//===-- PlatformRemoteAppleWatch.h ------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#ifndef liblldb_PlatformRemoteAppleWatch_h_
#define liblldb_PlatformRemoteAppleWatch_h_

// C Includes
// C++ Includes
#include <string>
#include <vector>

// Other libraries and framework includes
// Project includes
#include "lldb/Utility/FileSpec.h"

#include "PlatformDarwin.h"

#include "llvm/Support/FileSystem.h"

class PlatformRemoteAppleWatch : public PlatformDarwin {
public:
  PlatformRemoteAppleWatch();

  ~PlatformRemoteAppleWatch() override = default;

  //------------------------------------------------------------
  // Class Functions
  //------------------------------------------------------------
  static lldb::PlatformSP CreateInstance(bool force,
                                         const lldb_private::ArchSpec *arch);

  static void Initialize();

  static void Terminate();

  static lldb_private::ConstString GetPluginNameStatic();

  static const char *GetDescriptionStatic();

  //------------------------------------------------------------
  // Class Methods
  //------------------------------------------------------------

  //------------------------------------------------------------
  // lldb_private::PluginInterface functions
  //------------------------------------------------------------
  lldb_private::ConstString GetPluginName() override {
    return GetPluginNameStatic();
  }

  uint32_t GetPluginVersion() override { return 1; }

  //------------------------------------------------------------
  // lldb_private::Platform functions
  //------------------------------------------------------------
  lldb_private::Error ResolveExecutable(
      const lldb_private::ModuleSpec &module_spec, lldb::ModuleSP &module_sp,
      const lldb_private::FileSpecList *module_search_paths_ptr) override;

  const char *GetDescription() override { return GetDescriptionStatic(); }

  void GetStatus(lldb_private::Stream &strm) override;

  virtual lldb_private::Error
  GetSymbolFile(const lldb_private::FileSpec &platform_file,
                const lldb_private::UUID *uuid_ptr,
                lldb_private::FileSpec &local_file);

  lldb_private::Error
  GetSharedModule(const lldb_private::ModuleSpec &module_spec,
                  lldb_private::Process *process, lldb::ModuleSP &module_sp,
                  const lldb_private::FileSpecList *module_search_paths_ptr,
                  lldb::ModuleSP *old_module_sp_ptr,
                  bool *did_create_ptr) override;

  bool GetSupportedArchitectureAtIndex(uint32_t idx,
                                       lldb_private::ArchSpec &arch) override;

  void
  AddClangModuleCompilationOptions(lldb_private::Target *target,
                                   std::vector<std::string> &options) override {
    return PlatformDarwin::AddClangModuleCompilationOptionsForSDKType(
        target, options, PlatformDarwin::SDKType::iPhoneOS);
  }

protected:
  struct SDKDirectoryInfo {
    SDKDirectoryInfo(const lldb_private::FileSpec &sdk_dir_spec);
    lldb_private::FileSpec directory;
    lldb_private::ConstString build;
    uint32_t version_major;
    uint32_t version_minor;
    uint32_t version_update;
    bool user_cached;
  };
  typedef std::vector<SDKDirectoryInfo> SDKDirectoryInfoCollection;
  std::mutex m_sdk_dir_mutex;
  SDKDirectoryInfoCollection m_sdk_directory_infos;
  std::string m_device_support_directory;
  std::string m_device_support_directory_for_os_version;
  std::string m_build_update;
  uint32_t m_last_module_sdk_idx;
  uint32_t m_connected_module_sdk_idx;

  bool UpdateSDKDirectoryInfosIfNeeded();

  const char *GetDeviceSupportDirectory();

  const char *GetDeviceSupportDirectoryForOSVersion();

  const SDKDirectoryInfo *GetSDKDirectoryForLatestOSVersion();

  const SDKDirectoryInfo *GetSDKDirectoryForCurrentOSVersion();

  static lldb_private::FileSpec::EnumerateDirectoryResult
  GetContainedFilesIntoVectorOfStringsCallback(
      void *baton, llvm::sys::fs::file_type ft,
      const lldb_private::FileSpec &file_spec);

  uint32_t FindFileInAllSDKs(const char *platform_file_path,
                             lldb_private::FileSpecList &file_list);

  bool GetFileInSDK(const char *platform_file_path, uint32_t sdk_idx,
                    lldb_private::FileSpec &local_file);

  uint32_t FindFileInAllSDKs(const lldb_private::FileSpec &platform_file,
                             lldb_private::FileSpecList &file_list);

  uint32_t GetConnectedSDKIndex();

private:
  DISALLOW_COPY_AND_ASSIGN(PlatformRemoteAppleWatch);
};

#endif // liblldb_PlatformRemoteAppleWatch_h_