// @vitest-environment node

import { readFile } from 'node:fs/promises';
import path from 'node:path';
import { describe, expect, it } from 'vitest';
import {
  BUNDLED_CODING_PLUGIN_ROOTS,
  CodingPluginManifestError,
  loadBundledCodingPluginDefinitions,
  loadBundledCodingPluginDefinitionsSync,
  loadCodingPluginDefinition,
  parseCodingPluginManifest,
  parseAgentPluginsRootManifest,
  resolveBundledCodingPluginRootPaths,
} from '../../electron/coding-plugins/manifest';
import {
  AGENT_PLUGINS_SCHEMA_URL,
  DATA_SERVICE_PLUGIN_DEFINITION,
  DATA_SERVICE_TOOL_NAMES,
} from '../../shared/coding-plugins';

const PACKAGE_ROOT = path.resolve('resources/coding-plugins/data-service');
const GAME_RESOURCE_ROOT = path.resolve('resources/coding-plugins/game-resource');
const WEB_SEARCH_ROOT = path.resolve('resources/coding-plugins/web-search');

async function packageManifests(): Promise<{ root: Record<string, unknown>; capability: Record<string, unknown> }> {
  return {
    root: JSON.parse(await readFile(path.join(PACKAGE_ROOT, 'plugin.json'), 'utf8')) as Record<string, unknown>,
    capability: JSON.parse(await readFile(path.join(PACKAGE_ROOT, 'com.makelore/capability.json'), 'utf8')) as Record<string, unknown>,
  };
}

describe('bundled coding plugin manifests', () => {
  it('loads the fixed Data Service package and immutable declarations', async () => {
    const definitions = await loadBundledCodingPluginDefinitions(path.resolve('resources/coding-plugins'));
    const startupDefinitions = loadBundledCodingPluginDefinitionsSync(path.resolve('resources/coding-plugins'));
    expect(BUNDLED_CODING_PLUGIN_ROOTS).toEqual(['data-service', 'game-resource', 'web-search']);
    expect(resolveBundledCodingPluginRootPaths(path.resolve('resources/coding-plugins'))).toEqual([
      PACKAGE_ROOT,
      GAME_RESOURCE_ROOT,
      WEB_SEARCH_ROOT,
    ]);
    expect(definitions).toHaveLength(3);
    expect(definitions[0]).toMatchObject({
      id: 'makelore.data-service',
      adapterId: 'data-service',
      contractVersion: 1,
      skills: [{ id: 'data-service', entryPath: 'skills/data-service/SKILL.md' }],
    });
    expect(definitions[0]?.tools.map(({ name }) => name)).toEqual(DATA_SERVICE_TOOL_NAMES);
    expect(definitions[0]).toEqual(DATA_SERVICE_PLUGIN_DEFINITION);
    expect(definitions.slice(1)).toMatchObject([
      {
        id: 'makelore.game-resource', version: '1.0.0', runtimeKind: 'platform_hosted',
        acquisitionMode: 'user_acquired', releaseId: '00000000-0000-4000-8000-000000000105',
        provenance: { source: 'bundled', packageRoot: 'game-resource' },
        skills: [{ id: 'game-resource', entryPath: 'skills/game-resource/SKILL.md' }],
      },
      {
        id: 'makelore.web-search', version: '1.0.0', runtimeKind: 'platform_hosted',
        acquisitionMode: 'user_acquired', releaseId: '00000000-0000-4000-8000-000000000204',
        provenance: { source: 'bundled', packageRoot: 'web-search' },
        skills: [{ id: 'makelore-web-search', entryPath: 'skills/makelore-web-search/SKILL.md' }],
      },
    ]);
    expect(startupDefinitions).toEqual(definitions);
    expect(Object.isFrozen(startupDefinitions)).toBe(true);
    expect(Object.isFrozen(startupDefinitions[0]?.operations)).toBe(true);
    expect(definitions[0]?.operations).toHaveLength(14);
    expect(Object.isFrozen(definitions[0])).toBe(true);
    expect(Object.isFrozen(definitions[0]?.tools)).toBe(true);
    expect(DATA_SERVICE_PLUGIN_DEFINITION.tools).toHaveLength(10);
  });

