init: 1.0.0

internal/logic/public/user/preUnsubscribeLogic.go

@@ -0,0 +1,35 @@
+package user
+
+import (
+	"context"
+
+	"github.com/perfect-panel/ppanel-server/internal/svc"
+	"github.com/perfect-panel/ppanel-server/internal/types"
+	"github.com/perfect-panel/ppanel-server/pkg/logger"
+)
+
+type PreUnsubscribeLogic struct {
+	logger.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+// NewPreUnsubscribeLogic Pre Unsubscribe
+func NewPreUnsubscribeLogic(ctx context.Context, svcCtx *svc.ServiceContext) *PreUnsubscribeLogic {
+	return &PreUnsubscribeLogic{
+		Logger: logger.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *PreUnsubscribeLogic) PreUnsubscribe(req *types.PreUnsubscribeRequest) (resp *types.PreUnsubscribeResponse, err error) {
+	remainingAmount, err := CalculateRemainingAmount(l.ctx, l.svcCtx, req.Id)
+	if err != nil {
+		l.Errorw("[PreUnsubscribeLogic] Calculate Remaining Amount Error:", logger.Field("err", err.Error()))
+		return nil, err
+	}
+	return &types.PreUnsubscribeResponse{
+		DeductionAmount: remainingAmount,
+	}, nil
+}