demostf/demo.js
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encoder for gameEventList

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This commit is contained in:
Robin Appelman 2017-09-01 22:37:47 +02:00
commit 936ba2263f
6 changed files with 5551 additions and 25 deletions
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55
src/Parser/Packet/GameEventList.ts
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@ -1,17 +1,18 @@
import {BitStream} from 'bit-buffer';
import {GameEventDefinitionMap, GameEventEntry} from '../../Data/GameEvent';
import {Match} from '../../Data/Match';
import {GameEventDefinition, GameEventDefinitionMap, GameEventEntry} from '../../Data/GameEvent';
import {GameEventListPacket} from '../../Data/Packet';
export function ParseGameEventList(stream: BitStream, match: Match): GameEventListPacket { // 30: gameEventList
export function ParseGameEventList(stream: BitStream): GameEventListPacket { // 30: gameEventList
const s = stream.index;
// list of game events and parameters
const numEvents = stream.readBits(9);
const length = stream.readBits(20);
const numEvents = stream.readBits(9);
const length = stream.readBits(20);
const eventList: GameEventDefinitionMap = {};
for (let i = 0; i < numEvents; i++) {
const id = stream.readBits(9);
const name = stream.readASCIIString();
let type = stream.readBits(3);
const id = stream.readBits(9);
const name = stream.readASCIIString();
let type = stream.readBits(3);
const entries: GameEventEntry[] = [];
while (type !== 0) {
entries.push({
@ -31,3 +32,41 @@ export function ParseGameEventList(stream: BitStream, match: Match): GameEventLi
eventList,
};
}
export function EncodeGameEventList(packet: GameEventListPacket, stream: BitStream) {
stream.writeBits(Object.keys(packet.eventList).length, 9);
const eventListBitLength = getEventListLength(Object.values(packet.eventList));
const eventListStream = new BitStream(new ArrayBuffer(Math.ceil(eventListBitLength / 8)));
for (const id in packet.eventList) {
const definition = packet.eventList[id] as GameEventDefinition;
eventListStream.writeBits(definition.id, 9);
eventListStream.writeASCIIString(definition.name);
for (const entry of definition.entries) {
eventListStream.writeBits(entry.type, 3);
eventListStream.writeASCIIString(entry.name);
}
eventListStream.writeBits(0, 3);
}
const finalLength = eventListStream.index;
stream.writeBits(finalLength, 20);
eventListStream.index = 0;
stream.writeBitStream(eventListStream);
}
function getEventListLength(eventList: GameEventDefinition[]) {
return eventList.reduce((length: number, entry: GameEventDefinition) => {
return length +
9 +
(entry.name.length + 1) * 8 +
3 +
entry.entries.reduce((length: number, event: GameEventEntry) => {
return length +
3
+ (event.name.length + 1) * 8;
}, 0);
}, 0);
}