34 lines
738 B
Go
34 lines
738 B
Go
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// Package database define database operation functions
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package database
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import (
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"context"
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"sync"
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"time"
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"eventRT/config"
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"go.mongodb.org/mongo-driver/mongo"
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"go.mongodb.org/mongo-driver/mongo/options"
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)
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var (
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_globalMongoClient *mongo.Client
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mongoOnce sync.Once
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)
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// InitMongoInstance return instance of MongoDB client
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func InitMongoInstance(ctx context.Context, mCfg config.MongoDBConfig) *mongo.Client {
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mongoOnce.Do(func() {
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cancelCtx, cancel := context.WithTimeout(ctx, time.Duration(mCfg.Timeout)*time.Second)
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defer cancel()
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client, err := mongo.Connect(cancelCtx, options.Client().ApplyURI(mCfg.URI))
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if err != nil {
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panic(err)
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}
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_globalMongoClient = client
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})
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return _globalMongoClient
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}
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