From b8c93ab9fc9a1d7ac2d06af461bd04c299c5ba0d Mon Sep 17 00:00:00 2001
From: Yuki Kishimoto <yukikishimoto@protonmail.com>
Date: Tue, 18 Jun 2024 15:27:26 -0400
Subject: [PATCH] sdk: add `Client::unwrap_gift_wrap` method

Signed-off-by: Yuki Kishimoto <yukikishimoto@protonmail.com>
---
 CHANGELOG.md                             |  1 +
 bindings/nostr-sdk-ffi/src/client/mod.rs | 10 ++++++++++
 bindings/nostr-sdk-js/src/client/mod.rs  | 16 ++++++++++++++++
 crates/nostr-sdk/src/client/mod.rs       | 12 ++++++++++++
 4 files changed, 39 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f831d8f22..daf7d56b3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -41,6 +41,7 @@
 * nostr: add `title`, `image` and `description` constructors to `Tag` ([Yuki Kishimoto])
 * pool: add `SendOutput` and `SendEventOutput` structs ([Yuki Kishimoto])
 * signer: add `NostrSigner::unwrap_gift_wrap` method ([Yuki Kishimoto])
+* sdk: add `Client::unwrap_gift_wrap` method ([Yuki Kishimoto])
 * js(sdk): partially expose `JsRelayPool` ([Yuki Kishimoto])
 * book: add some python examples ([RydalWater])
 
diff --git a/bindings/nostr-sdk-ffi/src/client/mod.rs b/bindings/nostr-sdk-ffi/src/client/mod.rs
index b1fdfb493..cabbe6d3b 100644
--- a/bindings/nostr-sdk-ffi/src/client/mod.rs
+++ b/bindings/nostr-sdk-ffi/src/client/mod.rs
@@ -7,6 +7,7 @@ use std::ops::Deref;
 use std::sync::Arc;
 use std::time::Duration;
 
+use nostr_ffi::nips::nip59::UnwrappedGift;
 use nostr_ffi::{
     ClientMessage, Event, EventBuilder, EventId, FileMetadata, Filter, Metadata, PublicKey,
     Timestamp,
@@ -582,6 +583,15 @@ impl Client {
             .into())
     }
 
+    /// Unwrap Gift Wrap event
+    ///
+    /// Internally verify the `seal` event
+    ///
+    /// <https://github.com/nostr-protocol/nips/blob/master/59.md>
+    pub async fn unwrap_gift_wrap(&self, gift_wrap: &Event) -> Result<UnwrappedGift> {
+        Ok(self.inner.unwrap_gift_wrap(gift_wrap.deref()).await?.into())
+    }
+
     pub async fn file_metadata(
         &self,
         description: String,
diff --git a/bindings/nostr-sdk-js/src/client/mod.rs b/bindings/nostr-sdk-js/src/client/mod.rs
index 0ac608756..b41232f7b 100644
--- a/bindings/nostr-sdk-js/src/client/mod.rs
+++ b/bindings/nostr-sdk-js/src/client/mod.rs
@@ -10,6 +10,7 @@ use nostr_js::error::{into_err, Result};
 use nostr_js::event::{JsEvent, JsEventArray, JsEventBuilder, JsEventId, JsTag};
 use nostr_js::key::JsPublicKey;
 use nostr_js::message::{JsClientMessage, JsRelayMessage};
+use nostr_js::nips::nip59::JsUnwrappedGift;
 use nostr_js::types::{JsContact, JsFilter, JsMetadata, JsTimestamp};
 use nostr_sdk::async_utility::thread;
 use nostr_sdk::prelude::*;
@@ -716,6 +717,21 @@ impl JsClient {
             .map(Into::into)
     }
 
+    /// Unwrap Gift Wrap event
+    ///
+    /// Internally verify the `seal` event
+    ///
+    /// <https://github.com/nostr-protocol/nips/blob/master/59.md>
+    #[wasm_bindgen(js_name = unwrapGiftWrap)]
+    pub async fn unwrap_gift_wrap(&self, gift_wrap: &JsEvent) -> Result<JsUnwrappedGift> {
+        Ok(self
+            .inner
+            .unwrap_gift_wrap(gift_wrap.deref())
+            .await
+            .map_err(into_err)?
+            .into())
+    }
+
     /// Negentropy reconciliation
     ///
     /// <https://github.com/hoytech/negentropy>
diff --git a/crates/nostr-sdk/src/client/mod.rs b/crates/nostr-sdk/src/client/mod.rs
index 42de27e09..3c3b401dd 100644
--- a/crates/nostr-sdk/src/client/mod.rs
+++ b/crates/nostr-sdk/src/client/mod.rs
@@ -1503,6 +1503,18 @@ impl Client {
         self.send_event(gift_wrap).await
     }
 
+    /// Unwrap Gift Wrap event
+    ///
+    /// Internally verify the `seal` event.
+    ///
+    /// <https://github.com/nostr-protocol/nips/blob/master/59.md>
+    #[inline]
+    #[cfg(feature = "nip59")]
+    pub async fn unwrap_gift_wrap(&self, gift_wrap: &Event) -> Result<UnwrappedGift, Error> {
+        let signer: NostrSigner = self.signer().await?;
+        Ok(signer.unwrap_gift_wrap(gift_wrap).await?)
+    }
+
     /// File metadata
     ///
     /// <https://github.com/nostr-protocol/nips/blob/master/94.md>