/**
 * # DevOS v2 Action Runtime 单元测试（docs 03 §98）
 * 覆盖：注册 FAIL FAST / 输入验证 / 授权 / 执行成功 / 失败审计 / Discovery。
 */
import { describe, test, expect, beforeEach } from "bun:test";
import { z } from "zod";
import { ActionRegistry, defineAction, type ActionDefinition } from "../apps/api/src/v2/registry/action-registry";
import { ResourceRegistry } from "../apps/api/src/v2/registry/resource-registry";
import { ActionRuntime, type ActionRuntimePorts } from "../apps/api/src/v2/runtime/action-runtime";
import { actionRegistry as globalRegistry } from "../apps/api/src/v2/registry/action-registry";
import type { ActorContext, ActionExecutionRecord } from "../apps/api/src/v2/foundation/types";

/** # 测试用 runtime 工厂（采集端口调用） **/
function makeRuntime(opts: { allowed?: boolean } = {}) {
  globalRegistry.clear();
  const registry = globalRegistry;
  const executed: string[] = [];
  const audits: Record<string, unknown>[] = [];
  const events: { eventType: string; payload: Record<string, unknown> }[] = [];
  const executions: ActionExecutionRecord[] = [];

  const ports: ActionRuntimePorts = {
    checkPermission: async () => opts.allowed ?? true,
    audit: async (r) => {
      audits.push(r as unknown as Record<string, unknown>);
    },
    publishEvent: async (e) => {
      events.push({ eventType: e.eventType, payload: e.payload });
    },
    saveExecution: async (r) => {
      executions.push(r);
    },
  };
  const runtime = new ActionRuntime(ports);
  const actor: ActorContext = { type: "user", id: "user_1", organizationId: "ws_1" };
  return { registry, runtime, actor, executed, audits, events, executions, ports };
}

/** # 示例动作：devops.website.scan（对齐 docs 03 §76） **/
function scanAction(impl?: ActionDefinition<never, never>["execute"]) {
  return defineAction({
    id: "devops.website.scan",
    resource: "devops.website",
    name: "Scan website",
    description: "Scan a website for issues",
    mode: "async",
    permission: "devops.website.scan",
    inputSchema: z.object({ websiteId: z.string(), depth: z.number().int().min(1).max(10).default(3) }),
    outputSchema: z.object({ executionId: z.string(), pagesScanned: z.number() }),
    execute: impl ?? (async () => ({ executionId: "exec_x", pagesScanned: 42 })),
  }) as unknown as ActionDefinition<never, never>;
}

const actor: ActorContext = { type: "user", id: "user_1", organizationId: "ws_1" };

describe("v2 ActionRegistry", () => {
  test("重复注册 FAIL FAST", () => {
    const registry = new ActionRegistry();
    const action = scanAction();
    registry.register(action, "test");
    expect(() => registry.register(action, "test")).toThrow(/duplicate action id/);
  });

  test("非命名空间 id 拒绝注册", () => {
    const registry = new ActionRegistry();
    const bad = scanAction();
    (bad as { id: string }).id = "scan";
    expect(() => registry.register(bad, "test")).toThrow(/namespaced/);
  });

  test("list 返回已注册动作", () => {
    const registry = new ActionRegistry();
    registry.register(scanAction(), "test");
    expect(registry.list().map((a) => a.id)).toContain("devops.website.scan");
  });
});

describe("v2 ResourceRegistry", () => {
  test("注册 + 发现", () => {
    const registry = new ResourceRegistry();
    registry.register({
      type: "devops.website",
      label: "Website",
      actionIds: ["devops.website.scan"],
      ownership: { organization: true },
    });
    expect(registry.has("devops.website")).toBe(true);
    expect(registry.get("devops.website")?.actionIds).toContain("devops.website.scan");
  });

  test("重复类型 FAIL FAST", () => {
    const registry = new ResourceRegistry();
    const def = { type: "devops.website", label: "W", actionIds: [] };
    registry.register(def as never);
    expect(() => registry.register(def as never)).toThrow(/duplicate resource type/);
  });
});

describe("v2 ActionRuntime", () => {
  let env: ReturnType<typeof makeRuntime>;

  beforeEach(() => {
    env = makeRuntime({ allowed: true });
    env.registry.register(scanAction(), "test");
  });

  test("执行成功：验证 → 授权 → handler → execution 落库 → 审计 → 事件", async () => {
    const result = await env.runtime.execute(
      "devops.website.scan",
      { websiteId: "website_123" },
      actor,
      { source: "user", organizationId: "ws_1" },
    );
    expect(result.success).toBe(true);
    expect(result.data).toEqual({ executionId: "exec_x", pagesScanned: 42 });
    expect(result.executionId.startsWith("exec_")).toBe(true);
    // depth 默认值 3 由 zod schema 应用
    expect(env.executions).toHaveLength(1);
    expect(env.executions[0].status).toBe("completed");
    expect(env.executions[0].resourceType).toBe("devops.website");
    // 审计
    expect(env.audits).toHaveLength(1);
    expect(env.audits[0].action).toBe("devops.website.scan");
    // 事件 started + completed
    expect(env.events.map((e) => e.eventType)).toEqual(["action.started", "action.completed"]);
  });

  test("输入验证失败：ACTION 不执行、execution failed、不抛异常", async () => {
    const result = await env.runtime.execute(
      "devops.website.scan",
      { websiteId: "website_123", depth: 99 },
      actor,
      { organizationId: "ws_1" },
    );
    expect(result.success).toBe(false);
    expect(result.error?.code).toBe("VALIDATION_FAILED");
    expect(env.executions[0].status).toBe("failed");
    expect(env.audits[0].status).toBe("FAILURE");
    expect(env.events.some((e) => e.eventType === "action.failed")).toBe(true);
  });

  test("授权失败：ACTION_FORBIDDEN，handler 未执行", async () => {
    const denied = makeRuntime({ allowed: false });
    denied.registry.register(scanAction(), "test");
    const result = await denied.runtime.execute(
      "devops.website.scan",
      { websiteId: "w1" },
      actor,
      { organizationId: "ws_1" },
    );
    expect(result.success).toBe(false);
    expect(result.error?.code).toBe("ACTION_FORBIDDEN");
  });

  test("未知 Action：ACTION_NOT_FOUND", async () => {
    const result = await env.runtime.execute("no.such.action", {}, actor, {});
    expect(result.success).toBe(false);
    expect(result.error?.code).toBe("ACTION_NOT_FOUND");
  });

  test("handler 抛错：映射 ACTION_FAILED + 失败审计", async () => {
    const registry = globalRegistry;
    registry.clear();
    registry.register(
      defineAction({
        id: "devops.website.scan",
        resource: "devops.website",
        name: "scan",
        description: "scan",
        inputSchema: z.object({ websiteId: z.string() }),
        execute: async () => {
          throw new Error("boom");
        },
      }) as unknown as ActionDefinition<never, never>,
      "test",
    );
    const result = await env.runtime.execute("devops.website.scan", { websiteId: "w1" }, actor, {
      organizationId: "ws_1",
    });
    console.log("DEBUG registry ids:", env.registry.list().map((a) => a.id), "| result:", JSON.stringify(result).slice(0, 200));
    expect(result.success).toBe(false);
    expect(result.error?.message).toBe("boom");
    expect(env.executions[0].error?.message).toBe("boom");
  });
});