v1

type Workflow struct {
	metav1.TypeMeta `json:",inline"`
	// Standard object's metadata.
	// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
	metav1.ObjectMeta `json:"metadata,omitempty"`

	// Spec represents the desired behaviour of the Workflow.
	Spec WorkflowSpec `json:"spec,omitempty"`

	// Status contains the current status off the Workflow
	Status WorkflowStatus `json:"status,omitempty"`
}

type WorkflowCondition struct {
	// Type of workflow condition
	Type WorkflowConditionType `json:"type"`
	// Status of the condition, one of True, False, Unknown.
	Status api.ConditionStatus `json:"status"`
	// Last time the condition was checked.
	LastProbeTime metav1.Time `json:"lastProbeTime,omitempty"`
	// Last time the condition transited from one status to another.
	LastTransitionTime metav1.Time `json:"lastTransitionTime,omitempty"`
	// (brief) reason for the condition's last transition.
	Reason string `json:"reason,omitempty"`
	// Human readable message indicating details about last transition.
	Message string `json:"message,omitempty"`
}

type WorkflowConditionType string

type WorkflowList struct {
	metav1.TypeMeta `json:",inline"`
	// Standard list metadata
	// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
	metav1.ListMeta `json:"metadata,omitempty"`

	// Items is the list of Workflow
	Items []Workflow `json:"items"`
}

type WorkflowSpec struct {
	ActiveDeadlineSeconds *int64 `json:"activeDeadlineSeconds,omitempty"`

	Steps []WorkflowStep `json:"steps,omitempty"`

	// Selector for created jobs (if any)
	Selector *metav1.LabelSelector `json:"selector,omitempty"`
}

type WorkflowStatus struct {
	// Conditions represent the latest available observations of an object's current state.
	Conditions []WorkflowCondition `json:"conditions,omitempty" patchStrategy:"merge" patchMergeKey:"type"`

	// StartTime represents time when the workflow was acknowledged by the Workflow controller
	// It is not guaranteed to be set in happens-before order across separate operations.
	// It is represented in RFC3339 form and is in UTC.
	// StartTime doesn't consider startime of `ExternalReference`
	StartTime *metav1.Time `json:"startTime,omitempty"`

	// CompletionTime represents time when the workflow was completed. It is not guaranteed to
	// be set in happens-before order across separate operations.
	// It is represented in RFC3339 form and is in UTC.
	CompletionTime *metav1.Time `json:"completionTime,omitempty"`

	// Statuses represent status of different steps
	Statuses []WorkflowStepStatus `json:"statuses"`
}

type WorkflowStep struct {
	// Name of the step
	Name string `json:"name,omitempty"`

	// JobTemplate contains the job specificaton that should be run in this Workflow.
	// Only one between externalRef and JobTemplate can be set.
	JobTemplate *batch.JobTemplateSpec `json:"jobTemplate,omitempty"`

	// External contains a reference to another schedulable resource.
	// Only one between ExternalRef and JobTemplate can be set.
	ExternalRef *api.ObjectReference `json:"externalRef,omitempty"`

	// Dependecies represent dependecies of the current workflow step
	Dependencies []string `json:"dependencies,omitempty"`
}

type WorkflowStepStatus struct {
	// Name represents the Name of the Step
	Name string `json:"name,omitempty"`
	// Complete reports the completion of status`
	Complete bool `json:"complete"`
	// Reference contains a reference to the WorkflowStep
	Reference api.ObjectReference `json:"reference"`
}