Fix day parse (#41)

* Fix day parse

* Fix day parse

---------

Co-authored-by: Fedor Batonogov <f.batonogov@yandex.ru>

Author: github-actions[bot]

.gitignore

@@ -23,3 +23,4 @@ go.work.sum
 
 # env file
 .env
+.DS_Store

README.md

@@ -19,6 +19,7 @@ docker run --rm \
 -e 'TASK_1=*/1 * * * * /scripts/test_script1.sh' \
 -e 'TASK_2=@every 10s /scripts/test_script2.sh' \
 -e 'TASK_3=@hourly /scripts/test_script3.sh' \
+-e 'TASK_4=@every 1d /scripts/daily_task.sh' \
 ghcr.io/batonogov/gron:latest
 ```
 
@@ -97,6 +98,7 @@ docker run --rm \
 -e 'TASK_1=/5 /scripts/backup.sh' \
 -e 'TASK_2=@every 1h /scripts/health_check.sh' \
 -e 'TASK_3=@daily /scripts/daily_report.sh' \
+-e 'TASK_4=@every 1d /scripts/daily_task.sh' \
 ghcr.io/batonogov/gron:latest
 ```
 

main.go

@@ -158,6 +158,16 @@ func (s *CronSchedule) shouldRun(t time.Time) bool {
 func parseEveryFormat(duration string) (*CronSchedule, error) {
 	durationStr := strings.TrimPrefix(duration, "@every ")
 
+	// Convert days to hours
+	if strings.HasSuffix(durationStr, "d") {
+		daysStr := strings.TrimSuffix(durationStr, "d")
+		days, err := strconv.Atoi(daysStr)
+		if err != nil {
+			return nil, fmt.Errorf("invalid days format: %v", err)
+		}
+		durationStr = fmt.Sprintf("%dh", days*24)
+	}
+
 	d, err := time.ParseDuration(durationStr)
 	if err != nil {
 		return nil, err

main_test.go

@@ -92,7 +92,10 @@ func TestParseEveryFormat(t *testing.T) {
 	}{
 		{"@every 1h", time.Hour, false},
 		{"@every 30m", 30 * time.Minute, false},
+		{"@every 1d", 24 * time.Hour, false},
+		{"@every 2d", 48 * time.Hour, false},
 		{"@every abc", 0, true},
+		{"@every 1d2h", 0, true},
 	}
 
 	for _, tt := range tests {