/** Tests connected node-hosted plugin tool materialization. */

import { expectDefined } from "@openclaw/normalization-core";
import { afterEach, describe, expect, it, vi } from "vitest";
import type { NodePluginToolDescriptor } from "../../packages/gateway-protocol/src/index.js";
import {
  listConnectedNodePluginTools,
  removeConnectedNodePluginTools,
  replaceConnectedNodePluginTools,
} from "../gateway/node-plugin-tool-snapshot.js";
import { getPluginToolMeta } from "../plugins/tools.js";
import { createNodePluginTools } from "./node-plugin-tools.js";
import { callGatewayTool } from "./tools/gateway.js";

vi.mock("./tools/gateway.js", () => ({
  callGatewayTool: vi.fn(),
}));

function replaceNodePluginTools(
  params: Omit<Parameters<typeof replaceConnectedNodePluginTools>[0], "tools"> & {
    tools: NodePluginToolDescriptor[];
    registered?: boolean;
  },
): void {
  const { registered = false, tools, ...node } = params;
  replaceConnectedNodePluginTools({
    ...node,
    tools: tools.map((descriptor) => ({ descriptor, registered })),
  });
}

afterEach(() => {
  for (const nodeId of new Set(listConnectedNodePluginTools().map((tool) => tool.nodeId))) {
    removeConnectedNodePluginTools(nodeId);
  }
  vi.mocked(callGatewayTool).mockReset();
});

describe("createNodePluginTools", () => {
  it("materializes connected node plugin tools and invokes their node command", async () => {
    replaceNodePluginTools({
      nodeId: "node-1",
      displayName: "Studio Node",
      tools: [
        {
          pluginId: "remote-demo",
          name: "remote_echo",
          description: "Echo through a remote node",
          parameters: {
            type: "object",
            properties: { text: { type: "string" } },
          },
          command: "remote.echo",
          mcp: {
            server: "remote-demo",
            tool: "echo",
          },
        },
      ],
    });
    vi.mocked(callGatewayTool).mockResolvedValueOnce({
      payload: {
        content: [{ type: "text", text: "pong" }],
        details: { ok: true },
      },
    });

    const tools = createNodePluginTools({ existingToolNames: new Set(["read"]) });
    const result = await expectDefined(tools[0], "tools[0] test invariant").execute("call-1", {
      text: "ping",
    });

    expect(tools.map((tool) => tool.name)).toEqual(["remote_echo"]);
    expect(expectDefined(tools[0], "tools[0] test invariant").description).toContain("Studio Node");
    expect(getPluginToolMeta(expectDefined(tools[0], "tools[0] test invariant"))).toMatchObject({
      pluginId: "remote-demo",
      mcp: {
        serverName: "remote-demo",
        toolName: "echo",
        operation: "tool",
      },
    });
    expect(callGatewayTool).toHaveBeenCalledWith(
      "node.invoke",
      {},
      {
        nodeId: "node-1",
        command: "remote.echo",
        params: { text: "ping" },
        idempotencyKey: "call-1",
      },
      { scopes: ["operator.write"] },
    );
    expect(result.content).toEqual([{ type: "text", text: "pong" }]);
  });

  it("wraps node-host MCP arguments and maps MCP content", async () => {
    replaceNodePluginTools({
      nodeId: "node-1",
      tools: [
        {
          pluginId: "node-mcp",
          name: "docs_search",
          description: "Search node-local docs",
          command: "mcp.tools.call.v1",
          mcp: { server: "docs", tool: "search" },
        },
      ],
    });
    vi.mocked(callGatewayTool).mockResolvedValueOnce({
      payload: {
        content: [
          { type: "image", data: "aW1hZ2UtMQ==", mimeType: "image/png" },
          { type: "text", text: "first" },
          { type: "text", text: "second" },
          { type: "image", data: "aW1hZ2UtMg==", mimeType: "image/png" },
        ],
        structuredContent: { hits: 2 },
      },
    });

