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From benkeen <...@git.apache.org>
Subject [GitHub] couchdb-fauxton pull request: Active tasks in React
Date Mon, 30 Mar 2015 21:51:29 GMT
Github user benkeen commented on a diff in the pull request:

    https://github.com/apache/couchdb-fauxton/pull/317#discussion_r27435599
  
    --- Diff: app/addons/activetasks/components.react.jsx ---
    @@ -0,0 +1,589 @@
    +// Licensed under the Apache License, Version 2.0 (the "License"); you may not
    +// use this file except in compliance with the License. You may obtain a copy of
    +// the License at
    +//
    +//   http://www.apache.org/licenses/LICENSE-2.0
    +//
    +// Unless required by applicable law or agreed to in writing, software
    +// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
    +// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
    +// License for the specific language governing permissions and limitations under
    +// the License.
    +
    +define([
    +  'app',
    +  'api',
    +  'react',
    +  'addons/activetasks/stores',
    +  'addons/activetasks/resources',
    +  'addons/activetasks/actions'
    +], function (app, FauxtonAPI, React, Stores, Resources, Actions) {
    +
    +  var activeTasksStore = Stores.activeTasksStore;
    +  var ReactCSSTransitionGroup = React.addons.CSSTransitionGroup;
    +
    +  var ActiveTasksController = React.createClass({
    +
    +    getStoreState: function () {
    +      return {
    +        collection: activeTasksStore.getCollection(),
    +        searchTerm: activeTasksStore.getSearchTerm(),
    +        selectedRadio: activeTasksStore.getSelectedRadio(),
    +
    +        sortByHeader: activeTasksStore.getSortByHeader(),
    +        headerIsAscending: activeTasksStore.getHeaderIsAscending(),
    +
    +        setPolling: activeTasksStore.setPolling,
    +        clearPolling: activeTasksStore.clearPolling,
    +      };
    +    },
    +
    +    getInitialState: function () {
    +      return this.getStoreState();
    +    },
    +
    +    componentDidMount: function () {
    +      this.state.setPolling();
    +      activeTasksStore.on('change', this.onChange, this);
    +    },
    +
    +    componentWillUnmount: function () {
    +      this.state.clearPolling();
    +      activeTasksStore.off('change', this.onChange, this);
    +    },
    +
    +    onChange: function () {
    +      this.setState(this.getStoreState());
    +    },
    +
    +    setNewSearchTerm: function (e) {
    +      Actions.setSearchTerm(e.target.value);
    +    },
    +
    +    //radio buttons
    +    switchTab: function (e) {
    +      var newRadioButton = e.target.value;
    +      Actions.switchTab(newRadioButton);
    +    },
    +
    +    tableHeaderOnClick: function (e) {
    +      var headerClicked = e.target.value;
    +      Actions.sortByColumnHeader(headerClicked);
    +    },
    +
    +    render: function () {
    +      var collection = this.state.collection;
    +      var searchTerm = this.state.searchTerm;
    +      var selectedRadio = this.state.selectedRadio;
    +      var sortByHeader = this.state.sortByHeader;
    +      var headerIsAscending = this.state.headerIsAscending;
    +
    +      var setSearchTerm = this.setNewSearchTerm;
    +      var onTableHeaderClick = this.tableHeaderOnClick;
    +
    +      if (collection.length === 0 ) {
    +        return (<div className="active-tasks"><tr><td><p>  No
active tasks. </p></td></tr></div>);
    +      } else {
    +        return (
    +          <div className="scrollable">
    +            <div className="inner">
    +              <ActiveTasksFilter 
    +                searchTerm={searchTerm} 
    +                selectedRadio={selectedRadio} 
    +                onSearch={setSearchTerm} 
    +                onRadioClick={this.switchTab}/>
    +              <ActiveTaskTable 
    +                collection={collection} 
    +                searchTerm={searchTerm} 
    +                selectedRadio={selectedRadio}
