import type { Server } from "node:http";
import { afterAll, beforeAll, describe, expect, it } from "vitest";
import { createCommandBoardServer } from "./index.js";

let server: Server;
let baseUrl: string;

beforeAll(async () => {
  server = createCommandBoardServer();
  await new Promise<void>((resolve) => server.listen(0, resolve));
  const address = server.address();
  if (!address || typeof address === "string") {
    throw new Error("Expected API server to bind to a local port");
  }
  baseUrl = `http://127.0.0.1:${address.port}`;
});

afterAll(async () => {
  await new Promise<void>((resolve, reject) => {
    server.close((error) => (error ? reject(error) : resolve()));
  });
});

describe("CommandBoard API contracts", () => {
  it("exposes health contract", async () => {
    const response = await fetch(`${baseUrl}/health`);
    const body = await response.json() as { ok: boolean; service: string };

    expect(response.status).toBe(200);
    expect(body).toEqual({ ok: true, service: "commandboard-api" });
  });

  it("exposes default plugin contract including sh1pt", async () => {
    const response = await fetch(`${baseUrl}/api/plugins`);
    const body = await response.json() as {
      plugins: Array<{ id: string; enabled: boolean; capabilities: string[] }>;
      capabilities: Record<string, string[]>;
    };

    expect(response.status).toBe(200);
    expect(body.plugins.map((plugin) => plugin.id)).toEqual(["coinpay", "ugig", "sh1pt"]);
    expect(body.plugins.find((plugin) => plugin.id === "sh1pt")).toMatchObject({
      enabled: true,
      capabilities: expect.arrayContaining(["projects.sync", "actions.publish", "deployments.status"])
    });
    expect(body.capabilities["actions.publish"]).toEqual(["sh1pt"]);
  });

  it("exposes sh1pt project and action contracts", async () => {
    const projectsResponse = await fetch(`${baseUrl}/api/plugins/sh1pt/projects`);
    const projectsBody = await projectsResponse.json() as { projects: Array<{ id: string; board: string; status: string; actions: number }> };
    const actionsResponse = await fetch(`${baseUrl}/api/plugins/sh1pt/actions`);
    const actionsBody = await actionsResponse.json() as { actions: Array<{ id: string; title: string; publishable: boolean }> };

    expect(projectsResponse.status).toBe(200);
    expect(projectsBody.projects[0]).toMatchObject({ id: "sh1pt_project_1", board: "/projects/sh1pt", status: "active" });
    expect(actionsResponse.status).toBe(200);
    expect(actionsBody.actions[0]).toMatchObject({ id: "action_release_checklist", publishable: true });
  });

  it("accepts sh1pt action publish requests", async () => {
    const response = await fetch(`${baseUrl}/api/plugins/sh1pt/actions/publish`, {
      method: "POST",
      headers: { "content-type": "application/json" },
      body: JSON.stringify({ action_id: "action_release_checklist" })
    });
    const body = await response.json() as { accepted: boolean; action_id: string; board: string };

    expect(response.status).toBe(202);
    expect(body).toEqual({
      accepted: true,
      action_id: "action_release_checklist",
      board: "/projects/sh1pt"
    });
  });

  it("rejects invalid LogicSRC task payloads", async () => {
    const response = await fetch(`${baseUrl}/api/tasks`, {
      method: "POST",
      headers: { "content-type": "application/json" },
      body: JSON.stringify({ type: "logicsrc.task", title: "Incomplete" })
    });
    const body = await response.json() as { errors: unknown[] };

    expect(response.status).toBe(422);
    expect(Array.isArray(body.errors)).toBe(true);
  });
});