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parse hex and encode to npub/nprofile/etc.

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This commit is contained in:
fiatjaf 2023-03-25 09:39:02 -03:00
parent 18524fe613
commit 268022800d
No known key found for this signature in database
GPG Key ID: BAD43C4BE5C1A3A1
4 changed files with 77 additions and 25 deletions
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43
src/main/scala/Components.scala
View File

@ -9,12 +9,55 @@ import io.circe.syntax.*
import calico.*
import calico.html.io.{*, given}
import calico.syntax.*
import scodec.bits.ByteVector
import scoin.*
import snow.*
import Utils.*
object Components {
def render32Bytes(bytes32: ByteVector32): Resource[IO, HtmlDivElement[IO]] =
div(
cls := "text-md",
entry("canonical hex", bytes32.toHex),
"if this is a public key:",
div(
cls := "pl-2 mb-2",
entry(
"npub",
NIP19.encode(XOnlyPublicKey(bytes32))
),
entry(
"nprofile",
NIP19.encode(ProfilePointer(XOnlyPublicKey(bytes32)))
)
),
"if this is a private key:",
div(
cls := "pl-2 mb-2",
entry(
"nsec",
NIP19.encode(PrivateKey(bytes32))
),
entry(
"npub",
NIP19.encode(XOnlyPublicKey(bytes32))
),
entry(
"nprofile",
NIP19.encode(ProfilePointer(XOnlyPublicKey(bytes32)))
)
),
"if this is an event id:",
div(
cls := "pl-2 mb-2",
entry(
"nevent",
NIP19.encode(EventPointer(bytes32.toHex))
)
)
)
def renderEventPointer(
evp: snow.EventPointer
): Resource[IO, HtmlDivElement[IO]] =

9
src/main/scala/Main.scala
View File

@ -90,10 +90,11 @@ object Main extends IOWebApp {
div(
cls := "w-full flex my-5",
store.result.map {
case Left(msg) => div(msg)
case Right(event: Event) => renderEvent(event, store)
case Right(pp: ProfilePointer) => renderProfilePointer(pp)
case Right(evp: EventPointer) => renderEventPointer(evp)
case Left(msg) => div(msg)
case Right(bytes: ByteVector32) => render32Bytes(bytes)
case Right(event: Event) => renderEvent(event, store)
case Right(pp: ProfilePointer) => renderProfilePointer(pp)
case Right(evp: EventPointer) => renderEventPointer(evp)
case Right(sk: PrivateKey) =>
renderProfilePointer(
ProfilePointer(pubkey = sk.publicKey.xonly),

48
src/main/scala/Parser.scala
View File

@ -1,33 +1,41 @@
import scala.util.Try
import io.circe.parser.*
import cats.syntax.all.*
import scodec.bits.ByteVector
import scoin.*
import snow.*
type Result = Either[
String,
Event | PrivateKey | AddressPointer | EventPointer | ProfilePointer
Event | PrivateKey | AddressPointer | EventPointer | ProfilePointer |
ByteVector32
]
object Parser {
def parseInput(input: String): Result =
NIP19.decode(input) match {
case Right(pp: ProfilePointer) => Right(pp)
case Right(evp: EventPointer) => Right(evp)
case Right(sk: PrivateKey) => Right(sk)
case Right(addr: AddressPointer) => Right(addr)
case Left(_) =>
parse(input) match {
case Left(err: io.circe.ParsingFailure) =>
Left("not valid JSON or NIP-19 code")
case Right(json) =>
json
.as[Event]
.leftMap { err =>
err.pathToRootString match {
case None => s"decoding ${err.pathToRootString}"
case Some(path) => s"field $path is missing or wrong"
}
}
ByteVector
.fromHex(input)
.flatMap(b => Try(Right(ByteVector32(b))).toOption)
.getOrElse(
NIP19.decode(input) match {
case Right(pp: ProfilePointer) => Right(pp)
case Right(evp: EventPointer) => Right(evp)
case Right(sk: PrivateKey) => Right(sk)
case Right(addr: AddressPointer) => Right(addr)
case Left(_) =>
parse(input) match {
case Left(err: io.circe.ParsingFailure) =>
Left("not valid JSON or NIP-19 code")
case Right(json) =>
json
.as[Event]
.leftMap { err =>
err.pathToRootString match {
case None => s"decoding ${err.pathToRootString}"
case Some(path) => s"field $path is missing or wrong"
}
}
}
}
}
)
}

2
src/main/scala/Store.scala
View File

@ -37,7 +37,7 @@ object Store {
_ <- input.discrete
.evalTap(input => IO.cede *> window.localStorage.setItem(key, input))
.evalTap(input => result.set(Parser.parseInput(input)))
.evalTap(input => result.set(Parser.parseInput(input.trim())))
.compile
.drain
.background