Documentation

exec/delete.go

@@ -10,11 +10,21 @@ import (
 	log "gitlab.com/gdulai/simpleloglvl"
 )
 
+// Delete represents a delete operation.
 type Delete[T any] struct {
-	target   schema.Table
-	toDelete []T
+	target   schema.Table // The table from which records will be deleted.
+	toDelete []T          // A slice of model instances to be deleted.
 }
 
+// NewDelete creates a new instance of Delete.
+//
+// Parameters:
+// - orm: The ORM instance that manages the database connection and schema
+// - toDelete: A slice of model instances to delete
+//
+// Returns:
+// - Delete[T]: A new Delete operation instance
+// - error: An error if the table could not be found in the schema cache
 func NewDelete[T any](orm *simpleorm.ORM, toDelete []T) (Delete[T], error) {
 	table, ok := orm.Cache().Get(reflect.TypeFor[T]().Name())
 	if !ok {
@@ -24,10 +34,19 @@ func NewDelete[T any](orm *simpleorm.ORM, toDelete []T) (Delete[T], error) {
 	return Delete[T]{target: *table, toDelete: toDelete}, nil
 }
 
+// Execute executes the delete operation.
 func (d *Delete[T]) Execute(conn *simpleorm.DBConnection) error {
 	return d.execute(conn, nil)
 }
 
+// execute constructs and executes the DELETE SQL statement.
+//
+// Parameters:
+// - conn: The database connection to use for executing the query
+// - tx: Optional transaction to use instead of a connection
+//
+// Returns:
+// - error: An error if the operation fails
 func (d *Delete[T]) execute(conn *simpleorm.DBConnection, tx *sql.Tx) error {
 	count := len(d.toDelete)
 	dml, err := d.target.GetDeleteDML(count)