60 lines
1.5 KiB
JavaScript
60 lines
1.5 KiB
JavaScript
import {Container} from '@pixi/react';
|
|
import {useState} from 'react';
|
|
|
|
import {RESOLUTION} from '@/constants.js';
|
|
import Ecs from '@/ecs/ecs.js';
|
|
import Systems from '@/ecs-systems/index.js';
|
|
import Types from '@/ecs-components/index.js';
|
|
import usePacket from '@/hooks/use-packet.js';
|
|
|
|
import Entities from './entities.jsx';
|
|
import TileLayer from './tile-layer.jsx';
|
|
|
|
export default function EcsComponent() {
|
|
const [ecs] = useState(new Ecs({Systems, Types}));
|
|
const [entities, setEntities] = useState({});
|
|
const [mainEntity, setMainEntity] = useState();
|
|
usePacket('Tick', (payload) => {
|
|
if (0 === Object.keys(payload.ecs).length) {
|
|
return;
|
|
}
|
|
ecs.apply(payload.ecs);
|
|
const updatedEntities = {...entities};
|
|
for (const id in payload.ecs) {
|
|
if (false === payload.ecs[id]) {
|
|
delete updatedEntities[id];
|
|
}
|
|
else {
|
|
updatedEntities[id] = ecs.get(id);
|
|
if (updatedEntities[id].MainEntity) {
|
|
setMainEntity(ecs.get(id));
|
|
}
|
|
}
|
|
}
|
|
setEntities(updatedEntities);
|
|
}, [entities, mainEntity]);
|
|
if (!mainEntity) {
|
|
return false;
|
|
}
|
|
const {Camera} = mainEntity;
|
|
const {TileLayers} = ecs.get(1);
|
|
const [cx, cy] = [
|
|
Math.round(Camera.x - RESOLUTION.x / 2),
|
|
Math.round(Camera.y - RESOLUTION.y / 2),
|
|
];
|
|
return (
|
|
<Container>
|
|
<TileLayer
|
|
tileLayer={TileLayers.layers[0]}
|
|
x={-cx}
|
|
y={-cy}
|
|
/>
|
|
<Entities
|
|
entities={entities}
|
|
x={-cx}
|
|
y={-cy}
|
|
/>
|
|
</Container>
|
|
)
|
|
}
|