init push

internal/domain/fleet_history/model.go

@@ -0,0 +1,55 @@
+package fleethistory
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+
+	"wucher/internal/shared/pkg/uuidv7"
+)
+
+// Entity types a history event can refer to.
+const (
+	EntityComplaint   = "complaint"
+	EntityEASARelease = "easa_release"
+	EntityMCF         = "mcf"
+	EntityHelicopter  = "helicopter"
+)
+
+// Action kinds recorded in the fleet history timeline.
+const (
+	ActionComplaintFiled = "complaint_filed"
+	ActionMELClassified  = "mel_classified"
+	ActionNSRDone        = "nsr_done"
+	ActionNSRCancelled   = "nsr_cancelled"
+	ActionActionTaken    = "action_taken"
+	ActionMCFResult      = "mcf_result"
+	ActionEASACreated    = "easa_created"
+	ActionEASASigned     = "easa_signed"
+	ActionAOGSet         = "aog_set"
+	ActionAOGCleared     = "aog_cleared"
+)
+
+// FleetHistory is an append-only event in a helicopter's timeline. It records who
+// did what and when across the complaint / MEL / NSR / action / MCF / EASA / AOG
+// flows, forming the per-aircraft history (servicing events live in their own
+// service-log table and are merged at read time).
+type FleetHistory struct {
+	ID           []byte    `gorm:"type:binary(16);primaryKey;column:id"`
+	HelicopterID []byte    `gorm:"type:binary(16);not null;index;column:helicopter_id"`
+	EntityType   string    `gorm:"type:varchar(32);not null;column:entity_type"`
+	EntityID     []byte    `gorm:"type:binary(16);column:entity_id"`
+	Action       string    `gorm:"type:varchar(48);not null;column:action"`
+	Message      string    `gorm:"type:text;column:message"`
+	Actor        []byte    `gorm:"type:binary(16);column:actor"`
+	CreatedAt    time.Time `gorm:"type:datetime(3);index;column:created_at"`
+}
+
+func (FleetHistory) TableName() string { return "fleet_histories" }
+
+func (f *FleetHistory) BeforeCreate(_ *gorm.DB) error {
+	if len(f.ID) == 0 {
+		f.ID = uuidv7.MustBytes()
+	}
+	return nil
+}