package schema

import (
	"time"

	"entgo.io/ent"
	"entgo.io/ent/dialect/entsql"
	"entgo.io/ent/schema"
	"entgo.io/ent/schema/field"
	"entgo.io/ent/schema/index"
)

// WorkpieceBind 装机绑定：某工件在某一工序装配时，把实际装上的部件（结构件=批次号 / 电气件=SN）
// 绑定到工件，构成"这台机实际用了哪些料"的单件追溯。绑定动作在工位扫码/手录产生。
type WorkpieceBind struct {
	ent.Schema
}

func (WorkpieceBind) Annotations() []schema.Annotation {
	return []schema.Annotation{entsql.Annotation{Table: "workpiece_bind"}}
}

func (WorkpieceBind) Fields() []ent.Field {
	return []ent.Field{
		field.Int("id").Positive(),
		field.String("sn").MaxLen(64).Comment("工件SN"),
		field.String("orderNo").Default("").MaxLen(64).Comment("工单号"),
		field.Int("processCode").Comment("装配工序 1~12"),
		field.String("stationNo").Default("").MaxLen(32).Comment("绑定工位"),
		field.String("materialCode").MaxLen(64).Comment("物料编码"),
		field.String("materialName").Default("").MaxLen(128).Comment("物料名称"),
		field.String("spec").Default("").MaxLen(128).Comment("规格"),
		field.String("unit").Default("").MaxLen(16).Comment("单位"),
		// 1 批次(结构件) / 2 序列号(电气件)
		field.String("manageMode").Default("2").MaxLen(10),
		// 结构件=批次号；电气件=SN 码
		field.String("bindValue").MaxLen(128).Comment("绑定值：批次号 或 SN"),
		// BATCH(批次绑定) / SN(序列号绑定)，冗余自 manageMode 便于直接展示
		field.String("bindType").Default("SN").MaxLen(10),
		field.String("operator").Default("").MaxLen(64).Comment("操作人"),
		field.Time("createdAt").Default(time.Now).Immutable().Comment("绑定时间"),
	}
}

func (WorkpieceBind) Indexes() []ent.Index {
	return []ent.Index{
		index.Fields("sn"),
		index.Fields("sn", "processCode"),
		index.Fields("sn", "materialCode"),
		index.Fields("orderNo"),
		index.Fields("materialCode", "bindValue"),
	}
}