feat: add server.js with /health, /analyze, /generate routes
This commit is contained in:
木炎
226
frontend/scene-generator/server.js
Normal file
226
frontend/scene-generator/server.js
Normal file
@@ -0,0 +1,226 @@
|
||||
#!/usr/bin/env node
|
||||
"use strict";
|
||||
|
||||
const http = require("http");
|
||||
const fs = require("fs");
|
||||
const path = require("path");
|
||||
const { loadConfig, getDefaults } = require("./config-loader");
|
||||
const { analyzeScene } = require("./llm-client");
|
||||
const { runGenerator, readDirectory } = require("./generator-runner");
|
||||
|
||||
let config;
|
||||
let defaults;
|
||||
try {
|
||||
config = loadConfig();
|
||||
defaults = getDefaults();
|
||||
console.log(`[config] Loaded from: ${config.configPath}`);
|
||||
console.log(`[config] Project root: ${config.projectRoot}`);
|
||||
} catch (err) {
|
||||
console.error(`[error] Failed to load config: ${err.message}`);
|
||||
process.exit(1);
|
||||
}
|
||||
|
||||
const PORT = parseInt(process.env.SG_SCENE_GENERATOR_PORT, 10) || 3210;
|
||||
const HOST = "127.0.0.1";
|
||||
|
||||
const MIME_TYPES = {
|
||||
".html": "text/html; charset=utf-8",
|
||||
".js": "application/javascript",
|
||||
".css": "text/css",
|
||||
".json": "application/json",
|
||||
};
|
||||
|
||||
function serveStatic(res, filePath) {
|
||||
const ext = path.extname(filePath);
|
||||
const contentType = MIME_TYPES[ext] || "application/octet-stream";
|
||||
|
||||
fs.readFile(filePath, (err, data) => {
|
||||
if (err) {
|
||||
res.writeHead(404);
|
||||
res.end("Not found");
|
||||
return;
|
||||
}
|
||||
res.writeHead(200, { "Content-Type": contentType });
|
||||
res.end(data);
|
||||
});
|
||||
}
|
||||
|
||||
function initSSE(res) {
|
||||
res.writeHead(200, {
|
||||
"Content-Type": "text/event-stream",
|
||||
"Cache-Control": "no-cache",
|
||||
Connection: "keep-alive",
|
||||
"Access-Control-Allow-Origin": "*",
|
||||
});
|
||||
res.write(":\n");
|
||||
return res;
|
||||
}
|
||||
|
||||
function writeSSE(res, event, data) {
|
||||
res.write(`event: ${event}\ndata: ${JSON.stringify(data)}\n\n`);
|
||||
}
|
||||
|
||||
function parseBody(req) {
|
||||
return new Promise((resolve, reject) => {
|
||||
let body = "";
|
||||
req.on("data", (chunk) => (body += chunk));
|
||||
req.on("end", () => {
|
||||
try {
|
||||
resolve(JSON.parse(body));
|
||||
} catch (err) {
|
||||
reject(new Error("Invalid JSON"));
|
||||
}
|
||||
});
|
||||
req.on("error", reject);
|
||||
});
|
||||
}
|
||||
|
||||
async function handleAnalyze(req, res) {
|
||||
let body;
|
||||
try {
|
||||
body = await parseBody(req);
|
||||
} catch {
|
||||
res.writeHead(400, { "Content-Type": "application/json" });
|
||||
res.end(JSON.stringify({ error: "Invalid JSON body" }));
|
||||
return;
|
||||
}
|
||||
|
||||
const sourceDir = (body.sourceDir || "").replace(/\\/g, "/");
|
||||
if (!sourceDir) {
|
||||
res.writeHead(400, { "Content-Type": "application/json" });
|
||||
res.end(JSON.stringify({ error: "sourceDir is required" }));
|
||||
return;
|
||||
}
|
||||
|
||||
let dirContents;
|
||||
try {
|
||||
dirContents = readDirectory(sourceDir);
|
||||
} catch (err) {
|
||||
res.writeHead(400, { "Content-Type": "application/json" });
|
||||
res.end(JSON.stringify({ error: err.message }));
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const result = await analyzeScene(sourceDir, dirContents, config);
|
||||
res.writeHead(200, { "Content-Type": "application/json" });
|
||||
res.end(JSON.stringify(result));
|
||||
} catch (err) {
|
||||
res.writeHead(502, { "Content-Type": "application/json" });
|
||||
res.end(
|
||||
JSON.stringify({
|
||||
error: `LLM analysis failed: ${err.message}`,
|
||||
hint: "You can still enter scene-id and scene-name manually",
