Merge #174: add NIP15 support

crates/nostr/Cargo.toml

@@ -20,22 +20,22 @@ default = ["std", "all-nips"]
 std = [
     "dep:once_cell",
     "cbc?/std",
-    "base64?/std", 
-    "bitcoin/std", 
-    "bitcoin/rand-std", 
-    "bip39?/std", 
-    "chacha20?/std", 
+    "base64?/std",
+    "bitcoin/std",
+    "bitcoin/rand-std",
+    "bip39?/std",
+    "chacha20?/std",
     "negentropy/std",
-    "serde/std", 
-    "serde_json/std", 
-    "tracing/std", 
+    "serde/std",
+    "serde_json/std",
+    "tracing/std",
     "url-fork/std",
 ]
 alloc = [
     "cbc?/alloc",
     "base64?/alloc",
     "bitcoin/no-std",
-    "serde/alloc", 
+    "serde/alloc",
     "serde_json/alloc",
 ]
 blocking = ["reqwest?/blocking"]
@@ -113,3 +113,7 @@ required-features = ["std"]
 [[example]]
 name = "vanity"
 required-features = ["std"]
+
+[[example]]
+name = "nip15"
+required-features = ["std"]

crates/nostr/examples/nip15.rs

@@ -0,0 +1,25 @@
+use nostr::prelude::*;
+const ALICE_SK: &str = "6b911fd37cdf5c81d4c0adb1ab7fa822ed253ab0ad9aa18d77257c88b29b718e";
+fn main() -> Result<()> {
+    let alice_keys = Keys::from_sk_str(ALICE_SK)?;
+    let shipping = ShippingMethod::new("123", 5.50).name("DHL");
+
+    let stall = StallData::new("123", "my test stall", "USD")
+        .description("this is a test stall")
+        .shipping(vec![shipping.clone()]);
+
+    let stall_event = EventBuilder::new_stall_data(stall).to_event(&alice_keys)?;
+    println!("{}", stall_event.as_json());
+
+    let product = ProductData::new("1", "123", "my test product", "USD")
+        .description("this is a test product")
+        .price(5.50)
+        .shipping(vec![shipping.get_shipping_cost()])
+        .images(vec!["https://example.com/image.png".into()])
+        .categories(vec!["test".into()]);
+
+    let product_event = EventBuilder::new_product_data(product).to_event(&alice_keys)?;
+    println!("{}", product_event.as_json());
+
+    Ok(())
+}

crates/nostr/src/event/builder.rs

@@ -20,6 +20,7 @@ use super::{Event, EventId, UnsignedEvent};
 use crate::key::{self, Keys};
 #[cfg(feature = "nip04")]
 use crate::nips::nip04;
+use crate::nips::nip15::{ProductData, StallData};
 #[cfg(all(feature = "std", feature = "nip46"))]
 use crate::nips::nip46::Message as NostrConnectMessage;
 use crate::nips::nip53::LiveEvent;
@@ -880,6 +881,22 @@ impl EventBuilder {
         let tags: Vec<Tag> = data.into();
         Self::new(Kind::HttpAuth, "", &tags)
     }
+
+    /// Set stall data
+    ///
+    /// <https://github.com/nostr-protocol/nips/blob/master/15.md>
+    pub fn new_stall_data(data: StallData) -> Self {
+        let tags: Vec<Tag> = data.clone().into();
+        Self::new(Kind::SetStall, data, &tags)
+    }
+
+    /// Set product data
+    ///
+    /// <https://github.com/nostr-protocol/nips/blob/master/15.md>
+    pub fn new_product_data(data: ProductData) -> Self {
+        let tags: Vec<Tag> = data.clone().into();
+        Self::new(Kind::SetProduct, data, &tags)
+    }
 }
 
 #[cfg(test)]

crates/nostr/src/event/kind.rs

@@ -104,6 +104,10 @@ pub enum Kind {
     FileMetadata,
     /// HTTP Auth (NIP98)
     HttpAuth,
+    /// Set stall (NIP15)
+    SetStall,
+    /// Set product (NIP15)
+    SetProduct,
     /// Regular Events (must be between 1000 and <=9999)
     Regular(u16),
     /// Replaceable event (must be between 10000 and <20000)
@@ -193,6 +197,8 @@ impl From<u64> for Kind {
             1311 => Self::LiveEventMessage,
             30008 => Self::ProfileBadges,
             30009 => Self::BadgeDefinition,
+            30017 => Self::SetStall,
+            30018 => Self::SetProduct,
             30023 => Self::LongFormTextNote,
             30078 => Self::ApplicationSpecificData,
             1063 => Self::FileMetadata,
@@ -247,6 +253,8 @@ impl From<Kind> for u64 {
             Kind::LiveEventMessage => 1311,
             Kind::ProfileBadges => 30008,
             Kind::BadgeDefinition => 30009,
+            Kind::SetStall => 30017,
+            Kind::SetProduct => 30018,
             Kind::LongFormTextNote => 30023,
             Kind::ApplicationSpecificData => 30078,
             Kind::FileMetadata => 1063,
@@ -327,6 +335,8 @@ mod tests {
         assert_eq!(Kind::Custom(20100), Kind::Custom(20100));
         assert_eq!(Kind::Custom(20100), Kind::Ephemeral(20100));
         assert_eq!(Kind::TextNote, Kind::Custom(1));
+        assert_eq!(Kind::ParameterizedReplaceable(30017), Kind::SetStall);
+        assert_eq!(Kind::ParameterizedReplaceable(30018), Kind::SetProduct);
     }
 
     #[test]

crates/nostr/src/nips/mod.rs

@@ -14,6 +14,7 @@ pub mod nip06;
 #[cfg(all(feature = "std", feature = "nip11"))]
 pub mod nip11;
 pub mod nip13;
+pub mod nip15;
 pub mod nip19;
 pub mod nip21;
 pub mod nip26;