1 files changed, 78 insertions, 0 deletions
diff --git a/cmd/pr-analyzer/formatter.go b/cmd/pr-analyzer/formatter.go
new file mode 100644
index 0000000..a9e0f03
--- /dev/null
+++ b/cmd/pr-analyzer/formatter.go
@@ -0,0 +1,78 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"strings"
+	"text/tabwriter"
+	"time"
+)
+
+// Formatter handles the formatting of analysis results
+type Formatter struct {
+	repo      string
+	startDate time.Time
+	endDate   time.Time
+}
+
+// NewFormatter creates a new output formatter
+func NewFormatter(repo string, startDate, endDate time.Time) *Formatter {
+	return &Formatter{
+		repo:      repo,
+		startDate: startDate,
+		endDate:   endDate,
+	}
+}
+
+// FormatTable generates a formatted table string from the analysis results
+func (f *Formatter) FormatTable(metrics []ReviewerMetrics) string {
+	var sb strings.Builder
+	w := tabwriter.NewWriter(&sb, 0, 0, 2, ' ', tabwriter.TabIndent)
+
+	_, err := fmt.Fprintf(w, "GitHub PR Review Analysis for %s (%s - %s)\n",
+		f.repo,
+		f.startDate.Format("Jan 2, 2006"),
+		f.endDate.Format("Jan 2, 2006"))
+	if err != nil {
+		log.Fatal(err)
+	}
+	_, err = fmt.Fprintln(w, strings.Repeat("-", 80))
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	_, err = fmt.Fprintln(
+		w,
+		"Team Member\tPRs Reviewed\tAvg Review Speed\tAvg Comments/File\tImmediate Approvals",
+	)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	for _, m := range metrics {
+		_, err = fmt.Fprintf(w, "%s\t%d\t%.1f hours\t%.1f\t%.1f%%\n",
+			m.Username,
+			m.PRsReviewed,
+			m.AverageReviewSpeed,
+			m.AverageComments,
+			m.ImmediateApprovals)
+		if err != nil {
+			log.Fatal(err)
+		}
+	}
+
+	if err := w.Flush(); err != nil {
+		log.Fatal(err)
+	}
+	return sb.String()
+}
+
+// FormatError generates a formatted error message
+func (f *Formatter) FormatError(err error) string {
+	return fmt.Sprintf("Error: %v\n", err)
+}
+
+// FormatProgress generates a formatted progress message
+func (f *Formatter) FormatProgress(msg string) string {
+	return fmt.Sprintf("Progress: %s\n", msg)
+}