// Code generated by sqlc. DO NOT EDIT.
// versions:
//   sqlc v1.30.0

package db

import (
	"database/sql/driver"
	"fmt"
	"time"

	"github.com/google/uuid"
	"github.com/jackc/pgx/v5/pgtype"
)

type ComponentItemStatusEnum string

const (
	ComponentItemStatusEnumNormal            ComponentItemStatusEnum = "normal"
	ComponentItemStatusEnumDamaged           ComponentItemStatusEnum = "damaged"
	ComponentItemStatusEnumLongUnused        ComponentItemStatusEnum = "long_unused"
	ComponentItemStatusEnumExpired           ComponentItemStatusEnum = "expired"
	ComponentItemStatusEnumPendingInspection ComponentItemStatusEnum = "pending_inspection"
)

func (e *ComponentItemStatusEnum) Scan(src interface{}) error {
	switch s := src.(type) {
	case []byte:
		*e = ComponentItemStatusEnum(s)
	case string:
		*e = ComponentItemStatusEnum(s)
	default:
		return fmt.Errorf("unsupported scan type for ComponentItemStatusEnum: %T", src)
	}
	return nil
}

type NullComponentItemStatusEnum struct {
	ComponentItemStatusEnum ComponentItemStatusEnum `json:"componentItemStatusEnum"`
	Valid                   bool                    `json:"valid"` // Valid is true if ComponentItemStatusEnum is not NULL
}

// Scan implements the Scanner interface.
func (ns *NullComponentItemStatusEnum) Scan(value interface{}) error {
	if value == nil {
		ns.ComponentItemStatusEnum, ns.Valid = "", false
		return nil
	}
	ns.Valid = true
	return ns.ComponentItemStatusEnum.Scan(value)
}

// Value implements the driver Valuer interface.
func (ns NullComponentItemStatusEnum) Value() (driver.Value, error) {
	if !ns.Valid {
		return nil, nil
	}
	return string(ns.ComponentItemStatusEnum), nil
}

type ContainerTypeEnum string

const (
	ContainerTypeEnumEmptyBox   ContainerTypeEnum = "empty_box"
	ContainerTypeEnumTray       ContainerTypeEnum = "tray"
	ContainerTypeEnumPaperBox   ContainerTypeEnum = "paper_box"
	ContainerTypeEnumPlasticBox ContainerTypeEnum = "plastic_box"
	ContainerTypeEnumBag        ContainerTypeEnum = "bag"
	ContainerTypeEnumOther      ContainerTypeEnum = "other"
)

func (e *ContainerTypeEnum) Scan(src interface{}) error {
	switch s := src.(type) {
	case []byte:
		*e = ContainerTypeEnum(s)
	case string:
		*e = ContainerTypeEnum(s)
	default:
		return fmt.Errorf("unsupported scan type for ContainerTypeEnum: %T", src)
	}
	return nil
}

type NullContainerTypeEnum struct {
	ContainerTypeEnum ContainerTypeEnum `json:"containerTypeEnum"`
	Valid             bool              `json:"valid"` // Valid is true if ContainerTypeEnum is not NULL
}

// Scan implements the Scanner interface.
func (ns *NullContainerTypeEnum) Scan(value interface{}) error {
	if value == nil {
		ns.ContainerTypeEnum, ns.Valid = "", false
		return nil
	}
	ns.Valid = true
	return ns.ContainerTypeEnum.Scan(value)
}

// Value implements the driver Valuer interface.
func (ns NullContainerTypeEnum) Value() (driver.Value, error) {
	if !ns.Valid {
		return nil, nil
	}
	return string(ns.ContainerTypeEnum), nil
}

type InvoiceStatusEnum string

const (
	InvoiceStatusEnumDraft     InvoiceStatusEnum = "draft"
	InvoiceStatusEnumPending   InvoiceStatusEnum = "pending"
	InvoiceStatusEnumApproved  InvoiceStatusEnum = "approved"
	InvoiceStatusEnumCompleted InvoiceStatusEnum = "completed"
	InvoiceStatusEnumCancelled InvoiceStatusEnum = "cancelled"
)

func (e *InvoiceStatusEnum) Scan(src interface{}) error {
	switch s := src.(type) {
	case []byte:
		*e = InvoiceStatusEnum(s)
	case string:
		*e = InvoiceStatusEnum(s)
	default:
		return fmt.Errorf("unsupported scan type for InvoiceStatusEnum: %T", src)
	}
	return nil
}

type NullInvoiceStatusEnum struct {
	InvoiceStatusEnum InvoiceStatusEnum `json:"invoiceStatusEnum"`
	Valid             bool              `json:"valid"` // Valid is true if InvoiceStatusEnum is not NULL
}

