#include "cmCPluginAPI.h"
#include <string.h>
#include <stdlib.h>
#include <stdio.h>

typedef struct 
{
  char *LibraryName;
  int Argc;
  char** Argv;
} cmVTKWrapTclData;

/* do almost everything in the initial pass */
static int CCONV InitialPass(void *inf, void *mf, int argc, char *argv[])
{
  char* file;
  char* str;
  char *srcs;
  const char* cstr;
  char buffer[1024];
  void *source_file;
  char *args[2];
  char *ccArgs[4];
  char *ccDep[1];
  char *ccOut[1];
  cmLoadedCommandInfo *info = (cmLoadedCommandInfo *)inf;
 
  cmVTKWrapTclData *cdata = 
    (cmVTKWrapTclData *)malloc(sizeof(cmVTKWrapTclData));
  cdata->LibraryName = "BOO";
  cdata->Argc = argc;
  cdata->Argv = argv;
  info->CAPI->SetClientData(info,cdata);

  /* Now check and see if the value has been stored in the cache */
  /* already, if so use that value and don't look for the program */
  if(!info->CAPI->IsOn(mf,"TEST_COMMAND_TEST1"))
    {
    info->CAPI->AddDefinition(mf, "TEST_DEF", "HOO");  
    return 1;
    }
  
  info->CAPI->AddDefinition(mf, "TEST_DEF", "HOO");  
  cdata->LibraryName = "HOO";

  info->CAPI->AddCacheDefinition(mf, "SOME_CACHE_VARIABLE", "ON", 
    "Test cache variable",
    CM_CACHE_BOOL);
  info->CAPI->AddCacheDefinition(mf, "SOME_CACHE_VARIABLE1", "", 
    "Test cache variable 1",
    CM_CACHE_PATH);
  info->CAPI->AddCacheDefinition(mf, "SOME_CACHE_VARIABLE2", "", 
    "Test cache variable 2",
    CM_CACHE_FILEPATH);
  info->CAPI->AddCacheDefinition(mf, "SOME_CACHE_VARIABLE3", "", 
    "Test cache variable 3",
    CM_CACHE_STRING);
  info->CAPI->AddCacheDefinition(mf, "SOME_CACHE_VARIABLE4", "", 
    "Test cache variable 4",
    CM_CACHE_INTERNAL);
  info->CAPI->AddCacheDefinition(mf, "SOME_CACHE_VARIABLE5", "", 
    "Test cache variable 5",
    CM_CACHE_STATIC);

  
  file = info->CAPI->ExpandVariablesInString(mf, "${CMAKE_COMMAND}", 0, 0);

  str = info->CAPI->GetFilenameWithoutExtension(file);
  info->CAPI->DisplaySatus(mf, str);
  info->CAPI->Free(str);
  str = info->CAPI->GetFilenamePath(file);
  info->CAPI->DisplaySatus(mf, str);
  info->CAPI->Free(str);
  str = info->CAPI->Capitalized("cmake");
  info->CAPI->DisplaySatus(mf, str);
  info->CAPI->Free(str);

  info->CAPI->DisplaySatus(mf, info->CAPI->GetProjectName(mf));
  info->CAPI->DisplaySatus(mf, info->CAPI->GetHomeDirectory(mf));
  info->CAPI->DisplaySatus(mf, info->CAPI->GetHomeOutputDirectory(mf));
  info->CAPI->DisplaySatus(mf, info->CAPI->GetStartDirectory(mf));
  info->CAPI->DisplaySatus(mf, info->CAPI->GetStartOutputDirectory(mf));
  info->CAPI->DisplaySatus(mf, info->CAPI->GetCurrentDirectory(mf));
  info->CAPI->DisplaySatus(mf, info->CAPI->GetCurrentOutputDirectory(mf));
  sprintf(buffer, "Cache version: %d.%d, CMake version: %d.%d",
    info->CAPI->GetCacheMajorVersion(mf),
    info->CAPI->GetCacheMinorVersion(mf),
    info->CAPI->GetMajorVersion(mf),
    info->CAPI->GetMinorVersion(mf));
  info->CAPI->DisplaySatus(mf, buffer);
  if ( info->CAPI->CommandExists(mf, "SET") )
    {
    info->CAPI->DisplaySatus(mf, "Command SET exists");
    }
  if ( info->CAPI->CommandExists(mf, "SET_FOO_BAR") )
    {
    info->CAPI->SetError(mf, "Command SET_FOO_BAR should not exists");
    return 0;
    }
  info->CAPI->AddDefineFlag(mf, "-DADDED_DEFINITION");

