feat: recurring expenses and reports

internal/model/report.go

@@ -0,0 +1,23 @@
+package model
+
+import "time"
+
+type DailySpending struct {
+	Date       time.Time `db:"date"`
+	TotalCents int       `db:"total_cents"`
+}
+
+type MonthlySpending struct {
+	Month      string `db:"month"`
+	TotalCents int    `db:"total_cents"`
+}
+
+type SpendingReport struct {
+	ByTag           []*TagExpenseSummary
+	DailySpending   []*DailySpending
+	MonthlySpending []*MonthlySpending
+	TopExpenses     []*ExpenseWithTagsAndMethod
+	TotalIncome     int
+	TotalExpenses   int
+	NetBalance      int
+}