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

internal/entities/flag.go

@@ -0,0 +1,17 @@
+package entities
+
+import "time"
+
+const (
+	FlagableTypeProduct  = "products"
+	FlagableTypeNonstock = "nonstocks"
+)
+
+type Flag struct {
+	Id           uint      `gorm:"primaryKey"`
+	Name         string    `gorm:"not null;uniqueIndex:flags_unique_flagable"`
+	FlagableID   uint      `gorm:"not null;uniqueIndex:flags_unique_flagable;index:flags_flagable_lookup,priority:2"`
+	FlagableType string    `gorm:"size:50;not null;uniqueIndex:flags_unique_flagable;index:flags_flagable_lookup,priority:1"`
+	CreatedAt    time.Time `gorm:"autoCreateTime"`
+	UpdatedAt    time.Time `gorm:"autoUpdateTime"`
+}