@vechain/vebetterdao-contracts
Version:
Open-source repository that houses the smart contracts powering the decentralized VeBetterDAO on the VeChain Thor blockchain.
81 lines (80 loc) • 4.13 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const promises_1 = __importDefault(require("fs/promises"));
const helpers_1 = require("../../helpers");
const path_1 = __importDefault(require("path"));
const ethers_1 = require("ethers");
const SRC_JSON_PATH = path_1.default.join(__dirname, `../../../metadata/xApps/src/json`);
const MEDIA_PATH = path_1.default.join(__dirname, "../../../metadata/xApps/src/media");
const OUTPUT_PATH = path_1.default.join(__dirname, `../../../metadata/xApps/output`);
/**
* Main function to generate and save x-apps metadata.
*/
async function generateAndSaveMetadata() {
try {
// get metadata templates from the source directory
const files = await promises_1.default.readdir(SRC_JSON_PATH);
// for each file, generate metadata and save to output folder
for (const file of files) {
const metadata = await generateMetadata(file);
// the output filename must be the hash of the name (which will also be the id of the x-app)
const id = ethers_1.ethers.keccak256(ethers_1.ethers.toUtf8Bytes(metadata.name));
await saveMetadataToFile(metadata, id);
}
}
catch (error) {
console.error("Error generating metadata:", error);
throw error; // Rethrow the error after logging to handle it further up the call stack.
}
}
const generateMetadata = async (file) => {
const metadata = JSON.parse(await promises_1.default.readFile(path_1.default.join(SRC_JSON_PATH, file), "utf-8"));
const filename = path_1.default.parse(file).name;
await validateMediaFiles(filename);
// Copy images to a new directory called images so that we can zip them
(0, helpers_1.copyImages)(`${MEDIA_PATH}/${filename}`, `${MEDIA_PATH}/media`);
// Zip the images directory
await (0, helpers_1.zipFolder)(`${MEDIA_PATH}/media`, `${MEDIA_PATH}/media.zip`);
const [imagesIpfsUrl] = await (0, helpers_1.uploadDirectoryToIPFS)(`${MEDIA_PATH}/media.zip`, `${MEDIA_PATH}/${filename}`);
metadata.banner = (0, helpers_1.toIPFSURL)(imagesIpfsUrl, "banner.png", "media");
metadata.logo = (0, helpers_1.toIPFSURL)(imagesIpfsUrl, "logo.png", "media");
metadata.ve_world.banner = (0, helpers_1.toIPFSURL)(imagesIpfsUrl, "banner.png", "media");
metadata.ve_world.featured_image = (0, helpers_1.toIPFSURL)(imagesIpfsUrl, "featured_image.png", "media");
return metadata;
};
const validateMediaFiles = async (filename) => {
let media = await promises_1.default.readdir(`${MEDIA_PATH}/${filename}`);
// Check and remove .DS_STORE files if they exist
if (media.includes(".DS_Store")) {
await promises_1.default.unlink(`${MEDIA_PATH}/${filename}/.DS_Store`); // This deletes the .DS_Store file
media = media.filter(file => file !== ".DS_Store"); // Update the media list
}
// media must contain 2 files: a logo and a banner
if (media.length !== 3) {
throw new Error(`Invalid media files for ${filename}`);
}
const logo = await promises_1.default.readFile(`${MEDIA_PATH}/${filename}/logo.png`);
const banner = await promises_1.default.readFile(`${MEDIA_PATH}/${filename}/banner.png`);
const ve_world_banner = await promises_1.default.readFile(`${MEDIA_PATH}/${filename}/ve_world_banner.png`);
if (!logo || !banner || !ve_world_banner) {
throw new Error(`Invalid media files for ${filename}`);
}
};
/**
* Asynchronously saves the generated metadata.
* @param metadata - The `XAppMetadata` object to save.
*/
async function saveMetadataToFile(metadata, fileName) {
await promises_1.default.writeFile(`${OUTPUT_PATH}/${fileName}.json`, JSON.stringify(metadata, null, 2));
console.log(`Metadata saved to ${OUTPUT_PATH}/${fileName}`);
}
// Generate and save the NFT metadata
generateAndSaveMetadata()
.then(() => process.exit(0))
.catch(error => {
console.error("Unhandled error:", error);
process.exit(1);
});