/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   file Copyright.txt or https://cmake.org/licensing for details.  */
#include "cmSetSourceFilesPropertiesCommand.h"

#include "cmMakefile.h"
#include "cmSourceFile.h"
#include "cmSystemTools.h"

class cmExecutionStatus;

// cmSetSourceFilesPropertiesCommand
bool
cmSetSourceFilesPropertiesCommand::InitialPass(
    std::vector<std::string> const& args, cmExecutionStatus&)
{
    if(args.size() < 2)
    {
        this->SetError("called with incorrect number of arguments");
        return false;
    }

    // break the arguments into source file names and properties
    int                                      numFiles = 0;
    std::vector<std::string>::const_iterator j;
    j = args.begin();
    // old style allows for specifier before PROPERTIES keyword
    while(j != args.end() && *j != "ABSTRACT" && *j != "WRAP_EXCLUDE" &&
          *j != "GENERATED" && *j != "COMPILE_FLAGS" &&
          *j != "OBJECT_DEPENDS" && *j != "PROPERTIES")
    {
        numFiles++;
        ++j;
    }

    // now call the worker function
    std::string errors;
    bool        ret = cmSetSourceFilesPropertiesCommand::RunCommand(
        this->Makefile, args.begin(), args.begin() + numFiles,
        args.begin() + numFiles, args.end(), errors);
    if(!ret)
    {
        this->SetError(errors);
    }
    return ret;
}

bool
cmSetSourceFilesPropertiesCommand::RunCommand(
    cmMakefile* mf, std::vector<std::string>::const_iterator filebeg,
    std::vector<std::string>::const_iterator fileend,
    std::vector<std::string>::const_iterator propbeg,
    std::vector<std::string>::const_iterator propend, std::string& errors)
{
    std::vector<std::string>                 propertyPairs;
    bool                                     generated = false;
    std::vector<std::string>::const_iterator j;
    // build the property pairs
    for(j = propbeg; j != propend; ++j)
    {
        // old style allows for specifier before PROPERTIES keyword
        if(*j == "ABSTRACT")
        {
            propertyPairs.push_back("ABSTRACT");
            propertyPairs.push_back("1");
        } else if(*j == "WRAP_EXCLUDE")
        {
            propertyPairs.push_back("WRAP_EXCLUDE");
            propertyPairs.push_back("1");
        } else if(*j == "GENERATED")
        {
            generated = true;
            propertyPairs.push_back("GENERATED");
            propertyPairs.push_back("1");
        } else if(*j == "COMPILE_FLAGS")
        {
            propertyPairs.push_back("COMPILE_FLAGS");
            ++j;
            if(j == propend)
            {
                errors = "called with incorrect number of arguments "
                         "COMPILE_FLAGS with no flags";
                return false;
            }
            propertyPairs.push_back(*j);
        } else if(*j == "OBJECT_DEPENDS")
        {
            propertyPairs.push_back("OBJECT_DEPENDS");
            ++j;
            if(j == propend)
            {
                errors = "called with incorrect number of arguments "
                         "OBJECT_DEPENDS with no dependencies";
                return false;
            }
            propertyPairs.push_back(*j);
        } else if(*j == "PROPERTIES")
        {
            // now loop through the rest of the arguments, new style
            ++j;
            while(j != propend)
            {
                propertyPairs.push_back(*j);
                if(*j == "GENERATED")
                {
                    ++j;
                    if(j != propend && cmSystemTools::IsOn(*j))
                    {
                        generated = true;
                    }
                } else
                {
                    ++j;
                }
                if(j == propend)
                {
                    errors = "called with incorrect number of arguments.";
                    return false;
                }
                propertyPairs.push_back(*j);
                ++j;
            }
            // break out of the loop because j is already == end
            break;
        } else
        {
            errors = "called with illegal arguments, maybe missing a "
                     "PROPERTIES specifier?";
            return false;
        }
    }

    // now loop over all the files
    for(j = filebeg; j != fileend; ++j)
    {
        // get the source file
        cmSourceFile* sf = mf->GetOrCreateSource(*j, generated);
        if(sf)
        {
            // now loop through all the props and set them
            unsigned int k;
            for(k = 0; k < propertyPairs.size(); k = k + 2)
            {
                sf->SetProperty(propertyPairs[k], propertyPairs[k + 1].c_str());
            }
        }
    }
    return true;
}