    +                onTableHeaderClick={onTableHeaderClick}
    +                sortByHeader={sortByHeader}
    +                headerIsAscending={headerIsAscending} />
    +            </div>
    +          </div>
    +        );
    +      }
    +    }
    +  });
    +
    +  var ActiveTasksFilter = React.createClass({
    +    getStoreState: function () {
    +      return {
    +        isFilterTrayVisible: false
    +      };
    +    },
    +
    +    getInitialState: function () {
    +      return this.getStoreState();
    +    },
    +
    +    toggleFilterTray: function () {
    +      this.setState({
    +        isFilterTrayVisible : !this.state.isFilterTrayVisible
    +      });
    +    },
    +
    +    render: function () {
    +      var filterTray = '';
    +
    +      if (this.state.isFilterTrayVisible) {
    +        filterTray = <ActiveTasksFilterTray 
    +                        key="filter-tray" 
    +                        selectedRadio={this.props.selectedRadio}
    +                        onSearch={this.props.onSearch} 
    +                        onRadioClick={this.props.onRadioClick} />;
    +      }
    +
    +      return (
    +        <div id="dashboard-upper-content">
    +          <div className="dashboard-upper-menu active-tasks">
    +            <ActiveTasksFilterTab onClick={this.toggleFilterTray} />
    +          </div>
    +          <ReactCSSTransitionGroup 
    +            className="dashboard-lower-menu" 
    +            transitionName="toggleFilterTray" 
    +            component="div" >
    +            {filterTray}
    +          </ReactCSSTransitionGroup>
    +        </div>
    +      );
    +    }
    +  });
    +
    +  var ActiveTasksFilterTab = React.createClass({
    +    render: function () {
    +      return (
    +        <ul className="nav nav-tabs" id="db-views-tabs-nav">
    +          <li>
    +            <a id="toggle-filter-tab"
    +               className="toggle-filter-tab"
    +               data-bypass="true" 
    +               data-toggle="button"
    +               onClick={this.props.onClick}>
    +              <i className="fonticon fonticon-plus"></i>
    +              Filter
    +            </a>
    +          </li>
    +        </ul>);
    +    }
    +  });
    +
    +  var ActiveTasksFilterTray = React.createClass({
    +    render: function () {
    +      return (
    +        <div className="filter-tray">
    +          <ActiveTasksFilterTrayCheckBoxes 
    +            onRadioClick={this.props.onRadioClick} 
    +            selectedRadio={this.props.selectedRadio} />
    +          <input  
    +            className="searchbox" 
    +            type="text" 
    +            name="search" 
    +            placeholder="Search for databases..." 
    +            value={this.props.searchTerm}
    +            onChange={this.props.onSearch} />  
    +        </div>
    +      );
    +    }
    +  });
    +
    +  var ActiveTasksFilterTrayCheckBoxes = React.createClass({
    +
    +    radioNames : [
    +      'All Tasks',
    +      'Replication',
    +      'Database Compaction',
    +      'Indexer',
    +      'View Compaction'
    +    ],
    +
    +    checked: function (radioName) {
    +      return this.props.selectedRadio == radioName;
    +    },
    +
    +    createCheckboxes: function () {
    +      var onRadioClick = this.props.onRadioClick;
    +      return (
    +        this.radioNames.map(function (radioName) {
    +          var checked = this.checked(radioName);
    +          var radioClassName = "radio-" + radioName.replace(' ', '-');
    +          return (
    +            <li className="active-tasks-one-checkbox" key={radioName+"li"}>
    +              <input
    +                  id={radioName.replace(' ', '-')}
    +                  type="radio"
    +                  key ={radioName} 
    +                  name="radio-button-active-task-filter-tray" 
    +                  value={radioName}
    +                  checked={checked}
