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fereignitem.yo.go
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/
fereignitem.yo.go
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// Code generated by yo. DO NOT EDIT.
// Package customtypes contains the types.
package customtypes
import (
"context"
"fmt"
"cloud.google.com/go/spanner"
"google.golang.org/grpc/codes"
)
// FereignItem represents a row from 'FereignItems'.
type FereignItem struct {
ID int64 `spanner:"ID" json:"ID"` // ID
ItemID int64 `spanner:"ItemID" json:"ItemID"` // ItemID
Category int64 `spanner:"Category" json:"Category"` // Category
}
func FereignItemPrimaryKeys() []string {
return []string{
"ID",
}
}
func FereignItemColumns() []string {
return []string{
"ID",
"ItemID",
"Category",
}
}
func FereignItemWritableColumns() []string {
return []string{
"ID",
"ItemID",
"Category",
}
}
func (fi *FereignItem) columnsToPtrs(cols []string, customPtrs map[string]interface{}) ([]interface{}, error) {
ret := make([]interface{}, 0, len(cols))
for _, col := range cols {
if val, ok := customPtrs[col]; ok {
ret = append(ret, val)
continue
}
switch col {
case "ID":
ret = append(ret, &fi.ID)
case "ItemID":
ret = append(ret, &fi.ItemID)
case "Category":
ret = append(ret, &fi.Category)
default:
return nil, fmt.Errorf("unknown column: %s", col)
}
}
return ret, nil
}
func (fi *FereignItem) columnsToValues(cols []string) ([]interface{}, error) {
ret := make([]interface{}, 0, len(cols))
for _, col := range cols {
switch col {
case "ID":
ret = append(ret, fi.ID)
case "ItemID":
ret = append(ret, fi.ItemID)
case "Category":
ret = append(ret, fi.Category)
default:
return nil, fmt.Errorf("unknown column: %s", col)
}
}
return ret, nil
}
// newFereignItem_Decoder returns a decoder which reads a row from *spanner.Row
// into FereignItem. The decoder is not goroutine-safe. Don't use it concurrently.
func newFereignItem_Decoder(cols []string) func(*spanner.Row) (*FereignItem, error) {
customPtrs := map[string]interface{}{}
return func(row *spanner.Row) (*FereignItem, error) {
var fi FereignItem
ptrs, err := fi.columnsToPtrs(cols, customPtrs)
if err != nil {
return nil, err
}
if err := row.Columns(ptrs...); err != nil {
return nil, err
}
return &fi, nil
}
}
// Insert returns a Mutation to insert a row into a table. If the row already
// exists, the write or transaction fails.
func (fi *FereignItem) Insert(ctx context.Context) *spanner.Mutation {
values, _ := fi.columnsToValues(FereignItemWritableColumns())
return spanner.Insert("FereignItems", FereignItemWritableColumns(), values)
}
// Update returns a Mutation to update a row in a table. If the row does not
// already exist, the write or transaction fails.
func (fi *FereignItem) Update(ctx context.Context) *spanner.Mutation {
values, _ := fi.columnsToValues(FereignItemWritableColumns())
return spanner.Update("FereignItems", FereignItemWritableColumns(), values)
}
// InsertOrUpdate returns a Mutation to insert a row into a table. If the row
// already exists, it updates it instead. Any column values not explicitly
// written are preserved.
func (fi *FereignItem) InsertOrUpdate(ctx context.Context) *spanner.Mutation {
values, _ := fi.columnsToValues(FereignItemWritableColumns())
return spanner.InsertOrUpdate("FereignItems", FereignItemWritableColumns(), values)
}
// UpdateColumns returns a Mutation to update specified columns of a row in a table.
func (fi *FereignItem) UpdateColumns(ctx context.Context, cols ...string) (*spanner.Mutation, error) {
// add primary keys to columns to update by primary keys
colsWithPKeys := append(cols, FereignItemPrimaryKeys()...)
values, err := fi.columnsToValues(colsWithPKeys)
if err != nil {
return nil, newErrorWithCode(codes.InvalidArgument, "FereignItem.UpdateColumns", "FereignItems", err)
}
return spanner.Update("FereignItems", colsWithPKeys, values), nil
}
// FindFereignItem gets a FereignItem by primary key
func FindFereignItem(ctx context.Context, db YORODB, id int64) (*FereignItem, error) {
key := spanner.Key{id}
row, err := db.ReadRow(ctx, "FereignItems", key, FereignItemColumns())
if err != nil {
return nil, newError("FindFereignItem", "FereignItems", err)
}
decoder := newFereignItem_Decoder(FereignItemColumns())
fi, err := decoder(row)
if err != nil {
return nil, newErrorWithCode(codes.Internal, "FindFereignItem", "FereignItems", err)
}
return fi, nil
}
// ReadFereignItem retrieves multiples rows from FereignItem by KeySet as a slice.
func ReadFereignItem(ctx context.Context, db YORODB, keys spanner.KeySet) ([]*FereignItem, error) {
var res []*FereignItem
decoder := newFereignItem_Decoder(FereignItemColumns())
rows := db.Read(ctx, "FereignItems", keys, FereignItemColumns())
err := rows.Do(func(row *spanner.Row) error {
fi, err := decoder(row)
if err != nil {
return err
}
res = append(res, fi)
return nil
})
if err != nil {
return nil, newErrorWithCode(codes.Internal, "ReadFereignItem", "FereignItems", err)
}
return res, nil
}
// Delete deletes the FereignItem from the database.
func (fi *FereignItem) Delete(ctx context.Context) *spanner.Mutation {
values, _ := fi.columnsToValues(FereignItemPrimaryKeys())
return spanner.Delete("FereignItems", spanner.Key(values))
}