package web

import (
	"strings"
	"testing"

	"gitea.dooplex.hu/admin/felhom-controller/internal/settings"
)

// v0.126.0 Part E — the stale zero-toggle warning line tells the truth. Display-pick only:
// the persisted LastWarning is never mutated; the page swaps the stale "nincs mentésre
// jelölt alkalmazás" run-result for the selection-changed note once ≥1 app is toggled.
// COMPANION red-proof (recorded in REPORT): make offboxWarningDisplay return lastWarning
// unconditionally → TestOffboxWarningDisplay_Pick's 1-enabled case FAILS.

const staleZeroToggleWarning = "Sikeres — nincs mentésre jelölt alkalmazás volt a futáskor."

func TestOffboxWarningDisplay_Pick(t *testing.T) {
	// warning + ≥1 enabled → the replacement line
	if got := offboxWarningDisplay(staleZeroToggleWarning, 1); got != offboxSelectionChangedLine {
		t.Errorf("stale warning + 1 toggled: got %q, want the selection-changed line", got)
	}
	// warning + 0 enabled → the original line, verbatim (the v0.123.0 honesty stays)
	if got := offboxWarningDisplay(staleZeroToggleWarning, 0); got != staleZeroToggleWarning {
		t.Errorf("stale warning + 0 toggled: got %q, want the original warning unchanged", got)
	}
	// any OTHER warning passes through regardless of toggles (quota, partial failure)
	quota := "A tároló a keret 84%-át használja (42/50 GB)."
	if got := offboxWarningDisplay(quota, 3); got != quota {
		t.Errorf("non-stale warning must pass through verbatim, got %q", got)
	}
	// no warning → no line
	if got := offboxWarningDisplay("", 2); got != "" {
		t.Errorf("empty warning must stay empty, got %q", got)
	}
}

func TestOffboxWarningDisplay_RemotePageRender(t *testing.T) {
	// ≥1 toggled: the page shows the replacement, NOT the stale line.
	data := appRowSplitData()
	data["Offbox"] = &settings.OffboxTarget{
		Enabled: true, Host: "nas.local", LastStatus: "ok", EscrowState: "escrowed",
		LastWarning: staleZeroToggleWarning,
	}
	data["OffboxWarningDisplay"] = offboxWarningDisplay(staleZeroToggleWarning, 1)
	html := renderBackupPage(t, "backups_remote", data)
	if !strings.Contains(html, offboxSelectionChangedLine) {
		t.Error("selection-changed note missing with 1 app toggled")
	}
	if strings.Contains(html, staleZeroToggleWarning) {
		t.Error("the stale zero-toggle line still renders alongside the replacement")
	}

	// 0 toggled: the original warning + the v0.123.0 zero-toggle hint, unchanged.
	data = appRowSplitData()
	data["OffboxApps"] = []OffboxAppRow{{Name: "calibre-web", DisplayName: "Calibre-Web", Slug: "calibre-web", Enabled: false}}
	data["OffboxToggledCount"] = 0
	data["Offbox"] = &settings.OffboxTarget{
		Enabled: true, Host: "nas.local", LastStatus: "ok", EscrowState: "escrowed",
		LastWarning: staleZeroToggleWarning,
	}
	data["OffboxWarningDisplay"] = offboxWarningDisplay(staleZeroToggleWarning, 0)
	html = renderBackupPage(t, "backups_remote", data)
	if !strings.Contains(html, staleZeroToggleWarning) {
		t.Error("0 toggled: the original run warning must render unchanged")
	}
	if strings.Contains(html, offboxSelectionChangedLine) {
		t.Error("0 toggled: the selection-changed note must NOT render")
	}
	if !strings.Contains(html, "Nincs távoli mentésre jelölt alkalmazás — jelölj ki legalább egyet.") {
		t.Error("0 toggled: the v0.123.0 hint must stay")
	}
}