improved ledger account discovery

api/fx/oracle/internal/service/oracle/calculator.go

@@ -176,7 +176,7 @@ func buildQuoteMeta(meta *oraclev1.RequestMeta) *model.QuoteMeta {
 	if trace != nil {
 		qm.RequestRef = trace.GetRequestRef()
 		qm.TraceRef = trace.GetTraceRef()
-		qm.IdempotencyKey = trace.GetIdempotencyKey()
+		qm.IdempotencyKey = strings.TrimSpace(trace.GetIdempotencyKey())
 	}
 	if org := strings.TrimSpace(meta.GetOrganizationRef()); org != "" {
 		if objID, err := primitive.ObjectIDFromHex(org); err == nil {

api/fx/storage/mongo/store/quotes.go

@@ -32,6 +32,17 @@ func NewQuotes(logger mlogger.Logger, db *mongo.Database, txFactory transaction.
 			},
 			Unique: true,
 		},
+		{
+			Keys: []ri.Key{
+				{Field: "meta.organizationRef", Sort: ri.Asc},
+				{Field: "meta.idempotencyKey", Sort: ri.Asc},
+			},
+			Unique: true,
+			Name:   "quotes_meta_org_idempotency_key",
+			PartialFilter: repository.Query().
+				Comparison(repository.Field("meta.idempotencyKey"), builder.Ne, "").
+				Comparison(repository.Field("meta.organizationRef"), builder.Exists, true),
+		},
 		{
 			Keys: []ri.Key{
 				{Field: "status", Sort: ri.Asc},