60 lines
2.2 KiB
Go
60 lines
2.2 KiB
Go
package schema
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import (
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"time"
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"entgo.io/ent"
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"entgo.io/ent/dialect"
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"entgo.io/ent/dialect/entsql"
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"entgo.io/ent/schema"
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"entgo.io/ent/schema/field"
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"entgo.io/ent/schema/index"
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)
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// EventLog 事件日志，记录系统中所有关键事件的审计追踪信息
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type EventLog struct {
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ent.Schema
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}
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func (EventLog) Annotations() []schema.Annotation {
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return []schema.Annotation{
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entsql.Annotation{
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Table: "event_log",
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Options: "COMMENT='事件日志表，记录系统所有关键事件的审计追踪，用于故障回溯和行为分析'",
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},
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entsql.WithComments(true),
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}
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}
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func (EventLog) Fields() []ent.Field {
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return []ent.Field{
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field.Int("id").Positive().Comment("主键ID"),
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field.String("eventType").MaxLen(50).Comment("事件类型，如 job_started/job_completed/equipment_error"),
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field.String("sourceId").Default("").Comment("事件源ID，产生事件的系统模块标识"),
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field.String("entityType").Default("").MaxLen(30).Comment("关联实体类型，如 job/equipment/temp_slot"),
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field.String("entityId").Default("").MaxLen(50).Comment("关联实体ID，对应实体表的主键"),
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field.Int64("entityVersion").Default(0).Comment("实体版本号，用于乐观锁并发控制"),
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field.Int("jobId").Optional().Comment("关联工件ID"),
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field.Int("equipmentId").Optional().Comment("关联设备ID"),
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field.String("equipmentName").MaxLen(64).Default("").Comment("设备名称，冗余存储便于查询"),
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field.Int("tempSlotNo").Optional().Comment("暂存台槽位号"),
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field.Text("description").Default("").Comment("事件描述，人可读的事件说明"),
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field.JSON("payload", map[string]any{}).Optional().SchemaType(map[string]string{
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dialect.Postgres: "jsonb",
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}).Comment("事件载荷，携带事件相关的结构化业务数据"),
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field.Time("startedAt").Optional().Comment("事件开始时间"),
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field.Time("endedAt").Optional().Comment("事件结束时间"),
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field.Time("createdAt").Default(time.Now).Immutable().Comment("日志记录创建时间"),
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}
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}
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func (EventLog) Indexes() []ent.Index {
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return []ent.Index{
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index.Fields("eventType"),
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index.Fields("createdAt"),
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index.Fields("entityType", "entityId"),
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index.Fields("jobId"),
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index.Fields("equipmentId"),
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}
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}
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