  source_file = info->CAPI->CreateSourceFile();
  cstr = info->CAPI->SourceFileGetSourceName(source_file);
  sprintf(buffer, "Shold be empty (source file name): [%s]", cstr);
  info->CAPI->DisplaySatus(mf, buffer);
  cstr = info->CAPI->SourceFileGetFullPath(source_file);
  sprintf(buffer, "Shold be empty (source file full path): [%s]", cstr);
  info->CAPI->DisplaySatus(mf, buffer);
  if ( info->CAPI->SourceFileGetPropertyAsBool(source_file, "SOME_PROPERTY") )
    {
    info->CAPI->SetError(mf, "Property SOME_PROPERTY should not be defined");
    return 0;
    }
  info->CAPI->SourceFileSetProperty(source_file, "SOME_PROPERTY2", "HERE");
  cstr = info->CAPI->SourceFileGetProperty(source_file, "ABSTRACT");
  sprintf(buffer, "Should be 0 (source file abstract property): [%p]", cstr);
  info->CAPI->DisplaySatus(mf, buffer);

  info->CAPI->DestroySourceFile(source_file);

  srcs =  argv[2];
  info->CAPI->AddExecutable(mf,"LoadedCommand",1, &srcs, 0);

  /* add customs commands to generate the source file */
  ccArgs[0] = "-E";
  ccArgs[1] = "copy";
  ccArgs[2] = argv[0];
  ccArgs[3] = argv[1];
  ccDep[0] = ccArgs[2];
  ccOut[0] = ccArgs[3];
  info->CAPI->AddCustomCommand(mf, "LoadedCommand.cxx.in",
                               file,
                               4, ccArgs,
                               1, ccDep,
                               1, ccOut,
                               "LoadedCommand");
  

  ccArgs[2] = argv[1];
  ccArgs[3] = argv[2];
  ccDep[0] = ccArgs[2];
  ccOut[0] = ccArgs[3];
  info->CAPI->AddCustomCommandToOutput(mf, ccOut[0],
                                       file,
                                       4, ccArgs,
                                       ccDep[0],
                                       0, 0);


  ccArgs[1] = "echo";
  ccArgs[2] = "Build has finished";
  info->CAPI->AddCustomCommandToTarget(mf, "LoadedCommand",
                                       file,
                                       3, ccArgs,
                                       CM_POST_BUILD);

  info->CAPI->Free(file);

  args[0] = "TEST_EXEC";
  args[1] = "TRUE";

  /* code coverage */
  if (info->CAPI->GetTotalArgumentSize(2,args) != 13)
    {
    return 0;
    }
  info->CAPI->ExecuteCommand(mf,"SET",2,args);
  
  // make sure we can find the source file
  if (!info->CAPI->GetSource(mf,argv[1]))
    {
    info->CAPI->SetError(mf, "Source file could not be found!");
    return 0;    
    }

  return 1;
}

static void  CCONV FinalPass(void *inf, void *mf) 
{
  cmLoadedCommandInfo *info = (cmLoadedCommandInfo *)inf;
  /* get our client data from initial pass */
  cmVTKWrapTclData *cdata = 
    (cmVTKWrapTclData *)info->CAPI->GetClientData(info);
  if (strcmp(info->CAPI->GetDefinition(mf, "TEST_DEF"),"HOO") ||
      strcmp(cdata->LibraryName,"HOO"))
    {
    fprintf(stderr,"*** Failed LOADED COMMAND Final Pass\n");
    }
}
static void CCONV Destructor(void *inf) 
{
  cmLoadedCommandInfo *info = (cmLoadedCommandInfo *)inf;
  /* get our client data from initial pass */
  cmVTKWrapTclData *cdata = 
    (cmVTKWrapTclData *)info->CAPI->GetClientData(info);
  free(cdata);
}

#ifdef MUCHO_MUDSLIDE
void CM_PLUGIN_EXPORT CCONV CMAKE_TEST_COMMANDInit(cmLoadedCommandInfo *info)
{
  info->InitialPass = InitialPass;
  info->FinalPass = FinalPass;
  info->Destructor = Destructor;
  info->m_Inherited = 0;
  info->Name = "CMAKE_TEST_COMMAND";
}
#endif