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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 "chrome/browser/ui/webui/nearby_internals/nearby_internals_logs_handler.h"
#include <utility>
#include "base/functional/bind.h"
#include "base/i18n/time_formatting.h"
#include "base/values.h"
namespace {
// Keys in the JSON representation of a log message
const char kLogMessageTextKey[] = "text";
const char kLogMessageFeatureKey[] = "feature";
const char kLogMessageTimeKey[] = "time";
const char kLogMessageFileKey[] = "file";
const char kLogMessageLineKey[] = "line";
const char kLogMessageSeverityKey[] = "severity";
// Converts |log_message| to a raw dictionary value used as a JSON argument to
// JavaScript functions.
base::Value::Dict LogMessageToDictionary(
const CrossDeviceLogBuffer::LogMessage& log_message) {
base::Value::Dict dictionary;
dictionary.Set(kLogMessageTextKey, log_message.text);
dictionary.Set(kLogMessageFeatureKey, int(log_message.feature));
dictionary.Set(kLogMessageTimeKey,
base::TimeFormatTimeOfDayWithMilliseconds(log_message.time));
dictionary.Set(kLogMessageFileKey, log_message.file);
dictionary.Set(kLogMessageLineKey, log_message.line);
dictionary.Set(kLogMessageSeverityKey, log_message.severity);
return dictionary;
}
} // namespace
NearbyInternalsLogsHandler::NearbyInternalsLogsHandler() = default;
NearbyInternalsLogsHandler::~NearbyInternalsLogsHandler() = default;
void NearbyInternalsLogsHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"getLogMessages",
base::BindRepeating(&NearbyInternalsLogsHandler::HandleGetLogMessages,
base::Unretained(this)));
}
void NearbyInternalsLogsHandler::OnJavascriptAllowed() {
observation_.Observe(CrossDeviceLogBuffer::GetInstance());
}
void NearbyInternalsLogsHandler::OnJavascriptDisallowed() {
observation_.Reset();
}
void NearbyInternalsLogsHandler::HandleGetLogMessages(
const base::Value::List& args) {
AllowJavascript();
const base::Value& callback_id = args[0];
base::Value::List list;
for (const auto& log : *CrossDeviceLogBuffer::GetInstance()->logs()) {
list.Append(LogMessageToDictionary(log));
}
ResolveJavascriptCallback(callback_id, list);
}
void NearbyInternalsLogsHandler::OnCrossDeviceLogBufferCleared() {
FireWebUIListener("log-buffer-cleared");
}
void NearbyInternalsLogsHandler::OnLogMessageAdded(
const CrossDeviceLogBuffer::LogMessage& log_message) {
FireWebUIListener("log-message-added", LogMessageToDictionary(log_message));
}
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