import React, { Component, Fragment } from 'react';
import PropTypes from 'prop-types';
import MediaQuery from 'react-responsive';
import { Dropdown, DropdownToggle, DropdownMenu, DropdownItem, Button } from 'reactstrap';
import moment from 'moment';
import { seafileAPI } from '../../utils/seafile-api';
import { gettext, siteRoot } from '../../utils/constants';
import CommonToolbar from '../../components/toolbar/common-toolbar';
import Loading from '../../components/loading';
import CreateWorkspaceDialog from '../../components/dialog/create-workspace-dialog';
import CreateTableDialog from '../../components/dialog/create-table-dialog';
import DeleteTableDialog from '../../components/dialog/delete-table-dialog';
import Rename from '../../components/rename';
import '../../css/dtable-page.css';

moment.locale(window.app.config.lang);


const tablePropTypes = {
  table: PropTypes.object.isRequired,
  workspaceID: PropTypes.number.isRequired,
  renameTable: PropTypes.func.isRequired,
  deleteTable: PropTypes.func.isRequired,
  onUnfreezedItem: PropTypes.func.isRequired,
  onFreezedItem: PropTypes.func.isRequired,
  isItemFreezed: PropTypes.bool.isRequired,
};

class Table extends Component {

  constructor(props) {
    super(props);
    this.state = {
      isTableRenaming: false,
      isTableDeleting: false,
      dropdownOpen: false,
      active: false,
    };
  }

  onRenameTableCancel = () => {
    this.setState({isTableRenaming: !this.state.isTableRenaming});
    this.props.onUnfreezedItem();
  }

  onRenameTableConfirm = (newTableName) => {
    let oldTableName = this.props.table.name;
    this.props.renameTable(oldTableName, newTableName);
    this.onRenameTableCancel();
  }

  onDeleteTableCancel = () => {
    this.setState({isTableDeleting: !this.state.isTableDeleting});
    this.props.onUnfreezedItem();
  }

  onDeleteTableSubmit = () => {
    let tableName = this.props.table.name;
    this.props.deleteTable(tableName);
    this.onDeleteTableCancel();
  }

  dropdownToggle = () => {
    if (this.state.dropdownOpen) {
      this.props.onUnfreezedItem();
    } else {
      this.props.onFreezedItem();
    }
    this.setState({ dropdownOpen: !this.state.dropdownOpen });
  }

  onMouseEnter = () => {
    if (this.props.isItemFreezed) return;
    this.setState({
      active: true
    });
  }

  onMouseLeave = () => {
    if (this.props.isItemFreezed) return;
    this.setState({
      active: false
    });
  }

  componentWillReceiveProps(nextProps) {
    if (!nextProps.isItemFreezed) {
      this.setState({ active: false });
    }
  }

  render() {

    let table = this.props.table;
    let tableHref = siteRoot + 'workspace/' + this.props.workspaceID + '/dtable/' + table.name + '/';

    return (
      <tr onMouseEnter={this.onMouseEnter} onMouseLeave={this.onMouseLeave} className={this.state.active ? 'tr-highlight' : ''}>
        <td><img src={siteRoot + 'media/img/data-base.svg'} alt="" width="24"/></td>
        <td>
          {this.state.isTableRenaming &&
            <Rename
              hasSuffix={true}
              name={table.name}
              onRenameConfirm={this.onRenameTableConfirm}
              onRenameCancel={this.onRenameTableCancel}
            />
          }
          {!this.state.isTableRenaming &&
            <a href={tableHref} target="_blank">{table.name}</a>
          }
        </td>
        <td>{table.modifier}</td>
        <td>{moment(table.mtime).fromNow()}</td>
        <td>
          {this.state.active &&
            <Dropdown isOpen={this.state.dropdownOpen} toggle={this.dropdownToggle} direction="down" className="mx-1 old-history-more-operation">
              <DropdownToggle
                tag='i'
                className='fa fa-ellipsis-v cursor-pointer attr-action-icon'
                title={gettext('More Operations')}
                data-toggle="dropdown" 
                aria-expanded={this.state.dropdownOpen}
              >
              </DropdownToggle>
              <DropdownMenu className="drop-list" right={true}>
                <DropdownItem onClick={this.onRenameTableCancel}>{gettext('Rename')}</DropdownItem>
                <DropdownItem onClick={this.onDeleteTableCancel}>{gettext('Delete')}</DropdownItem>
              </DropdownMenu>
            </Dropdown>
          }
          {this.state.isTableDeleting &&
            <DeleteTableDialog
              currentTable={table}
              deleteCancel={this.onDeleteTableCancel}
              handleSubmit={this.onDeleteTableSubmit}
            />
          }
        </td>
      </tr>
    );
  }
}

