72 lines
2.2 KiB
JavaScript
72 lines
2.2 KiB
JavaScript
import { createServer } from "node:http";
|
|
|
|
const port = Number(process.env.PORT ?? 18091);
|
|
|
|
const json = (response, status, body) => {
|
|
response.writeHead(status, { "content-type": "application/json" });
|
|
response.end(JSON.stringify(body));
|
|
};
|
|
|
|
const server = createServer(async (request, response) => {
|
|
if (request.method === "GET" && request.url === "/health") {
|
|
json(response, 200, { ok: true });
|
|
return;
|
|
}
|
|
if (request.method !== "POST" || request.url !== "/api/v1/chat/completions") {
|
|
json(response, 404, { error: { message: "Not found" } });
|
|
return;
|
|
}
|
|
if (request.headers.authorization !== "Bearer workshop-test-openrouter-key") {
|
|
json(response, 401, { error: { message: "Invalid upstream credentials" } });
|
|
return;
|
|
}
|
|
|
|
const chunks = [];
|
|
for await (const chunk of request) chunks.push(chunk);
|
|
const body = JSON.parse(Buffer.concat(chunks).toString("utf8"));
|
|
if (body.model !== "~deepseek/deepseek-v4-flash-latest") {
|
|
json(response, 400, { error: { message: "Unexpected upstream model" } });
|
|
return;
|
|
}
|
|
|
|
const completion = {
|
|
id: "gen-workshop-test",
|
|
object: "chat.completion",
|
|
model: body.model,
|
|
choices: [{ index: 0, message: { role: "assistant", content: "Hello from the Homarr provider" }, finish_reason: "stop" }],
|
|
usage: { prompt_tokens: 12, completion_tokens: 7, total_tokens: 19, cost: 0.00041 },
|
|
};
|
|
if (!body.stream) {
|
|
json(response, 200, completion);
|
|
return;
|
|
}
|
|
|
|
response.writeHead(200, {
|
|
"content-type": "text/event-stream",
|
|
"cache-control": "no-cache",
|
|
"x-request-id": "mock-openrouter-request",
|
|
});
|
|
response.write(
|
|
`data: ${JSON.stringify({
|
|
id: completion.id,
|
|
object: "chat.completion.chunk",
|
|
model: body.model,
|
|
choices: [{ index: 0, delta: { role: "assistant", content: "Hello from " }, finish_reason: null }],
|
|
})}\n\n`,
|
|
);
|
|
setTimeout(() => {
|
|
response.write(
|
|
`data: ${JSON.stringify({
|
|
id: completion.id,
|
|
object: "chat.completion.chunk",
|
|
model: body.model,
|
|
choices: [{ index: 0, delta: { content: "the Homarr provider" }, finish_reason: "stop" }],
|
|
usage: completion.usage,
|
|
})}\n\n`,
|
|
);
|
|
response.end("data: [DONE]\n\n");
|
|
}, 150);
|
|
});
|
|
|
|
server.listen(port, "0.0.0.0");
|