fix: rebuild MES as compilable go-zero+ent backend (renamed bj_power_mes), restore 3 workstation projects from pristine original, align naming; all Go projects go build clean
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SunYF
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package eventbus
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import (
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"context"
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"time"
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)
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// EventType 事件类型
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type EventType string
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const (
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// 生产事件
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EventLoad EventType = "LOAD"
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EventUnload EventType = "UNLOAD"
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EventExchange EventType = "EXCHANGE"
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EventScan EventType = "SCAN"
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EventMark EventType = "MARK"
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EventReplenish EventType = "REPLENISH"
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EventMachineStart EventType = "MACHINE_START"
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EventMachineDone EventType = "MACHINE_DONE"
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EventInspectionResult EventType = "INSPECTION_RESULT"
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EventJobCompleted EventType = "JOB_COMPLETED"
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EventJobScrapped EventType = "JOB_SCRAPPED"
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EventJobDischarged EventType = "JOB_DISCHARGED"
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// 工单生命周期事件
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EventOrderStarted EventType = "ORDER_STARTED"
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EventOrderPaused EventType = "ORDER_PAUSED"
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EventOrderResumed EventType = "ORDER_RESUMED"
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EventOrderCancelled EventType = "ORDER_CANCELLED"
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EventOrderCompleted EventType = "ORDER_COMPLETED"
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// 托盘生命周期事件
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EventPalletCompleted EventType = "PALLET_COMPLETED"
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// MOM 对接事件
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EventMomReportSuccess EventType = "MOM_REPORT_SUCCESS"
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EventMomReportFailure EventType = "MOM_REPORT_FAILURE"
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EventMomAgvRequest EventType = "MOM_AGV_ENTRY_REQUESTED"
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EventTempSlotChanged EventType = "TEMP_SLOT_CHANGED"
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// 报警事件
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EventAlarmRaised EventType = "ALARM_RAISED"
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EventAlarmAcked EventType = "ALARM_ACKED"
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// 人工交互事件
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EventManualActionCreated EventType = "MANUAL_ACTION_CREATED"
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EventManualActionResolved EventType = "MANUAL_ACTION_RESOLVED"
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// 设备事件
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EventEquipmentAvailabilityChanged EventType = "EQUIPMENT_AVAILABILITY_CHANGED"
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// 连接状态事件
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EventConnectionStatusUpdated EventType = "CONNECTION_STATUS_UPDATED"
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EventAll EventType = "*"
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)
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// EntityType 实体类型
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type EntityType string
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const (
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EntityJob EntityType = "job"
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EntityTempSlot EntityType = "temp_slot"
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)
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// Event 事件
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type Event struct {
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ID string `json:"id"`
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Type EventType `json:"type"`
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Source string `json:"source"`
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EntityType string `json:"entityType,omitempty"`
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EntityID string `json:"entityId,omitempty"`
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EntityVersion int64 `json:"entityVersion,omitempty"`
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Timestamp time.Time `json:"timestamp"`
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Payload map[string]any `json:"payload"`
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}
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// EventHandler 事件处理器
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type EventHandler func(ctx context.Context, event Event) error
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// Subscription 事件订阅
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type Subscription interface {
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Unsubscribe()
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}
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// Bus 事件总线接口
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type Bus interface {
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Publish(ctx context.Context, event Event) error
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Subscribe(eventType EventType, handler EventHandler) Subscription
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SubscribeAll(handler EventHandler) Subscription
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Start(ctx context.Context) error
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Stop() error
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Close() error
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}
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type handlerEntry struct {
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id uint64
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handler EventHandler
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}
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@@ -0,0 +1,110 @@
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package eventbus
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import (
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"fmt"
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"strconv"
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"time"
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)
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// 事件构造辅助函数
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// NewTempSlotChangedEvent 构建暂存台槽位变更事件
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func NewTempSlotChangedEvent(slotNo, jobID int, action string) Event {
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return Event{
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ID: fmt.Sprintf("tsc-%d-%d", slotNo, time.Now().UnixNano()),
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Type: EventTempSlotChanged,
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Source: "processor",
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EntityType: string(EntityTempSlot),
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EntityID: strconv.Itoa(slotNo),
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Timestamp: time.Now(),
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Payload: map[string]any{
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"slotNo": slotNo,
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"jobId": jobID,
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"action": action,
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},
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}
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}
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// NewAlarmRaisedEvent 构建报警触发事件
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func NewAlarmRaisedEvent(alarmID int, alarmCode string, level string, equipmentID int, source string) Event {
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return Event{
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ID: fmt.Sprintf("alarm-%d-%d", alarmID, time.Now().UnixNano()),
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Type: EventAlarmRaised,
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Source: source,
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EntityType: "alarm",
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EntityID: strconv.Itoa(alarmID),
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Timestamp: time.Now(),
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Payload: map[string]any{
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"alarmId": alarmID,
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"alarmCode": alarmCode,
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"level": level,
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"equipmentId": equipmentID,
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},
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}
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}
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// NewAlarmAckedEvent 构建报警确认事件
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func NewAlarmAckedEvent(alarmID int) Event {
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return Event{
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ID: fmt.Sprintf("alarm-ack-%d-%d", alarmID, time.Now().UnixNano()),
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Type: EventAlarmAcked,
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Source: "api",
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EntityType: "alarm",
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EntityID: strconv.Itoa(alarmID),
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Timestamp: time.Now(),
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Payload: map[string]any{
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"alarmId": alarmID,
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},
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}
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}
