Add coa purchase and vendors

internal/entities/vendor.go

@@ -0,0 +1,39 @@
+package entities
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+
+	"gorm.io/gorm"
+)
+
+type Vendor struct {
+	ID             uuid.UUID `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
+	OrganizationID uuid.UUID `gorm:"type:uuid;not null" json:"organization_id" validate:"required"`
+	Name           string    `gorm:"not null;size:255" json:"name" validate:"required,min=1,max=255"`
+	Email          *string   `gorm:"size:255" json:"email" validate:"omitempty,email"`
+	PhoneNumber    *string   `gorm:"size:20" json:"phone_number" validate:"omitempty"`
+	Address        *string   `gorm:"type:text" json:"address" validate:"omitempty"`
+	ContactPerson  *string   `gorm:"size:255" json:"contact_person" validate:"omitempty,max=255"`
+	TaxNumber      *string   `gorm:"size:50" json:"tax_number" validate:"omitempty,max=50"`
+	PaymentTerms   *string   `gorm:"size:100" json:"payment_terms" validate:"omitempty,max=100"`
+	Notes          *string   `gorm:"type:text" json:"notes" validate:"omitempty"`
+	IsActive       bool      `gorm:"not null;default:true" json:"is_active"`
+	CreatedAt      time.Time `gorm:"autoCreateTime" json:"created_at"`
+	UpdatedAt      time.Time `gorm:"autoUpdateTime" json:"updated_at"`
+
+	Organization *Organization `gorm:"foreignKey:OrganizationID" json:"organization,omitempty"`
+}
+
+func (v *Vendor) BeforeCreate(tx *gorm.DB) error {
+	if v.ID == uuid.Nil {
+		id := uuid.New()
+		v.ID = id
+	}
+	return nil
+}
+
+func (Vendor) TableName() string {
+	return "vendors"
+}