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organize models and new modules

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This commit is contained in:
Joel Wetzell
2023-09-16 14:27:05 -05:00
parent 489d32ae78
commit 64a3709cac
29 changed files with 240 additions and 120 deletions
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src/decoders/chunk.ts
+1 -6
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@@ -1,9 +1,4 @@
export interface Chunk {
id?: number;
has_subchunks?: boolean;
data_len?: number;
chunk_data?: Buffer;
}
import { Chunk } from '../models/chunk';
export default (buffer: Buffer, dataDecoder: Function): Chunk => {
let offset = 0;
src/decoders/data/data-packet-chunk.ts
+5 -11
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@@ -1,12 +1,6 @@
import { Decoders } from '..';
import { Constants } from '../../constants';
import chunk, { Chunk } from '../chunk';
import packetHeaderChunk, { PacketHeaderChunk } from '../packet-header-chunk';
import dataTrackerListChunk, { DataTrackerListChunk } from './data-tracker-list-chunk';
export interface DataPacketChunk extends Chunk {
packet_header: PacketHeaderChunk;
tracker_list: DataTrackerListChunk;
}
import { DataPacketChunk } from '../../models/data/data-packet-chunk';
function decodeDataPacketChunk(dataPacketChunk: DataPacketChunk) {
if (dataPacketChunk.has_subchunks && dataPacketChunk.chunk_data && dataPacketChunk.data_len) {
@@ -15,14 +9,14 @@ function decodeDataPacketChunk(dataPacketChunk: DataPacketChunk) {
const chunkId = dataPacketChunk.chunk_data.readUInt16LE(offset);
switch (chunkId) {
case 0x0000:
dataPacketChunk.packet_header = packetHeaderChunk(dataPacketChunk.chunk_data.subarray(offset));
dataPacketChunk.packet_header = Decoders.PacketHeaderChunk(dataPacketChunk.chunk_data.subarray(offset));
offset += Constants.CHUNK_HEADER_SIZE;
if (dataPacketChunk.packet_header?.data_len) {
offset += dataPacketChunk.packet_header.data_len;
}
break;
case 0x0001:
dataPacketChunk.tracker_list = dataTrackerListChunk(dataPacketChunk.chunk_data.subarray(offset));
dataPacketChunk.tracker_list = Decoders.DataTrackerListChunk(dataPacketChunk.chunk_data.subarray(offset));
offset += Constants.CHUNK_HEADER_SIZE;
if (dataPacketChunk.tracker_list.data_len) {
offset += dataPacketChunk.tracker_list.data_len;
@@ -35,4 +29,4 @@ function decodeDataPacketChunk(dataPacketChunk: DataPacketChunk) {
}
}
export default (buffer: Buffer): DataPacketChunk => chunk(buffer, decodeDataPacketChunk) as DataPacketChunk;
export default (buffer: Buffer): DataPacketChunk => Decoders.Chunk(buffer, decodeDataPacketChunk) as DataPacketChunk;
src/decoders/data/data-tracker-chunk.ts
+4 -14
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@@ -1,22 +1,12 @@
import { Decoders } from '..';
import { Constants } from '../../constants';
import chunk, { Chunk } from '../chunk';
import dataTrackerFieldChunk, { DataTrackerFieldChunk } from './data-tracker-field-chunk';
export interface DataTrackerChunk extends Chunk {
pos: DataTrackerFieldChunk;
speed: DataTrackerFieldChunk;
ori: DataTrackerFieldChunk;
status: DataTrackerFieldChunk;
accel: DataTrackerFieldChunk;
trgtpos: DataTrackerFieldChunk;
timestamp: DataTrackerFieldChunk;
}
