CheqBooq/storage/mongo.go

78 lines
1.6 KiB
Go

package storage
import (
"context"
"fmt"
"local/cheqbooq/config"
"strings"
"time"
"go.mongodb.org/mongo-driver/mongo"
"go.mongodb.org/mongo-driver/mongo/options"
)
type Mongo struct {
client *mongo.Client
}
func NewMongo() (*Mongo, error) {
ctx, can := context.WithTimeout(context.Background(), time.Second*5)
defer can()
opt := options.Client()
opt.ApplyURI(fmt.Sprintf("mongodb://%s", strings.TrimPrefix(config.StoreAddr, "mongodb://")))
client, err := mongo.Connect(ctx, opt)
if err != nil {
return nil, err
}
return &Mongo{
client: client,
}, client.Ping(ctx, nil)
}
func (m *Mongo) Close() error {
return m.client.Disconnect(context.TODO())
}
func (m *Mongo) Account() *mongo.Collection {
return m.Database(config.StoreNS).Collection("account")
}
func (m *Mongo) Balance() *mongo.Collection {
return m.Database(config.StoreNS).Collection("balance")
}
func (m *Mongo) Transaction() *mongo.Collection {
return m.Database(config.StoreNS).Collection("transaction")
}
func (m *Mongo) Find(c *mongo.Collection, where interface{}, next func() interface{}) error {
ctx, can := context.WithCancel(context.TODO())
defer can()
cur, err := c.Find(ctx, where, options.Find())
if err != nil {
return err
}
defer cur.Close(ctx)
for cur.Next(ctx) {
ptr := next()
if err := cur.Decode(ptr); err != nil {
return err
}
}
return cur.Err()
}
func (m *Mongo) Upsert(c *mongo.Collection, where, op interface{}) error {
ctx, can := context.WithCancel(context.TODO())
defer can()
_, err := c.UpdateMany(ctx, where, op, options.Update().SetUpsert(true))
return err
}