Table.propTypes = tablePropTypes;


const workspacePropTypes = {
  workspace: PropTypes.object.isRequired,
};

class Workspace extends Component {

  constructor(props) {
    super(props);
    this.state = {
      tableList: this.props.workspace.table_list,
      errorMsg: '',
      isShowAddTableDialog: false,
      isItemFreezed: false,
    };
  }

  onFreezedItem = () => {
    this.setState({isItemFreezed: true});
  }
  
  onUnfreezedItem = () => {
    this.setState({isItemFreezed: false});
  }

  onAddTable = () => {
    this.setState({
      isShowAddTableDialog: !this.state.isShowAddTableDialog,
    });
  }

  createTable = (tableName) => {
    let workspaceID = this.props.workspace.id;
    seafileAPI.createTable(workspaceID, tableName).then((res) => {
      this.state.tableList.push(res.data.table);
      this.setState({tableList: this.state.tableList});
    }).catch((error) => {
      if(error.response) {
        this.setState({errorMsg: gettext('Error')});
      }
    });
    this.onAddTable();
  }

  renameTable = (oldTableName, newTableName) => {
    let workspaceID = this.props.workspace.id;
    seafileAPI.renameTable(workspaceID, oldTableName, newTableName).then((res) => {
      let tableList = this.state.tableList.map((table) => {
        if (table.name === oldTableName) {
          table = res.data.table;
        }
        return table;
      });
      this.setState({tableList: tableList});
    }).catch((error) => {
      if(error.response) {
        this.setState({errorMsg: gettext('Error')});
      }
    });
  }

  deleteTable = (tableName) => {
    let workspaceID = this.props.workspace.id;
    seafileAPI.deleteTable(workspaceID, tableName).then(() => {
      let tableList = this.state.tableList.filter(table => {
        return table.name !== tableName;
      });
      this.setState({tableList: tableList});
    }).catch((error) => {
      if(error.response) {
        this.setState({errorMsg: gettext('Error')});
      }
    });
  }

  componentWillReceiveProps(nextProps) {
    if (nextProps.workspace.table_list !== this.props.workspace.table_list) {
      this.setState({
        tableList: nextProps.workspace.table_list
      });
    }
  }

  render() {
    let workspace = this.props.workspace;

    return(
      <div className="workspace my-2">
        <div>{workspace.owner_name}</div>
        <div className="d-flex add-table-btn-container">
          <div className="add-table-btn cursor-pointer" onClick={this.onAddTable}>
            <i className="fa fa-plus"></i>
          </div>
          {this.state.isShowAddTableDialog &&
            <CreateTableDialog
              onAddTable={this.onAddTable}
              createTable={this.createTable}
            />
          }
          <span>{gettext('Add a DTable')}</span>
        </div>
        <table width="100%" className="table-vcenter">
          <colgroup>
            <col width="4%"/><col width="31%"/><col width="30%"/><col width="27%"/><col width="8%"/>
          </colgroup>
          <tbody>
            {this.state.tableList.map((table, index) => {
              return (
                <Table
                  key={index}
                  table={table}
                  workspaceID={workspace.id}
                  renameTable={this.renameTable}
                  deleteTable={this.deleteTable}
                  onFreezedItem={this.onFreezedItem}
                  onUnfreezedItem={this.onUnfreezedItem}
                  isItemFreezed={this.state.isItemFreezed}
                />
              );
            })}
          </tbody>
        </table>
      </div>
    );
  }
}

