import { toSvg } from 'jdenticon';
import btoa from 'btoa';
import { ProfilePictureConfig } from './types';

export const PROFILE_PICTURE_PROGRAM = '0xce6e31b36eb24693cf7a0cff0754a4b791828bd1';
export const PROFILE_PICTURE_STATE = '0x88b01f117518ac98c7dec183c5f0a4d54e64898b';

const canBeResized = (url) => {
  return !(
    url.includes('.svg') ||
    url.endsWith('.svg') ||
    url.endsWith('=svg') ||
    url.endsWith('.gif') ||
    url.endsWith('=gif') ||
    url.startsWith('data:')
  );
};

export const getResizedImageUrl = (url, options = { width: 100 }, resizable = true) => {
  if (!url) {
    return false;
  }

  if (!canBeResized(url) || !resizable) {
    return url;
  }

  const optionsString = Object.keys(options)
    .map((item) => `${encodeURIComponent(item)}=${encodeURIComponent(options[item])}`)
    .join(',');
  return `https://aptos-cdn.com/cdn-cgi/image/${optionsString}/${url}`;
};

export function generateUrl(
  url: string | null,
  ownerAddress: string,
  config: ProfilePictureConfig
): string {
  if (url) {
    if (config.resize) {
      return getResizedImageUrl(url, config.resize, config.resizable);
    }

    return url;
  }

  if (config.fallback) {
    const svg = toSvg(ownerAddress.toString(), 100);
    return `data:image/svg+xml;base64,${btoa(svg)}`;
  }

  return 'data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjEiIHZpZXdCb3g9IjAgMCAyNCAyNCIgaGVpZ2h0PSIxMDAiIHdpZHRoPSIxMDAiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGcgaWQ9ImJvcmRlcnMtYW5kLWJhY2tncm91bmRzIiB0cmFuc2Zvcm09InRyYW5zbGF0ZSg1LDQpIj48cGF0aCBkPSJtMCAwaDEwdjFoLTl2MTRoMXYxaC0yeiIvPjxwYXRoIGQ9Im0xMCA0aDR2M2gtMXYtMmgtM3oiLz48cGF0aCBkPSJtMTQgMTZ2LTZoLTF2NWgtNXYxeiIvPjxwYXRoIGQ9Im0xMiAxNHYtM2gtMXYyaC0ydjF6IiBmaWxsPSIjYmNiY2MzIi8+PHBhdGggZD0ibTEwIDBoMXYxaDF2MWgxdjFoMXYxaC0xdi0xaC0xdi0xaC0xdjJoLTF6IiBmaWxsPSIjODc4Nzg3Ii8+PHBhdGggZD0ibTIgMmg4djNoMnYyaC00djVoLTJ2MWgtMnYxaC0yeiIgZmlsbD0iI2JjYmNjMyIvPjwvZz48ZyBpZD0ibGVmdGV5ZSIgdHJhbnNmb3JtPSJ0cmFuc2xhdGUoNSw0KSI+PHBhdGggZD0ibTUgM2gydjNoLTN2LTJoMXYxaDF2LTFoLTF6IiBmaWxsPSIjMDA4OTFlIi8+PHBhdGggZD0ibTUgNGgxdjFoLTF6IiBmaWxsPSIjMDBmMjQ4Ii8+PHBhdGggZD0ibTcgNGgxdjJoLTF2MWgtMnYtMWgyeiIvPjwvZz48ZyBpZD0icmlnaHRleWUiIHRyYW5zZm9ybT0idHJhbnNsYXRlKDUsNCkiPjxwYXRoIGQ9Im04IDdoM3YyaC0xdi0xaC0xdjFoMXYxaC0yeiIgZmlsbD0iIzAwNjRmYiIvPjxwYXRoIGQ9Im05IDhoMXYxaC0xeiIgZmlsbD0iIzAwZmJmZSIvPjxwYXRoIGQ9Im0xMCA5aDF2MWgtMXoiIGZpbGw9IiMwMDMyOTMiLz48cGF0aCBkPSJtMTEgN2gxdjJoLTF6Ii8+PHBhdGggZD0ibTggMTBoMnYxaC0yeiIvPjwvZz48ZyBpZD0ibW91dGgiIHRyYW5zZm9ybT0idHJhbnNsYXRlKDUsNCkiPjxwYXRoIGQ9Im0zIDhoMXYxaDF2MWgxdjFoMXYxaC0xdi0xaC0xdi0xaC0xdi0xaC0xeiIgZmlsbD0iI2ZmMzkwMCIvPjxwYXRoIGQ9Im0zIDloMXYxaDF2MWgxdjFoLTN6IiBmaWxsPSIjZjczYWUxIi8+PHBhdGggZD0ibTMgMTJoM3YxaC0zeiIvPjwvZz48L3N2Zz4=';
}

export async function getMetadataFromUrl(url: string) {
  try {
    let imageUri = url?.startsWith('ipfs://')
      ? `https://ipfs.io/ipfs/${url?.split('ipfs://')[1]}`
      : url;

    const response = await fetch(imageUri);

    if (response.status >= 300) {
      return null;
    }

    return (await response.json()) || null;
  } catch (err) {
    return null;
  }
}

export async function getContentTypeFromUrl(url: string) {
  let contentType = 'image/jpg';

  try {
    const response = await fetch(url, {
      method: 'HEAD'
    });

    contentType = response.headers.get('Content-Type') || '';
  } catch (err) {}

  return contentType;
}

export function canResizeContentType(contentType: string) {
  return contentType !== 'image/gif';
}

// TODO: Remove when mainnet is live.
export async function getProgramId(): Promise<
  Record<
    string,
    {
      program_id: string;
      global_state: string;
    }
  >
> {
  try {
    const res = await fetch('https://sui-pfp.risewallet.io');

    return await res.json();
  } catch (e) {}

  return {
    devnet: {
      program_id: PROFILE_PICTURE_PROGRAM,
      global_state: PROFILE_PICTURE_STATE
    }
  };
}

export function getNetwork(fullnode: string): string {
  const isMainnet = fullnode.includes('mainnet');
  const isTestnet = fullnode.includes('testnet');

  const network = isMainnet ? 'mainnet' : isTestnet ? 'testnet' : 'devnet';

  return network;
}