// Scan implements the Scanner interface.
func (ns *NullInvoiceStatusEnum) Scan(value interface{}) error {
	if value == nil {
		ns.InvoiceStatusEnum, ns.Valid = "", false
		return nil
	}
	ns.Valid = true
	return ns.InvoiceStatusEnum.Scan(value)
}

// Value implements the driver Valuer interface.
func (ns NullInvoiceStatusEnum) Value() (driver.Value, error) {
	if !ns.Valid {
		return nil, nil
	}
	return string(ns.InvoiceStatusEnum), nil
}

type InvoiceTypeEnum string

const (
	InvoiceTypeEnumImport InvoiceTypeEnum = "import"
	InvoiceTypeEnumExport InvoiceTypeEnum = "export"
)

func (e *InvoiceTypeEnum) Scan(src interface{}) error {
	switch s := src.(type) {
	case []byte:
		*e = InvoiceTypeEnum(s)
	case string:
		*e = InvoiceTypeEnum(s)
	default:
		return fmt.Errorf("unsupported scan type for InvoiceTypeEnum: %T", src)
	}
	return nil
}

type NullInvoiceTypeEnum struct {
	InvoiceTypeEnum InvoiceTypeEnum `json:"invoiceTypeEnum"`
	Valid           bool            `json:"valid"` // Valid is true if InvoiceTypeEnum is not NULL
}

// Scan implements the Scanner interface.
func (ns *NullInvoiceTypeEnum) Scan(value interface{}) error {
	if value == nil {
		ns.InvoiceTypeEnum, ns.Valid = "", false
		return nil
	}
	ns.Valid = true
	return ns.InvoiceTypeEnum.Scan(value)
}

// Value implements the driver Valuer interface.
func (ns NullInvoiceTypeEnum) Value() (driver.Value, error) {
	if !ns.Valid {
		return nil, nil
	}
	return string(ns.InvoiceTypeEnum), nil
}

type TransactionTypeEnum string

const (
	TransactionTypeEnumImport     TransactionTypeEnum = "import"
	TransactionTypeEnumExport     TransactionTypeEnum = "export"
	TransactionTypeEnumAdjustment TransactionTypeEnum = "adjustment"
	TransactionTypeEnumTransfer   TransactionTypeEnum = "transfer"
)

func (e *TransactionTypeEnum) Scan(src interface{}) error {
	switch s := src.(type) {
	case []byte:
		*e = TransactionTypeEnum(s)
	case string:
		*e = TransactionTypeEnum(s)
	default:
		return fmt.Errorf("unsupported scan type for TransactionTypeEnum: %T", src)
	}
	return nil
}

type NullTransactionTypeEnum struct {
	TransactionTypeEnum TransactionTypeEnum `json:"transactionTypeEnum"`
	Valid               bool                `json:"valid"` // Valid is true if TransactionTypeEnum is not NULL
}

// Scan implements the Scanner interface.
func (ns *NullTransactionTypeEnum) Scan(value interface{}) error {
	if value == nil {
		ns.TransactionTypeEnum, ns.Valid = "", false
		return nil
	}
	ns.Valid = true
	return ns.TransactionTypeEnum.Scan(value)
}

