package database

import "strings"

type whereClause struct {
	sql  strings.Builder
	args []any
}

func (w *whereClause) add(cond string, args ...any) {
	if w.sql.Len() == 0 {
		w.sql.WriteString(" WHERE ")
	} else {
		w.sql.WriteString(" AND ")
	}
	w.sql.WriteString(cond)
	w.args = append(w.args, args...)
}

func (w *whereClause) String() string { return w.sql.String() }

func clampLimitOffset(limit, offset int) (int, int) {
	if limit <= 0 {
		limit = 50
	}
	if limit > 100 {
		limit = 100
	}
	if offset < 0 {
		offset = 0
	}
	return limit, offset
}