feat: better flags

cmd/invoicer/create.go

@@ -8,6 +8,7 @@ import (
 	"os"
 	"time"
 
+	"code.gitea.io/sdk/gitea"
 	"git.schreifuchs.ch/lou-taylor/accounting/internal/email"
 	"git.schreifuchs.ch/lou-taylor/accounting/pkg/invoice"
 )
@@ -15,6 +16,7 @@ import (
 type createFlags struct {
 	Email  bool   `flag:"email" help:"send invoice by email"`
 	Output string `flag:"o" help:"output file"`
+	Label  string `flag:"l" help:"filters for issues with the label"`
 }
 
 func create(arguments []string, c any) {
@@ -33,6 +35,21 @@ func create(arguments []string, c any) {
 	}
 
 	opts := invoice.DefaultOptions
+
+	if flags.Label != "" {
+		opts.IssueState = gitea.StateAll
+		opts.IssueFilter = func(i *gitea.Issue) bool {
+			for _, l := range i.Labels {
+				if l.Name == flags.Label {
+					return true
+				}
+			}
+
+			return false
+		}
+	}
+	opts.Since = time.Now().AddDate(-1, 0, 0)
+
 	opts.Mindur = time.Duration(req.DurationThreshold)
 	invoice, report, err := invoicer.Generate(req.Creditor, req.Debtor, req.HourlyRate, repos, &opts)
 	if err != nil {