to: bill domain

internal/bill/domain.go

@@ -0,0 +1,39 @@
+package bill
+
+import "context"
+
+// Bill represents 'bills' object.
+type Bill struct {
+	ID      int     `json:"id"`
+	Type    string  `json:"type"`
+	Date    string  `json:"date"`
+	Money   float64 `json:"money"`
+	Class   string  `json:"class"`
+	Label   string  `json:"label"`
+	Options string  `json:"options"`
+}
+
+type BDate struct {
+	Year  int `json:"year"`
+	Month int `json:"month"`
+	Day   int `json:"day"`
+}
+
+type BillRepository interface {
+	GetBills(ctx context.Context) (*[]Bill, error)
+	GetBillByDate(ctx context.Context, year int, month int, day int) (*[]Bill, error)
+	GetBillByMonth(ctx context.Context, year int, month int) (*[]Bill, error)
+	GetBillByYear(ctx context.Context, year int) (*[]Bill, error)
+	GetBillByID(ctx context.Context, id int) (*Bill, error)
+	CreateBill(ctx context.Context, bill *Bill) error
+	UpdateBill(ctx context.Context, bill *Bill) error
+	DeleteBill(ctx context.Context, id int) error
+}
+
+type BillService interface {
+	FetchBills(ctx context.Context, date BDate) (*[]Bill, error)
+	FetchBillByID(ctx context.Context, id int) (*Bill, error)
+	BuildBill(ctx context.Context, bill *Bill) error
+	ModifyBill(ctx context.Context, id int) error
+	DestroyBill(ctx context.Context, id int) error
+}