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var (
	// GerritConfigs maps Gerrit config names to gerrit.Configs.
	GerritConfigs = map[config.GerritConfig_Config]*gerrit.Config{
		config.GerritConfig_ANDROID:                   gerrit.ConfigAndroid,
		config.GerritConfig_ANDROID_NO_CR:             gerrit.ConfigAndroidNoCR,
		config.GerritConfig_ANDROID_NO_CR_NO_PR:       gerrit.ConfigAndroidNoCRNoPR,
		config.GerritConfig_ANGLE:                     gerrit.ConfigANGLE,
		config.GerritConfig_CHROMIUM:                  gerrit.ConfigChromium,
		config.GerritConfig_CHROMIUM_NO_CQ:            gerrit.ConfigChromiumNoCQ,
		config.GerritConfig_CHROMIUM_BOT_COMMIT:       gerrit.ConfigChromiumBotCommit,
		config.GerritConfig_CHROMIUM_BOT_COMMIT_NO_CQ: gerrit.ConfigChromiumBotCommitNoCQ,
		config.GerritConfig_CHROMIUM_NO_CR:            gerrit.ConfigChromiumNoCR,
		config.GerritConfig_LIBASSISTANT:              gerrit.ConfigLibAssistant,
	}
)

var (
	// Create exponential backoff config to use for Github calls.
	//
	// The below example demonstrates what a series of
	// retries will look like. retry_interval is 10 seconds,
	// randomization_factor is 0.5, multiplier is 2 and the max_interval is 3
	// minutes. For 5 tries the sequence will be (values in seconds) and
	// assuming we go over the max_elapsed_time on the 5th try:
	//
	//  attempt#      retry_interval      randomized_interval
	//  1              10                 [5,   15]
	//  2              20                 [10,  30]
	//  3              40                 [20,  60]
	//  4              60                 [30,  90]
	//  5             120                 backoff.Stop
	GithubBackOffConfig = &backoff.ExponentialBackOff{
		InitialInterval:     10 * time.Second,
		RandomizationFactor: 0.5,
		Multiplier:          2,
		MaxInterval:         3 * time.Minute,
		MaxElapsedTime:      5 * time.Minute,
		Clock:               backoff.SystemClock,
	}
)