    const tool = expectDefined(
      createNodePluginTools({})[0],
      "createNodePluginTools({})[0] test invariant",
    );
    const result = await tool.execute("call-mcp", { query: "needle" });

    expect(callGatewayTool).toHaveBeenCalledWith(
      "node.invoke",
      { timeoutMs: 125_000 },
      {
        nodeId: "node-1",
        command: "mcp.tools.call.v1",
        params: { server: "docs", tool: "search", arguments: { query: "needle" } },
        timeoutMs: 120_000,
        idempotencyKey: "call-mcp",
      },
      { scopes: ["operator.write"] },
    );
    expect(tool.executionMode).toBe("sequential");
    expect(result.content).toEqual([
      { type: "image", data: "aW1hZ2UtMQ==", mimeType: "image/png" },
      { type: "text", text: "first" },
      { type: "text", text: "second" },
      { type: "image", data: "aW1hZ2UtMg==", mimeType: "image/png" },
      { type: "text", text: '{\n  "hits": 2\n}' },
    ]);
  });

  it("disambiguates node tools that collide with existing tool names", () => {
    replaceNodePluginTools({
      nodeId: "node-1",
      tools: [
        {
          pluginId: "remote-demo",
          name: "remote_echo",
          description: "Echo through a remote node",
          command: "remote.echo",
        },
      ],
    });

    expect(
      createNodePluginTools({ existingToolNames: new Set(["remote_echo"]) }).map(
        (tool) => tool.name,
      ),
    ).toEqual(["node_1_remote_echo"]);
  });

  it("disambiguates matching tool names from different nodes", async () => {
    replaceNodePluginTools({
      nodeId: "node-a",
      displayName: "Node A",
      tools: [
        {
          pluginId: "remote-demo",
          name: "remote_echo",
          description: "Echo through a remote node",
          command: "remote.echo",
        },
      ],
    });
    replaceNodePluginTools({
      nodeId: "node-b",
      displayName: "Node B",
      tools: [
        {
          pluginId: "remote-demo",
          name: "remote_echo",
          description: "Echo through a remote node",
          command: "remote.echo",
        },
      ],
    });
    vi.mocked(callGatewayTool).mockResolvedValueOnce({
      payload: { ok: true, node: "b" },
    });

    const tools = createNodePluginTools({});
    const result = await expectDefined(tools[1], "tools[1] test invariant").execute("call-2", {
      text: "ping",
    });

    expect(tools.map((tool) => tool.name)).toEqual(["node_a_remote_echo", "node_b_remote_echo"]);
    expect(callGatewayTool).toHaveBeenCalledWith(
      "node.invoke",
      {},
      {
        nodeId: "node-b",
        command: "remote.echo",
        params: { text: "ping" },
        idempotencyKey: "call-2",
      },
      { scopes: ["operator.write"] },
    );
    expect(result.content[0]).toMatchObject({
      type: "text",
      text: expect.stringContaining('"node": "b"'),
    });
  });

  it("honors policy for disambiguated node tool names", () => {
    for (const nodeId of ["node-a", "node-b"]) {
      replaceNodePluginTools({
        nodeId,
        tools: [
          {
            pluginId: "remote-demo",
            name: "remote_echo",
            description: "Echo through a remote node",
            command: "remote.echo",
          },
        ],
      });
    }

    expect(
      createNodePluginTools({
        toolAllowlist: ["node_b_remote_echo"],
      }).map((tool) => tool.name),
    ).toEqual(["node_b_remote_echo"]);
    expect(
      createNodePluginTools({
        toolDenylist: ["node_b_remote_echo"],
      }).map((tool) => tool.name),
    ).toEqual(["node_a_remote_echo"]);
  });