|
||||
})
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
async function handleGenerate(req, res) {
|
||||
let body;
|
||||
try {
|
||||
body = await parseBody(req);
|
||||
} catch {
|
||||
res.writeHead(400, { "Content-Type": "application/json" });
|
||||
res.end(JSON.stringify({ error: "Invalid JSON body" }));
|
||||
return;
|
||||
}
|
||||
|
||||
const { sourceDir, sceneId, sceneName, outputRoot, lessons } = body;
|
||||
if (!sourceDir || !sceneId || !sceneName || !outputRoot || !lessons) {
|
||||
res.writeHead(400, { "Content-Type": "application/json" });
|
||||
res.end(
|
||||
JSON.stringify({
|
||||
error:
|
||||
"All fields required: sourceDir, sceneId, sceneName, outputRoot, lessons",
|
||||
})
|
||||
);
|
||||
return;
|
||||
}
|
||||
|
||||
const sseWriter = initSSE(res);
|
||||
|
||||
try {
|
||||
await runGenerator(
|
||||
{ sourceDir, sceneId, sceneName, outputRoot, lessons },
|
||||
sseWriter,
|
||||
config.projectRoot
|
||||
);
|
||||
} catch (err) {
|
||||
writeSSE(sseWriter, "error", { message: `Server error: ${err.message}` });
|
||||
}
|
||||
|
||||
sseWriter.end();
|
||||
}
|
||||
|
||||
function handleHealth(req, res) {
|
||||
res.writeHead(200, { "Content-Type": "application/json" });
|
||||
res.end(
|
||||
JSON.stringify({
|
||||
status: "ok",
|
||||
pid: process.pid,
|
||||
configLoaded: true,
|
||||
configPath: config.configPath,
|
||||
projectRoot: config.projectRoot,
|
||||
})
|
||||
);
|
||||
}
|
||||
|
||||
const server = http.createServer(async (req, res) => {
|
||||
const url = new URL(req.url, `http://${req.headers.host}`);
|
||||
const pathname = url.pathname;
|
||||
|
||||
if (req.method === "OPTIONS") {
|
||||
res.writeHead(204, {
|
||||
"Access-Control-Allow-Origin": "*",
|
||||
"Access-Control-Allow-Methods": "GET, POST, OPTIONS",
|
||||
"Access-Control-Allow-Headers": "Content-Type",
|
||||
});
|
||||
res.end();
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
if (pathname === "/health" && req.method === "GET") {
|
||||
handleHealth(req, res);
|
||||
} else if (pathname === "/analyze" && req.method === "POST") {
|
||||
await handleAnalyze(req, res);
|
||||
} else if (pathname === "/generate" && req.method === "POST") {
|
||||
await handleGenerate(req, res);
|
||||
} else if (pathname === "/" || pathname === "/index.html") {
|
||||
serveStatic(res, path.join(__dirname, "sg_scene_generator.html"));
|
||||
} else {
|
||||
const filePath = path.join(__dirname, pathname);
|
||||
if (fs.existsSync(filePath) && fs.statSync(filePath).isFile()) {
|
||||
serveStatic(res, filePath);
|
||||
} else {
|
||||
res.writeHead(404, { "Content-Type": "application/json" });
|
||||
res.end(JSON.stringify({ error: "Not found" }));
|
||||
}
|
||||
}
|
||||
} catch (err) {
|
||||
console.error(`[error] ${req.method} ${pathname}: ${err.message}`);
|
||||
if (!res.headersSent) {
|
||||
res.writeHead(500, { "Content-Type": "application/json" });
|
||||
}
|
||||
res.end(JSON.stringify({ error: err.message }));
|
||||
}
|
||||
});
|
||||
|
||||
server.listen(PORT, HOST, () => {
|
||||
console.log("");
|
||||
console.log(" ╔══════════════════════════════════════════════════╗");
|
||||
console.log(" ║ sgClaw · Scene Skill Generator ║");
|
||||
console.log(" ╠══════════════════════════════════════════════════╣");
|
||||
console.log(" ║ ║");
|
||||
console.log(` ║ 访问地址: http://${HOST}:${PORT}/ ║`);
|
||||
console.log(" ║ ║");
|
||||
console.log(" ║ 按 Ctrl+C 停止服务 ║");
|
||||
console.log(" ╚══════════════════════════════════════════════════╝");
|
||||
console.log("");
|
||||
});
|
||||
|
||||
process.on("SIGINT", () => {
|
||||
console.log("\n[info] Shutting down...");
|
||||
server.close(() => process.exit(0));
|
||||
});
|
||||
Reference in New Issue
Block a user