btc-rpc-explorer/app/normalizeActions.js

Open-source, self-hosted Bitcoin explorer

const buildNormalizingRegexes = (baseUrl) => {
	return [
		{ regex: new RegExp(`^${baseUrl}$`, "i"), action:"index" },
		{ regex: new RegExp(`^${baseUrl}block-height/.*`, "i"), action: "block-height" },
		{ regex: new RegExp(`^${baseUrl}block/.*`, "i"), action: "block-hash" },
		{ regex: new RegExp(`^${baseUrl}block-analysis/.*`, "i"), action: "block-analysis" },
		{ regex: new RegExp(`^${baseUrl}tx/.*`, "i"), action: "transaction" },
		{ regex: new RegExp(`^${baseUrl}address/.*`, "i"), action: "address" },

		{ regex: new RegExp(`^${baseUrl}api/blocks-by-height/.*`, "i"), action: "api.blocks-by-height" },
		{ regex: new RegExp(`^${baseUrl}api/block-headers-by-height/.*`, "i"), action: "api.block-headers-by-height" },
		{ regex: new RegExp(`^${baseUrl}api/block-stats-by-height/.*`, "i"), action: "api.block-stats-by-height" },
		{ regex: new RegExp(`^${baseUrl}api/mempool-txs/.*`, "i"), action: "api.mempool-txs" },
		{ regex: new RegExp(`^${baseUrl}api/raw-tx-with-inputs/.*`, "i"), action: "api.raw-tx-with-inputs" },
		{ regex: new RegExp(`^${baseUrl}api/block-tx-summaries/.*`, "i"), action: "api.block-tx-summaries" },
		{ regex: new RegExp(`^${baseUrl}api/utils/.*`, "i"), action: "api.utils-func" },

		{ regex: new RegExp(`^${baseUrl}admin/dashboard`, "i"), action: "admin.dashboard" },
	];
}

module.exports = (baseUrl, action) => {
	const normalizingRegexes = buildNormalizingRegexes(baseUrl);

	for (let i = 0; i < normalizingRegexes.length; i++) {
		if (normalizingRegexes[i].regex.test(action)) {
			return normalizingRegexes[i].action;
		}
	}

	if (action.startsWith(baseUrl)) {
		return action.substring(baseUrl.length);
	}

	return action;
};