Provide creates Factory and *mongo.Client. It is a valid dependency for package core.
(providerOption *providersOption)
| 53 | // Provide creates Factory and *mongo.Client. It is a valid dependency for |
| 54 | // package core. |
| 55 | func provideMongoFactory(providerOption *providersOption) func(p factoryIn) (Factory, func()) { |
| 56 | if providerOption.interceptor == nil { |
| 57 | providerOption.interceptor = func(name string, clientOptions *options.ClientOptions) {} |
| 58 | } |
| 59 | return func(p factoryIn) (Factory, func()) { |
| 60 | factory := di.NewFactory(func(name string) (di.Pair, error) { |
| 61 | var conf struct{ URI string } |
| 62 | if err := p.Conf.Unmarshal(fmt.Sprintf("mongo.%s", name), &conf); err != nil { |
| 63 | return di.Pair{}, fmt.Errorf("mongo configuration %s not valid: %w", name, err) |
| 64 | } |
| 65 | if conf.URI == "" { |
| 66 | conf.URI = "mongodb://127.0.0.1:27017" |
| 67 | } |
| 68 | |
| 69 | opts := options.Client() |
| 70 | opts.ApplyURI(conf.URI) |
| 71 | if p.Tracer != nil { |
| 72 | opts.Monitor = NewMonitor(p.Tracer) |
| 73 | } |
| 74 | providerOption.interceptor(name, opts) |
| 75 | client, err := mongo.Connect(context.Background(), opts) |
| 76 | if err != nil { |
| 77 | return di.Pair{}, err |
| 78 | } |
| 79 | return di.Pair{ |
| 80 | Conn: client, |
| 81 | Closer: func() { |
| 82 | _ = client.Disconnect(context.Background()) |
| 83 | }, |
| 84 | }, nil |
| 85 | }) |
| 86 | f := Factory{factory} |
| 87 | if providerOption.reloadable { |
| 88 | f.SubscribeReloadEventFrom(p.Dispatcher) |
| 89 | } |
| 90 | return f, f.Close |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | func provideDefaultClient(maker Maker) (*mongo.Client, error) { |
| 95 | return maker.Make("default") |