import { describe, it } from "node:test";
import assert from "node:assert/strict";
import { convertError } from "../../src/webapi/middleware/convertError.js";
import {
  NotFoundAbodeError,
  NotAuthorizedAbodeError,
  ConflictAbodeError,
  InvalidAbodeError,
  ReadonlyAbodeError,
} from "../../src/db/types/errors.js";

function makeCtx() {
  return { status: 200, body: null as unknown };
}

async function runWithError(err: unknown) {
  const ctx = makeCtx();
  await convertError(ctx as any, async () => {
    throw err;
  });
  return ctx;
}

describe("convertError middleware", () => {
  it("does not interfere when next succeeds", async () => {
    const ctx = makeCtx();
    let nextCalled = false;
    await convertError(ctx as any, async () => {
      nextCalled = true;
    });
    assert.equal(nextCalled, true);
    assert.equal(ctx.status, 200);
  });

  it("NotFoundAbodeError → 404 not_found", async () => {
    const ctx = await runWithError(new NotFoundAbodeError());
    assert.equal(ctx.status, 404);
    assert.deepEqual(ctx.body, { ok: false, error: "not_found" });
  });

  it("NotAuthorizedAbodeError → 401 not_authorized", async () => {
    const ctx = await runWithError(new NotAuthorizedAbodeError());
    assert.equal(ctx.status, 401);
    assert.deepEqual(ctx.body, { ok: false, error: "not_authorized" });
  });

  it("ConflictAbodeError → 409 conflict", async () => {
    const ctx = await runWithError(new ConflictAbodeError());
    assert.equal(ctx.status, 409);
    assert.deepEqual(ctx.body, { ok: false, error: "conflict" });
  });

  it("InvalidAbodeError → 400 invalid", async () => {
    const ctx = await runWithError(new InvalidAbodeError());
    assert.equal(ctx.status, 400);
    assert.deepEqual(ctx.body, { ok: false, error: "invalid" });
  });

  it("ReadonlyAbodeError → 403 readonly", async () => {
    const ctx = await runWithError(new ReadonlyAbodeError());
    assert.equal(ctx.status, 403);
    assert.deepEqual(ctx.body, { ok: false, error: "readonly" });
  });

  it("unknown Error → 500 unknown", async () => {
    const ctx = await runWithError(new Error("something went wrong"));
    assert.equal(ctx.status, 500);
    assert.deepEqual(ctx.body, { ok: false, error: "unknown" });
  });

  it("non-Error thrown → 500 unknown", async () => {
    const ctx = await runWithError("string error");
    assert.equal(ctx.status, 500);
    assert.deepEqual(ctx.body, { ok: false, error: "unknown" });
  });
});