    +                  onChange={onRadioClick} />
    +              <label htmlFor={radioName} className="active-tasks-checkbox-label">
    +              {radioName}
    +              </label>
    +            </li>
    +          );
    +        }.bind(this))
    +      );
    +    },
    +
    +    render: function () {
    +      var filterCheckboxes = this.createCheckboxes();
    +      return (
    +        <ul className="filter-checkboxes">
    +          <form className="filter-checkboxes-form">
    +          {filterCheckboxes}
    +          </form>
    +        </ul>
    +      );
    +    }
    +  });
    +
    +  var ActiveTaskTable = React.createClass({
    +    render: function () {
    +      var collection = this.props.collection;
    +      var selectedRadio = this.props.selectedRadio;
    +      var searchTerm = this.props.searchTerm;
    +      var sortByHeader = this.props.sortByHeader;
    +      var onTableHeaderClick = this.props.onTableHeaderClick;
    +      var headerIsAscending = this.props.headerIsAscending;
    +
    +      return (
    +        <div id="dashboard-lower-content">
    +          <table className="table table-bordered table-striped active-tasks">
    +            <ActiveTasksTableHeader 
    +              onTableHeaderClick={onTableHeaderClick}
    +              sortByHeader={sortByHeader}
    +              headerIsAscending={headerIsAscending}/>
    +            <ActiveTasksTableBody 
    +              collection={collection} 
    +              selectedRadio={selectedRadio} 
    +              searchTerm={searchTerm}/>
    +          </table>
    +        </div>
    +      );
    +    }
    +  });
    +
    +  var ActiveTasksTableHeader = React.createClass({
    +    headerNames : [
    +      ['type', 'Type'],
    +      ['database', 'Database'],
    +      ['started_on', 'Started On'],
    +      ['updated_on', 'Updated On'],
    +      ['pid', 'PID'],
    +      ['progress', 'Status']
    +    ],
    +
    +    createTableHeadingFields: function () {
    +      var onTableHeaderClick = this.props.onTableHeaderClick;
    +      var sortByHeader = this.props.sortByHeader;
    +      var headerIsAscending = this.props.headerIsAscending;
    +      return (
    +        this.headerNames.map(function (header) {
    +          return (
    +            <TableHeader 
    +              HeaderName={header[0]}
    +              DisplayName={header[1]}
    +              key={header[0]}
    +              onTableHeaderClick={onTableHeaderClick}
    +              sortByHeader={sortByHeader}
    +              headerIsAscending={headerIsAscending} />
    +          );
    +        })
    +      );
    +    },
    +
    +    render: function () {
    +      var tableHeadingFields = this.createTableHeadingFields();
    +      return (
    +        <thead>
    +          <tr>{tableHeadingFields}</tr>
    +        </thead>
    +      );
    +    }
    +  });
    +
    +  var TableHeader = React.createClass({
    +    arrow: function () {
    +      var sortBy = this.props.sortByHeader;
    +      var currentName = this.props.HeaderName;
    +      var headerIsAscending = this.props.headerIsAscending;
    +      var arrow = headerIsAscending ? 'icon icon-caret-up' : 'icon icon-caret-down';
    +
    +      if (sortBy === currentName) {
    +        return <i className={arrow}></i>;
    +      }
    +    },
    +
    +    render: function () {
    +      var arrow = this.arrow();
    +      var th_class = 'header-field ' + this.props.HeaderName;
    +
    +      return (
    +        <input
    +          type="radio"
    +          name="header-field"
    +          id={this.props.HeaderName}
    +          value={this.props.HeaderName}
    +          className="header-field radio"
    +          onChange={this.props.onTableHeaderClick}>
    +          <th className={th_class} value={this.props.HeaderName}>
    +            <label 
    +              className="header-field label-text"
    +              htmlFor={this.props.HeaderName}>
