crowetic/qortal
1
0
Fork 0
forked from Qortal/qortal
Code Pull Requests Activity

Added POST /transaction/fee API endpoint, to return the recommended fee for the supplied transaction data.

Browse Source
This commit is contained in:
CalDescent 2022-01-29 10:38:15 +00:00
parent 27387a134f
commit fc1a376fbd
1 changed files with 41 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
src/main/java/org/qortal/api/resource/TransactionsResource.java
View File

@ -402,6 +402,47 @@ public class TransactionsResource {
}
}
@POST
@Path("/fee")
@Operation(
summary = "Get recommended fee for supplied transaction data",
requestBody = @RequestBody(
required = true,
content = @Content(
mediaType = MediaType.TEXT_PLAIN,
schema = @Schema(
type = "string"
)
)
)
)
@ApiErrors({
ApiError.INVALID_CRITERIA, ApiError.REPOSITORY_ISSUE
})
public long getRecommendedTransactionFee(String rawInputBytes58) {
byte[] rawInputBytes = Base58.decode(rawInputBytes58);
if (rawInputBytes.length == 0)
throw ApiExceptionFactory.INSTANCE.createException(request, ApiError.JSON);
try (final Repository repository = RepositoryManager.getRepository()) {
// Append null signature on the end before transformation
byte[] rawBytes = Bytes.concat(rawInputBytes, new byte[TransactionTransformer.SIGNATURE_LENGTH]);
TransactionData transactionData = TransactionTransformer.fromBytes(rawBytes);
if (transactionData == null)
throw ApiExceptionFactory.INSTANCE.createException(request, ApiError.INVALID_DATA);
Transaction transaction = Transaction.fromData(repository, transactionData);
return transaction.calcRecommendedFee();
} catch (DataException e) {
throw ApiExceptionFactory.INSTANCE.createException(request, ApiError.REPOSITORY_ISSUE, e);
} catch (TransformationException e) {
throw ApiExceptionFactory.INSTANCE.createException(request, ApiError.TRANSFORMATION_ERROR, e);
}
}
@GET
@Path("/creator/{publickey}")
@Operation(