import axios from 'axios';

const API_URL = process.env.REACT_APP_API_URL || 'http://localhost:8080/api/v1';

export interface FileInfo {
  id: number;
  filename: string;
  file_path: string;
  file_url: string;
  url: string;
  file_size: number;
  size: number;
  mime_type: string;
  uploaded_by?: {
    id: number;
    email: string;
    first_name: string;
    last_name: string;
  };
  created_at: string;
  usages?: FileUsage[];
  usage_count: number;
  md5_hash?: string;
}

export interface FileUsage {
  id: number;
  file_id: number;
  entity_type: string;
  entity_id: number;
  field_name: string;
  entity_info?: {
    type: string;
    id: number;
    title?: string;
    name?: string;
    slug?: string;
    url?: string;
    position?: string;
  };
}

export interface DuplicateFiles {
  [hash: string]: FileInfo[];
}

export const getAllFiles = async (params?: {
  search?: string;
  mime_type?: string;
  sort_by?: string;
  sort_order?: string;
}): Promise<FileInfo[]> => {
  const response = await axios.get(`${API_URL}/admin/files`, {
    params,
    withCredentials: true,
  });
  return response.data;
};

export const getUnusedFiles = async (): Promise<FileInfo[]> => {
  const response = await axios.get(`${API_URL}/admin/files/unused`, {
    withCredentials: true,
  });
  return response.data;
};

export const getDuplicateFiles = async (): Promise<DuplicateFiles> => {
  const response = await axios.get(`${API_URL}/admin/files/duplicates`, {
    withCredentials: true,
  });
  return response.data;
};

export const getFileUsages = async (fileId: number): Promise<any[]> => {
  const response = await axios.get(`${API_URL}/admin/files/${fileId}/usages`, {
    withCredentials: true,
  });
  return response.data;
};

export const deleteFile = async (fileId: number, force: boolean = false): Promise<void> => {
  await axios.delete(`${API_URL}/admin/files/${fileId}`, {
    params: { force },
    withCredentials: true,
  });
};

export const scanAndSyncFiles = async (): Promise<{
  message: string;
  found_files: number;
  new_files: number;
  orphaned_files: number;
  skipped_files?: number;
  new_files_list?: string[];
  orphaned_list?: string[];
}> => {
  const response = await axios.post(`${API_URL}/admin/files/scan`, {}, {
    withCredentials: true,
  });
  return response.data;
};

export const refreshFileTracking = async (entityType?: string): Promise<{
  message: string;
  stats: {
    articles_scanned: number;
    events_scanned: number;
    players_scanned: number;
    sponsors_scanned: number;
    contacts_scanned: number;
    teams_scanned: number;
    settings_scanned: number;
  };
}> => {
  const response = await axios.post(`${API_URL}/admin/files/refresh-tracking`, {}, {
    params: entityType ? { entity_type: entityType } : {},
    withCredentials: true,
  });
  return response.data;
};

export const formatFileSize = (bytes: number): string => {
  if (bytes === 0) return '0 B';
  const k = 1024;
  const sizes = ['B', 'KB', 'MB', 'GB'];
  const i = Math.floor(Math.log(bytes) / Math.log(k));
  return Math.round(bytes / Math.pow(k, i) * 100) / 100 + ' ' + sizes[i];
};

import { IconType } from 'react-icons';
import { FiImage, FiFileText, FiVideo, FiFile } from 'react-icons/fi';

export const getFileIcon = (mimeType: string): IconType => {
  if (mimeType.startsWith('image/')) return FiImage;
  if (mimeType === 'application/pdf') return FiFileText;
  if (mimeType.startsWith('video/')) return FiVideo;
  return FiFile;
};