pg_device_collection_repository.go
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package repository
import (
"fmt"
"github.com/go-pg/pg/v10"
"github.com/linmadan/egglib-go/persistent/pg/sqlbuilder"
pgTransaction "github.com/linmadan/egglib-go/transaction/pg"
"github.com/linmadan/egglib-go/utils/snowflake"
"gitlab.fjmaimaimai.com/allied-creation/allied-creation-manufacture/pkg/domain"
"gitlab.fjmaimaimai.com/allied-creation/allied-creation-manufacture/pkg/infrastructure/pg/models"
"gitlab.fjmaimaimai.com/allied-creation/allied-creation-manufacture/pkg/infrastructure/pg/transform"
)
type DeviceCollectionRepository struct {
transactionContext *pgTransaction.TransactionContext
}
func (repository *DeviceCollectionRepository) nextIdentify() (int64, error) {
IdWorker, err := snowflake.NewIdWorker(1)
if err != nil {
return 0, err
}
id, err := IdWorker.NextId()
return id, err
}
func (repository *DeviceCollectionRepository) Save(deviceCollection *domain.DeviceCollection) (*domain.DeviceCollection, error) {
sqlBuildFields := []string{
"device_collection_id",
"work_shop_name",
"device_sn",
"startup_status",
"com_status",
"values",
}
insertFieldsSnippet := sqlbuilder.SqlFieldsSnippet(sqlBuildFields)
insertPlaceHoldersSnippet := sqlbuilder.SqlPlaceHoldersSnippet(sqlBuildFields)
returningFieldsSnippet := sqlbuilder.SqlFieldsSnippet(sqlBuildFields)
updateFields := sqlbuilder.RemoveSqlFields(sqlBuildFields, "deviceCollection_id")
updateFieldsSnippet := sqlbuilder.SqlUpdateFieldsSnippet(updateFields)
tx := repository.transactionContext.PgTx
if deviceCollection.Identify() == nil {
deviceCollectionId, err := repository.nextIdentify()
if err != nil {
return deviceCollection, err
} else {
deviceCollection.DeviceCollectionId = deviceCollectionId
}
if _, err := tx.QueryOne(
pg.Scan(
&deviceCollection.DeviceCollectionId,
&deviceCollection.WorkShopName,
&deviceCollection.DeviceSn,
&deviceCollection.StartupStatus,
&deviceCollection.ComStatus,
&deviceCollection.Values,
),
fmt.Sprintf("INSERT INTO device_collections (%s) VALUES (%s) RETURNING %s", insertFieldsSnippet, insertPlaceHoldersSnippet, returningFieldsSnippet),
deviceCollection.DeviceCollectionId,
deviceCollection.WorkShopName,
deviceCollection.DeviceSn,
deviceCollection.StartupStatus,
deviceCollection.ComStatus,
deviceCollection.Values,
); err != nil {
return deviceCollection, err
}
} else {
if _, err := tx.QueryOne(
pg.Scan(
&deviceCollection.DeviceCollectionId,
&deviceCollection.WorkShopName,
&deviceCollection.DeviceSn,
&deviceCollection.StartupStatus,
&deviceCollection.ComStatus,
&deviceCollection.Values,
),
fmt.Sprintf("UPDATE device_collections SET %s WHERE device_collection_id=? RETURNING %s", updateFieldsSnippet, returningFieldsSnippet),
deviceCollection.DeviceCollectionId,
deviceCollection.WorkShopName,
deviceCollection.DeviceSn,
deviceCollection.StartupStatus,
deviceCollection.ComStatus,
deviceCollection.Values,
deviceCollection.Identify(),
); err != nil {
return deviceCollection, err
}
}
return deviceCollection, nil
}
func (repository *DeviceCollectionRepository) Remove(deviceCollection *domain.DeviceCollection) (*domain.DeviceCollection, error) {
tx := repository.transactionContext.PgTx
deviceCollectionModel := new(models.DeviceCollection)
deviceCollectionModel.DeviceCollectionId = deviceCollection.Identify().(int64)
if _, err := tx.Model(deviceCollectionModel).WherePK().Delete(); err != nil {
return deviceCollection, err
}
return deviceCollection, nil
}
func (repository *DeviceCollectionRepository) FindOne(queryOptions map[string]interface{}) (*domain.DeviceCollection, error) {
tx := repository.transactionContext.PgTx
deviceCollectionModel := new(models.DeviceCollection)
query := sqlbuilder.BuildQuery(tx.Model(deviceCollectionModel), queryOptions)
query.SetWhereByQueryOption("device_collection.device_collection_id = ?", "deviceCollectionId")
if err := query.First(); err != nil {
if err.Error() == "pg: no rows in result set" {
return nil, fmt.Errorf("没有此资源")
} else {
return nil, err
}
}
if deviceCollectionModel.DeviceCollectionId == 0 {
return nil, nil
} else {
return transform.TransformToDeviceCollectionDomainModelFromPgModels(deviceCollectionModel)
}
}
func (repository *DeviceCollectionRepository) Find(queryOptions map[string]interface{}) (int64, []*domain.DeviceCollection, error) {
tx := repository.transactionContext.PgTx
var deviceCollectionModels []*models.DeviceCollection
deviceCollections := make([]*domain.DeviceCollection, 0)
query := sqlbuilder.BuildQuery(tx.Model(&deviceCollectionModels), queryOptions)
query.SetOffsetAndLimit(20)
query.SetOrderDirect("device_collection_id", "DESC")
if count, err := query.SelectAndCount(); err != nil {
return 0, deviceCollections, err
} else {
for _, deviceCollectionModel := range deviceCollectionModels {
if deviceCollection, err := transform.TransformToDeviceCollectionDomainModelFromPgModels(deviceCollectionModel); err != nil {
return 0, deviceCollections, err
} else {
deviceCollections = append(deviceCollections, deviceCollection)
}
}
return int64(count), deviceCollections, nil
}
}
func NewDeviceCollectionRepository(transactionContext *pgTransaction.TransactionContext) (*DeviceCollectionRepository, error) {
if transactionContext == nil {
return nil, fmt.Errorf("transactionContext参数不能为nil")
} else {
return &DeviceCollectionRepository{
transactionContext: transactionContext,
}, nil
}
}