console/react/src/overview/overviewTable.js - qpid-dispatch - Git at Google

 /*
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file
 distributed with this work for additional information
 regarding copyright ownership.  The ASF licenses this file
 to you 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.
 */

 import React from "react";
 import {
   sortable,
   SortByDirection,
   Table,
   TableHeader,
   TableBody,
   TableVariant
 } from "@patternfly/react-table";
 import { Button, Pagination } from "@patternfly/react-core";
 import { Navigate } from "react-router-dom";
 import TableToolbar from "../common/tableToolbar";
 import { dataMap } from "./entityData";

 // If the breadcrumb on the details page was used to return to this page,
 // we will have saved state info in props.location.state
 const propFromLocation = (props, which, defaultValue) =>
   props &&
   props.location &&
   props.location.state &&
   typeof props.location.state[which] !== "undefined"
     ? props.location.state[which]
     : defaultValue;

 class OverviewTable extends React.Component {
   constructor(props) {
     super(props);
     this.state = {
       sortBy: propFromLocation(props, "sortBy", {
         index: 0,
         direction: SortByDirection.asc
       }),
       filterBy: propFromLocation(props, "filterBy", {}),
       perPage: propFromLocation(props, "perPage", 10),
       total: 1,
       page: propFromLocation(props, "page", 1),
       columns: [],
       allRows: [],
       rows: [],
       redirect: false,
       redirectState: {}
     };
     this.entity = this.props.service.utilities.entityFromProps(props);
     if (!dataMap[this.entity]) {
       this.state.redirect = true;
     } else {
       this.dataSource = new dataMap[this.entity](this.props.service);
     }
   }

   componentDidMount = () => {
     this.mounted = true;
     if (!this.dataSource) return;
     // initialize the columns and get the data
     this.dataSource.fields.forEach(f => {
       f.transforms = [];
       f.cellFormatters = [];
       if (!f.noSort) f.transforms.push(sortable);
       if (f.numeric) {
         f.cellFormatters.push(this.prettier);
       }
       if (f.noWrap) {
         f.cellFormatters.push(this.noWrap);
       }
       if (f.formatter) {
         f.cellFormatters.push((value, extraInfo) =>
           this.formatter(f.formatter, value, extraInfo)
         );
       }
     });
     // if the dataSource did not provide its own cell formatter for details
     if (!this.dataSource.detailFormatter) {
       this.dataSource.fields[0].cellFormatters.push(this.detailLink);
     }

     this.setState({ columns: this.dataSource.fields }, () => {
       this.update();
       this.timer = setInterval(this.update, 5000);
     });
   };

   componentWillUnmount = () => {
     this.mounted = false;
     clearInterval(this.timer);
   };

   update = () => {
     this.fetch(this.state.page, this.state.perPage);
   };

   fetch = (page, perPage) => {
     // get the data. Note: The current page number might change if
     // the number of rows is less than before
     this.dataSource.doFetch(page, perPage).then(results => {
       const sliced = this.slice(results.data, results.page, results.perPage);
       // if fetch was called and the component was unmounted before
       // the results arrived, don't call setState
       if (!this.mounted) return;
       const { rows, page, total, allRows } = sliced;
       if (this.mounted)
         this.setState({
           rows,
           page,
           perPage,
           total,
           allRows
         });
       this.props.lastUpdated(new Date());
     });
   };

   detailLink = (value, extraInfo) => {
     return (
       <Button className="link-button" onClick={() => this.detailClick(value, extraInfo)}>
         {value}
       </Button>
     );
   };

   detailClick = (value, extraInfo) => {
     this.setState({
       redirect: true,
       redirectState: {
         value: extraInfo.rowData.cells[extraInfo.columnIndex],
         currentRecord: extraInfo.rowData.data,
         entity: this.entity,
         page: this.state.page,
         sortBy: this.state.sortBy,
         filterBy: this.state.filterBy,
         perPage: this.state.perPage,
         property: extraInfo.property
       }
     });
   };

   // cell formatter
   noWrap = (value, extraInfo) => {
     return <span className="noWrap">{value}</span>;
   };

   // cell formatter
   prettier = (value, extraInfo) => {
     return typeof value === "undefined"
       ? "-"
       : this.props.service.utilities.pretty(value);
   };