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// NewEquipmentAvailabilityChangedEvent 构建设备可用状态变更事件
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func NewEquipmentAvailabilityChangedEvent(equipmentID int, equipmentName string, enabled bool) Event {
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return Event{
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ID: fmt.Sprintf("equipment-availability-%d-%d", equipmentID, time.Now().UnixNano()),
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Type: EventEquipmentAvailabilityChanged,
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Source: "api",
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EntityType: "equipment",
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EntityID: strconv.Itoa(equipmentID),
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Timestamp: time.Now(),
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Payload: map[string]any{
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"equipmentId": equipmentID,
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"equipmentName": equipmentName,
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"enabled": enabled,
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},
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}
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}
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// NewManualActionCreatedEvent 构建人工交互创建事件
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func NewManualActionCreatedEvent(actionID int, actionType string, orderID int) Event {
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return Event{
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ID: fmt.Sprintf("ma-%d-%d", actionID, time.Now().UnixNano()),
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Type: EventManualActionCreated,
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Source: "processor",
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EntityType: "manual_action",
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EntityID: strconv.Itoa(actionID),
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Timestamp: time.Now(),
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Payload: map[string]any{
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"actionId": actionID,
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"actionType": actionType,
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"orderId": orderID,
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},
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}
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}
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// NewManualActionResolvedEvent 构建人工交互解决事件
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func NewManualActionResolvedEvent(actionID int, actionType string, resolvedAction string) Event {
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return Event{
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ID: fmt.Sprintf("ma-resolve-%d-%d", actionID, time.Now().UnixNano()),
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Type: EventManualActionResolved,
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Source: "api",
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EntityType: "manual_action",
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EntityID: strconv.Itoa(actionID),
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Timestamp: time.Now(),
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Payload: map[string]any{
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"actionId": actionID,
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"actionType": actionType,
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"resolvedAction": resolvedAction,
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},
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}
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}
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@@ -0,0 +1,110 @@
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package eventbus
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import (
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"context"
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"fmt"
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"log/slog"
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"sync"
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"time"
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)
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// LocalBus 进程内事件总线
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type LocalBus struct {
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mu sync.RWMutex
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handlers map[EventType][]handlerEntry
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nextID uint64
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}
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type localSubscription struct {
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bus *LocalBus
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eventType EventType
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id uint64
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}
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// NewLocalBus 创建进程内事件总线
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func NewLocalBus() *LocalBus {
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return &LocalBus{
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handlers: make(map[EventType][]handlerEntry),
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}
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}
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// Publish 发布事件
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func (b *LocalBus) Publish(ctx context.Context, event Event) error {
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if event.ID == "" {
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event.ID = fmt.Sprintf("%d", time.Now().UnixNano())
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}
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if event.Timestamp.IsZero() {
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event.Timestamp = time.Now()
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}
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b.mu.RLock()
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typeHandlers := make([]handlerEntry, len(b.handlers[event.Type]))
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copy(typeHandlers, b.handlers[event.Type])
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allHandlers := make([]handlerEntry, len(b.handlers[EventAll]))
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copy(allHandlers, b.handlers[EventAll])
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b.mu.RUnlock()
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for _, h := range typeHandlers {
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if err := h.handler(ctx, event); err != nil {
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slog.Error("event handler error", "type", event.Type, "err", err)
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}
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}
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for _, h := range allHandlers {
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if err := h.handler(ctx, event); err != nil {
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slog.Error("event handler error", "type", event.Type, "err", err)
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}
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}
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return nil
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}
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// Subscribe 订阅事件
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func (b *LocalBus) Subscribe(eventType EventType, handler EventHandler) Subscription {
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b.mu.Lock()
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defer b.mu.Unlock()
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b.nextID++
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id := b.nextID
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b.handlers[eventType] = append(b.handlers[eventType], handlerEntry{
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id: id,
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handler: handler,
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})
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return &localSubscription{bus: b, eventType: eventType, id: id}
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}
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// SubscribeAll 订阅所有事件类型
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func (b *LocalBus) SubscribeAll(handler EventHandler) Subscription {
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return b.Subscribe(EventAll, handler)
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}
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// Start 启动（LocalBus 为空操作）
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func (b *LocalBus) Start(_ context.Context) error {
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return nil
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}
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// Stop 停止（LocalBus 为空操作）
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func (b *LocalBus) Stop() error {
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return nil
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}
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// Close 关闭
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func (b *LocalBus) Close() error {
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b.mu.Lock()
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b.handlers = make(map[EventType][]handlerEntry)
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b.mu.Unlock()
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return nil
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}
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func (s *localSubscription) Unsubscribe() {
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s.bus.mu.Lock()
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defer s.bus.mu.Unlock()
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handlers := s.bus.handlers[s.eventType]
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for i, h := range handlers {
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if h.id == s.id {
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s.bus.handlers[s.eventType] = append(handlers[:i], handlers[i+1:]...)
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break
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}
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}
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}
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Block a user