import { describe, expect, it } from "vitest";

import {
  validateEnvelope,
  validateOperationPayload,
  validateOperationRequest,
} from "../../src/adapters/http/schema-registry.ts";
import {
  composeRuntimeSchemaCodecs,
  validateWithRuntimeSchemaRegistry,
} from "../../src/contracts/schema-registry.ts";

describe("HTTP platform schema boundary", () => {
  it("rejects an invalid top-level envelope", () => {
    expect(validateEnvelope({ success: true }).success).toBe(false);
  });

  it("accepts and clones a generic valid response envelope", () => {
    const source = {
      success: true,
      data: [],
      meta: { requestId: "request-1", traceId: "trace-1" },
    };
    const result = validateEnvelope(source);
    expect(result).toMatchObject({ success: true, data: source });
    if (!result.success) throw new Error("expected valid envelope");
    expect(result.data).not.toBe(source);
  });

  it("fails closed without leaking input when a feature schema is absent", () => {
    const result = validateOperationPayload("UnknownPayload", {
      secret: "not-projected",
    });
    expect(result).toMatchObject({
      success: false,
      issues: [{ path: "", code: "SCHEMA_NOT_REGISTERED" }],
    });
    expect(JSON.stringify(result)).not.toContain("not-projected");
    expect(
      validateOperationRequest("UnknownCommand", { name: "Example" }).success,
    ).toBe(false);
  });
});

describe("runtime schema codec contribution", () => {
  const codec = {
    schemaId: "Example",
    parse: (value: unknown) => ({ success: true as const, data: value }),
  };

  it("resolves installed codecs and fails missing IDs closed", () => {
    const registry = composeRuntimeSchemaCodecs([{ Example: codec }]);
    expect(validateWithRuntimeSchemaRegistry("Example", 42, registry)).toEqual({
      success: true,
      data: 42,
    });
    expect(
      validateWithRuntimeSchemaRegistry("Missing", 42, registry),
    ).toMatchObject({
      success: false,
      issues: [{ code: "SCHEMA_NOT_REGISTERED" }],
    });
  });

  it("rejects duplicate codec contributions", () => {
    expect(() =>
      composeRuntimeSchemaCodecs([{ Example: codec }, { Example: codec }]),
    ).toThrow("duplicate runtime schema codec");
  });
});