package models

import "time"

type Invoice struct {
	ID              uint      `gorm:"primaryKey" json:"id"`
	SalesOrderID    uint      `json:"sales_order_id"`
	InvoiceNumber   string    `gorm:"not null;unique" json:"invoice_number"`
	InvoiceDate     time.Time `json:"invoice_date"`
	DueDate         time.Time `json:"due_date"`
	TotalAmount     float64   `json:"total_amount"`
	Status          string    `json:"status"` // contoh: unpaid, partial, paid
	Note            string    `json:"note"`
	IsDpInvoice     bool      `json:"is_dp_invoice"`               // Apakah ini invoice DP (Down Payment)
	Amount          float64   `json:"amount"`                      // Jumlah DP jika ada
	ParentInvoiceID uint      `json:"parent_invoice_id,omitempty"` // ID invoice induk jika ini adalah invoice lanjutan
	ParentInvoice   *Invoice  `gorm:"foreignKey:ParentInvoiceID" json:"parent_invoice,omitempty"`

	CreatedAt time.Time `json:"created_at"`
	UpdatedAt time.Time `json:"updated_at"`
}