import { beforeEach, describe, expect, it, vi } from "vitest";
import { PermissionKey, SystemRole } from "@nexus/shared";

import {
  createProject,
  createToolContext,
  executeTool,
} from "./assistant-tools-project-admin-test-helpers.js";

describe("assistant project admin update tools", () => {
  beforeEach(() => {
    vi.clearAllMocks();
  });

  it("routes project updates through the real project router path and resolves short codes before updating", async () => {
    const auditCreate = vi.fn().mockResolvedValue({ id: "audit_1" });
    const projectFindUnique = vi
      .fn()
      .mockResolvedValueOnce(null)
      .mockResolvedValueOnce(createProject())
      .mockResolvedValueOnce(createProject({ dynamicFields: {}, blueprintId: null }));
    const projectUpdate = vi.fn().mockResolvedValue({
      id: "project_1",
      shortCode: "PROJ-1",
      name: "Project One Reloaded",
    });
    const ctx = createToolContext(
      {
        project: {
          findUnique: projectFindUnique,
          findFirst: vi.fn().mockResolvedValue(null),
          update: projectUpdate,
        },
        assignment: {
          findMany: vi.fn().mockResolvedValue([]),
        },
        resource: {
          findFirst: vi.fn().mockResolvedValue({
            displayName: "Peter Parker",
          }),
          findMany: vi.fn().mockResolvedValue([]),
        },
        auditLog: {
          create: auditCreate,
        },
      },
      {
        userRole: SystemRole.ADMIN,
        permissions: [PermissionKey.MANAGE_PROJECTS],
      },
    );

    const result = await executeTool(
      "update_project",
      JSON.stringify({
        id: "PROJ-1",
        name: "Project One Reloaded",
        responsiblePerson: "Peter Parker",
      }),
      ctx,
    );

    expect(JSON.parse(result.content)).toEqual(
      expect.objectContaining({
        success: true,
        message: "Updated project Project One Reloaded (PROJ-1)",
        updatedFields: ["name", "responsiblePerson"],
      }),
    );
    expect(projectUpdate).toHaveBeenCalledWith(
      expect.objectContaining({
        where: { id: "project_1" },
        data: expect.objectContaining({
          name: "Project One Reloaded",
          responsiblePerson: "Peter Parker",
        }),
      }),
    );
    expect(auditCreate).toHaveBeenCalledTimes(1);
  });

  it("returns a stable assistant error when the project disappears during update", async () => {
    const ctx = createToolContext(
      {
        project: {
          findUnique: vi
            .fn()
            .mockResolvedValueOnce(null)
            .mockResolvedValueOnce(createProject())
            .mockResolvedValueOnce(createProject({ dynamicFields: {}, blueprintId: null })),
          findFirst: vi.fn().mockResolvedValue(null),
          update: vi.fn().mockRejectedValue({
            code: "P2025",
            message: "Record to update not found.",
          }),
        },
        assignment: {
          findMany: vi.fn().mockResolvedValue([]),
        },
      },
      {
        userRole: SystemRole.ADMIN,
        permissions: [PermissionKey.MANAGE_PROJECTS],
      },
    );

    const result = await executeTool(
      "update_project",
      JSON.stringify({ id: "PROJ-1", name: "Project One Reloaded" }),
      ctx,
    );

    expect(JSON.parse(result.content)).toEqual({
      error: "Project not found with the given criteria.",
    });
  });

  it("returns a stable assistant error when no update fields are provided", async () => {
    const projectUpdate = vi.fn();
    const ctx = createToolContext(
      {
        project: {
          findUnique: vi.fn().mockResolvedValueOnce(null).mockResolvedValueOnce(createProject()),
          findFirst: vi.fn().mockResolvedValue(null),
          update: projectUpdate,
        },
      },
      {
        userRole: SystemRole.ADMIN,
        permissions: [PermissionKey.MANAGE_PROJECTS],
      },
    );

    const result = await executeTool("update_project", JSON.stringify({ id: "PROJ-1" }), ctx);

    expect(JSON.parse(result.content)).toEqual({
      error: "No fields to update",
    });
    expect(projectUpdate).not.toHaveBeenCalled();
  });

  it("returns responsible person resolver errors unchanged during update", async () => {
    const projectUpdate = vi.fn();
    const ctx = createToolContext(
      {
        project: {
          findUnique: vi.fn().mockResolvedValueOnce(null).mockResolvedValueOnce(createProject()),
          findFirst: vi.fn().mockResolvedValue(null),
          update: projectUpdate,
        },
        resource: {
          findFirst: vi.fn().mockResolvedValue(null),
          findMany: vi.fn().mockResolvedValue([]),
        },
      },
      {
        userRole: SystemRole.ADMIN,
        permissions: [PermissionKey.MANAGE_PROJECTS],
      },
    );

    const result = await executeTool(
      "update_project",
      JSON.stringify({ id: "PROJ-1", responsiblePerson: "Mary Jane" }),
      ctx,
    );

    expect(JSON.parse(result.content)).toEqual({
      error:
        'No active resource found matching "Mary Jane". The responsible person must be an existing resource.',
    });
    expect(projectUpdate).not.toHaveBeenCalled();
  });
});