   // cell formatter, display a component instead of this cell's data
   formatter = (Component, value, extraInfo) => {
     return (
       <Component
         value={value}
         extraInfo={extraInfo}
         service={this.props.service}
         detailClick={this.detailClick}
         handleAddNotification={this.props.handleAddNotification}
       />
     );
   };

   onSort = (_event, index, direction) => {
     this.setState({ sortBy: { index, direction } }, () => {
       const { allRows, page, perPage } = this.state;
       let rows = this.filter(allRows);
       rows = this.sort(rows);
       rows = this.page(rows, rows.length, page, perPage);
       this.setState({ rows });
     });
   };

   renderPagination(variant = "top") {
     const { page, perPage, total } = this.state;
     return (
       <Pagination
         itemCount={total}
         page={page}
         perPage={perPage}
         onSetPage={(_evt, value) => this.onSetPage(value)}
         onPerPageSelect={(_evt, value) => this.onPerPageSelect(value)}
         variant={variant}
       />
     );
   }

   onSetPage = value => {
     this.fetch(value, this.state.perPage);
   };
   onPerPageSelect = value => {
     this.fetch(1, value);
   };
   handleChangeFilterValue = (field, value) => {
     this.setState({ filterBy: { field, value } }, this.update);
   };

   field2Row = field => ({
     cells: this.dataSource.fields.map(f => field[f.field]),
     data: field
   });

   cellIndex = field => {
     return this.dataSource.fields.findIndex(f => {
       return f.title === field;
     });
   };

   filter = rows => {
     const filterField = this.state.filterBy.field;
     const filterValue = this.state.filterBy.value;
     if (
       typeof filterField !== "undefined" &&
       typeof filterValue !== "undefined" &&
       filterValue !== ""
     ) {
       const cellIndex = this.cellIndex(filterField);
       rows = rows.filter(r => {
         return r.cells[cellIndex].includes(filterValue);
       });
     }
     return rows;
   };

   page = (rows, total, page, perPage) => {
     const newPages = Math.ceil(total / perPage);
     page = Math.min(page, newPages);
     const start = perPage * (page - 1);
     const end = Math.min(start + perPage, rows.length);
     return rows.slice(start, end);
   };

   slice = (fields, page, perPage) => {
     let allRows = fields.map(f => this.field2Row(f));
     let rows = this.filter(allRows);
     const total = rows.length;
     rows = this.sort(rows);
     rows = this.page(rows, total, page, perPage);
     return { rows, page, total, allRows };
   };

   sort = rows => {
     const { index, direction } = this.state.sortBy;
     if (typeof index === "undefined" || typeof direction === "undefined") {
       return rows;
     }

     const less = direction === SortByDirection.desc ? 1 : -1;
     const more = -1 * less;
     rows.sort((a, b) => {
       if (a.cells[index] < b.cells[index]) return less;
       if (a.cells[index] > b.cells[index]) return more;
       // the values matched, sort by 1st column
       if (index !== 0) {
         if (a.cells[0] < b.cells[0]) return less;
         if (a.cells[0] > b.cells[0]) return more;
       }
       return 0;
     });
     return rows;
   };

   render() {
     if (this.state.redirect) {
       return (
         <Navigate
           to={(this.dataSource && this.dataSource.detailPath) || "/details"}
           state={this.state.redirectState}
         />
       );
     }
     return (
       <React.Fragment>
         <TableToolbar
           total={this.state.total}
           page={this.state.page}
           perPage={this.state.perPage}
           onSetPage={this.onSetPage}
           onPerPageSelect={this.onPerPageSelect}
           fields={this.dataSource.fields}
           handleChangeFilterValue={this.handleChangeFilterValue}
         />
         <Table
           cells={this.state.columns}
           rows={this.state.rows}
           aria-label={this.entity}
           sortBy={this.state.sortBy}
           onSort={this.onSort}
           variant={TableVariant.compact}
         >
           <TableHeader />
           <TableBody />
         </Table>
         {this.renderPagination("bottom")}
       </React.Fragment>
     );
   }
 }

 export default OverviewTable;
	/*
	Licensed to the Apache Software Foundation (ASF) under one
	or more contributor license agreements. See the NOTICE file
	distributed with this work for additional information
	regarding copyright ownership. The ASF licenses this file
	to you 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.
	*/

	import React from "react";
	import {
	sortable,
	SortByDirection,
	Table,
	TableHeader,
	TableBody,
	TableVariant
	} from "@patternfly/react-table";
	import { Button, Pagination } from "@patternfly/react-core";
	import { Navigate } from "react-router-dom";
	import TableToolbar from "../common/tableToolbar";
	import { dataMap } from "./entityData";

