36}>
              {notice.map(item => (
                <Col key={item.id} className={styles.item} lg={24} xl={12}>
                  <Avatar size="small" src={item.logo} />
                  {item.member}
                </Col>
              ))}
            </Row>
          </Spin>
        </div>
        <Divider dashed />
        <div className={styles.tags}>
          <div className={styles.tagsTitle}>标签</div>
          {currentUser.tags.concat(newTags).map(item => <Tag key={item.key}>{item.label}</Tag>)}
          {inputVisible && (
            <Input
              ref={this.saveInputRef}
              type="text"
              size="small"
              style={{ width: 78 }}
              value={inputValue}
              onChange={this.handleInputChange}
              onBlur={this.handleInputConfirm}
              onPressEnter={this.handleInputConfirm}
            />
          )}
          {!inputVisible && (
            <Tag onClick={this.showInput} style={{ background: '#fff', borderStyle: 'dashed' }}>
              <Icon type="plus" />
            </Tag>
          )}
        </div>
        <Divider style={{ marginTop: 16 }} dashed />
        <div className={styles.team}>
          <div className={styles.teamTitle}>团队</div>
          <Spin spinning={projectLoading}>
            <Row gutter={36}>
              {notice.map(item => (
                <Col key={item.id} lg={24} xl={12}>
                  <Link to={item.href}>
                    <Avatar size="small" src={item.logo} />
                    {item.member}
                  </Link>
                </Col>
              ))}
            </Row>
          </Spin>
        </div>
      </div>
    );
  }

  render() {
    const {
      list: { list },
      listLoading,
      currentUser,
      currentUserLoading,
    } = this.props;
    const operationTabList = [
      {
        key: 'article',
        tab: (
          <span>
            文章 <span style={{ fontSize: 14 }}>(8)</span>
          </span>
        ),
      },
      {
        key: 'application',
        tab: (
          <span>
            应用 <span style={{ fontSize: 14 }}>(8)</span>
          </span>
        ),
      },
      {
        key: 'project',
        tab: (
          <span>
            项目 <span style={{ fontSize: 14 }}>(8)</span>
          </span>
        ),
      },
    ];
    const contentMap = {
      article: this.renderArticles(list, listLoading),
      application: this.renderApplications(list, listLoading),
      project: this.renderProjects(list, listLoading),
    };
    const { key } = this.state;
    return (
      <GridContent>
        <div className={styles.userCenter}>
          <Row gutter={24}>
            <Col lg={7} md={24}>
              <Card bordered={false} style={{ marginBottom: 24 }} loading={currentUserLoading}>
                {currentUser && Object.keys(currentUser).length
                  ? this.renderContent()
                  : 'loading...'}
              </Card>
            </Col>
            <Col lg={17} md={24}>
              <Card
                className={styles.tabsCard}
                bordered={false}
                tabList={operationTabList}
                onTabChange={this.onTabChange}
              >
                {contentMap[key]}
              </Card>
            </Col>
          </Row>
        </div>
      </GridContent>
    );
  }
}