refactor for separation of concern for better readabiliy and maintainability

pkg/task/metrics_summary.go

@@ -0,0 +1,72 @@
+package task
+
+import (
+	"github.com/LazyBachelor/LazyPM/internal/models"
+)
+
+func buildTaskStatsSummary(runs []models.TaskRunMetrics) models.TaskStatsSummary {
+
+	var summary models.TaskStatsSummary
+
+	if len(runs) == 0 {
+		return summary
+	}
+
+	summary.TotalRuns = len(runs)
+
+	for i, run := range runs {
+
+		// First run handling
+		if i == 0 || run.StartedAt.Before(summary.FirstRunStartedAt) {
+			summary.FirstRunStartedAt = run.StartedAt
+		}
+
+		if run.StartedAt.After(summary.LastRunStartedAt) {
+			summary.LastRunStartedAt = run.StartedAt
+		}
+
+		if run.EndedAt.After(summary.LastRunEndedAt) {
+			summary.LastRunEndedAt = run.EndedAt
+			summary.LastInterfaceType = run.InterfaceType
+		}
+
+		// Duration
+		summary.TotalDurationMs += run.DurationMs
+
+		// Completion
+		if run.Completed {
+			summary.CompletedRuns++
+		} else {
+			summary.IncompleteRuns++
+		}
+
+		// Validation
+		summary.ValidationAttempts += run.ValidationAttempts
+		summary.ValidationSuccesses += run.ValidationSuccesses
+		summary.ValidationFailures += run.ValidationFailures
+		summary.ValidationChecksPassed += run.ValidationChecksPassed
+		summary.ValidationChecksFailed += run.ValidationChecksFailed
+
+		// Questionnaire
+		if run.QuestionnaireCompleted {
+			summary.QuestionnairesCompleted++
+		}
+		if run.QuestionnaireUserQuit {
+			summary.QuestionnairesAbandoned++
+		}
+
+		// User actions
+		for _, log := range run.Logs {
+			if log.Level == "user_action" {
+				summary.TotalUserActions++
+			}
+		}
+	}
+
+	if summary.TotalRuns > 0 {
+		summary.AverageDurationMs =
+			summary.TotalDurationMs / int64(summary.TotalRuns)
+	}
+
+	return summary
+}