// Task tracking
//
// Task and its associated structs implements a task tracker used to record the
// health and outcomes of individual jobs that the runner executes.
package runner

import (
	"github.com/gofrs/uuid"
)

type JobContext struct {
	Id     string
	Status string
	Error  error
}

type TaskContext struct {
	Jobs map[string]*JobContext
}

type Task struct {
	Id      string
	Context TaskContext
}

func NewTask() Task {
	return Task{
		Id: uuid.Must(uuid.NewV1()).String(),
		Context: TaskContext{
			Jobs: map[string]*JobContext{},
		},
	}
}

func (t *Task) AddJob() string {
	jobContext := NewJobContext()
	t.Context.Jobs[jobContext.Id] = &jobContext

	return jobContext.Id
}

func (t *Task) GetJobContext(jobId string) *JobContext {
	ctx, exists := t.Context.Jobs[jobId]

	if exists {
		return ctx
	}

	return nil
}

func (t Task) HasError() bool {
	for _, job := range t.Context.Jobs {
		if job.Error != nil {
			return true
		}
	}

	return false
}

func NewJobContext() JobContext {
	return JobContext{
		Id: uuid.Must(uuid.NewV1()).String(),
	}
}

func (c *JobContext) SetStatus(newStatus string) *JobContext {
	c.Status = newStatus

	return c
}

func (c *JobContext) SetError(err error) *JobContext {
	c.Error = err
	return c
}