actions

type Action interface {
	// Init initializes an Action given its configuration and a list of options
	Init(cfg map[string]interface{}, opts ...Option) error
	// Run, well runs the action.
	// it takes an action Context which is made of:
	//  - `Input`  : an interface{} event message, target name added/deleted,...
	//  - `Env`    : a map[string]interface{} containing the output of previous actions
	//  - `Vars`   : a map[string]interface{} containing variables passed to the action
	//  - `Targets`: a map[string]*types.TargetConfig containing (if the action is ran by a loader)
	//               the currently known targets configurations
	Run(ctx context.Context, aCtx *Context) (interface{}, error)
	// NName returns the configured action name
	NName() string
	// WithTargets passes the known configured targets to the action when initialized
	WithTargets(map[string]*types.TargetConfig)
	// WithLogger passes the configured logger to the action
	WithLogger(*slog.Logger)
}

type Context struct {
	// Input event message, target name added/deleted,...
	Input interface{} `json:"Input,omitempty"`
	// Env used to store the output of a sequence of actions
	Env map[string]interface{} `json:"Env,omitempty"`
	// Vars contains the variables passed to the action
	Vars map[string]interface{} `json:"Vars,omitempty"`
	// a map of known targets configurations
	Targets map[string]*types.TargetConfig `json:"Targets,omitempty"`
}

type Initializer func() Action

type Option func(Action)