    +              {this.props.DisplayName} {arrow}
    +            </label>
    +          </th>
    +        </input>
    +      );
    +    }
    +  });
    +
    +  var ActiveTasksTableBody = React.createClass({
    +
    +    getStoreState: function () {
    +      return {
    +        filteredTable: activeTasksStore.getFilteredTable(this.props.collection)
    +      };
    +    },
    +
    +    getInitialState: function () {
    +      return this.getStoreState();
    +    },
    +
    +    componentWillReceiveProps: function (nextProps) {
    +      this.setState({
    +        filteredTable:
    +          activeTasksStore.getFilteredTable(this.props.collection)
    +      });
    +    },
    +
    +    createRows: function () {
    +      var isThereASearchTerm = this.props.searchTerm.trim() === "";
    +
    +      if (this.state.filteredTable.length === 0) {
    +        return isThereASearchTerm ? this.noActiveTasks() : this.noActiveTasksMatchFilter();
    +      }
    +
    +      return _.map(this.state.filteredTable, function (item, iteration) {
    +        return <ActiveTaskTableBodyContents key={Math.random()} item={item} />;
    +      });
    +    },
    +
    +    noActiveTasks: function () {
    +      return (
    +        <tr className="no-matching-database-on-search">
    +          <td  colSpan="6">No active {this.props.selectedRadio} tasks.</td>
    +        </tr>
    +      );
    +    },
    +
    +    noActiveTasksMatchFilter: function () {
    +      return (
    +        <tr className="no-matching-database-on-search">
    +          <td colSpan="6">No active {this.props.selectedRadio} tasks match with
filter: "{this.props.searchTerm}".</td>
    +        </tr>
    +      );
    +    },
    +
    +    render: function () {
    +      var tableBody = this.createRows();
    +      return (
    +        <tbody className="js-tasks-go-here">
    +        {tableBody}
    +        </tbody>
    +      );
    +    }
    +  });
    +
    +  var ActiveTaskTableBodyContents = React.createClass({
    +    getInfo: function (item) {
    +      return {
    +        type : item.type,
    +        objectField: activeTasksHelpers.getDatabaseFieldMessage(item) ,
    +        started_on: activeTasksHelpers.getTimeInfo(item.started_on),
    +        updated_on: activeTasksHelpers.getTimeInfo(item.updated_on),
    +        pid: item.pid.replace(/[<>]/g, ''),
    +        progress: activeTasksHelpers.getProgressMessage(item),
    +      };
    +    },
    +
    +    multilineMessage: function (messageArray, optionalClassName) {
    +
    +      if (!optionalClassName) {
    +        optionalClassName = '';
    +      }
    +      var cssClasses = 'multiline-active-tasks-message ' + optionalClassName;
    +
    +      return messageArray.map(function (msgLine, iterator) {
    +        return <p key={iterator} className={cssClasses}>{msgLine}</p>;
    +      });
    +    },
    +
    +    render: function () {
    +      var rowData =  this.getInfo(this.props.item);
    +      var objectFieldMsg = this.multilineMessage(rowData.objectField);
    +      var startedOnMsg = this.multilineMessage(rowData.started_on, 'time');
    +      var updatedOnMsg = this.multilineMessage(rowData.updated_on, 'time');
    +      var progressMsg = this.multilineMessage(rowData.progress);
    +
    +      return (
    +        <tr>
    +          <td>{rowData.type}</td>
    +          <td>{objectFieldMsg}</td>
    +          <td>{startedOnMsg}</td>
    +          <td>{updatedOnMsg}</td>
    +          <td>{rowData.pid}</td>
    +          <td>{progressMsg}</td>
    +        </tr>
    +      );
    +    }
    +  });
    +
    +  var ActiveTasksPollingWidget = React.createClass({
    +
    +    getStoreState: function () {
    +      return {
    +        pollingInterval:  activeTasksStore.getPollingInterval()
    +      };
    +    },
    +
    +    getInitialState: function () {
    +      return this.getStoreState();
    +    },
    +
    +    componentDidMount: function () {
