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71 lines
2.2 KiB
71 lines
2.2 KiB
package rabbitmq
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import amqp "github.com/rabbitmq/amqp091-go"
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// ExchangeOptions are used when configuring or binding to an exchange.
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// it will verify the exchange is created before binding to it.
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type ExchangeOptions struct {
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Name string
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Kind string
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Durable bool
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AutoDelete bool
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Internal bool
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NoWait bool
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ExchangeArgs Table
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Declare bool
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}
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// getConsumerExchangeOptionsOrSetDefault returns pointer to current Exchange options. if no Exchange options are set yet, it will set it with default values.
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func getConsumerExchangeOptionsOrSetDefault(options *ConsumeOptions) *ExchangeOptions {
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if options.ExchangeOptions == nil {
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options.ExchangeOptions = getDefaultExchangeOptions()
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}
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return options.ExchangeOptions
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}
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// getPublisherExchangeOptionsOrSetDefault returns pointer to current Exchange options. if no Exchange options are set yet, it will set it with default values.
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func getPublisherExchangeOptionsOrSetDefault(options *PublisherOptions) *ExchangeOptions {
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if options.ExchangeOptions == nil {
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options.ExchangeOptions = getDefaultExchangeOptions()
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}
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return options.ExchangeOptions
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}
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// getDefaultExchangeOptions returns pointer to the default Exchange options.
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func getDefaultExchangeOptions() *ExchangeOptions {
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return &ExchangeOptions{
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Name: "",
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Kind: "direct",
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Durable: false,
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AutoDelete: false,
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Internal: false,
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NoWait: false,
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ExchangeArgs: nil,
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Declare: true,
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}
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}
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// getDefaultExchangeOptions declares or verifies the existence of an exchange.
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func declareOrVerifyExchange(exchangeOptions *ExchangeOptions, channel *amqp.Channel) error {
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if exchangeOptions.Declare {
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return channel.ExchangeDeclare(
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exchangeOptions.Name,
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exchangeOptions.Kind,
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exchangeOptions.Durable,
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exchangeOptions.AutoDelete,
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exchangeOptions.Internal,
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exchangeOptions.NoWait,
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tableToAMQPTable(exchangeOptions.ExchangeArgs),
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)
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}
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return channel.ExchangeDeclarePassive(
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exchangeOptions.Name,
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exchangeOptions.Kind,
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exchangeOptions.Durable,
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exchangeOptions.AutoDelete,
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exchangeOptions.Internal,
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exchangeOptions.NoWait,
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tableToAMQPTable(exchangeOptions.ExchangeArgs),
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)
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}
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