import { mkdtemp, readFile, readdir } from 'node:fs/promises';
import { tmpdir } from 'node:os';
import path from 'node:path';
import { describe, expect, it } from 'vitest';
import {
  createProjectConfig,
  validateAgentConfigs,
  type ProjectAgentConfig,
} from '../../shared/project-config';
import {
  createInitialProjectConfig,
  normalizeProjectConfig,
  readProjectConfig,
  writeProjectConfig,
} from '../../electron/opencode/project-config';

function createContact(overrides: Partial<ProjectAgentConfig> = {}): ProjectAgentConfig {
  const now = '2026-07-11T00:00:00.000Z';
  return {
    id: 'agent-test',
    avatarId: 'avatar-01',
    roleName: '项目伙伴',
    name: '小明',
    builtIn: false,
    enabled: true,
    model: 'openai/gpt-4o-mini',
    skillIds: [],
    responsibility: {
      mission: '把用户的想法整理成清晰的下一步。',
      owns: [],
      boundaries: [],
      collaborators: [],
      principles: [],
    },
    prompt: '',
    archivedAt: null,
    pinned: false,
    createdAt: now,
    updatedAt: now,
    ...overrides,
  };
}

describe('project-owned contact configuration', () => {
  it('creates an empty, template-free project config', () => {
    const config = createProjectConfig('2026-07-11T00:00:00.000Z');
    expect(config).toMatchObject({
      initialized: false,
      superpowersEnabled: false,
      agents: [],
      knowledgeDirectory: 'knowledge',
    });
    expect('templateId' in config).toBe(false);
  });

  it('requires a unique name, preset avatar, model, and responsibility for every contact', () => {
    expect(validateAgentConfigs([])).toEqual([]);
    expect(validateAgentConfigs([createContact({ name: '' })])).toContain('agent-test:name-required');
    expect(validateAgentConfigs([createContact({ avatarId: 'upload-me' })])).toContain('agent-test:avatar-required');
    expect(validateAgentConfigs([createContact({ model: null })])).toContain('agent-test:model-required');
    expect(validateAgentConfigs([createContact({ responsibility: { mission: '', owns: [], boundaries: [], collaborators: [], principles: [] } })])).toContain('agent-test:responsibility-required');
    expect(validateAgentConfigs([
      createContact(),
      createContact({ id: 'agent-test-2', name: '小明' }),
    ])).toContain('agent-test-2:name-duplicate');
    expect(validateAgentConfigs([createContact()])).toEqual([]);
  });

  it('normalizes a manually configured contact without injecting skills or a built-in role', () => {
    const config = createProjectConfig();
    const normalized = normalizeProjectConfig({
      ...config,
      initialized: true,
      agents: [createContact()],
      superpowersEnabled: undefined,
    });
    expect(normalized).toMatchObject({
      superpowersEnabled: false,
      agents: [{ builtIn: false, prompt: '', skillIds: [], model: 'openai/gpt-4o-mini' }],
    });
    expect('templateId' in normalized).toBe(false);
  });

  it('preserves the legacy built-in marker when reading an existing project', () => {
    const config = createProjectConfig();
    const normalized = normalizeProjectConfig({
      ...config,
      initialized: true,
      agents: [createContact({ builtIn: true })],
    });

    expect(normalized.agents[0]?.builtIn).toBe(true);
  });

  it('materializes a custom contact with its exact model and prompt', async () => {
    const projectPath = await mkdtemp(path.join(tmpdir(), 'makelore-project-config-'));
    const initial = await createInitialProjectConfig(projectPath);
    const saved = await writeProjectConfig(projectPath, {
      ...initial,
      initialized: true,
      agents: [createContact()],
    });

    expect(saved.agents).toHaveLength(1);
    const markdown = await readFile(path.join(projectPath, '.opencode', 'agent', 'agent-test.md'), 'utf8');
    expect(markdown).toContain('model: "openai/gpt-4o-mini"');
    expect(markdown).toContain('description: "小明"');
    expect(markdown).toContain('把用户的想法整理成清晰的下一步');
    expect(markdown).not.toContain('youth-plain-language: allow');
    expect(markdown).toContain('"*": deny');
  });

  it('does not install default Agent files or template documents in a new project', async () => {
    const projectPath = await mkdtemp(path.join(tmpdir(), 'makelore-project-config-empty-'));
    const initial = await createInitialProjectConfig(projectPath);
    const loaded = await readProjectConfig(projectPath);
    expect(loaded).toMatchObject({ status: 'valid', config: { agents: [], initialized: false } });
    await expect(readdir(path.join(projectPath, '.opencode', 'agent'))).rejects.toMatchObject({ code: 'ENOENT' });
    expect(initial.agents).toEqual([]);
    expect(await readFile(path.join(projectPath, 'VERSION.md'), 'utf8')).toContain('Version Owner: user');
    expect(await readFile(path.join(projectPath, 'TASKS.md'), 'utf8')).toContain('Owner: user');
  });

  it('rejects an initialized contact with missing required basics at save time', async () => {
    const projectPath = await mkdtemp(path.join(tmpdir(), 'makelore-project-config-invalid-'));
    const initial = await createInitialProjectConfig(projectPath);
    await expect(writeProjectConfig(projectPath, {
      ...initial,
      initialized: true,
      agents: [createContact({ model: null })],
    })).rejects.toThrow('model-required');
  });
});