const assert = require("node:assert/strict");
const fs = require("node:fs");
const os = require("node:os");
const path = require("node:path");
const test = require("node:test");
const { createModelHandlers } = require("../model-handlers");
const { callServer } = require("../server-client");
const { createApp } = require("../../server/src/app");
const { JsonStore } = require("../../server/src/store");

test("panel model kernel renames, overwrites, lists both names, and deletes on the server", async (context) => {
  const dataDirectory = await fs.promises.mkdtemp(path.join(os.tmpdir(), "reinloop-panel-server-"));
  const store = new JsonStore(dataDirectory);
  await store.initialize();
  const app = createApp({ store, adminToken: "test-token" });
  const server = await new Promise((resolve) => {
    const listeningServer = app.listen(0, "127.0.0.1", () => resolve(listeningServer));
  });
  context.after(async () => {
    await new Promise((resolve, reject) => server.close((error) => error ? reject(error) : resolve()));
    await fs.promises.rm(dataDirectory, { recursive: true, force: true });
  });

  const credentials = {
    apiUrl: `http://127.0.0.1:${server.address().port}/api`,
    adminToken: "test-token"
  };
  const handlers = createModelHandlers({ callServer });
  const sourcePath = path.join(dataDirectory, "controller-original.bin");
  const request = {
    deviceId: "company-a/line-1",
    sourcePath,
    fileName: "controller-original.bin",
    modelName: "pressure-controller.bin",
    credentials
  };

  await fs.promises.writeFile(sourcePath, "first-version");
  const uploaded = await handlers.upload(request);
  assert.equal(uploaded.fileName, "pressure-controller.bin");
  assert.equal(uploaded.originalFileName, "controller-original.bin");

  await fs.promises.writeFile(sourcePath, "second-version");
  const overwritten = await handlers.upload({ ...request, overwrite: true });
  assert.equal(overwritten.fileID, uploaded.fileID);

  const listed = await handlers.list({ deviceId: request.deviceId, credentials });
  assert.equal(listed.fileList.length, 1);
  assert.equal(listed.fileList[0].fileName, "pressure-controller.bin");
  assert.equal(listed.fileList[0].originalFileName, "controller-original.bin");

  const deleted = await handlers.delete({ fileID: overwritten.fileID, credentials });
  assert.equal(deleted.deletedCount, 1);
  const afterDelete = await handlers.list({ deviceId: request.deviceId, credentials });
  assert.deepEqual(afterDelete.fileList, []);
  await assert.rejects(fs.promises.access(
    path.join(dataDirectory, "models", "company-a", "line-1", "pressure-controller.bin")
  ), { code: "ENOENT" });
});