init

internal/models/ledger.go

@@ -0,0 +1,27 @@
+package models
+
+// Ledger represents an independent accounting book for separating different accounting scenarios
+// Feature: accounting-feature-upgrade
+// Validates: Requirements 3.1
+type Ledger struct {
+	BaseModel
+	UserID     uint   `gorm:"not null;index" json:"user_id"`
+	Name       string `gorm:"size:100;not null" json:"name"`
+	Theme      string `gorm:"size:50" json:"theme"` // pink, beige, brown
+	CoverImage string `gorm:"size:255" json:"cover_image"`
+	IsDefault  bool   `gorm:"default:false" json:"is_default"`
+	SortOrder  int    `gorm:"default:0" json:"sort_order"`
+
+	// Relationships
+	Transactions []Transaction `gorm:"foreignKey:LedgerID" json:"-"`
+}
+
+// TableName specifies the table name for Ledger
+func (Ledger) TableName() string {
+	return "ledgers"
+}
+
+// MaxLedgersPerUser is the maximum number of ledgers a user can create
+// Feature: accounting-feature-upgrade
+// Validates: Requirements 3.12
+const MaxLedgersPerUser = 10