Workspace.propTypes = workspacePropTypes;


const dtablePropTypes = {
  onShowSidePanel: PropTypes.func.isRequired,
  onSearchedClick: PropTypes.func.isRequired,
};

class DTable extends Component {
  constructor(props) {
    super(props);
    this.state = {
      loading: true,
      errorMsg: '',
      workspaceList: [],
      isShowAddWorkspaceDialog: false,
    };
  }

  onAddWorkspace = () => {
    this.setState({
      isShowAddWorkspaceDialog: !this.state.isShowAddWorkspaceDialog,
    });
  }

  createWorkspace = (owner) => {
    seafileAPI.createWorkspace(owner).then((res) => {
      this.state.workspaceList.push(res.data.workspace);
      this.setState({workspaceList: this.state.workspaceList});
    }).catch((error) => {
      if(error.response) {
        this.setState({errorMsg: gettext('Error')});
      }
    });
    this.onAddWorkspace();
  }

  componentDidMount() {
    seafileAPI.listWorkspaces().then((res) => {
      this.setState({
        loading: false,
        workspaceList: res.data.workspace_list,
      });
    }).catch((error) => {
      if (error.response) {
        this.setState({
          loading: false,
          errorMsg: gettext('Error')
        });
      } else {
        this.setState({
          loading: false,
          errorMsg: gettext('Please check the network.')
        });
      }
    });
  }

  render() {
    return (
      <Fragment>
        <div className="main-panel-north border-left-show">
          <div className="cur-view-toolbar">
            <span className="sf2-icon-menu side-nav-toggle hidden-md-up d-md-none" title="Side Nav Menu" onClick={this.props.onShowSidePanel}></span>
            <div className="operation">
              <Fragment>
                <MediaQuery query="(min-width: 768px)">
                  <Button className="btn btn-secondary operation-item" onClick={this.onAddWorkspace}>{gettext('New DTable')}</Button>
                </MediaQuery>
                <MediaQuery query="(max-width: 767.8px)">
                  <Button className="btn btn-secondary operation-item my-1" onClick={this.onAddWorkspace}>{gettext('New DTable')}</Button>
                </MediaQuery>
              </Fragment>
            </div>
          </div>
          <CommonToolbar onSearchedClick={this.props.onSearchedClick} />
        </div>
        <div className="main-panel-center">
          <div className="cur-view-container" id="starred">
            <div className="cur-view-path">
              <h3 className="sf-heading">DTable</h3>
            </div>
            <div className="cur-view-content">
              {this.state.loading && <Loading />}
              {(!this.state.loading && this.state.errorMsg) && 
                <p className="error text-center">{this.state.errorMsg}</p>
              }
              {!this.state.loading &&
                <Fragment>
                  {this.state.workspaceList.map((workspace, index) => {
                    return (
                      <Workspace
                        key={index}
                        workspace={workspace}
                        renameWorkspace={this.renameWorkspace}
                        deleteWorkspace={this.deleteWorkspace}
                      />
                    );
                  })}
                  <div className="my-2">
                    {this.state.isShowAddWorkspaceDialog &&
                      <CreateWorkspaceDialog
                        createWorkspace={this.createWorkspace}
                        onAddWorkspace={this.onAddWorkspace}
                      />
                    }
                  </div>
                </Fragment>
              }
            </div>
          </div>
        </div>
      </Fragment>
    );
  }
}

DTable.propTypes = dtablePropTypes;

export default DTable;