package config

import (
	"os"
	"path/filepath"
	"strings"
	"testing"
	"time"
)

func TestLoadDefaultsEnableOutboxRetention(t *testing.T) {
	cfg, err := Load("")
	if err != nil {
		t.Fatalf("Load(empty) failed: %v", err)
	}
	retention := cfg.LuckyGiftWorker.Retention
	if !retention.Enabled {
		t.Fatal("retention should be enabled by default")
	}
	if retention.MaxAge != 7*24*time.Hour {
		t.Fatalf("retention.MaxAge = %s, want 168h", retention.MaxAge)
	}
	if retention.ScanInterval != 5*time.Minute {
		t.Fatalf("retention.ScanInterval = %s, want 5m", retention.ScanInterval)
	}
	if retention.BatchSize != 500 {
		t.Fatalf("retention.BatchSize = %d, want 500", retention.BatchSize)
	}
}

func TestLoadRejectsRetentionMaxAgeBelowSafetyFloor(t *testing.T) {
	path := filepath.Join(t.TempDir(), "config.yaml")
	content := `
lucky_gift_worker:
  retention:
    enabled: true
    max_age: 30s
`
	if err := os.WriteFile(path, []byte(content), 0o600); err != nil {
		t.Fatalf("write config: %v", err)
	}
	if _, err := Load(path); err == nil || !strings.Contains(err.Error(), "safety floor") {
		t.Fatalf("Load should reject max_age below 24h, got err=%v", err)
	}
}