import { DataTrackerChunk } from '../../models/data/data-tracker-chunk';
function decodeTrackerChunk(trackerChunk: DataTrackerChunk) {
if (trackerChunk.chunk_data && trackerChunk.data_len) {
let offset = 0;
while (offset < trackerChunk.data_len) {
const trackerFieldChunk = dataTrackerFieldChunk(trackerChunk.chunk_data.subarray(offset));
const trackerFieldChunk = Decoders.DataTrackerFieldChunk(trackerChunk.chunk_data.subarray(offset));
offset += Constants.CHUNK_HEADER_SIZE;
if (trackerFieldChunk.data_len) {
offset += trackerFieldChunk.data_len;
@@ -50,4 +40,4 @@ function decodeTrackerChunk(trackerChunk: DataTrackerChunk) {
}
}
export default (buffer: Buffer): DataTrackerChunk => chunk(buffer, decodeTrackerChunk) as DataTrackerChunk;
export default (buffer: Buffer): DataTrackerChunk => Decoders.Chunk(buffer, decodeTrackerChunk) as DataTrackerChunk;
src/decoders/data/data-tracker-field-chunk.ts
+3 -5
View File
@@ -1,9 +1,7 @@
/* eslint-disable no-case-declarations */
import chunk, { Chunk } from '../chunk';
export interface DataTrackerFieldChunk extends Chunk {
[key: string]: number | bigint | number[] | Buffer | undefined | boolean;
}
import { Decoders } from '..';
import { DataTrackerFieldChunk } from '../../models/data/data-tracker-field-chunk';
function readXYZ(trackerFieldChunk: DataTrackerFieldChunk, prefix: string = '') {
if (trackerFieldChunk.chunk_data) {
@@ -47,4 +45,4 @@ function decodeTrackerFieldChunk(trackerFieldChunk: DataTrackerFieldChunk) {
}
export default (buffer: Buffer): DataTrackerFieldChunk =>
chunk(buffer, decodeTrackerFieldChunk) as DataTrackerFieldChunk;
Decoders.Chunk(buffer, decodeTrackerFieldChunk) as DataTrackerFieldChunk;
src/decoders/data/data-tracker-list-chunk.ts
+4 -10
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@@ -1,12 +1,6 @@
import { Decoders } from '..';
import { Constants } from '../../constants';
import chunk, { Chunk } from '../chunk';
import dataTrackerChunk, { DataTrackerChunk } from './data-tracker-chunk';
export interface DataTrackerListChunk extends Chunk {
trackers: {
[key: number]: DataTrackerChunk;
};
}
import { DataTrackerListChunk } from '../../models/data/data-tracker-list-chunk';
function decodeDataTrackerListChunk(dataTrackerListChunk: DataTrackerListChunk) {
dataTrackerListChunk.trackers = {};
@@ -15,7 +9,7 @@ function decodeDataTrackerListChunk(dataTrackerListChunk: DataTrackerListChunk)
let offset = 0;
if (dataTrackerListChunk.chunk_data) {
while (offset < dataTrackerListChunk.chunk_data.length) {
const trackerChunk = dataTrackerChunk(dataTrackerListChunk.chunk_data.subarray(offset));
const trackerChunk = Decoders.DataTrackerChunk(dataTrackerListChunk.chunk_data.subarray(offset));
offset += Constants.CHUNK_HEADER_SIZE;
if (trackerChunk.data_len) {
offset += trackerChunk.data_len;
@@ -27,4 +21,4 @@ function decodeDataTrackerListChunk(dataTrackerListChunk: DataTrackerListChunk)
}
}
export default (buffer: Buffer): DataTrackerListChunk =>
chunk(buffer, decodeDataTrackerListChunk) as DataTrackerListChunk;
Decoders.Chunk(buffer, decodeDataTrackerListChunk) as DataTrackerListChunk;
src/decoders/index.ts
+29
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@@ -0,0 +1,29 @@
import Chunk from './chunk';