// Value implements the driver Valuer interface.
func (ns NullTransactionTypeEnum) Value() (driver.Value, error) {
	if !ns.Valid {
		return nil, nil
	}
	return string(ns.TransactionTypeEnum), nil
}

type AlternativeComponent struct {
	ID                     int64          `db:"id" json:"id"`
	InvoiceConfigItemID    int64          `db:"invoice_config_item_id" json:"invoiceConfigItemId"`
	AlternativeComponentID int64          `db:"alternative_component_id" json:"alternativeComponentId"`
	ConversionRatio        pgtype.Numeric `db:"conversion_ratio" json:"conversionRatio"`
	Priority               int32          `db:"priority" json:"priority"`
	Note                   pgtype.Text    `db:"note" json:"note"`
	Metadata               []byte         `db:"metadata" json:"metadata"`
}

type Cabinet struct {
	ID          int64       `db:"id" json:"id"`
	RoomID      int64       `db:"room_id" json:"roomId"`
	Name        string      `db:"name" json:"name"`
	Description pgtype.Text `db:"description" json:"description"`
	CreatedAt   time.Time   `db:"created_at" json:"createdAt"`
	UpdatedAt   time.Time   `db:"updated_at" json:"updatedAt"`
}

type Component struct {
	ID              int64       `db:"id" json:"id"`
	ComponentTypeID int64       `db:"component_type_id" json:"componentTypeId"`
	Name            string      `db:"name" json:"name"`
	Description     pgtype.Text `db:"description" json:"description"`
	Unit            string      `db:"unit" json:"unit"`
	TotalQuantity   int32       `db:"total_quantity" json:"totalQuantity"`
	MinQuantity     int32       `db:"min_quantity" json:"minQuantity"`
	Metadata        []byte      `db:"metadata" json:"metadata"`
	CreatedAt       time.Time   `db:"created_at" json:"createdAt"`
	UpdatedAt       time.Time   `db:"updated_at" json:"updatedAt"`
}

type ComponentCode struct {
	ID          int64       `db:"id" json:"id"`
	ComponentID int64       `db:"component_id" json:"componentId"`
	Code        string      `db:"code" json:"code"`
	CodeType    pgtype.Text `db:"code_type" json:"codeType"`
	IsPrimary   bool        `db:"is_primary" json:"isPrimary"`
	Metadata    []byte      `db:"metadata" json:"metadata"`
	CreatedAt   time.Time   `db:"created_at" json:"createdAt"`
}

type ComponentItem struct {
	ID          int64                   `db:"id" json:"id"`
	ComponentID int64                   `db:"component_id" json:"componentId"`
	ContainerID int64                   `db:"container_id" json:"containerId"`
	Quantity    int32                   `db:"quantity" json:"quantity"`
	Status      ComponentItemStatusEnum `db:"status" json:"status"`
	Metadata    []byte                  `db:"metadata" json:"metadata"`
	CreatedAt   time.Time               `db:"created_at" json:"createdAt"`
	UpdatedAt   time.Time               `db:"updated_at" json:"updatedAt"`
}

type ComponentStatusHistory struct {
	ID              int64                       `db:"id" json:"id"`
	ComponentItemID int64                       `db:"component_item_id" json:"componentItemId"`
	OldStatus       NullComponentItemStatusEnum `db:"old_status" json:"oldStatus"`
	NewStatus       ComponentItemStatusEnum     `db:"new_status" json:"newStatus"`
	ChangedQuantity pgtype.Int4                 `db:"changed_quantity" json:"changedQuantity"`
	Note            pgtype.Text                 `db:"note" json:"note"`
	ChangedBy       pgtype.Text                 `db:"changed_by" json:"changedBy"`
	ChangedAt       time.Time                   `db:"changed_at" json:"changedAt"`
}

type ComponentType struct {
	ID          int64       `db:"id" json:"id"`
	Name        string      `db:"name" json:"name"`
	Description pgtype.Text `db:"description" json:"description"`
	Metadata    []byte      `db:"metadata" json:"metadata"`
	CreatedAt   time.Time   `db:"created_at" json:"createdAt"`
	UpdatedAt   time.Time   `db:"updated_at" json:"updatedAt"`
}

type Container struct {
	ID            int64             `db:"id" json:"id"`
	ShelfID       int64             `db:"shelf_id" json:"shelfId"`
	Name          string            `db:"name" json:"name"`
	ContainerType ContainerTypeEnum `db:"container_type" json:"containerType"`
	Description   pgtype.Text       `db:"description" json:"description"`
	MaxCapacity   pgtype.Int4       `db:"max_capacity" json:"maxCapacity"`
	Metadata      []byte            `db:"metadata" json:"metadata"`
	CreatedAt     time.Time         `db:"created_at" json:"createdAt"`
	UpdatedAt     time.Time         `db:"updated_at" json:"updatedAt"`
}

