87 lines
2.4 KiB
Go
87 lines
2.4 KiB
Go
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// Package eventlog 提供操作日志(事件审计)的统一写入与查询封装。
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// 参照 MES（bj_power_mes/internal/eventlog）模型，按 WMS 约定落地：
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// - 表 event_log，时间字段为 Int64 unix 秒
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// - 写库失败只记服务日志，绝不阻断业务
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package eventlog
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import (
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"context"
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"log/slog"
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"time"
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"bj_power_wms/ent"
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"bj_power_wms/ent/eventlog"
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)
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// Writer 操作日志写入/查询器
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type Writer struct {
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client *ent.Client
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}
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// NewWriter 构造 Writer
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func NewWriter(client *ent.Client) *Writer {
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return &Writer{client: client}
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}
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// Write 记录一条操作日志。
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// eventType 事件类型（如 user.create / inbound.create / auth.login），
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// operator 操作人(用户名)，entityType/entityId 描述业务对象，description 中文描述，payload 扩展负载。
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func (w *Writer) Write(ctx context.Context, eventType, operator, entityType, entityID, description string, payload map[string]any) {
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if ctx == nil {
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ctx = context.Background()
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}
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b := w.client.EventLog.Create().
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SetEventType(eventType).
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SetOperator(operator).
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SetEntityType(entityType).
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SetEntityID(entityID).
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SetDescription(description).
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SetCreatedAt(time.Now().Unix())
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if len(payload) > 0 {
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b.SetPayload(payload)
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}
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if _, err := b.Save(ctx); err != nil {
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slog.Warn("操作日志写入失败", "eventType", eventType, "error", err.Error())
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}
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}
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// Query 分页查询操作日志。空参数不参与过滤；from/to 为 Int64 unix 秒(含边界)。
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func (w *Writer) Query(ctx context.Context, eventType, operator, entityType string, from, to int64, page, pageSize int) ([]*ent.EventLog, int, error) {
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q := w.client.EventLog.Query()
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if eventType != "" {
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// 事件类型按前缀匹配（如 user.* / inbound.* 族），便于按业务域筛选
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q = q.Where(eventlog.EventTypeHasPrefix(eventType))
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}
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if operator != "" {
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q = q.Where(eventlog.OperatorEQ(operator))
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}
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if entityType != "" {
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q = q.Where(eventlog.EntityTypeEQ(entityType))
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}
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if from > 0 {
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q = q.Where(eventlog.CreatedAtGTE(from))
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}
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if to > 0 {
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q = q.Where(eventlog.CreatedAtLTE(to))
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}
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total, err := q.Count(ctx)
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if err != nil {
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return nil, 0, err
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}
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if page < 1 {
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page = 1
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}
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if pageSize < 1 {
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pageSize = 20
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}
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list, err := q.
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Order(ent.Desc(eventlog.FieldCreatedAt), ent.Desc(eventlog.FieldID)).
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Offset((page - 1) * pageSize).
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Limit(pageSize).
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All(ctx)
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if err != nil {
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return nil, 0, err
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}
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return list, total, nil
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}
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