Big rafactoring : code split in several modules and some other best practices

job/utils.go

@@ -0,0 +1,27 @@
+package job
+
+// KeepOldestOnly filters a job list and keeps only the most recent entry for a job name
+func KeepOldestOnly(jobs []Job) []Job {
+	tmpMap := make(map[string]Job)
+	for _, elt := range jobs {
+		prev, exists := tmpMap[elt.Name]
+		if !exists || (exists && prev.Timestamp < elt.Timestamp) {
+			tmpMap[elt.Name] = elt
+		}
+	}
+	values := make([]Job, 0, len(tmpMap))
+	for _, value := range tmpMap {
+		values = append(values, value)
+	}
+	return values
+}
+
+// KeepSuccessOnly returns only the successful jobs from a job list (suiatble to write a new spool file)
+func KeepSuccessOnly(jobs []Job) (result []Job) {
+	for _, job := range jobs {
+		if job.Success {
+			result = append(result, job)
+		}
+	}
+	return
+}