feat: add activity calc days in config file (#173)

* feat: add activity days in config file

* style: apply fmt formatting

* refactor: add IsSet check on config value

* feat: defaulting to 60 days for vitality calc

crawler/config.toml.example

@@ -34,3 +34,6 @@ OUTPUT_DIR = "/var/crawler/output"
 # Blacklist folder
 BLACKLIST_FOLDER = "blacklist/"
 BLACKLIST_PATTERN = "*.yml"
+
+# Number of days for activity (vitality index) calculation
+ACTIVITY_DAYS = 60

crawler/crawler/crawler.go

@@ -314,12 +314,16 @@ func (c *Crawler) ProcessRepo(repository Repository) {
 		log.Errorf("[%s] error while cloning: %v", repository.Name, err)
 	}
 
-	// Calculate Repository activity index and vitality.
-	activityIndex, vitality, err := repository.CalculateRepoActivity(60)
+	// Calculate Repository activity index and vitality. Defaults to 60 days.
+	var activityDays int = 60
+	if viper.IsSet("ACTIVITY_DAYS") {
+		activityDays = viper.GetInt("ACTIVITY_DAYS")
+	}
+	activityIndex, vitality, err := repository.CalculateRepoActivity(activityDays)
 	if err != nil {
 		log.Errorf("[%s] error calculating activity index: %v", repository.Name, err)
 	}
-	log.Infof("[%s] activity index: %f", repository.Name, activityIndex)
+	log.Infof("[%s] activity index in the last %d days: %f", repository.Name, activityDays, activityIndex)
 	var vitalitySlice []int
 	for i := 0; i < len(vitality); i++ {
 		vitalitySlice = append(vitalitySlice, int(vitality[i]))