alpha01 filetti: web app, crossword service and tor batch

webapp/app/api/crosswords/[id]/route.ts

@@ -0,0 +1,18 @@
+import { readFile } from "node:fs/promises";
+import { join } from "node:path";
+import { NextResponse } from "next/server";
+
+const RUNTIME_DIR = join(process.cwd(), ".runtime-crosswords");
+
+export async function GET(
+  _request: Request,
+  context: { params: Promise<{ id: string }> },
+) {
+  try {
+    const { id } = await context.params;
+    const source = await readFile(join(RUNTIME_DIR, `${id}.json`), "utf-8");
+    return NextResponse.json(JSON.parse(source));
+  } catch {
+    return NextResponse.json({ status: "not_found" }, { status: 404 });
+  }
+}

webapp/app/api/crosswords/generate/route.ts

@@ -0,0 +1,65 @@
+import { mkdir, writeFile } from "node:fs/promises";
+import { join } from "node:path";
+import { spawn } from "node:child_process";
+import { NextResponse } from "next/server";
+
+const PYTHON = process.env.PYTHON_EXECUTABLE || "python";
+const PROJECT_ROOT = join(process.cwd(), "..");
+const RUNTIME_DIR = join(process.cwd(), ".runtime-crosswords");
+
+function runPython(requestPayload: unknown): Promise<string> {
+  return new Promise((resolve, reject) => {
+    const child = spawn(PYTHON, ["crossword_service.py"], {
+      cwd: PROJECT_ROOT,
+      stdio: ["pipe", "pipe", "pipe"],
+    });
+
+    let stdout = "";
+    let stderr = "";
+
+    child.stdout.on("data", (chunk) => {
+      stdout += chunk.toString();
+    });
+
+    child.stderr.on("data", (chunk) => {
+      stderr += chunk.toString();
+    });
+
+    child.on("error", (error) => {
+      reject(error);
+    });
+
+    child.on("close", (code) => {
+      if (code !== 0) {
+        reject(new Error(stderr || `Python process exited with code ${code}`));
+        return;
+      }
+      resolve(stdout);
+    });
+
+    child.stdin.write(JSON.stringify(requestPayload));
+    child.stdin.end();
+  });
+}
+
+export async function POST(request: Request) {
+  try {
+    const payload = await request.json();
+    const stdout = await runPython(payload);
+    const responsePayload = JSON.parse(stdout);
+
+    await mkdir(RUNTIME_DIR, { recursive: true });
+    const targetPath = join(RUNTIME_DIR, `${responsePayload.crossword_id}.json`);
+    await writeFile(targetPath, JSON.stringify(responsePayload, null, 2), "utf-8");
+
+    return NextResponse.json(responsePayload);
+  } catch (error) {
+    return NextResponse.json(
+      {
+        status: "error",
+        message: error instanceof Error ? error.message : "Unknown error",
+      },
+      { status: 500 },
+    );
+  }
+}