import React, {Component} from 'react';
import * as apiCalls from "../apiCalls/apiCalls";
import handleError from "../shared/failureHandler";
import Spinner from "../components/Spinner";
import RoomCard from "../components/RoomCard";
import { Link } from "react-router-dom";
import NoContentMessage from "../components/NoContentMessage";
import PageContentContainer from "../components/PageContentContainer";
import Breadcrumbs from "../components/Breadcrumbs";
import BreadcrumbsLink from "../components/BreadcrumbsLink";
import PageInfo from "../components/PageInfo";
/**
* page with all rooms of a building defined in url
*/
class RoomsPage extends Component {
/**
* current page state
*/
state = {
buildingId: this.props.match.params.buildingId,
rooms: [],
pendingApiCall: false,
}
/**
* Called when user wants to delete room
* @param roomId room id
*/
onClickDelete = (roomId) => {
// ask before delete
if(window.confirm("Do you really want to delete this room?")) {
// update api call for given room
let newRooms = [];
const {rooms} = this.state;
for (let r of rooms) {
if(r.roomId === roomId) {
// set api call to true for deleted room
newRooms.push({...r, pendingApiCall: true});
}
else {
newRooms.push({...r});
}
}
this.setState({rooms: newRooms});
// send delete message to server
apiCalls.deleteRoom(roomId).then(response => {
newRooms = [...this.state.rooms];
newRooms = newRooms.filter(r => r.roomId !== roomId);
// if delete was successful update state
this.setState({rooms: newRooms});
}).catch(error => {
// handle unauthorized error
return handleError(error);
});
}
}
/**
* called when page is mounted
*/
componentDidMount() {
this.setState({pendingApiCall: true});
// fetch all rooms from server
apiCalls.getRooms(this.state.buildingId).then(response => {
const rooms = response.data;
// set default properties for fetched rooms
for(let r of rooms) {
r.pendingApiCall = false;
}
this.setState({rooms, pendingApiCall: false});
}).catch(error => {
// handle unauthorized error
return handleError(error);
});
}
/**
* Renders page with rooms
* @returns {JSX.Element} page with rooms
*/
render() {
// maps rooms to room cards
const rooms = this.state.rooms.map(r =>
<RoomCard key={r.roomId} {...r} onClickDelete={this.onClickDelete}/>
);
// define page content
let content = <Spinner/>;
if (!this.state.pendingApiCall) {
content = this.state.rooms.length === 0 ? <NoContentMessage text="There are no rooms"/> : rooms;
}
// renders page
return (
<PageContentContainer>
<Breadcrumbs>
<BreadcrumbsLink to="/myInstitution" name="My Institution"/>
<BreadcrumbsLink to="/myInstitution/buildings/" name="Buildings"/>
<li className="breadcrumb-item active">Rooms</li>
</Breadcrumbs>
<PageInfo name="Rooms">Here you can manage the institution's rooms to help visitors navigate</PageInfo>
<Link exact to={"/myInstitution/rooms/" + this.state.buildingId + "/addRoom"} >
<button type="button" className="btn btn-lg mt-3 btn-success mb-4">
<i className="fa fa-plus-circle" /> Add new room
</button>
</Link>
{content}
</PageContentContainer>
);
}
}
export default RoomsPage;