	// If the breadcrumb on the details page was used to return to this page,
	// we will have saved state info in props.location.state
	const propFromLocation = (props, which, defaultValue) =>
	props &&
	props.location &&
	props.location.state &&
	typeof props.location.state[which] !== "undefined"
	? props.location.state[which]
	: defaultValue;

	class OverviewTable extends React.Component {
	constructor(props) {
	super(props);
	this.state = {
	sortBy: propFromLocation(props, "sortBy", {
	index: 0,
	direction: SortByDirection.asc
	}),
	filterBy: propFromLocation(props, "filterBy", {}),
	perPage: propFromLocation(props, "perPage", 10),
	total: 1,
	page: propFromLocation(props, "page", 1),
	columns: [],
	allRows: [],
	rows: [],
	redirect: false,
	redirectState: {}
	};
	this.entity = this.props.service.utilities.entityFromProps(props);
	if (!dataMap[this.entity]) {
	this.state.redirect = true;
	} else {
	this.dataSource = new dataMap[this.entity](this.props.service);
	}
	}

	componentDidMount = () => {
	this.mounted = true;
	if (!this.dataSource) return;
	// initialize the columns and get the data
	this.dataSource.fields.forEach(f => {
	f.transforms = [];
	f.cellFormatters = [];
	if (!f.noSort) f.transforms.push(sortable);
	if (f.numeric) {
	f.cellFormatters.push(this.prettier);
	}
	if (f.noWrap) {
	f.cellFormatters.push(this.noWrap);
	}
	if (f.formatter) {
	f.cellFormatters.push((value, extraInfo) =>
	this.formatter(f.formatter, value, extraInfo)
	);
	}
	});
	// if the dataSource did not provide its own cell formatter for details
	if (!this.dataSource.detailFormatter) {
	this.dataSource.fields[0].cellFormatters.push(this.detailLink);
	}

	this.setState({ columns: this.dataSource.fields }, () => {
	this.update();
	this.timer = setInterval(this.update, 5000);
	});
	};

	componentWillUnmount = () => {
	this.mounted = false;
	clearInterval(this.timer);
	};

	update = () => {
	this.fetch(this.state.page, this.state.perPage);
	};

	fetch = (page, perPage) => {
	// get the data. Note: The current page number might change if
	// the number of rows is less than before
	this.dataSource.doFetch(page, perPage).then(results => {
	const sliced = this.slice(results.data, results.page, results.perPage);
	// if fetch was called and the component was unmounted before
	// the results arrived, don't call setState
	if (!this.mounted) return;
	const { rows, page, total, allRows } = sliced;
	if (this.mounted)
	this.setState({
	rows,
	page,
	perPage,
	total,
	allRows
	});
	this.props.lastUpdated(new Date());
	});
	};

	detailLink = (value, extraInfo) => {
	return (
	<Button className="link-button" onClick={() => this.detailClick(value, extraInfo)}>
	{value}
	</Button>
	);
	};

	detailClick = (value, extraInfo) => {
	this.setState({
	redirect: true,
	redirectState: {
	value: extraInfo.rowData.cells[extraInfo.columnIndex],
	currentRecord: extraInfo.rowData.data,
	entity: this.entity,
	page: this.state.page,
	sortBy: this.state.sortBy,
	filterBy: this.state.filterBy,
	perPage: this.state.perPage,
	property: extraInfo.property
	}
	});
	};

	// cell formatter
	noWrap = (value, extraInfo) => {
	return <span className="noWrap">{value}</span>;
	};

	// cell formatter
	prettier = (value, extraInfo) => {
	return typeof value === "undefined"
	? "-"
	: this.props.service.utilities.pretty(value);
	};

