fix(#5):修复为前端下列表记提供的接口

repository/meter.go

@@ -993,3 +993,43 @@ func (mr _MeterRepository) ListMeterDocForTemplate(pid string) ([]*model.SimpleM
 
 	return docs, nil
 }
+
+// 列出目前园区中可以作为抄表目标的表计
+func (mr _MeterRepository) ListReadableMeters(pid string, keyword *string, limit uint) ([]*model.ReadAbleMeter, error) {
+	mr.log.Info("列出目前园区中可以作为抄表目标的表计",
+		zap.String("park_id", pid),
+		zap.Uint("limit", limit),
+		zap.Stringp("keyword", keyword))
+	ctx, cancel := global.TimeoutContext()
+	defer cancel()
+	//SELECT *
+	//	FROM "meter_04kv" AS "m"
+	//LEFT JOIN "park_building" AS "b" ON ("b"."id" = "m"."building")
+	//WHERE (("m"."park_id" = "b"."id") AND ("m"."detached_at" IS NULL))
+	//ORDER BY "m"."attached_at" DESC
+	//LIMIT 20;
+	//query:=`SELECT m.*, b.name as building_name FROM meter_04kv as m LEFT JOIN park_building as b ON b.id = m.building WHERE m.park_id=$1 AND m.detached_at IS NULL`
+	meterQuery := mr.ds.From(goqu.T("meter_04kv").As("m")).
+		LeftJoin(goqu.T("park_building").As("b"), goqu.On(goqu.I("m.building").Eq(goqu.I("b.id")))).
+		Select("m.*", goqu.I("b.name").As("building_name")).
+		Where(goqu.I("m.park_id").
+			Eq(pid), goqu.I("m.detached_at").IsNull())
+	if keyword != nil && len(*keyword) > 0 {
+		pattern := fmt.Sprintf("%%%s%%", *keyword)
+		meterQuery = meterQuery.Where(
+			goqu.Or(
+				goqu.I("m.code").ILike(pattern),
+				goqu.I("m.address").ILike(pattern),
+			),
+		)
+	}
+	meterQuery = meterQuery.Order(goqu.I("m.attached_at").Desc()).Limit(limit)
+	meterSql, meterArgs, _ := meterQuery.Prepared(true).ToSQL()
+	var meters []*model.ReadAbleMeter
+	if err := pgxscan.Select(ctx, global.DB, &meters, meterSql, meterArgs...); err != nil {
+		mr.log.Error("查询商户表计信息失败", zap.Error(err))
+		return make([]*model.ReadAbleMeter, 0), err
+	}
+
+	return meters, nil
+}