package utils

import (
	"context"
	"time"

	"github.com/MontFerret/ferret/pkg/runtime/core"
	"github.com/MontFerret/ferret/pkg/runtime/values"
)

// Wait pauses the execution for a given period.
// @param timeout (Int) - Integer value indication for how long to pause.
func Wait(_ context.Context, inputs ...core.Value) (core.Value, error) {
	err := core.ValidateArgs(inputs, 1, 1)

	if err != nil {
		return values.None, nil
	}

	arg := values.ZeroInt

	err = core.ValidateType(inputs[0], core.IntType)

	if err != nil {
		return values.None, err
	}

	arg = inputs[0].(values.Int)

	time.Sleep(time.Millisecond * time.Duration(arg))

	return values.None, nil
}