fix(saved-devices): preserve targeted transfer direction

crates/vnidrop/src/api.rs

@@ -88,10 +88,18 @@ pub enum TargetedTransferState {
     Deleted,
 }
 
+/// This installation's immutable role in a Targeted transfer.
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, uniffi::Enum)]
+pub enum TargetedTransferRole {
+    Sender,
+    Receiver,
+}
+
 /// Immutable recipient-bound transfer snapshot, separate from an ordinary share.
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, uniffi::Record)]
 pub struct TargetedTransfer {
     pub id: String,
+    pub role: TargetedTransferRole,
     pub sender_endpoint_id: String,
     pub receiver_endpoint_id: String,
     pub manifest_id: String,

crates/vnidrop/src/lib.rs

@@ -32,8 +32,8 @@ pub use api::{
     PairingEligibilitySummary, PendingTargetedOffer, PublishedOutput, ReceiveOutputSink,
     ReceiveOutputSinkV2, ReceivedArtifact, ReceivedLocatorKind, ReceiverRequest, RuntimeStatus,
     SavedDevice, SavedDeviceCapabilities, ShareMetadataInput, ShareResult, ShareSource, SourceKind,
-    StoredTransfer, TargetedOfferResponse, TargetedTransfer, TargetedTransferState,
-    TicketInspection, TransferAccessMode, TransferMetadata,
+    StoredTransfer, TargetedOfferResponse, TargetedTransfer, TargetedTransferRole,
+    TargetedTransferState, TicketInspection, TransferAccessMode, TransferMetadata,
 };
 pub use error::VnidropError;
 pub use runtime::VnidropCore;

crates/vnidrop/src/targeted_transfer/mod.rs

@@ -11,6 +11,7 @@ mod state;
 mod store;
 mod store_outbox;
 
+pub(crate) use crate::api::TargetedTransferRole;
 pub(crate) use auth::{
     auth_secret_material, reconstruct_authorization, TargetedAuthorization,
     TargetedAuthorizationDraft,
@@ -18,6 +19,4 @@ pub(crate) use auth::{
 pub(crate) use inbox::{RespondError, TargetedOfferInbox};
 pub(crate) use protocol::TargetedTransferProtocol;
 pub(crate) use schema::ensure_schema;
-pub(crate) use store::{
-    state_as_str, TargetedTransferRole, TargetedTransferRow, TargetedTransferStore,
-};
+pub(crate) use store::{state_as_str, TargetedTransferRow, TargetedTransferStore};

crates/vnidrop/src/targeted_transfer/store.rs

@@ -6,7 +6,7 @@
 use sqlx::{Row, SqlitePool};
 
 use crate::{
-    api::{TargetedTransfer, TargetedTransferState},
+    api::{TargetedTransfer, TargetedTransferRole, TargetedTransferState},
     error::VnidropError,
     util::now_ms,
 };
@@ -430,7 +430,7 @@ impl TargetedTransferStore {
     pub(crate) async fn get(&self, id: &str) -> Result<Option<TargetedTransfer>, VnidropError> {
         let row = sqlx::query(
             r#"
-            SELECT id, sender_endpoint_id, receiver_endpoint_id, manifest_id, transfer_name,
+            SELECT id, role, sender_endpoint_id, receiver_endpoint_id, manifest_id, transfer_name,
                    file_count, total_size, verified_bytes, state, created_at, updated_at
             FROM targeted_transfers WHERE id = ?1
             "#,
@@ -465,7 +465,7 @@ impl TargetedTransferStore {
     pub(crate) async fn list(&self) -> Result<Vec<TargetedTransfer>, VnidropError> {
         let rows = sqlx::query(
             r#"
-            SELECT id, sender_endpoint_id, receiver_endpoint_id, manifest_id, transfer_name,
+            SELECT id, role, sender_endpoint_id, receiver_endpoint_id, manifest_id, transfer_name,
                    file_count, total_size, verified_bytes, state, created_at, updated_at
             FROM targeted_transfers
             ORDER BY updated_at DESC
@@ -692,12 +692,6 @@ impl TargetedTransferStore {
     }
 }
 
