added pagination to audit logs

internal/db/getlist.go

@@ -20,11 +20,21 @@ type List[T any] struct {
 }
 
 type Filter struct {
-	Field    string
-	Value    any
-	Operator string
+	Field      string
+	Value      any
+	Comparator Comparator
 }
 
+type Comparator string
+
+const (
+	Equal        Comparator = "="
+	Less         Comparator = "<"
+	LessEqual    Comparator = "<="
+	Greater      Comparator = ">"
+	GreaterEqual Comparator = ">="
+)
+
 type ListFilter struct {
 	filters []Filter
 }
@@ -33,8 +43,24 @@ func NewListFilter() *ListFilter {
 	return &ListFilter{[]Filter{}}
 }
 
-func (f *ListFilter) Add(field, operator string, value any) {
-	f.filters = append(f.filters, Filter{field, value, "="})
+func (f *ListFilter) Equals(field string, value any) {
+	f.filters = append(f.filters, Filter{field, value, Equal})
+}
+
+func (f *ListFilter) LessThan(field string, value any) {
+	f.filters = append(f.filters, Filter{field, value, Less})
+}
+
+func (f *ListFilter) LessEqualThan(field string, value any) {
+	f.filters = append(f.filters, Filter{field, value, LessEqual})
+}
+
+func (f *ListFilter) GreaterThan(field string, value any) {
+	f.filters = append(f.filters, Filter{field, value, Greater})
+}
+
+func (f *ListFilter) GreaterEqualThan(field string, value any) {
+	f.filters = append(f.filters, Filter{field, value, GreaterEqual})
 }
 
 func GetList[T any](tx bun.Tx) *listgetter[T] {
@@ -63,7 +89,7 @@ func (l *listgetter[T]) Relation(name string, apply ...func(*bun.SelectQuery) *b
 
 func (l *listgetter[T]) Filter(filters ...Filter) *listgetter[T] {
 	for _, filter := range filters {
-		l.q = l.q.Where("? ? ?", bun.Ident(filter.Field), bun.Safe(filter.Operator), filter.Value)
+		l.q = l.q.Where("? ? ?", bun.Ident(filter.Field), bun.Safe(filter.Comparator), filter.Value)
 	}
 	return l
 }