Function json_offerout

plugins/offers_offer.c:428–483

}

struct command_result *json_offerout(struct command *cmd,
				     const char *buffer,
				     const jsmntok_t *params)
{
	const char *desc, *issuer, *label;
	struct tlv_offer *offer;
	struct out_req *req;

	offer = tlv_offer_new(cmd);

	if (!param(cmd, buffer, params,
		   p_req("amount", param_msat_or_any, offer),
		   p_req("description", param_escaped_string, &desc),
		   p_opt("issuer", param_escaped_string, &issuer),
		   p_opt("label", param_escaped_string, &label),
		   p_opt("absolute_expiry", param_u64, &offer->absolute_expiry),
		   p_opt("refund_for", param_invoice_payment_hash, &offer->refund_for),
		   /* FIXME: hints support! */
		   NULL))
		return command_param_failed();

	if (!offers_enabled)
		return command_fail(cmd, LIGHTNINGD,
				    "experimental-offers not enabled");

	offer->send_invoice = tal(offer, struct tlv_offer_send_invoice);

	/* BOLT-offers #12:
	 *
	 * - if the chain for the invoice is not solely bitcoin:
	 *   - MUST specify `chains` the offer is valid for.
	 * - otherwise:
	 *   - the bitcoin chain is implied as the first and only entry.
	 */
	if (!streq(chainparams->network_name, "bitcoin")) {
		offer->chains = tal_arr(offer, struct bitcoin_blkid, 1);
		offer->chains[0] = chainparams->genesis_blockhash;
	}

	offer->description = tal_dup_arr(offer, char, desc, strlen(desc), 0);
	if (issuer)
		offer->issuer = tal_dup_arr(offer, char,
					    issuer, strlen(issuer), 0);

	offer->node_id = tal_dup(offer, struct point32, &id);

	req = jsonrpc_request_start(cmd->plugin, cmd, "createoffer",
				    check_result, forward_error,
				    offer);
	json_add_string(req->js, "bolt12", offer_encode(tmpctx, offer));
	if (label)
		json_add_string(req->js, "label", label);
	json_add_bool(req->js, "single_use", true);

	return send_outreq(cmd->plugin, req);
}