package command

import (
	"fmt"

	"github.com/hashicorp/terraform/terraform"
	"github.com/mitchellh/cli"
)

// DefaultStateFilename is the default filename used for the state file.
const DefaultStateFilename = "terraform.tfstate"

// DefaultBackupExtention is added to the state file to form the path
const DefaultBackupExtention = ".backup"

func validateContext(ctx *terraform.Context, ui cli.Ui) bool {
	if ws, es := ctx.Validate(); len(ws) > 0 || len(es) > 0 {
		ui.Output(
			"There are warnings and/or errors related to your configuration. Please\n" +
				"fix these before continuing.\n")

		if len(ws) > 0 {
			ui.Output("Warnings:\n")
			for _, w := range ws {
				ui.Output(fmt.Sprintf("  * %s", w))
			}

			if len(es) > 0 {
				ui.Output("")
			}
		}

		if len(es) > 0 {
			ui.Output("Errors:\n")
			for _, e := range es {
				ui.Output(fmt.Sprintf("  * %s", e))
			}
		}

		return false
	}

	return true
}