config

type Config struct {
	Common commonConfig
	// the list of flow configurations
	Flows []*Flow
}

type Flow struct {
	ID  string // url friendly ID - computed from the name if not given
	Ver int    // flow version, together with an ID form a global compound unique key

	// FlowFile is a path to a config file describing the Tasks.
	// It can be a path to a file in a git repo e.g. git@github.com:floeit/floe.git/build/FLOE.yaml
	// or a local file e.g. file:./foo-bar/floe.yaml
	// a FlowFile may override any setting from the flows defined in the main config file, but it
	// does not make much sense that they override the Triggers.
	FlowFile string `yaml:"flow-file"`

	Name         string   // human friendly name
	ReuseSpace   bool     `yaml:"reuse-space"`   // if true then will use the single workspace and will mutex with other instances of this Flow
	HostTags     []string `yaml:"host-tags"`     // tags that must match the tags on the host
	ResourceTags []string `yaml:"resource-tags"` // tags that if any flow is running with any matching tags then don't launch
	Env          []string // key=value environment variables with

	// Triggers are the node types that define how a run is triggered for this flow.
	Triggers []*node

	// The things to do once a trigger has started this flow
	Tasks []*node
}

type FlowRef struct {
	ID  string
	Ver int
}

type FoundFlow struct {
	// Ref constructed from the Flow
	Ref FlowRef
	// Matched is whatever node cause this flow to be found. It is either the trigger node that
	// matched the criteria to have found the flow and node, or a list of nodes that matched the
	// event that
	Matched *node
	// the full Flow definition
	*Flow
}

type NodeClass string

type NodeRef struct {
	Class NodeClass
	ID    string
}