import Packet from './packet';
import PacketHeaderChunk from './packet-header-chunk';
import DataPacketChunk from './data/data-packet-chunk';
import DataTrackerChunk from './data/data-tracker-chunk';
import DataTrackerFieldChunk from './data/data-tracker-field-chunk';
import DataTrackerListChunk from './data/data-tracker-list-chunk';
import InfoPacketChunk from './info/info-packet-chunk';
import InfoSystemNameChunk from './info/info-system-name-chunk';
import InfoTrackerChunk from './info/info-tracker-chunk';
import InfoTrackerListChunk from './info/info-tracker-list-chunk';
import InfoTrackerNameChunk from './info/info-tracker-name-chunk';
export const Decoders = {
Chunk,
PacketHeaderChunk,
Packet,
DataPacketChunk,
DataTrackerChunk,
DataTrackerFieldChunk,
DataTrackerListChunk,
InfoPacketChunk,
InfoSystemNameChunk,
InfoTrackerChunk,
InfoTrackerListChunk,
InfoTrackerNameChunk,
};
src/decoders/info/info-packet-chunk.ts
+6 -14
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@@ -1,14 +1,6 @@
import { Decoders } from '..';
import { Constants } from '../../constants';
import chunk, { Chunk } from '../chunk';
import packetHeaderChunk, { PacketHeaderChunk } from '../packet-header-chunk';
import infoSystemNameChunk, { InfoSystemNameChunk } from './info-system-name-chunk';
import infoTrackerListChunk, { InfoTrackerListChunk } from './info-tracker-list-chunk';
export interface InfoPacketChunk extends Chunk {
packet_header: PacketHeaderChunk;
system_name: InfoSystemNameChunk;
tracker_list: InfoTrackerListChunk;
}
import { InfoPacketChunk } from '../../models/info/info-packet-chunk';
function decodeInfoPacketChunk(infoPacketChunk: InfoPacketChunk) {
if (infoPacketChunk.has_subchunks && infoPacketChunk.chunk_data && infoPacketChunk.data_len) {
@@ -17,21 +9,21 @@ function decodeInfoPacketChunk(infoPacketChunk: InfoPacketChunk) {
const chunkId = infoPacketChunk.chunk_data.readUInt16LE(offset);
switch (chunkId) {
case 0x0000:
infoPacketChunk.packet_header = packetHeaderChunk(infoPacketChunk.chunk_data.subarray(offset));
infoPacketChunk.packet_header = Decoders.PacketHeaderChunk(infoPacketChunk.chunk_data.subarray(offset));
offset += Constants.CHUNK_HEADER_SIZE;
if (infoPacketChunk.packet_header?.data_len) {
offset += infoPacketChunk.packet_header.data_len;
}
break;
case 0x0001:
infoPacketChunk.system_name = infoSystemNameChunk(infoPacketChunk.chunk_data.subarray(offset));
infoPacketChunk.system_name = Decoders.InfoSystemNameChunk(infoPacketChunk.chunk_data.subarray(offset));
offset += Constants.CHUNK_HEADER_SIZE;
if (infoPacketChunk.system_name?.data_len) {
offset += infoPacketChunk.system_name.data_len;
}
break;
case 0x0002:
infoPacketChunk.tracker_list = infoTrackerListChunk(infoPacketChunk.chunk_data.subarray(offset));
infoPacketChunk.tracker_list = Decoders.InfoTrackerListChunk(infoPacketChunk.chunk_data.subarray(offset));
offset += Constants.CHUNK_HEADER_SIZE;
if (infoPacketChunk.tracker_list?.data_len) {
offset += infoPacketChunk.tracker_list.data_len;
@@ -44,4 +36,4 @@ function decodeInfoPacketChunk(infoPacketChunk: InfoPacketChunk) {
}
}
export default (buffer: Buffer): InfoPacketChunk => chunk(buffer, decodeInfoPacketChunk) as InfoPacketChunk;
