Implement transfer creation

postgres/accounts.sql.go

@@ -130,7 +130,7 @@ func (q *Queries) GetAccountsWithBalance(ctx context.Context, budgetID uuid.UUID
 }
 
 const searchAccounts = `-- name: SearchAccounts :many
-SELECT accounts.id, accounts.budget_id, accounts.name FROM accounts
+SELECT accounts.id, accounts.budget_id, accounts.name, true as is_account FROM accounts
 WHERE accounts.budget_id = $1
 AND accounts.name LIKE $2
 ORDER BY accounts.name
@@ -142,9 +142,10 @@ type SearchAccountsParams struct {
 }
 
 type SearchAccountsRow struct {
-	ID       uuid.UUID
-	BudgetID uuid.UUID
-	Name     string
+	ID        uuid.UUID
+	BudgetID  uuid.UUID
+	Name      string
+	IsAccount bool
 }
 
 func (q *Queries) SearchAccounts(ctx context.Context, arg SearchAccountsParams) ([]SearchAccountsRow, error) {
@@ -156,7 +157,12 @@ func (q *Queries) SearchAccounts(ctx context.Context, arg SearchAccountsParams)
 	var items []SearchAccountsRow
 	for rows.Next() {
 		var i SearchAccountsRow
-		if err := rows.Scan(&i.ID, &i.BudgetID, &i.Name); err != nil {
+		if err := rows.Scan(
+			&i.ID,
+			&i.BudgetID,
+			&i.Name,
+			&i.IsAccount,
+		); err != nil {
 			return nil, err
 		}
 		items = append(items, i)

postgres/numeric/numeric.go

@@ -83,6 +83,10 @@ func (n Numeric) Sub(other Numeric) Numeric {
 	panic("Cannot subtract with different exponents")
 }
 
+func (n Numeric) Neg() Numeric {
+	return Numeric{pgtype.Numeric{Exp: n.Exp, Int: big.NewInt(-1 * n.Int.Int64()), Status: n.Status}}
+}
+
 func (n Numeric) Add(other Numeric) Numeric {
 	left := n
 	right := other

postgres/queries/accounts.sql

@@ -22,7 +22,7 @@ GROUP BY accounts.id, accounts.name
 ORDER BY accounts.name;
 
 -- name: SearchAccounts :many
-SELECT accounts.id, accounts.budget_id, accounts.name FROM accounts
+SELECT accounts.id, accounts.budget_id, accounts.name, true as is_account FROM accounts
 WHERE accounts.budget_id = @budget_id
 AND accounts.name LIKE @search
 ORDER BY accounts.name;