Update API Sales

modules/sales/models/customer.go

@@ -8,6 +8,7 @@ type Customer struct {
 	Address string `json:"address"`
 	Phone   string `json:"phone"`
 	Email   string `json:"email"`
+	Type    string `json:"type"`
 
 	CreatedAt time.Time `json:"created_at"`
 	UpdatedAt time.Time `json:"updated_at"`

modules/sales/models/invoice.go

@@ -3,13 +3,18 @@ package models
 import "time"
 
 type Invoice struct {
-	ID           uint      `gorm:"primaryKey" json:"id"`
-	SalesOrderID uint      `json:"sales_order_id"`
-	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"`
+	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"`

modules/sales/models/payment.go

@@ -3,12 +3,13 @@ package models
 import "time"
 
 type Payment struct {
-	ID        uint      `gorm:"primaryKey" json:"id"`
-	InvoiceID uint      `json:"invoice_id"`
-	Amount    float64   `json:"amount"`
-	PaidAt    time.Time `json:"paid_at"`
-	Method    string    `json:"method"` // contoh: cash, bank transfer, credit card
-	Note      string    `json:"note"`
+	ID            uint      `gorm:"primaryKey" json:"id"`
+	InvoiceID     uint      `json:"invoice_id"`
+	Amount        float64   `json:"amount"`
+	PaymentAt     time.Time `json:"payment_at"`
+	PaymentMethod string    `json:"payment_method"` // contoh: cash, bank transfer, credit card
+	FilePath      string    `json:"file_path"`      // Path ke file bukti pembayaran
+	Note          string    `json:"note"`
 
 	CreatedAt time.Time `json:"created_at"`
 	UpdatedAt time.Time `json:"updated_at"`

modules/sales/models/sales_order.go

@@ -11,8 +11,6 @@ type SalesOrder struct {
 	Note         string    `json:"note"`
 	PaymentTerms string    `json:"payment_terms"`
 	DueDate      time.Time `json:"due_date"`
-	DPAmount     float64   `json:"dp_amount"`
-	DPPaid       float64   `json:"dp_paid"`
 
 	CreatedAt time.Time `json:"created_at"`
 	UpdatedAt time.Time `json:"updated_at"`