export default (buffer: Buffer): InfoPacketChunk => Decoders.Chunk(buffer, decodeInfoPacketChunk) as InfoPacketChunk;
src/decoders/info/info-system-name-chunk.ts
+4 -6
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@@ -1,8 +1,5 @@
import chunk, { Chunk } from '../chunk';
export interface InfoSystemNameChunk extends Chunk {
system_name: string;
}
import { Decoders } from '..';
import { InfoSystemNameChunk } from '../../models/info/info-system-name-chunk';
function decodeSystemNameChunk(systemNameChunk: InfoSystemNameChunk) {
if (systemNameChunk.chunk_data !== undefined && systemNameChunk.data_len !== undefined) {
@@ -10,4 +7,5 @@ function decodeSystemNameChunk(systemNameChunk: InfoSystemNameChunk) {
}
}
export default (buffer: Buffer): InfoSystemNameChunk => chunk(buffer, decodeSystemNameChunk) as InfoSystemNameChunk;
export default (buffer: Buffer): InfoSystemNameChunk =>
Decoders.Chunk(buffer, decodeSystemNameChunk) as InfoSystemNameChunk;
src/decoders/info/info-tracker-chunk.ts
+4 -8
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@@ -1,10 +1,6 @@
import { Decoders } from '..';
import { Constants } from '../../constants';
import chunk, { Chunk } from '../chunk';
import infoTrackerNameChunk, { InfoTrackerNameChunk } from './info-tracker-name-chunk';
export interface InfoTrackerChunk extends Chunk {
tracker_name?: InfoTrackerNameChunk;
}
import { InfoTrackerChunk } from '../../models/info/info-tracker-chunk';
function decodeInfoTrackerChunk(infoTrackerChunk: InfoTrackerChunk) {
if (infoTrackerChunk.has_subchunks && infoTrackerChunk.chunk_data && infoTrackerChunk.data_len) {
@@ -13,7 +9,7 @@ function decodeInfoTrackerChunk(infoTrackerChunk: InfoTrackerChunk) {
const chunkId = infoTrackerChunk.chunk_data.readUInt16LE(offset);
switch (chunkId) {
case 0x0000:
infoTrackerChunk.tracker_name = infoTrackerNameChunk(infoTrackerChunk.chunk_data.subarray(offset));
infoTrackerChunk.tracker_name = Decoders.InfoTrackerNameChunk(infoTrackerChunk.chunk_data.subarray(offset));
offset += Constants.CHUNK_HEADER_SIZE;
if (infoTrackerChunk.tracker_name?.data_len) {
offset += infoTrackerChunk?.tracker_name?.data_len;
@@ -27,4 +23,4 @@ function decodeInfoTrackerChunk(infoTrackerChunk: InfoTrackerChunk) {
}
}
export default (buffer: Buffer): InfoTrackerChunk => chunk(buffer, decodeInfoTrackerChunk);
export default (buffer: Buffer): InfoTrackerChunk => Decoders.Chunk(buffer, decodeInfoTrackerChunk);
src/decoders/info/info-tracker-list-chunk.ts
+4 -9
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@@ -1,19 +1,14 @@
import { Decoders } from '..';
import { Constants } from '../../constants';
import chunk, { Chunk } from '../chunk';
import infoTrackerChunk, { InfoTrackerChunk } from './info-tracker-chunk';
import { InfoTrackerListChunk } from '../../models/info/info-tracker-list-chunk';
export interface InfoTrackerListChunk extends Chunk {
trackers: {
[key: number]: InfoTrackerChunk;
};
}
function decodeInfoTrackerListChunk(infoTrackerListChunk: InfoTrackerListChunk) {
infoTrackerListChunk.trackers = {};
if (infoTrackerListChunk.has_subchunks && infoTrackerListChunk.chunk_data) {
let offset = 0;
if (infoTrackerListChunk.data_len) {
while (offset < infoTrackerListChunk.data_len) {
