package stacks

import (
	"errors"
	"strings"
	"testing"
)

// D4 (felhom.eu architecture/16-storage-physical-identity.md §5, R-1068): a data-folder or media app on a
// box with NO drive is refused in words with the way forward — never the field name, never sys_drive.
// COMPANION RED-PROOF: delete the D4 branch in deploy.go → the plain required-field refusal comes back
// („a(z) "Médiatár útvonal" (HDD_PATH) mező kitöltése kötelező", the OMV test's sentence) and this fails.
func TestD4_NoDriveRefusalSpeaksInWords(t *testing.T) {
	for name, yml := range map[string]string{
		"media app":       "display_name: Jellyfin\nmedia_library:\n  folder: films\ndeploy_fields:\n  - env_var: HDD_PATH\n    label: Médiatár útvonal\n    type: path\n    required: true\n",
		"data-folder app": "display_name: Paperless\ndeploy_fields:\n  - env_var: HDD_PATH\n    label: Adattárolási útvonal\n    type: path\n    required: true\n",
	} {
		t.Run(name, func(t *testing.T) {
			m := r553Manager(t, yml)
			_, err := m.DeployStack(DeployRequest{StackName: "r553app", Values: map[string]string{}})
			if err == nil {
				t.Fatal("deploy was admitted on a box with no drive")
			}
			if !errors.Is(err, ErrNeedsDrive) {
				t.Fatalf("want ErrNeedsDrive, got %v", err)
			}
			msg := err.Error()
			if msg != "Ehhez az alkalmazáshoz egy adattároló kell. A Meghajtók oldalon adhatsz hozzá egyet." {
				t.Errorf("the D4 sentence moved: %q", msg)
			}
			for _, bad := range []string{"HDD_PATH", "útvonal", "sys_drive", "kötelező"} {
				if strings.Contains(msg, bad) {
					t.Errorf("the refusal names %q — it must speak in words, not fields: %q", bad, msg)
				}
			}
		})
	}
}

// A path field the household FILLED is not a D4 case: a missing path keeps its own refusal.
func TestD4_FilledPathKeepsItsOwnRefusal(t *testing.T) {
	m := r553Manager(t, "display_name: X\ndeploy_fields:\n  - env_var: HDD_PATH\n    label: Adat\n    type: path\n    required: true\n")
	_, err := m.DeployStack(DeployRequest{StackName: "r553app", Values: map[string]string{"HDD_PATH": "/definitely/not/here/d4"}})
	if !errors.Is(err, ErrPathMissing) {
		t.Fatalf("want ErrPathMissing for a filled, missing path, got %v", err)
	}
}