app-cloudep-trade-service/internal/lib/mongo/option.go

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package mongo
import (
"app-cloudep-trade-service/internal/config"
"reflect"
"github.com/shopspring/decimal"
"github.com/zeromicro/go-zero/core/stores/mon"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/bson/bsoncodec"
"go.mongodb.org/mongo-driver/mongo/options"
)
type TypeCodec struct {
ValueType reflect.Type
Encoder bsoncodec.ValueEncoder
Decoder bsoncodec.ValueDecoder
}
// WithTypeCodec registers TypeCodecs to convert custom types.
func WithTypeCodec(typeCodecs ...TypeCodec) mon.Option {
return func(c *options.ClientOptions) {
registry := bson.NewRegistry()
for _, v := range typeCodecs {
registry.RegisterTypeEncoder(v.ValueType, v.Encoder)
registry.RegisterTypeDecoder(v.ValueType, v.Decoder)
}
c.SetRegistry(registry)
}
}
// SetCustomDecimalType force convert primitive.Decimal128 to decimal.Decimal.
func SetCustomDecimalType() mon.Option {
return WithTypeCodec(TypeCodec{
ValueType: reflect.TypeOf(decimal.Decimal{}),
Encoder: &MgoDecimal{},
Decoder: &MgoDecimal{},
})
}
func InitMongoOptions(cfg config.Config) mon.Option {
return func(opts *options.ClientOptions) {
opts.SetMaxPoolSize(cfg.Mongo.MaxPoolSize)
opts.SetMinPoolSize(cfg.Mongo.MinPoolSize)
opts.SetMaxConnIdleTime(cfg.Mongo.MaxConnIdleTime)
opts.SetCompressors([]string{"snappy"})
// opts.SetReplicaSet(cfg.Mongo.ReplicaName)
// opts.SetWriteConcern(writeconcern.W1())
// opts.SetReadPreference(readpref.Primary())
}
}