tvolkmann/smart_garden_server
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got rid of render delay

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This commit is contained in:
Timo Volkmann 2020-07-16 10:53:38 +02:00
parent 16a5521093
commit efe1001682
4 changed files with 116 additions and 90 deletions
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2
client/main.jsx
View File

@ -23,7 +23,5 @@ Meteor.startup(() => {
Meteor.subscribe('sensorDataCollection'); Meteor.subscribe('sensorDataCollection');
} }
Meteor.setTimeout(function() {
ReactDOM.render(<App />, document.getElementById('root')); ReactDOM.render(<App />, document.getElementById('root'));
}, 1250);
}); });

15
imports/ui/Home.jsx
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@ -4,12 +4,26 @@ import SensorCardDeck from './SensorCardDeck'
import {SensorDataCollection} from "../../client/main"; import {SensorDataCollection} from "../../client/main";
import {useTracker} from 'meteor/react-meteor-data'; import {useTracker} from 'meteor/react-meteor-data';
import {Col, Row} from "react-bootstrap"; import {Col, Row} from "react-bootstrap";
import { Card, CardDeck } from 'react-bootstrap';
export default function Home() { export default function Home() {
const sensorData = useTracker(() => { const sensorData = useTracker(() => {
return SensorDataCollection.find({ device_id: 'esp-andy' }, { sort: { timestamp: -1 }, limit: 10 }).fetch().reverse(); return SensorDataCollection.find({ device_id: 'esp-andy' }, { sort: { timestamp: -1 }, limit: 10 }).fetch().reverse();
}); });
if (sensorData.length <= 0) {
return (
<CardDeck>
<Card>
<Card.Body>
<Card.Title>Loading!</Card.Title>
<Card.Text>Please wait...</Card.Text>
</Card.Body>
</Card>
</CardDeck>
)
} else {
return ( return (
<> <>
<SensorCardDeck /> <SensorCardDeck />
@ -69,3 +83,4 @@ export default function Home() {
</> </>
) )
} }
}

14
imports/ui/SensorCardDeck.jsx
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@ -7,7 +7,18 @@ export default function SensorCardDeck() {
const sensorData = useTracker(() => { const sensorData = useTracker(() => {
return SensorDataCollection.find({ device_id: 'esp-andy' }, { sort: { timestamp: -1 }, limit: 1 }).fetch(); return SensorDataCollection.find({ device_id: 'esp-andy' }, { sort: { timestamp: -1 }, limit: 1 }).fetch();
}); });
if (sensorData.length <= 0) {
return (
<CardDeck>
<Card>
<Card.Body>
<Card.Title>Loading!</Card.Title>
<Card.Text>Please wait...</Card.Text>
</Card.Body>
</Card>
</CardDeck>
)
} else {
return ( return (
<CardDeck> <CardDeck>
<Card> <Card>
@ -37,3 +48,4 @@ export default function SensorCardDeck() {
</CardDeck> </CardDeck>
) )
} }
}

3
package.json
View File

@ -2,7 +2,8 @@
"name": "smart_garden_server", "name": "smart_garden_server",
"private": true, "private": true,
"scripts": { "scripts": {
"start": "meteor run", "start": "MONGO_URL=mongodb://garden:99009911@cloud.timovolkmann.de:27017/Smart_Garden meteor run",
"plainstart": "meteor run",
"test": "meteor test --once --driver-package meteortesting:mocha", "test": "meteor test --once --driver-package meteortesting:mocha",
"test-app": "TEST_WATCH=1 meteor test --full-app --driver-package meteortesting:mocha", "test-app": "TEST_WATCH=1 meteor test --full-app --driver-package meteortesting:mocha",
"visualize": "meteor --production --extra-packages bundle-visualizer" "visualize": "meteor --production --extra-packages bundle-visualizer"