type Invoice struct {
	ID              int64              `db:"id" json:"id"`
	InvoiceCode     string             `db:"invoice_code" json:"invoiceCode"`
	Type            InvoiceTypeEnum    `db:"type" json:"type"`
	Status          InvoiceStatusEnum  `db:"status" json:"status"`
	InvoiceConfigID pgtype.Int8        `db:"invoice_config_id" json:"invoiceConfigId"`
	TotalItems      int32              `db:"total_items" json:"totalItems"`
	Note            pgtype.Text        `db:"note" json:"note"`
	CreatedBy       pgtype.Text        `db:"created_by" json:"createdBy"`
	ApprovedBy      pgtype.Text        `db:"approved_by" json:"approvedBy"`
	CompletedAt     pgtype.Timestamptz `db:"completed_at" json:"completedAt"`
	CreatedAt       time.Time          `db:"created_at" json:"createdAt"`
	UpdatedAt       time.Time          `db:"updated_at" json:"updatedAt"`
	Metadata        []byte             `db:"metadata" json:"metadata"`
}

type InvoiceConfig struct {
	ID          int64           `db:"id" json:"id"`
	Name        string          `db:"name" json:"name"`
	Type        InvoiceTypeEnum `db:"type" json:"type"`
	Description pgtype.Text     `db:"description" json:"description"`
	IsActive    bool            `db:"is_active" json:"isActive"`
	Metadata    []byte          `db:"metadata" json:"metadata"`
	CreatedAt   time.Time       `db:"created_at" json:"createdAt"`
	UpdatedAt   time.Time       `db:"updated_at" json:"updatedAt"`
}

type InvoiceConfigItem struct {
	ID               int64       `db:"id" json:"id"`
	InvoiceConfigID  int64       `db:"invoice_config_id" json:"invoiceConfigId"`
	ComponentID      int64       `db:"component_id" json:"componentId"`
	RequiredQuantity int32       `db:"required_quantity" json:"requiredQuantity"`
	AllowAlternative bool        `db:"allow_alternative" json:"allowAlternative"`
	PriorityOrder    int32       `db:"priority_order" json:"priorityOrder"`
	Note             pgtype.Text `db:"note" json:"note"`
	Metadata         []byte      `db:"metadata" json:"metadata"`
}

type InvoiceItem struct {
	ID                  int64       `db:"id" json:"id"`
	InvoiceID           int64       `db:"invoice_id" json:"invoiceId"`
	ComponentID         int64       `db:"component_id" json:"componentId"`
	OriginalComponentID pgtype.Int8 `db:"original_component_id" json:"originalComponentId"`
	RequiredQuantity    int32       `db:"required_quantity" json:"requiredQuantity"`
	ActualQuantity      int32       `db:"actual_quantity" json:"actualQuantity"`
	IsSubstituted       bool        `db:"is_substituted" json:"isSubstituted"`
	IsShort             bool        `db:"is_short" json:"isShort"`
	ShortageQuantity    int32       `db:"shortage_quantity" json:"shortageQuantity"`
	Note                pgtype.Text `db:"note" json:"note"`
	Metadata            []byte      `db:"metadata" json:"metadata"`
}

type InvoiceItemLocation struct {
	ID            int64 `db:"id" json:"id"`
	InvoiceItemID int64 `db:"invoice_item_id" json:"invoiceItemId"`
	ContainerID   int64 `db:"container_id" json:"containerId"`
	Quantity      int32 `db:"quantity" json:"quantity"`
}

type InvoiceStatusHistory struct {
	ID        int64       `db:"id" json:"id"`
	InvoiceID int64       `db:"invoice_id" json:"invoiceId"`
	OldStatus pgtype.Text `db:"old_status" json:"oldStatus"`
	NewStatus string      `db:"new_status" json:"newStatus"`
	ChangedBy pgtype.Text `db:"changed_by" json:"changedBy"`
	Note      pgtype.Text `db:"note" json:"note"`
	ChangedAt time.Time   `db:"changed_at" json:"changedAt"`
}