  it('accepts exact root and capability manifests and freezes the projection', async () => {
    const { root, capability } = await packageManifests();
    expect(parseAgentPluginsRootManifest(root, 'plugin.json').$schema).toBe(AGENT_PLUGINS_SCHEMA_URL);
    const parsed = parseCodingPluginManifest(root, capability, {
      packageRoot: PACKAGE_ROOT,
      capabilityManifestPath: path.join(PACKAGE_ROOT, 'com.makelore/capability.json'),
    });
    expect(parsed.id).toBe('makelore.data-service');
    expect(Object.isFrozen(parsed)).toBe(true);
    expect(Object.isFrozen(parsed.tools[0]?.inputSchema)).toBe(true);
  });

  it.each([
    ['price field', (root: Record<string, unknown>) => { root.price = 1; }],
    ['non-empty MCP', (root: Record<string, unknown>) => { root.mcp = [{ name: 'unsupported' }]; }],
    ['non-empty scripts', (root: Record<string, unknown>) => { root.scripts = ['run.js']; }],
    ['unknown adapter', (_root: Record<string, unknown>, capability: Record<string, unknown>) => { capability.adapterId = 'other'; }],
    ['unknown surface', (_root: Record<string, unknown>, capability: Record<string, unknown>) => {
      capability.surfaces = { projectSettings: 'other' };
    }],
  ])('rejects %s', async (_label, mutate) => {
    const { root, capability } = await packageManifests();
    mutate(root, capability);
    expect(() => parseCodingPluginManifest(root, capability, {
      packageRoot: PACKAGE_ROOT,
      capabilityManifestPath: path.join(PACKAGE_ROOT, 'com.makelore/capability.json'),
    })).toThrow(CodingPluginManifestError);
  });

  it('rejects duplicate tools, escaping Skill entries and unconfirmed destructive tools', async () => {
    const { root, capability } = await packageManifests();
    const duplicate = structuredClone(capability) as Record<string, unknown>;
    duplicate.tools = [...(capability.tools as unknown[]), (capability.tools as unknown[])[0]];
    expect(() => parseCodingPluginManifest(root, duplicate, {
      packageRoot: PACKAGE_ROOT,
      capabilityManifestPath: path.join(PACKAGE_ROOT, 'com.makelore/capability.json'),
    })).toThrow('duplicate tool identifier');

    const escaping = structuredClone(capability) as Record<string, unknown>;
    const skill = (escaping.skills as Array<Record<string, unknown>>)[0];
    skill.entry = '../../outside/SKILL.md';
    expect(() => parseCodingPluginManifest(root, escaping, {
      packageRoot: PACKAGE_ROOT,
      capabilityManifestPath: path.join(PACKAGE_ROOT, 'com.makelore/capability.json'),
    })).toThrow('escapes the package root');

    const unconfirmed = structuredClone(capability) as Record<string, unknown>;
    const tools = unconfirmed.tools as Array<Record<string, unknown>>;
    const destructive = tools.find((tool) => tool.mutation === 'destructive');
    expect(destructive).toBeDefined();
    const schema = destructive?.inputSchema as Record<string, unknown>;
    const properties = schema.properties as Record<string, unknown>;
    delete properties.confirmed;
    schema.required = (schema.required as string[]).filter((required) => required !== 'confirmed');
    expect(() => parseCodingPluginManifest(root, unconfirmed, {
      packageRoot: PACKAGE_ROOT,
      capabilityManifestPath: path.join(PACKAGE_ROOT, 'com.makelore/capability.json'),
    })).toThrow('confirmed: true');
  });

  it('does not infer package roots from arbitrary directories', async () => {
    expect(resolveBundledCodingPluginRootPaths(path.resolve('tmp'))).toEqual([
      path.resolve('tmp/data-service'),
      path.resolve('tmp/game-resource'),
      path.resolve('tmp/web-search'),
    ]);
  });

  it('loads a single package directly through its exact capability path', async () => {
    await expect(loadCodingPluginDefinition(PACKAGE_ROOT)).resolves.toMatchObject({
      id: 'makelore.data-service',
      tools: expect.arrayContaining([
        expect.objectContaining({ name: 'data_service_configure' }),
      ]),
    });
  });
});