  it("keeps numeric node fragments provider-safe", () => {
    replaceNodePluginTools({
      nodeId: "123",
      tools: [
        {
          pluginId: "remote-demo",
          name: "remote_echo",
          description: "Echo through a remote node",
          command: "remote.echo",
        },
      ],
    });

    expect(
      createNodePluginTools({ existingToolNames: new Set(["remote_echo"]) }).map(
        (tool) => tool.name,
      ),
    ).toEqual(["node_123_remote_echo"]);
  });

  it("keeps numeric disambiguation when node fragments collide", () => {
    for (const nodeId of ["node-a", "node_a"]) {
      replaceNodePluginTools({
        nodeId,
        tools: [
          {
            pluginId: "remote-demo",
            name: "remote_echo",
            description: "Echo through a remote node",
            command: "remote.echo",
          },
        ],
      });
    }

    expect(createNodePluginTools({}).map((tool) => tool.name)).toEqual([
      "node_a_remote_echo",
      "node_a_remote_echo_2",
    ]);
  });

  it("keeps disambiguated node tool names provider-safe", () => {
    const longName = `a${"b".repeat(63)}`;
    for (const nodeId of ["node-a", "node-b"]) {
      replaceNodePluginTools({
        nodeId,
        tools: [
          {
            pluginId: "remote-demo",
            name: longName,
            description: "Echo through a remote node",
            command: "remote.echo",
          },
        ],
      });
    }

    const names = createNodePluginTools({}).map((tool) => tool.name);

    expect(names).toHaveLength(2);
    expect(names.every((name) => /^[A-Za-z][A-Za-z0-9_-]{0,63}$/.test(name))).toBe(true);
    expect(names[0]).not.toBe(names[1]);
  });

  it("honors plugin tool allow and deny policy", () => {
    replaceNodePluginTools({
      nodeId: "node-1",
      tools: [
        {
          pluginId: "remote-demo",
          name: "remote_echo",
          description: "Echo through a remote node",
          command: "remote.echo",
        },
        {
          pluginId: "remote-demo",
          name: "remote_status",
          description: "Read remote status",
          command: "remote.status",
        },
      ],
      registered: true,
    });

    expect(
      createNodePluginTools({
        toolAllowlist: ["remote-demo"],
        toolDenylist: ["remote_status"],
      }).map((tool) => tool.name),
    ).toEqual(["remote_echo"]);
    expect(createNodePluginTools({ toolAllowlist: ["other-plugin"] })).toEqual([]);
  });

  it("trusts plugin-id allowlist entries only for registered tools and node-mcp", () => {
    const githubDescriptor: NodePluginToolDescriptor = {
      pluginId: "github",
      name: "remote_repo_search",
      description: "Search repositories through a remote node",
      command: "remote.search",
    };

    replaceNodePluginTools({
      nodeId: "node-1",
      tools: [githubDescriptor],
    });
    expect(createNodePluginTools({ toolAllowlist: ["github"] })).toEqual([]);

    replaceNodePluginTools({
      nodeId: "node-1",
      tools: [githubDescriptor],
      registered: true,
    });
    expect(createNodePluginTools({ toolAllowlist: ["github"] }).map((tool) => tool.name)).toEqual([
      "remote_repo_search",
    ]);

    replaceNodePluginTools({
      nodeId: "node-1",
      tools: [{ ...githubDescriptor, pluginId: "node-mcp" }],
    });
    expect(createNodePluginTools({ toolAllowlist: ["node-mcp"] }).map((tool) => tool.name)).toEqual(
      ["remote_repo_search"],
    );

    replaceNodePluginTools({
      nodeId: "node-1",
      tools: [githubDescriptor],
    });
    expect(
      createNodePluginTools({ toolAllowlist: ["remote_repo_search"] }).map((tool) => tool.name),
    ).toEqual(["remote_repo_search"]);
    expect(
      createNodePluginTools({
        toolAllowlist: ["remote_repo_search"],
        toolDenylist: ["github"],
      }),
    ).toEqual([]);
  });
});