datamodel done without validators

wagfarm-api/assets/base/model.go

@@ -0,0 +1,39 @@
+package base
+
+import (
+	"time"
+	"wagfarm-api/taxonomy/customer"
+	"wagfarm-api/taxonomy/seller"
+	"wagfarm-api/taxonomy/unit"
+
+	"github.com/shopspring/decimal"
+)
+
+type Asset struct {
+	ID    uint   `gorm:"primaryKey`
+	Name  string `gorm:"not null"`
+	Notes string
+}
+
+func (a Asset) GetID() uint { return a.ID }
+
+type Resource struct {
+	Asset
+	UnitID uint            `gorm:"not null"`
+	Unit   unit.Unit       `gorm:"not null; constraint:OnUpdate:CASCADE,OnDelete:CASCADE;"`
+	Cost   decimal.Decimal `gorm:"not null; type:decimal(10,2);"` // in euro/unit
+}
+
+type BoughtResource struct {
+	Resource
+	BuyDate      time.Time     `gorm:"not null"`
+	BoughtFromID uint          `gorm:"not null"`
+	BoughtFrom   seller.Seller `gorm:"not null; constraint:OnUpdate:CASCADE,OnDelete:CASCADE;"`
+}
+
+type SoldResource struct {
+	Resource
+	SaleDate time.Time         `gorm:"not null"`
+	SoldToID uint              `gorm:"not null"`
+	SoldTo   customer.Customer `gorm:"not null; constraint:OnUpdate:CASCADE,OnDelete:CASCADE;"`
+}