	// cell formatter, display a component instead of this cell's data
	formatter = (Component, value, extraInfo) => {
	return (
	<Component
	value={value}
	extraInfo={extraInfo}
	service={this.props.service}
	detailClick={this.detailClick}
	handleAddNotification={this.props.handleAddNotification}
	/>
	);
	};

	onSort = (_event, index, direction) => {
	this.setState({ sortBy: { index, direction } }, () => {
	const { allRows, page, perPage } = this.state;
	let rows = this.filter(allRows);
	rows = this.sort(rows);
	rows = this.page(rows, rows.length, page, perPage);
	this.setState({ rows });
	});
	};

	renderPagination(variant = "top") {
	const { page, perPage, total } = this.state;
	return (
	<Pagination
	itemCount={total}
	page={page}
	perPage={perPage}
	onSetPage={(_evt, value) => this.onSetPage(value)}
	onPerPageSelect={(_evt, value) => this.onPerPageSelect(value)}
	variant={variant}
	/>
	);
	}

	onSetPage = value => {
	this.fetch(value, this.state.perPage);
	};
	onPerPageSelect = value => {
	this.fetch(1, value);
	};
	handleChangeFilterValue = (field, value) => {
	this.setState({ filterBy: { field, value } }, this.update);
	};

	field2Row = field => ({
	cells: this.dataSource.fields.map(f => field[f.field]),
	data: field
	});

	cellIndex = field => {
	return this.dataSource.fields.findIndex(f => {
	return f.title === field;
	});
	};

	filter = rows => {
	const filterField = this.state.filterBy.field;
	const filterValue = this.state.filterBy.value;
	if (
	typeof filterField !== "undefined" &&
	typeof filterValue !== "undefined" &&
	filterValue !== ""
	) {
	const cellIndex = this.cellIndex(filterField);
	rows = rows.filter(r => {
	return r.cells[cellIndex].includes(filterValue);
	});
	}
	return rows;
	};

	page = (rows, total, page, perPage) => {
	const newPages = Math.ceil(total / perPage);
	page = Math.min(page, newPages);
	const start = perPage * (page - 1);
	const end = Math.min(start + perPage, rows.length);
	return rows.slice(start, end);
	};

	slice = (fields, page, perPage) => {
	let allRows = fields.map(f => this.field2Row(f));
	let rows = this.filter(allRows);
	const total = rows.length;
	rows = this.sort(rows);
	rows = this.page(rows, total, page, perPage);
	return { rows, page, total, allRows };
	};

	sort = rows => {
	const { index, direction } = this.state.sortBy;
	if (typeof index === "undefined" \|\| typeof direction === "undefined") {
	return rows;
	}

	const less = direction === SortByDirection.desc ? 1 : -1;
	const more = -1 * less;
	rows.sort((a, b) => {
	if (a.cells[index] < b.cells[index]) return less;
	if (a.cells[index] > b.cells[index]) return more;
	// the values matched, sort by 1st column
	if (index !== 0) {
	if (a.cells[0] < b.cells[0]) return less;
	if (a.cells[0] > b.cells[0]) return more;
	}
	return 0;
	});
	return rows;
	};

	render() {
	if (this.state.redirect) {
	return (
	<Navigate
	to={(this.dataSource && this.dataSource.detailPath) \|\| "/details"}
	state={this.state.redirectState}
	/>
	);
	}
	return (
	<React.Fragment>
	<TableToolbar
	total={this.state.total}
	page={this.state.page}
	perPage={this.state.perPage}
	onSetPage={this.onSetPage}
	onPerPageSelect={this.onPerPageSelect}
	fields={this.dataSource.fields}
	handleChangeFilterValue={this.handleChangeFilterValue}
	/>
	<Table
	cells={this.state.columns}
	rows={this.state.rows}
	aria-label={this.entity}
	sortBy={this.state.sortBy}
	onSort={this.onSort}
	variant={TableVariant.compact}
	>
	<TableHeader />
	<TableBody />
	</Table>
	{this.renderPagination("bottom")}
	</React.Fragment>
	);
	}
	}

	export default OverviewTable;