import { PermissionGuardService } from '../services';
import { UserPermission } from '../interfaces';
import { UserProjectRoleAccountServiceResponse } from '../models/dto';
import { GetProjectPermissionRequestDto } from '../models/dto';
import { AclResourcePermissions } from '../interfaces';

export class AuthorizationUtil {

  public static addSystemPermissionToDictionary(userPermissions: UserPermission, systemPermissions: string[]): void {
    userPermissions[PermissionGuardService.SYSTEM_KEY] = {};
    for (const permission of systemPermissions) {
      if (!userPermissions[PermissionGuardService.SYSTEM_KEY][permission]) {
        userPermissions[PermissionGuardService.SYSTEM_KEY][permission] = true;
      }
    }
  }

  public static getProjectRoleIdsByProjectShortId(userProjectRoleResponseDto:
                                                    UserProjectRoleAccountServiceResponse[]): GetProjectPermissionRequestDto {
    const projectRoleMap: Map<string, Set<string>> = new Map();
    const projectIndexResult: Map<string, number> = new Map();
    const result: GetProjectPermissionRequestDto = { projects: [] };
    for (const userProjectRole of userProjectRoleResponseDto) {
      if (!projectRoleMap.has(userProjectRole.project_short_id)) {
        projectRoleMap.set(userProjectRole.project_short_id, new Set());
        projectIndexResult.set(userProjectRole.project_short_id, result.projects.length);
        result.projects.push({ project_short_id: userProjectRole.project_short_id, role_ids: [] });
      }
      if (!projectRoleMap.get(userProjectRole.project_short_id).has(userProjectRole.role_id)) {
        projectRoleMap.get(userProjectRole.project_short_id).add(userProjectRole.role_id);
        result.projects[projectIndexResult.get(userProjectRole.project_short_id)].role_ids.push(userProjectRole.role_id);
      }
    }
    return result;
  }

  public static addAclPermissionToDictionary(userPermissions: UserPermission,
                                             aclResourcePermissions: AclResourcePermissions,
                                             resourcesIds: string): void {
    userPermissions[PermissionGuardService.ACL_KEY] = {};
    for (const key in aclResourcePermissions) {
      if (aclResourcePermissions.hasOwnProperty(key)) {
        if (resourcesIds) {
          userPermissions[PermissionGuardService.ACL_KEY][key] = {};
        }
        for (const permission of aclResourcePermissions[key]) {
          if (resourcesIds) {
            if (!userPermissions[PermissionGuardService.ACL_KEY][key][permission]) {
              userPermissions[PermissionGuardService.ACL_KEY][key][permission] = true;
            }
          } else {
            if (!userPermissions[PermissionGuardService.ACL_KEY][permission]) {
              userPermissions[PermissionGuardService.ACL_KEY][permission] = true;
            }
          }
        }
      }
    }
  }
}