init push

internal/domain/action_signoff/errors.go

@@ -0,0 +1,5 @@
+package actionsignoff
+
+import "errors"
+
+var ErrNotFound = errors.New("action sign-off not found")

internal/domain/action_signoff/model.go

@@ -0,0 +1,49 @@
+package actionsignoff
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+
+	flightdomain "wucher/internal/domain/flight"
+	helicopter "wucher/internal/domain/helicopter"
+	"wucher/internal/shared/pkg/uuidv7"
+)
+
+// ActionSignoff is a corrective-action sign-off for a helicopter. When linked to a
+// complaint (ComplaintID set) it records that the complaint's corrective action was
+// signed off; when unlinked (ComplaintID nil) it is a complaint-independent duty
+// sign-off (gating the EASA maintenance release even without a complaint). There is
+// one row per complaint, and one current unlinked row per helicopter.
+type ActionSignoff struct {
+	ID           []byte `gorm:"type:binary(16);primaryKey;column:id"`
+	HelicopterID []byte `gorm:"type:binary(16);not null;index;column:helicopter_id"`
+	// FlightID scopes the standalone (complaint-independent) sign-off to a flight,
+	// so it no longer leaks across takeovers of the same aircraft. Nullable; unset
+	// for complaint-linked rows (those are keyed by complaint_id).
+	FlightID []byte `gorm:"type:binary(16);index;column:flight_id"`
+	// ComplaintID unique (NULLs distinct in MySQL) → one sign-off per complaint;
+	// standalone rows (NULL) are unconstrained here and instead deduped per flight
+	// by the functional unique index uidx_action_signoffs_standalone_flight.
+	ComplaintID []byte `gorm:"type:binary(16);uniqueIndex:uidx_action_signoffs_complaint_id;column:complaint_id"`
+
+	SignedAt *time.Time `gorm:"type:datetime(3);column:signed_at"`
+	SignedBy []byte     `gorm:"type:binary(16);column:signed_by"`
+
+	Helicopter *helicopter.Helicopter `gorm:"foreignKey:HelicopterID;references:ID"`
+	Flight     *flightdomain.Flight   `gorm:"foreignKey:FlightID;references:ID;constraint:OnUpdate:CASCADE,OnDelete:SET NULL"`
+
+	CreatedAt time.Time `gorm:"type:datetime(3);column:created_at"`
+	UpdatedAt time.Time `gorm:"type:datetime(3);column:updated_at"`
+}
+
+func (ActionSignoff) TableName() string { return "action_signoffs" }
+
+func (a *ActionSignoff) BeforeCreate(_ *gorm.DB) error {
+	if len(a.ID) == 0 {
+		a.ID = uuidv7.MustBytes()
+	}
+	return nil
+}
+
+func (a *ActionSignoff) IsSigned() bool { return a != nil && a.SignedAt != nil }

internal/domain/action_signoff/repository.go

@@ -0,0 +1,11 @@
+package actionsignoff
+
+import "context"
+
+type Repository interface {
+	GetByFlight(ctx context.Context, flightID []byte) (*ActionSignoff, error)
+	GetByComplaint(ctx context.Context, complaintID []byte) (*ActionSignoff, error)
+	GetByComplaintIDs(ctx context.Context, complaintIDs [][]byte) (map[string]*ActionSignoff, error)
+	Create(ctx context.Context, row *ActionSignoff) error
+	Update(ctx context.Context, row *ActionSignoff) error
+}

internal/domain/action_signoff/service.go

@@ -0,0 +1,16 @@
+package actionsignoff
+
+import "context"
+
+type Service interface {
+	GetByFlight(ctx context.Context, flightID []byte) (*ActionSignoff, error)
+	GetByComplaint(ctx context.Context, complaintID []byte) (*ActionSignoff, error)
+	GetByComplaintIDs(ctx context.Context, complaintIDs [][]byte) (map[string]*ActionSignoff, error)
+	Sign(ctx context.Context, flightID, helicopterID []byte, signer []byte) (*ActionSignoff, error)
+	SignForComplaint(ctx context.Context, complaintID, flightID, helicopterID []byte, signer []byte) (*ActionSignoff, error)
+	Unsign(ctx context.Context, flightID []byte, actor []byte) (*ActionSignoff, error)
+	// UnsignByComplaint clears the signature on a complaint-linked sign-off (no-op when
+	// there is none or it is already unsigned) — used when a closed complaint is reopened
+	// and to toggle a complaint sign-off off. Returns nil row when none exists.
+	UnsignByComplaint(ctx context.Context, complaintID []byte) (*ActionSignoff, error)
+}