✨ Daily signs

pkg/internal/services/sign.go

@@ -0,0 +1,40 @@
+package services
+
+import (
+	"errors"
+	"fmt"
+	"git.solsynth.dev/hydrogen/passport/pkg/internal/database"
+	"git.solsynth.dev/hydrogen/passport/pkg/internal/models"
+	"gorm.io/gorm"
+	"math/rand"
+)
+
+func CheckDailyCanSign(user models.Account) error {
+	var record models.SignRecord
+	if err := database.C.Where("account_id = ? AND created_at::date = ?", user.ID).First(&record).Error; err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return nil
+		}
+		return fmt.Errorf("unable check daliy sign record: %v", err)
+	}
+	return fmt.Errorf("daliy sign record exists")
+}
+
+func DailySign(user models.Account) (models.SignRecord, error) {
+	tier := rand.Intn(5)
+	record := models.SignRecord{
+		ResultTier:       tier,
+		ResultExperience: rand.Intn(tier*100) + 100,
+		AccountID:        user.ID,
+	}
+
+	if err := CheckDailyCanSign(user); err != nil {
+		return record, fmt.Errorf("today already signed")
+	}
+
+	if err := database.C.Save(&record).Error; err != nil {
+		return record, fmt.Errorf("unable do daliy sign: %v", err)
+	}
+
+	return record, nil
+}