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backend/v3/storage/database/query.go

@@ -2,37 +2,58 @@ package database
 
 type QueryOption func(opts *QueryOpts)
 
+// WithCondition sets the condition for the query.
 func WithCondition(condition Condition) QueryOption {
 	return func(opts *QueryOpts) {
 		opts.Condition = condition
 	}
 }
 
+// WithOrderBy sets the columns to order the results by.
 func WithOrderBy(orderBy ...Column) QueryOption {
 	return func(opts *QueryOpts) {
 		opts.OrderBy = orderBy
 	}
 }
 
+// WithLimit sets the maximum number of results to return.
 func WithLimit(limit uint32) QueryOption {
 	return func(opts *QueryOpts) {
 		opts.Limit = limit
 	}
 }
 
+// WithOffset sets the number of results to skip before returning the results.
 func WithOffset(offset uint32) QueryOption {
 	return func(opts *QueryOpts) {
 		opts.Offset = offset
 	}
 }
 
+// QueryOpts holds the options for a query.
+// It is used to build the SQL SELECT statement.
 type QueryOpts struct {
+	// Condition is the condition to filter the results.
+	// It is used to build the WHERE clause of the SQL statement.
 	Condition Condition
+	// OrderBy is the columns to order the results by.
+	// It is used to build the ORDER BY clause of the SQL statement.
 	OrderBy   Columns
+	// Limit is the maximum number of results to return.
+	// It is used to build the LIMIT clause of the SQL statement.
 	Limit     uint32
+	// Offset is the number of results to skip before returning the results.
+	// It is used to build the OFFSET clause of the SQL statement.
 	Offset    uint32
 }
 
+func (opts *QueryOpts) Write(builder *StatementBuilder) {
+	opts.WriteCondition(builder)
+	opts.WriteOrderBy(builder)
+	opts.WriteLimit(builder)
+	opts.WriteOffset(builder)
+}
+
 func (opts *QueryOpts) WriteCondition(builder *StatementBuilder) {
 	if opts.Condition == nil {
 		return