import axiosClient from '../axios/axios';
import { Detection } from '@/types';
import { projectService } from './project.service';

/**
 * Detection Service
 */
export const detectionService = {
  /**
   * Fetch all detections from completed videos
   * Uses the summary endpoint to get detections for each project
   */
  getAllDetections: async (): Promise<Detection[]> => {
    try {
      // First get all projects
      const projectsResponse = await projectService.getProjects();
      const projects = projectsResponse.items;

      // Then fetch detections for each project
      const allDetections: Detection[] = [];

      for (const project of projects) {
        try {
          const response = await axiosClient.get<{
            packages: {
              [key: string]: {
                chainages: {
                  [key: string]: {
                    detections: Detection[];
                  };
                };
              };
            };
          }>(`/summary/projects/${project.id}`);

          const summary = response.data;

          // Extract detections from the nested structure
          for (const pkg of Object.values(summary.packages || {})) {
            for (const loc of Object.values(pkg.chainages || {})) {
              allDetections.push(...(loc.detections || []));
            }
          }
        } catch (e) {
          // Skip projects that fail to load
          console.warn(`Failed to load detections for project ${project.id}:`, e);
        }
      }

      return allDetections;
    } catch (e) {
      console.error('Failed to fetch all detections:', e);
      return [];
    }
  },
};