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
-pub(crate) enum TargetedTransferRole {
-    Sender,
-    Receiver,
-}
-
 #[derive(Debug, Clone)]
 pub(crate) struct TargetedTransferRow {
     pub(crate) id: String,
@@ -721,6 +715,7 @@ pub(crate) struct TargetedTransferRow {
 fn row_to_transfer(row: sqlx::sqlite::SqliteRow) -> Result<TargetedTransfer, VnidropError> {
     Ok(TargetedTransfer {
         id: row.get("id"),
+        role: parse_role(&row.get::<String, _>("role"))?,
         sender_endpoint_id: row.get("sender_endpoint_id"),
         receiver_endpoint_id: row.get("receiver_endpoint_id"),
         manifest_id: row.get("manifest_id"),

crates/vnidrop/src/tests/platform_contract_apple.rs

@@ -856,6 +856,11 @@ fn apple_public_bindings_omit_raw_secrets_and_generic_mutation() {
                 && source.contains("public func savedDeviceCapabilities()"),
             "Swift bindings must expose production saved-device capabilities"
         );
+        assert!(
+            source.contains("public var role: TargetedTransferRole")
+                && source.contains("public enum TargetedTransferRole"),
+            "Swift targeted-transfer snapshots must expose their persisted role"
+        );
         assert!(
             source.contains("setSavedDeviceLabel"),
             "Swift bindings must expose saved-device rename"

crates/vnidrop/src/tests/targeted_transfer.rs

@@ -12,8 +12,8 @@ use crate::{
     secure_secret::{FaultInjectingSecretStore, ReferenceStoreFailure},
     CoreEvent, CoreEventSink, CoreNetworkConfig, CoreRelayMode, DeviceRelationshipState,
     PendingTargetedOffer, PublishedOutput, ReceiveOutputSink, ReceiveOutputSinkV2,
-    ReceivedLocatorKind, ShareMetadataInput, ShareSource, SourceKind, TargetedTransferState,
-    TransferAccessMode, VnidropCore, VnidropError,
+    ReceivedLocatorKind, ShareMetadataInput, ShareSource, SourceKind, TargetedTransferRole,
+    TargetedTransferState, TransferAccessMode, VnidropCore, VnidropError,
 };
 
 struct RecordingSink {
@@ -381,6 +381,7 @@ fn identity_reset_cancels_targeted_authorization_bound_to_the_lost_endpoint() {
         .get_targeted_transfer(transfer.id.clone())
         .unwrap()
         .unwrap();
+    assert_eq!(snapshot.role, TargetedTransferRole::Sender);
     assert_eq!(snapshot.state, TargetedTransferState::Cancelled);
     assert!(recovered
         .targeted_blob_ticket_for_test(transfer.id)

crates/vnidrop/tests/saved_device_domain.rs

@@ -4,7 +4,7 @@ use support::TestNode;
 use vnidrop::{
     saved_device_capabilities, DeviceRelationship, DeviceRelationshipState, SavedDevice,
     SavedDeviceCapabilities, ShareMetadataInput, ShareSource, SourceKind, TargetedTransfer,
-    TargetedTransferState, TransferAccessMode, VnidropError,
+    TargetedTransferRole, TargetedTransferState, TransferAccessMode, VnidropError,
 };
 
 #[test]
@@ -38,6 +38,7 @@ fn saved_devices_relationships_and_targeted_transfers_are_distinct_contracts() {
     };
     let transfer = TargetedTransfer {
         id: "targeted-transfer-id".to_string(),
+        role: TargetedTransferRole::Sender,
         sender_endpoint_id: "sender-endpoint".to_string(),
         receiver_endpoint_id: device.endpoint_id.clone(),
         manifest_id: "immutable-manifest-id".to_string(),