prune

type DataSet interface {
	GetBuildConfig(build *buildapi.Build) (*buildapi.BuildConfig, bool, error)
	ListBuildConfigs() ([]*buildapi.BuildConfig, error)
	ListBuilds() ([]*buildapi.Build, error)
	ListBuildsByBuildConfig(buildConfig *buildapi.BuildConfig) ([]*buildapi.Build, error)
}

type Filter interface {
	Filter(builds []*buildapi.Build) []*buildapi.Build
}

type FilterPredicate func(build *buildapi.Build) bool

type Pruner interface {
	// Prune is responsible for actual removal of builds identified as candidates
	// for pruning based on pruning algorithm.
	Prune(deleter buildclient.BuildDeleter) error
}

type PrunerOptions struct {
	// KeepYoungerThan indicates the minimum age a BuildConfig must be to be a
	// candidate for pruning.
	KeepYoungerThan time.Duration
	// Orphans if true will include inactive orphan builds in candidate prune set
	Orphans bool
	// KeepComplete is per BuildConfig how many of the most recent builds should be preserved
	KeepComplete int
	// KeepFailed is per BuildConfig how many of the most recent failed builds should be preserved
	KeepFailed int
	// BuildConfigs is the entire list of buildconfigs across all namespaces in the cluster.
	BuildConfigs []*buildapi.BuildConfig
	// Builds is the entire list of builds across all namespaces in the cluster.
	Builds []*buildapi.Build
}

type Resolver interface {
	Resolve() ([]*buildapi.Build, error)
}