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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/components/security_token_pin/error_generator.h"
#include "base/i18n/message_formatter.h"
#include "base/i18n/number_formatting.h"
#include "chromeos/strings/grit/chromeos_strings.h"
#include "ui/base/l10n/l10n_util.h"
namespace chromeos {
namespace security_token_pin {
// Only inform the user about the number of attempts left if it's smaller or
// equal to this constant. (This is a pure UX heuristic.)
constexpr int kAttemptsLeftThreshold = 3;
std::u16string GenerateErrorMessage(ErrorLabel error_label,
int attempts_left,
bool accept_input) {
std::u16string error_message;
switch (error_label) {
case ErrorLabel::kInvalidPin:
error_message =
l10n_util::GetStringUTF16(IDS_REQUEST_PIN_DIALOG_INVALID_PIN_ERROR);
break;
case ErrorLabel::kInvalidPuk:
error_message =
l10n_util::GetStringUTF16(IDS_REQUEST_PIN_DIALOG_INVALID_PUK_ERROR);
break;
case ErrorLabel::kMaxAttemptsExceeded:
error_message = l10n_util::GetStringUTF16(
IDS_REQUEST_PIN_DIALOG_MAX_ATTEMPTS_EXCEEDED_ERROR);
break;
case ErrorLabel::kUnknown:
error_message =
l10n_util::GetStringUTF16(IDS_REQUEST_PIN_DIALOG_UNKNOWN_ERROR);
break;
case ErrorLabel::kNone:
if (attempts_left < 0)
return std::u16string();
break;
}
if (!accept_input || attempts_left == -1 ||
attempts_left > kAttemptsLeftThreshold) {
return error_message;
}
if (error_message.empty()) {
return base::i18n::MessageFormatter::FormatWithNumberedArgs(
l10n_util::GetStringUTF16(IDS_REQUEST_PIN_DIALOG_ATTEMPTS_LEFT),
attempts_left);
}
return base::i18n::MessageFormatter::FormatWithNumberedArgs(
l10n_util::GetStringUTF16(IDS_REQUEST_PIN_DIALOG_ERROR_ATTEMPTS),
attempts_left, error_message);
}
} // namespace security_token_pin
} // namespace chromeos
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