init

2025-07-30 23:18:20 +07:00
parent 4a921df55d
commit a759e0f57c
57 changed files with 3633 additions and 190 deletions
@@ -0,0 +1,110 @@
+package entities
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type InventoryMovementType string
+
+const (
+	InventoryMovementTypeSale        InventoryMovementType = "sale"
+	InventoryMovementTypePurchase    InventoryMovementType = "purchase"
+	InventoryMovementTypeAdjustment  InventoryMovementType = "adjustment"
+	InventoryMovementTypeReturn      InventoryMovementType = "return"
+	InventoryMovementTypeRefund      InventoryMovementType = "refund"
+	InventoryMovementTypeVoid        InventoryMovementType = "void"
+	InventoryMovementTypeTransferIn  InventoryMovementType = "transfer_in"
+	InventoryMovementTypeTransferOut InventoryMovementType = "transfer_out"
+	InventoryMovementTypeDamage      InventoryMovementType = "damage"
+	InventoryMovementTypeExpiry      InventoryMovementType = "expiry"
+)
+
+type InventoryMovementReferenceType string
+
+const (
+	InventoryMovementReferenceTypeOrder         InventoryMovementReferenceType = "order"
+	InventoryMovementReferenceTypePayment       InventoryMovementReferenceType = "payment"
+	InventoryMovementReferenceTypeRefund        InventoryMovementReferenceType = "refund"
+	InventoryMovementReferenceTypeVoid          InventoryMovementReferenceType = "void"
+	InventoryMovementReferenceTypeManual        InventoryMovementReferenceType = "manual"
+	InventoryMovementReferenceTypeTransfer      InventoryMovementReferenceType = "transfer"
+	InventoryMovementReferenceTypePurchaseOrder InventoryMovementReferenceType = "purchase_order"
+)
+
+type InventoryMovement struct {
+	ID               uuid.UUID                       `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
+	OrganizationID   uuid.UUID                       `gorm:"type:uuid;not null;index" json:"organization_id" validate:"required"`
+	OutletID         uuid.UUID                       `gorm:"type:uuid;not null;index" json:"outlet_id" validate:"required"`
+	ProductID        uuid.UUID                       `gorm:"type:uuid;not null;index" json:"product_id" validate:"required"`
+	MovementType     InventoryMovementType           `gorm:"not null;size:50" json:"movement_type" validate:"required"`
+	Quantity         int                             `gorm:"not null" json:"quantity" validate:"required"`
+	PreviousQuantity int                             `gorm:"not null" json:"previous_quantity" validate:"required"`
+	NewQuantity      int                             `gorm:"not null" json:"new_quantity" validate:"required"`
+	UnitCost         float64                         `gorm:"type:decimal(10,2);default:0.00" json:"unit_cost"`
+	TotalCost        float64                         `gorm:"type:decimal(10,2);default:0.00" json:"total_cost"`
+	ReferenceType    *InventoryMovementReferenceType `gorm:"size:50" json:"reference_type"`
+	ReferenceID      *uuid.UUID                      `gorm:"type:uuid;index" json:"reference_id"`
+	OrderID          *uuid.UUID                      `gorm:"type:uuid;index" json:"order_id"`
+	PaymentID        *uuid.UUID                      `gorm:"type:uuid;index" json:"payment_id"`
+	UserID           uuid.UUID                       `gorm:"type:uuid;not null;index" json:"user_id" validate:"required"`
+	Reason           *string                         `gorm:"size:255" json:"reason"`
+	Notes            *string                         `gorm:"type:text" json:"notes"`
+	Metadata         Metadata                        `gorm:"type:jsonb;default:'{}'" json:"metadata"`
+	CreatedAt        time.Time                       `gorm:"autoCreateTime" json:"created_at"`
+
+	Organization Organization `gorm:"foreignKey:OrganizationID" json:"organization,omitempty"`
+	Outlet       Outlet       `gorm:"foreignKey:OutletID" json:"outlet,omitempty"`
+	Product      Product      `gorm:"foreignKey:ProductID" json:"product,omitempty"`
+	Order        *Order       `gorm:"foreignKey:OrderID" json:"order,omitempty"`
+	Payment      *Payment     `gorm:"foreignKey:PaymentID" json:"payment,omitempty"`
+	User         User         `gorm:"foreignKey:UserID" json:"user,omitempty"`
+}
+
+func (im *InventoryMovement) BeforeCreate(tx *gorm.DB) error {
+	if im.ID == uuid.Nil {
+		im.ID = uuid.New()
+	}
+	return nil
+}
+
+func (InventoryMovement) TableName() string {
+	return "inventory_movements"
+}
+
+func (im *InventoryMovement) IsPositiveMovement() bool {
+	return im.Quantity > 0
+}
+
+func (im *InventoryMovement) IsNegativeMovement() bool {
+	return im.Quantity < 0
+}
+
+func (im *InventoryMovement) GetMovementDescription() string {
+	switch im.MovementType {
+	case InventoryMovementTypeSale:
+		return "Sale"
+	case InventoryMovementTypePurchase:
+		return "Purchase"
+	case InventoryMovementTypeAdjustment:
+		return "Manual Adjustment"
+	case InventoryMovementTypeReturn:
+		return "Return"
+	case InventoryMovementTypeRefund:
+		return "Refund"
+	case InventoryMovementTypeVoid:
+		return "Void"
+	case InventoryMovementTypeTransferIn:
+		return "Transfer In"
+	case InventoryMovementTypeTransferOut:
+		return "Transfer Out"
+	case InventoryMovementTypeDamage:
+		return "Damage"
+	case InventoryMovementTypeExpiry:
+		return "Expiry"
+	default:
+		return "Unknown"
+	}
+}