package planr

type Runner struct {
  adapters    []Adapter
}

func (r *Runner) RegisterAdapter(a Adapter) {
  r.adapters = append(r.adapters, a)
}

func (r Runner) adapterCfgs() []AdapterConfig {
  cgs := make([]AdapterConfig, len(r.adapters))
  
  for _, adapter := range r.adapters {
    cgs = append(cgs, adapter.Config())
  }

  return cgs
}

func (r Runner) collectUnits(root string) []TestCase {
  tcs := make([]TestCase, 10)

  collectUnits(root, nil, r.adapterCfgs(), &tcs)

  return tcs
}

func (r Runner) cycle(tcs []TestCase) []TestResult {
  results := make([]TestResult, 0)

  for _, adapter := range r.adapters {
    aname := adapter.Config().Name

    adapter.InitializeBuild()
    
    for _, tc := range tcs {
      if tc.ContainsAdapter(aname) {
        adapter.Build(tc)
      }
    }

    adapter.FinalizeBuild()

    for _, tc := range tcs {
      if tc.ContainsAdapter(aname) {
        results = append(results, adapter.Evaluate(tc))
      }
    }

    adapter.Cleanup()
  }

  return results
}

func (r Runner) Run(root string) [] TestResult {
  tcs := r.collectUnits(root)

  trs := r.cycle(tcs)

  return trs
}