history filtering

1 files changed, 20 insertions, 1 deletions

diff --git a/internal/tui/history_box.go b/internal/tui/history_box.go
index d2f71f9..c5c045e 100644
--- a/internal/tui/history_box.go
+++ b/internal/tui/history_box.go
@@ -26,8 +26,17 @@ type HistorySummaryKey struct {
 	ProjectID int64
 }
 
+// HistoryFilter represents the filtering criteria for the history view
+type HistoryFilter struct {
+	StartDate time.Time  // Required - start of date range to display
+	EndDate   *time.Time // Optional - end of date range to display (nil means no end date)
+	ClientID  *int64     // Optional - filter to specific client
+	ProjectID *int64     // Optional - filter to specific project
+}
+
 type HistoryBoxModel struct {
 	viewLevel HistoryViewLevel
+	filter    HistoryFilter
 
 	summaryItems     []HistorySummaryItem
 	summarySelection int
@@ -60,7 +69,17 @@ func (item HistorySummaryItem) key() HistorySummaryKey {
 
 // NewHistoryBoxModel creates a new history box model
 func NewHistoryBoxModel() HistoryBoxModel {
-	return HistoryBoxModel{}
+	now := time.Now()
+	startOfPreviousMonth := time.Date(now.Year(), now.Month()-1, 1, 0, 0, 0, 0, time.UTC)
+
+	return HistoryBoxModel{
+		filter: HistoryFilter{
+			StartDate: startOfPreviousMonth,
+			EndDate:   nil,
+			ClientID:  nil,
+			ProjectID: nil,
+		},
+	}
 }
 
 func buildIndex[T any, K comparable](items []T, keyf func(T) K) map[K][]T {