Line data    Source code

       1             : /* Copyright (C) 2021 Wildfire Games.
       2             :  * This file is part of 0 A.D.
       3             :  *
       4             :  * 0 A.D. is free software: you can redistribute it and/or modify
       5             :  * it under the terms of the GNU General Public License as published by
       6             :  * the Free Software Foundation, either version 2 of the License, or
       7             :  * (at your option) any later version.
       8             :  *
       9             :  * 0 A.D. is distributed in the hope that it will be useful,
      10             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12             :  * GNU General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU General Public License
      15             :  * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
      16             :  */
      17             : 
      18             : #include "precompiled.h"
      19             : 
      20             : #include "ICmpAIManager.h"
      21             : 
      22             : #include "simulation2/system/InterfaceScripted.h"
      23             : #include "scriptinterface/ScriptExtraHeaders.h"
      24             : #include "scriptinterface/JSON.h"
      25             : 
      26             : #include "lib/file/vfs/vfs_util.h"
      27             : #include "ps/Filesystem.h"
      28             : 
      29             : #include <boost/filesystem.hpp>
      30             : 
      31           1 : BEGIN_INTERFACE_WRAPPER(AIManager)
      32             : DEFINE_INTERFACE_METHOD("AddPlayer", ICmpAIManager, AddPlayer)
      33             : DEFINE_INTERFACE_METHOD("TryLoadSharedComponent", ICmpAIManager, TryLoadSharedComponent)
      34             : DEFINE_INTERFACE_METHOD("RunGamestateInit", ICmpAIManager, RunGamestateInit)
      35         233 : END_INTERFACE_WRAPPER(AIManager)
      36             : 
      37             : // Implement the static method that finds all AI scripts
      38             : // that can be loaded via AddPlayer:
      39             : 
      40           0 : struct GetAIsHelper
      41             : {
      42             :     NONCOPYABLE(GetAIsHelper);
      43             : public:
      44           0 :     GetAIsHelper(const ScriptInterface& scriptInterface) :
      45             :         m_ScriptInterface(scriptInterface),
      46           0 :         m_AIs(scriptInterface.GetGeneralJSContext())
      47             :     {
      48           0 :         ScriptRequest rq(m_ScriptInterface);
      49           0 :         m_AIs = JS::NewArrayObject(rq.cx, 0);
      50           0 :     }
      51             : 
      52           0 :     void Run()
      53             :     {
      54           0 :         vfs::ForEachFile(g_VFS, L"simulation/ai/", Callback, (uintptr_t)this, L"*.json", vfs::DIR_RECURSIVE);
      55           0 :     }
      56             : 
      57           0 :     static Status Callback(const VfsPath& pathname, const CFileInfo& UNUSED(fileInfo), const uintptr_t cbData)
      58             :     {
      59           0 :         GetAIsHelper* self = (GetAIsHelper*)cbData;
      60           0 :         ScriptRequest rq(self->m_ScriptInterface);
      61             : 
      62             :         // Extract the 3rd component of the path (i.e. the directory after simulation/ai/)
      63           0 :         fs::wpath components = pathname.string();
      64           0 :         fs::wpath::iterator it = components.begin();
      65           0 :         std::advance(it, 2);
      66           0 :         std::wstring dirname = GetWstringFromWpath(*it);
      67             : 
      68           0 :         JS::RootedValue ai(rq.cx);
      69           0 :         Script::CreateObject(rq, &ai);
      70             : 
      71           0 :         JS::RootedValue data(rq.cx);
      72           0 :         Script::ReadJSONFile(rq, pathname, &data);
      73           0 :         Script::SetProperty(rq, ai, "id", dirname, true);
      74           0 :         Script::SetProperty(rq, ai, "data", data, true);
      75             :         u32 length;
      76           0 :         JS::GetArrayLength(rq.cx, self->m_AIs, &length);
      77           0 :         JS_SetElement(rq.cx, self->m_AIs, length, ai);
      78             : 
      79           0 :         return INFO::OK;
      80             :     }
      81             : 
      82             :     JS::PersistentRootedObject m_AIs;
      83             :     const ScriptInterface& m_ScriptInterface;
      84             : };
      85             : 
      86           0 : JS::Value ICmpAIManager::GetAIs(const ScriptInterface& scriptInterface)
      87             : {
      88           0 :     GetAIsHelper helper(scriptInterface);
      89           0 :     helper.Run();
      90           0 :     return JS::ObjectValue(*helper.m_AIs);
      91           3 : }