type Permission struct {
	ID          uuid.UUID          `db:"id" json:"id"`
	Name        string             `db:"name" json:"name"`
	Description pgtype.Text        `db:"description" json:"description"`
	CreatedAt   pgtype.Timestamptz `db:"created_at" json:"createdAt"`
	CreatedBy   pgtype.Text        `db:"created_by" json:"createdBy"`
}

type Role struct {
	ID          uuid.UUID          `db:"id" json:"id"`
	Name        string             `db:"name" json:"name"`
	Description pgtype.Text        `db:"description" json:"description"`
	CreatedAt   pgtype.Timestamptz `db:"created_at" json:"createdAt"`
	CreatedBy   pgtype.Text        `db:"created_by" json:"createdBy"`
}

type RolePermission struct {
	RoleID       uuid.UUID          `db:"role_id" json:"roleId"`
	PermissionID uuid.UUID          `db:"permission_id" json:"permissionId"`
	AssignedAt   pgtype.Timestamptz `db:"assigned_at" json:"assignedAt"`
}

type Room struct {
	ID          int64       `db:"id" json:"id"`
	WarehouseID int64       `db:"warehouse_id" json:"warehouseId"`
	Name        string      `db:"name" json:"name"`
	Description pgtype.Text `db:"description" json:"description"`
	CreatedAt   time.Time   `db:"created_at" json:"createdAt"`
	UpdatedAt   time.Time   `db:"updated_at" json:"updatedAt"`
}

type Shelf struct {
	ID          int64       `db:"id" json:"id"`
	CabinetID   int64       `db:"cabinet_id" json:"cabinetId"`
	Name        string      `db:"name" json:"name"`
	LevelIndex  int32       `db:"level_index" json:"levelIndex"`
	Description pgtype.Text `db:"description" json:"description"`
	CreatedAt   time.Time   `db:"created_at" json:"createdAt"`
	UpdatedAt   time.Time   `db:"updated_at" json:"updatedAt"`
}

type StockTransaction struct {
	ID              int64               `db:"id" json:"id"`
	InvoiceID       int64               `db:"invoice_id" json:"invoiceId"`
	ComponentID     int64               `db:"component_id" json:"componentId"`
	ContainerID     int64               `db:"container_id" json:"containerId"`
	TransactionType TransactionTypeEnum `db:"transaction_type" json:"transactionType"`
	Quantity        int32               `db:"quantity" json:"quantity"`
	BalanceAfter    pgtype.Int4         `db:"balance_after" json:"balanceAfter"`
	Note            pgtype.Text         `db:"note" json:"note"`
	CreatedBy       pgtype.Text         `db:"created_by" json:"createdBy"`
	CreatedAt       time.Time           `db:"created_at" json:"createdAt"`
}

type User struct {
	ID           uuid.UUID          `db:"id" json:"id"`
	Username     string             `db:"username" json:"username"`
	Email        string             `db:"email" json:"email"`
	PasswordHash string             `db:"password_hash" json:"passwordHash"`
	FullName     pgtype.Text        `db:"full_name" json:"fullName"`
	IsActive     pgtype.Bool        `db:"is_active" json:"isActive"`
	CreatedAt    pgtype.Timestamptz `db:"created_at" json:"createdAt"`
	UpdatedAt    pgtype.Timestamptz `db:"updated_at" json:"updatedAt"`
	CreatedBy    pgtype.Text        `db:"created_by" json:"createdBy"`
}

type UserRole struct {
	UserID     uuid.UUID          `db:"user_id" json:"userId"`
	RoleID     uuid.UUID          `db:"role_id" json:"roleId"`
	AssignedAt pgtype.Timestamptz `db:"assigned_at" json:"assignedAt"`
}

type Warehouse struct {
	ID          int64       `db:"id" json:"id"`
	Name        string      `db:"name" json:"name"`
	Description pgtype.Text `db:"description" json:"description"`
	Address     pgtype.Text `db:"address" json:"address"`
	CreatedAt   time.Time   `db:"created_at" json:"createdAt"`
	UpdatedAt   time.Time   `db:"updated_at" json:"updatedAt"`
}