Feat(BE-36,37,38,39): finish master data management api

internal/modules/constants/repositories/constant.repository.go

@@ -0,0 +1,46 @@
+package repository
+
+import (
+	"gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	utils "gitlab.com/mbugroup/lti-api.git/internal/utils"
+	"gorm.io/gorm"
+)
+
+type ConstantRepository interface {
+	GetConstants() map[string]interface{}
+}
+
+type ConstantRepositoryImpl struct {
+	*repository.BaseRepositoryImpl[entity.Constant]
+}
+
+func NewConstantRepository(db *gorm.DB) ConstantRepository {
+	return &ConstantRepositoryImpl{
+		BaseRepositoryImpl: repository.NewBaseRepository[entity.Constant](db),
+	}
+}
+
+func (r *ConstantRepositoryImpl) GetConstants() map[string]interface{} {
+	flagList := make([]string, 0)
+	for f := range utils.AllFlagTypes() {
+		flagList = append(flagList, string(f))
+	}
+
+	return map[string]interface{}{
+		"flags": flagList,
+		"warehouse_types": []string{
+			"AREA",
+			"LOKASI",
+			"KANDANG",
+		},
+		"supplier_categories": []string{
+			"BOP",
+			"SAPRONAK",
+		},
+		"customer_supplier_types": []string{
+			"BISNIS",
+			"INDIVIDUAL",
+		},
+	}
+}