const trackerChunk = infoTrackerChunk(infoTrackerListChunk.chunk_data.subarray(offset));
const trackerChunk = Decoders.InfoTrackerChunk(infoTrackerListChunk.chunk_data.subarray(offset));
offset += Constants.CHUNK_HEADER_SIZE;
if (trackerChunk.data_len) {
offset += trackerChunk.data_len;
@@ -26,4 +21,4 @@ function decodeInfoTrackerListChunk(infoTrackerListChunk: InfoTrackerListChunk)
}
}
export default (buffer: Buffer): InfoTrackerListChunk =>
chunk(buffer, decodeInfoTrackerListChunk) as InfoTrackerListChunk;
Decoders.Chunk(buffer, decodeInfoTrackerListChunk) as InfoTrackerListChunk;
src/decoders/info/info-tracker-name-chunk.ts
+4 -5
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@@ -1,11 +1,10 @@
import chunk, { Chunk } from '../chunk';
export interface InfoTrackerNameChunk extends Chunk {
tracker_name: string;
}
import { Decoders } from '..';
import { InfoTrackerNameChunk } from '../../models/info/info-tracker-name-chunk';
function decodeTrackerNameChunk(trackerNameChunk: InfoTrackerNameChunk) {
if (trackerNameChunk.chunk_data !== undefined && trackerNameChunk.data_len !== undefined) {
trackerNameChunk.tracker_name = trackerNameChunk.chunk_data.subarray(0, trackerNameChunk.data_len).toString();
}
}
export default (buffer: Buffer): InfoTrackerNameChunk => chunk(buffer, decodeTrackerNameChunk) as InfoTrackerNameChunk;
export default (buffer: Buffer): InfoTrackerNameChunk =>
Decoders.Chunk(buffer, decodeTrackerNameChunk) as InfoTrackerNameChunk;
src/decoders/packet-header-chunk.ts
+3 -10
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@@ -1,14 +1,7 @@
import chunk, { Chunk } from './chunk';
export interface PacketHeaderChunk extends Chunk {
packet_timestamp?: bigint;
version_high?: number;
version_low?: number;
frame_id?: number;
frame_packet_count?: number;
}
import { Decoders } from '.';
import { PacketHeaderChunk } from '../models/packet-header-chunk';
function decodePacketHeaderChunk(packetHeaderChunk: PacketHeaderChunk) {
// TODO(jwetzell): remove the string conversion
if (packetHeaderChunk.chunk_data) {
packetHeaderChunk.packet_timestamp = packetHeaderChunk.chunk_data.readBigUInt64LE(0);
packetHeaderChunk.version_high = packetHeaderChunk.chunk_data.readUInt8(8);
@@ -18,4 +11,4 @@ function decodePacketHeaderChunk(packetHeaderChunk: PacketHeaderChunk) {
}
}
export default (buffer: Buffer): PacketHeaderChunk => chunk(buffer, decodePacketHeaderChunk);
export default (buffer: Buffer): PacketHeaderChunk => Decoders.Chunk(buffer, decodePacketHeaderChunk);
src/decoders/packet.ts
+5 -5
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@@ -1,14 +1,14 @@
import infoPacketChunk, { InfoPacketChunk } from './info/info-packet-chunk';
import dataPacketChunk, { DataPacketChunk } from './data/data-packet-chunk';
import { Decoders } from '.';
import { DataPacketChunk } from '../models/data/data-packet-chunk';
import { InfoPacketChunk } from '../models/info/info-packet-chunk';
export default (buffer: Buffer): InfoPacketChunk | DataPacketChunk | undefined => {
const chunkId = buffer.readUInt16LE();
switch (chunkId) {
case 0x6756:
return infoPacketChunk(buffer);
return Decoders.InfoPacketChunk(buffer);
case 0x6755:
return dataPacketChunk(buffer);
return Decoders.DataPacketChunk(buffer);
default:
return undefined;
}