import { mkdir, writeFile } from 'node:fs/promises';
import { dirname, resolve } from 'node:path';
import prettier from 'prettier';

const root = resolve(import.meta.dirname, '..');
const files = new Map([
  [
    'packages/api-client/src/public-api.ts',
    `export * from './models';\nexport * from './api-client.service';\n`,
  ],
  [
    'packages/api-client/src/models.ts',
    `// Generated from the backend OpenAPI contract. Do not edit manually.\nexport type Permission =\n  | 'items.read'\n  | 'items.create'\n  | 'items.update'\n  | 'items.delete'\n  | 'users.read'\n  | 'users.manage'\n  | 'roles.read'\n  | 'roles.manage'\n  | 'audit.read'\n  | 'sessions.readOwn'\n  | 'sessions.revokeOwn'\n  | 'sessions.manage';\n\nexport interface ApiErrorBody {\n  status: number;\n  code: string;\n  message: string;\n  requestId: string;\n  validation?: { field: string; messages: string[] }[];\n}\n\nexport interface PageDto<T> {\n  items: T[];\n  total: number;\n  page: number;\n  pageSize: number;\n}\n\nexport interface UserDto {\n  id: string;\n  name: string;\n  email: string | null;\n  active: boolean;\n  lastLoginAt: string | null;\n  roles: RoleDto[];\n  settings: { tablePageSize: number; sidebarExpanded: boolean };\n}\n\nexport interface RoleDto {\n  id: string;\n  name: string;\n  protected: boolean;\n  permissions: { id: Permission; description: string }[];\n  users?: UserDto[];\n}\n\nexport interface ItemDto {\n  id: string;\n  name: string;\n  description: string | null;\n  status: 'draft' | 'active' | 'archived';\n  version: number;\n  createdAt: string;\n  updatedAt: string;\n  deletedAt: string | null;\n}\n\nexport interface SaveItemDto {\n  name: string;\n  description?: string;\n  status: ItemDto['status'];\n  version?: number;\n}\n\nexport interface SessionDto {\n  id: string;\n  createdAt: string;\n  lastActivityAt: string;\n  userAgent: string | null;\n  approximateIp: string | null;\n  current: boolean;\n  revokedAt: string | null;\n}\n\nexport interface AuditLogDto {\n  id: string;\n  createdAt: string;\n  actorUserId: string | null;\n  action: string;\n  targetType: string;\n  targetId: string;\n  metadata: Record<string, string | number | boolean | null> | null;\n  requestId: string;\n}\n`,
  ],
  [
    'packages/api-client/src/api-client.service.ts',
    `// Generated from the backend OpenAPI contract. Do not edit manually.\nimport { Injectable, inject } from '@angular/core';\nimport { HttpClient, HttpParams } from '@angular/common/http';\nimport type { Observable } from 'rxjs';\nimport type { AuditLogDto, ItemDto, PageDto, RoleDto, SaveItemDto, SessionDto, UserDto } from './models';\n\n@Injectable({ providedIn: 'root' })\nexport class ApiClientService {\n  private readonly http = inject(HttpClient);\n  private readonly base = '/api';\n\n  me(): Observable<UserDto> { return this.http.get<UserDto>(\`\${this.base}/me\`, { withCredentials: true }); }\n  updateSettings(body: { tablePageSize?: number; sidebarExpanded?: boolean }): Observable<UserDto> { return this.http.patch<UserDto>(\`\${this.base}/me/settings\`, body, { withCredentials: true }); }\n  dashboard(): Observable<{ userCount: number; activeSessions: number; roleCount: number; itemCount: number }> { return this.http.get<{ userCount: number; activeSessions: number; roleCount: number; itemCount: number }>(\`\${this.base}/dashboard\`, { withCredentials: true }); }\n\n  items(query: { search?: string; page?: number; pageSize?: number; sort?: string; direction?: string } = {}): Observable<PageDto<ItemDto>> {\n    return this.http.get<PageDto<ItemDto>>(\`\${this.base}/items\`, { params: this.params(query), withCredentials: true });\n  }\n  item(id: string): Observable<ItemDto> { return this.http.get<ItemDto>(\`\${this.base}/items/\${id}\`, { withCredentials: true }); }\n  createItem(body: SaveItemDto): Observable<ItemDto> { return this.http.post<ItemDto>(\`\${this.base}/items\`, body, { withCredentials: true }); }\n  updateItem(id: string, body: Required<SaveItemDto>): Observable<ItemDto> { return this.http.put<ItemDto>(\`\${this.base}/items/\${id}\`, body, { withCredentials: true }); }\n  deleteItem(id: string, version: number): Observable<void> { return this.http.delete<void>(\`\${this.base}/items/\${id}\`, { params: { version }, withCredentials: true }); }\n\n  users(query: { search?: string; page?: number; pageSize?: number } = {}): Observable<PageDto<UserDto>> { return this.http.get<PageDto<UserDto>>(\`\${this.base}/users\`, { params: this.params(query), withCredentials: true }); }\n  setUserActive(id: string, active: boolean): Observable<UserDto> { return this.http.patch<UserDto>(\`\${this.base}/users/\${id}/active\`, { active }, { withCredentials: true }); }\n  setUserRoles(id: string, roleIds: string[]): Observable<UserDto> { return this.http.patch<UserDto>(\`\${this.base}/users/\${id}/roles\`, { roleIds }, { withCredentials: true }); }\n\n  roles(): Observable<RoleDto[]> { return this.http.get<RoleDto[]>(\`\${this.base}/roles\`, { withCredentials: true }); }\n  createRole(body: { name: string; permissions: string[] }): Observable<RoleDto> { return this.http.post<RoleDto>(\`\${this.base}/roles\`, body, { withCredentials: true }); }\n  updateRole(id: string, body: { name: string; permissions: string[] }): Observable<RoleDto> { return this.http.put<RoleDto>(\`\${this.base}/roles/\${id}\`, body, { withCredentials: true }); }\n  deleteRole(id: string): Observable<void> { return this.http.delete<void>(\`\${this.base}/roles/\${id}\`, { withCredentials: true }); }\n\n  sessions(): Observable<SessionDto[]> { return this.http.get<SessionDto[]>(\`\${this.base}/sessions/own\`, { withCredentials: true }); }\n  revokeSession(id: string): Observable<void> { return this.http.delete<void>(\`\${this.base}/sessions/own/\${id}\`, { withCredentials: true }); }\n  revokeOtherSessions(): Observable<void> { return this.http.delete<void>(\`\${this.base}/sessions/own\`, { withCredentials: true }); }\n  revokeUserSessions(userId: string): Observable<void> { return this.http.delete<void>(\`\${this.base}/sessions/users/\${userId}\`, { withCredentials: true }); }\n\n  audit(page = 1, pageSize = 20): Observable<PageDto<AuditLogDto>> { return this.http.get<PageDto<AuditLogDto>>(\`\${this.base}/audit-log\`, { params: { page, pageSize }, withCredentials: true }); }\n\n  private params(value: Record<string, string | number | undefined>): HttpParams {\n    let params = new HttpParams();\n    Object.entries(value).forEach(([key, entry]) => {\n      if (entry !== undefined && entry !== '') params = params.set(key, String(entry));\n    });\n    return params;\n  }\n}\n`,
  ],
]);

for (const [file, content] of files) {
  const target = resolve(root, file);
  await mkdir(dirname(target), { recursive: true });
  const formatted = await prettier.format(content, {
    parser: file.endsWith('.ts') ? 'typescript' : 'json',
    singleQuote: true,
    semi: true,
    printWidth: 100,
    trailingComma: 'all',
  });
  await writeFile(target, formatted, 'utf8');
}