From d3bca381043f53123887c0b36dff409924cc4c91 Mon Sep 17 00:00:00 2001
From: dpurbosakti <dwiatmokop@gmail.com>
Date: Tue, 30 Sep 2025 21:20:32 +0700
Subject: [PATCH] feat (medication-item): add qty calculation if
 intervalMultiplier is not nil

---
 .../main-entities/medication-item/dto.go      | 25 ++++++++++---------
 .../main-use-case/medication-item/helper.go   | 11 ++++++++
 2 files changed, 24 insertions(+), 12 deletions(-)

diff --git a/internal/domain/main-entities/medication-item/dto.go b/internal/domain/main-entities/medication-item/dto.go
index c90be314..a43473d2 100644
--- a/internal/domain/main-entities/medication-item/dto.go
+++ b/internal/domain/main-entities/medication-item/dto.go
@@ -9,18 +9,19 @@ import (
 )
 
 type CreateDto struct {
-	Medication_Id     *uint            `json:"medication_id"`
-	IsMix             bool             `json:"isMix"`
-	Medicine_Id       *uint            `json:"medicine_id"`
-	MedicineMix_Id    *uint            `json:"medicineMix_id"`
-	Frequency         *uint16          `json:"frequency"`
-	Dose              float64          `json:"dose"`
-	Usage             string           `json:"usage"`
-	Interval          uint8            `json:"interval"`
-	IntervalUnit_Code erc.TimeUnitCode `json:"intervalUnit_code"`
-	IsRedeemed        bool             `json:"isRedeemed"`
-	Quantity          float64          `json:"quantity"`
-	Note              *string          `json:"note" gorm:"size:1024"`
+	Medication_Id      *uint            `json:"medication_id"`
+	IsMix              bool             `json:"isMix"`
+	Medicine_Id        *uint            `json:"medicine_id"`
+	MedicineMix_Id     *uint            `json:"medicineMix_id"`
+	Frequency          *uint16          `json:"frequency"`
+	Dose               float64          `json:"dose"`
+	Usage              string           `json:"usage"`
+	Interval           uint8            `json:"interval"`
+	IntervalUnit_Code  erc.TimeUnitCode `json:"intervalUnit_code"`
+	IsRedeemed         bool             `json:"isRedeemed"`
+	Quantity           float64          `json:"quantity"`
+	Note               *string          `json:"note" gorm:"size:1024"`
+	IntervalMultiplier *uint16          `json:"intervalMultiplier"`
 }
 
 type ReadListDto struct {
diff --git a/internal/use-case/main-use-case/medication-item/helper.go b/internal/use-case/main-use-case/medication-item/helper.go
index aa3833d9..dcee2cac 100644
--- a/internal/use-case/main-use-case/medication-item/helper.go
+++ b/internal/use-case/main-use-case/medication-item/helper.go
@@ -29,4 +29,15 @@ func setData[T *e.CreateDto | *e.UpdateDto](input T, data *e.MedicationItem) {
 	data.IsRedeemed = inputSrc.IsRedeemed
 	data.Quantity = inputSrc.Quantity
 	data.Note = inputSrc.Note
+
+	if inputSrc.IntervalMultiplier != nil {
+		data.Quantity = countQty(*inputSrc)
+	}
+}
+
+func countQty(input e.CreateDto) float64 {
+	if input.Frequency != nil && input.Dose != 0 && input.IntervalMultiplier != nil {
+		return (float64(*input.Frequency) * float64(input.Dose)) * float64(*input.IntervalMultiplier)
+	}
+	return 0
 }