    +      activeTasksStore.on('change', this.onChange, this);
    +    },
    +
    +    onChange: function () {
    +      if (this.isMounted()) {
    +        this.setState(this.getStoreState());
    +      }
    +    },
    +
    +    pollingIntervalChange: function (event) {
    +      Actions.changePollingInterval(event.target.value);
    +    },
    +
    +    getPluralForLabel: function () {
    +      return this.state.pollingInterval === "1" ? '' : 's';
    +    },
    +
    +    createPollingWidget: function () {
    +      var pollingInterval = this.state.pollingInterval;
    +      var s = this.getPluralForLabel();
    +      var onChangeHandle = this.pollingIntervalChange;
    +
    +      return (
    +        <ul className="polling-interval-widget">
    +          <li className="polling-interval-name">Polling interval
    +            <label className="polling-interval-time-label" htmlFor="pollingRange">

    +              <span>{pollingInterval}</span> second{s} 
    +            </label>
    +          </li>
    +          <li>
    +            <input 
    +              id="pollingRange" 
    +              type="range" 
    +              min="1" 
    +              max="30" 
    +              step="1" 
    +              value={pollingInterval} 
    +              onChange={onChangeHandle}/>
    +          </li>
    +        </ul>
    +      );
    +    },
    +
    +    render: function () {
    +      var pollingWidget = this.createPollingWidget();
    +
    +      return  <div>{pollingWidget}</div>;
    +    }
    +  });
    +
    +  var activeTasksHelpers = {
    +    getTimeInfo: function (timeStamp) {
    +      var timeMessage = [app.helpers.formatDate(timeStamp)];
    +      timeMessage.push(app.helpers.getDateFromNow(timeStamp));
    +      return timeMessage;
    +    },
    +
    +    getDatabaseFieldMessage: function (item) {
    +      var type = item.type;
    +      var databaseFieldMessage = [];
    +
    +      if (type === 'replication') {
    +        databaseFieldMessage.push('From: ' + item.source);
    +        databaseFieldMessage.push('To: ' + item.target);
    +      } else if (type === 'indexer') {
    +        databaseFieldMessage.push(item.database);
    +        databaseFieldMessage.push('(View: ' + item.design_document + ')');
    +      } else {
    +        databaseFieldMessage.push(item.database);
    +      }
    +
    +      return databaseFieldMessage;
    +    },
    +
    +    getProgressMessage: function (item) {
    +      var progressMessage = [];
    +      var type = item.type;
    +
    +      if (item.hasOwnProperty('progress')) {
    +        progressMessage.push('Progress: ' + item.progress + '%');
    +      }
    +
    +      if (type === 'indexer') {
    +        progressMessage.push(
    +          'Processed ' + item.changes_done + ' of ' + item.total_changes + ' changes.'
    +        );
    +      } else if (type === 'replication') {
    +        progressMessage.push(item.docs_written + ' docs written.');
    +
    +        if (item.hasOwnProperty('changes_pending')) {
    +          progressMessage.push(item.changes_pending + ' pending changes.');
    +        }
    +      }
    +
    +      if (item.hasOwnProperty('source_seq')) {
    +        progressMessage.push('Current source sequence: ' + item.source_seq + '. ');
    +      }
    +
    +      if (item.hasOwnProperty('changes_done')) {
    +        progressMessage.push(item.changes_done + ' Changes done.');
    +      }
    +
    +      return progressMessage;
    +    }
    +  };
    +
    +  return {
    +    renderActiveTasks: function (el) {
    +      React.render(<ActiveTasksController />, el);
    +    },
    +
    +    removeActiveTasks: function (el) {
    --- End diff --
    
    Seems like we do this a lot - i.e. a custom function to remove a React element at a DOM
node. Wonder if we should just add a generic `remove()` method in the main Fauxton React components
section that removes an element at a node...?


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