初始化2

bj_power_mes/internal/eventlog/eventlog.go

@@ -0,0 +1,61 @@
+package eventlog
+
+import (
+	"context"
+
+	"bj_power_mes/ent"
+	"bj_power_mes/ent/eventlog"
+)
+
+// Writer 封装操作日志写入
+type Writer struct {
+	client *ent.Client
+}
+
+func NewWriter(client *ent.Client) *Writer {
+	return &Writer{client: client}
+}
+
+// Payload 可选载荷
+type Payload = map[string]any
+
+// Write 记录一条操作日志（event_log 必含 workOrderNo、operator 字段）
+func (w *Writer) Write(ctx context.Context, eventType, workOrderNo, operator, entityType, entityId, description string, payload Payload) {
+	b := w.client.EventLog.Create().
+		SetEventType(eventType).
+		SetWorkOrderNo(workOrderNo).
+		SetOperator(operator).
+		SetEntityType(entityType).
+		SetEntityId(entityId).
+		SetDescription(description)
+	if payload != nil {
+		b.SetPayload(payload)
+	}
+	if _, err := b.Save(ctx); err != nil {
+		_ = err
+	}
+}
+
+// Writer Query 支持按工单号/操作人/时间查询
+func (w *Writer) Query(ctx context.Context, eventType, workOrderNo, operator string, page, pageSize int) ([]*ent.EventLog, int, error) {
+	q := w.client.EventLog.Query()
+	if eventType != "" {
+		q = q.Where(eventlog.EventType(eventType))
+	}
+	if workOrderNo != "" {
+		q = q.Where(eventlog.WorkOrderNo(workOrderNo))
+	}
+	if operator != "" {
+		q = q.Where(eventlog.Operator(operator))
+	}
+	total, err := q.Count(ctx)
+	if err != nil {
+		return nil, 0, err
+	}
+	list, err := q.Order(ent.Desc(eventlog.FieldCreatedAt)).
+		Offset((page - 1) * pageSize).Limit(pageSize).All(ctx)
+	if err != nil {
+		return nil, 0, err
+	}
+	return list, total, nil
+}