Refactors workspace

1 files changed, 41 insertions, 0 deletions

diff --git a/rust/schist_queries/src/transactions.rs b/rust/schist_queries/src/transactions.rs
new file mode 100644
index 0000000..70b14e7
--- /dev/null
+++ b/rust/schist_queries/src/transactions.rs
@@ -0,0 +1,41 @@
+use anyhow::{Context, Result};
+use diesel::{QueryDsl, RunQueryDsl, SelectableHelper, SqliteConnection};
+use schist_models::transaction::Transaction;
+use schist_schema::schema::transactions::dsl::transactions as transactions_table;
+
+pub fn delete_all_transactions(connection: &mut SqliteConnection) -> Result<usize> {
+    let num_rows_deleted = diesel::delete(transactions_table)
+        .execute(connection)
+        .with_context(|| "failed to delete all transactions")?;
+    Ok(num_rows_deleted)
+}
+
+pub fn get_all_transactions(connection: &mut SqliteConnection) -> Result<Vec<Transaction>> {
+    let all_transactions = transactions_table
+        .select(Transaction::as_select())
+        .load(connection)
+        .with_context(|| "failed to get all category transfers")?;
+    Ok(all_transactions)
+}
+
+pub fn insert_transactions(
+    transactions: &[Transaction],
+    connection: &mut SqliteConnection,
+) -> Result<usize> {
+    let num_rows_inserted = diesel::insert_into(transactions_table)
+        .values(transactions)
+        .execute(connection)
+        .with_context(|| insert_err_msg(&transactions))?;
+    Ok(num_rows_inserted)
+}
+
+fn insert_err_msg(transactions: &[Transaction]) -> String {
+    format!(
+        "failed to insert transactions: [{}]",
+        transactions
+            .iter()
+            .map(|t| t.id.to_string())
+            .collect::<Vec<String>>()
+            .join(", ")
+    )
+}