/*
 * .============.
 * // M A K E / \
 * // C++ DEV / \
 * // E A S Y / \/ \
 * ++ ----------. \/\ .
 * \\ \ \ /\ /
 * \\ \ \ /
 * \\ \ \ /
 * -============'
 *
 * Copyright (c) 2018 Hevake and contributors, all rights reserved.
 *
 * This file is part of cpp-tbox (https://github.com/cpp-main/cpp-tbox)
 * Use of this source code is governed by MIT license that can be found
 * in the LICENSE file in the root of the source tree. All contributing
 * project authors may be found in the CONTRIBUTORS.md file in the root
 * of the source tree.
 */
#ifndef TBOX_MAIN_LOG_H_20220414
#define TBOX_MAIN_LOG_H_20220414

#include <map>

#include <tbox/base/json_fwd.h>

#include <tbox/log/sync_stdout_sink.h>
#include <tbox/log/async_syslog_sink.h>
#include <tbox/log/async_file_sink.h>

#include <tbox/terminal/terminal_nodes.h>

#include "context.h"

namespace tbox {
namespace main {

class Log {
 public:
 void fillDefaultConfig(Json &cfg) const;
 bool initialize(const char *proc_name, Context &ctx, const Json &cfg);
 void cleanup();

 protected:
 struct SinkShellNodes {
 terminal::NodeToken dir;
 terminal::NodeToken set_enable;
 terminal::NodeToken set_color_enable;
 terminal::NodeToken set_level;
 terminal::NodeToken unset_level;
 };

 struct FileSinkShellNodes : public SinkShellNodes {
 terminal::NodeToken set_path;
 terminal::NodeToken set_prefix;
 terminal::NodeToken set_sync_enable;
 terminal::NodeToken set_max_size;
 };

 struct StdoutSink {
 log::SyncStdoutSink sink;
 SinkShellNodes nodes;
 };

 struct SyslogSink {
 log::AsyncSyslogSink sink;
 SinkShellNodes nodes;
 };

 struct FileSink {
 log::AsyncFileSink sink;
 FileSinkShellNodes nodes;
 };

 protected:
 //stdout相关
 bool installStdoutSink();
 bool initStdoutSinkByJson(const Json &js);
 bool uninstallStdoutSink();

 //syslog相关
 bool installSyslogSink();
 bool initSyslogSinkByJson(const Json &js);
 bool uninstallSyslogSink();

 //file相关
 bool installFileSink(const std::string &name);
 bool initFileSinkByJson(const std::string &name, const Json &js, const char *proc_name);
 bool uninstallFileSink(const std::string &name);
 bool uninstallFileSink(FileSink *file_sink, const std::string &name);

 //! 通过JSON初始化Sink共有的配置项
 void initSinkByJson(log::Sink &sink, const Json &js);

 void initShell();

 void installShellForSink(log::Sink &sink, terminal::NodeToken parent_node, SinkShellNodes &nodes, const std::string &name);
 void uninstallShellForSink(terminal::NodeToken parent_node, SinkShellNodes &nodes, const std::string &name);

 void installShellForFileSink(log::AsyncFileSink &sink, FileSinkShellNodes &nodes, const std::string &name);
 void uninstallShellForFileSink(FileSinkShellNodes &nodes, const std::string &name);

 private:
 terminal::TerminalNodes *shell_;

 StdoutSink *stdout_sink_ = nullptr;
 SyslogSink *syslog_sink_ = nullptr;
 std::map<std::string, FileSink*> file_sinks_;

 terminal::NodeToken sink_node_;
 terminal::NodeToken file_sink_node_;
};

}
}

#endif //TBOX_MAIN_LOG_H_20220414