ds: add Transactiontype & Transatction definition

src/libtrader/ds/account/transaction.rs

@@ -0,0 +1,13 @@
+#[derive(PartialEq, Debug)]
+pub enum TransactionType { Sell, Buy }
+impl Default for TransactionType {
+    fn default() -> Self { TransactionType::Buy }
+}
+
+#[derive(Default, PartialEq, Debug)]
+pub struct Transaction {
+    pub action_type: TransactionType,
+    pub cost: i64,
+    pub stocks_amount: i64,
+    pub is_open: bool
+}

src/libtrader/ds/mod.rs

@@ -1 +1,2 @@
 pub mod account;
+pub mod asset;