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get channels api

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This commit is contained in:
david 2025-04-01 16:40:44 -07:00
parent 358f9c8784
commit a74b90c6be
3 changed files with 42 additions and 23 deletions
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48
src/http.ts
View File

@ -8,15 +8,42 @@ export default class HttpServer {
private httpServer: http.Server;
private port: number;
private root: string;
public constructor(port: number, root: string, tune: (ch: string, adp?: number) => void) {
public constructor(port: number, root: string, tune: (ch: string, adp?: number) => void, getChannels: ()=>string[]) {
this.port = port;
this.root = root;
this.httpServer = http.createServer((req, res) => {
let status: number = 404;
let body: any;
let body: any = "";
const url = new URL(req.url, `http://${req.headers.host}`);
const pathname = path.normalize(url.pathname);
if (req.method === 'GET') {
if (pathname.startsWith('/api/')) {
const query = pathname.split('/');
const api = query[2];
switch (req.method) {
case "GET":
switch (api) {
case "list":
body = JSON.stringify(getChannels());
status = 200;
break;
}
break;
case "PUT":
switch (api) {
case "tune":
const channel = query[3];
const adapter = parseInt(url.searchParams.get('adapter'));
tune(channel, adapter);
status = 202;
break;
}
}
}
else if (req.method === 'GET') {
const filePath = path.join(root, path.extname(pathname) === '' ? pathname + "/index.html" : pathname);
try {
body = fs.readFileSync(filePath);
@ -25,21 +52,6 @@ export default class HttpServer {
catch (err) {
body = "Invalid File"
}
}
else if (req.method === 'PUT' && pathname.startsWith('/api/')) {
const query = pathname.split('/');
const api = query[2];
switch (api) {
case "channel":
const channel = query[3];
const adapter = parseInt(url.searchParams.get('adapter'));
tune(channel, adapter);
break;
default:
body = "Invalid API Endpoint"
break;
}
}
else {
body = "Invalid Request"

5
src/server.ts
View File

@ -22,7 +22,10 @@ const tune = (reqChannel: string, reqAdapter?: number) => {
});
}
const httpServer = new HttpServer(HTTP_PORT, STATIC_ROOT, tune);
const getChannels = () =>
zap.getChannels();
const httpServer = new HttpServer(HTTP_PORT, STATIC_ROOT, tune, getChannels);
const tvWebSocket = new TVWebSocket(WS_PORT);
httpServer.start();

12
src/zap.ts
View File

@ -33,7 +33,11 @@ export default class Zap {
}
private nextChannel(channel: string) {
public getChannels(): string[] {
return this.channelNameList;
}
private nextChannel(channel: string) :string {
const size = this.channelNameList.length;
const currentIndex = this.channelNameList.indexOf(channel);
if (currentIndex >= 0) {
@ -44,11 +48,11 @@ export default class Zap {
}
}
private mod(n: number, m: number) {
private mod(n: number, m: number) :number{
return ((n % m) + m) % m;
}
private previousChannel(channel: string) {
private previousChannel(channel: string):string {
const size = this.channelNameList.length;
const currentIndex = this.channelNameList.indexOf(channel);
if (currentIndex >= 0) {
@ -65,7 +69,7 @@ export default class Zap {
proc.once('exit', () =>
resolve()
)
proc.on("error", (err:Error) =>
proc.on("error", (err: Error) =>
reject(err)
);
})