@guoyunhe/rgi-libretro/dist/esm/bin/rgi-libretro.js

CLI to export RetroGameIndex images to libretro-thumbnails

#!/usr/bin/env node

// src/bin/rgi-libretro.ts
import { Command } from "commander";

// src/downloadThumbnails.ts
import { download } from "@guoyunhe/downloader";
import axios from "axios";
import { createHash } from "crypto";
import { existsSync } from "fs";
import { readFile, rm, symlink } from "fs/promises";
import { join } from "path";
var typesDict = {
  boxart: "Named_Boxarts",
  snap: "Named_Snaps",
  title: "Named_Titles"
};
function normalize(file) {
  return file.replaceAll("&", "_");
}
async function downloadThumbnails(platform, { apiUrl = "https://rgi-api.guoyunhe.me/" }) {
  axios.defaults.baseURL = apiUrl;
  const { data: platforms } = await axios.get("/platforms");
  const platformId = platforms.find((p) => p.code === platform).id;
  for (let i = 1; i < 999; i++) {
    const res = await axios.get("/games", {
      params: {
        page: i,
        perPage: 50,
        platform: platformId
      }
    });
    const games = res.data.data;
    for (let j = 0; j < games.length; j++) {
      const game = games[j];
      for (let k = 0; k < 3; k++) {
        const [type, folder] = Object.entries(typesDict)[k];
        const image = game.images.find((img) => img.type === type);
        if (image) {
          const imagePath = join(folder, normalize(game.name) + ".png");
          if (existsSync(imagePath)) {
            const buffer = await readFile(imagePath);
            const hash = createHash("md5").update(buffer).digest("hex");
            if (image.path === "images/" + hash + ".png") {
              continue;
            }
          }
          console.log("download", image.url);
          await download(image.url, imagePath);
          for (let s = 0; s < game.subs.length; s++) {
            const sub = game.subs[s];
            const target = "./" + normalize(game.name) + ".png";
            const link = join(folder, normalize(sub.name) + ".png");
            await rm(link, { force: true });
            await symlink(target, link);
          }
        }
      }
    }
    if (!res.data.meta.nextPageUrl) {
      break;
    }
  }
}

// src/bin/rgi-libretro.ts
var program = new Command("rgi-libretro");
program.description("Dump RetroGameIndex data and images to libretro projects");
program.command("thumbnail").description("Dump images to libretro-thumbnails projects").argument("[platform]", "Game platform, like nes, gba, md, ps2").option("--api-url <url>", "RetroGameIndex API url").action(downloadThumbnails);
program.helpOption("-h, --help", "Show full help");
if (true) {
  program.version("0.0.7", "-v, --version", "Show version number");
}
program.parse();