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#include "msvc_nmake.h"

#include "option.h"

#include <qregexp.h>

#include <qhash.h>

#include <qdir.h>

#include <time.h>

QT_BEGIN_NAMESPACE

NmakeMakefileGenerator::NmakeMakefileGenerator() : Win32MakefileGenerator(), init_flag(false)

{

}

bool

NmakeMakefileGenerator::writeMakefile(QTextStream &t)

{

    writeHeader(t);

    if(!project->values("QMAKE_FAILED_REQUIREMENTS").isEmpty()) {

        QStringList &qut = project->values("QMAKE_EXTRA_TARGETS");

        for(QStringList::ConstIterator it = qut.begin(); it != qut.end(); ++it)

            t << *it << " ";

        t << "all first clean:" << "\n\t"

          << "@echo \"Some of the required modules ("

          << var("QMAKE_FAILED_REQUIREMENTS") << ") are not available.\"" << "\n\t"

          << "@echo \"Skipped.\"" << endl << endl;

        writeMakeQmake(t);

        return true;

    }

    if(project->first("TEMPLATE") == "app" ||

       project->first("TEMPLATE") == "lib") {

#if 0

        if(Option::mkfile::do_stub_makefile)

            return MakefileGenerator::writeStubMakefile(t);

#endif

        writeNmakeParts(t);

        return MakefileGenerator::writeMakefile(t);

    }

    else if(project->first("TEMPLATE") == "subdirs") {

        writeSubDirs(t);

        return true;

    }

    return false;

}

QStringList &NmakeMakefileGenerator::findDependencies(const QString &file)

{

    QStringList &aList = MakefileGenerator::findDependencies(file);

    // Note: The QMAKE_IMAGE_COLLECTION file have all images

    // as dependency, so don't add precompiled header then

    if (file == project->first("QMAKE_IMAGE_COLLECTION"))

        return aList;

    for(QStringList::Iterator it = Option::cpp_ext.begin(); it != Option::cpp_ext.end(); ++it) {

        if(file.endsWith(*it)) {

            if(!precompObj.isEmpty() && !aList.contains(precompObj))

                aList += precompObj;

            break;

        }

    }

    return aList;

}

void NmakeMakefileGenerator::writeNmakeParts(QTextStream &t)

{

    writeStandardParts(t);

    // precompiled header

    if(usePCH) {

        QString precompRule = QString("-c -Yc -Fp%1 -Fo%2").arg(precompPch).arg(precompObj);

        t << precompObj << ": " << precompH << " " << findDependencies(precompH).join(" \\\n\t\t")

          << "\n\t" << "$(CXX) " + precompRule +" $(CXXFLAGS) $(INCPATH) -TP " << precompH << endl << endl;

    }

}

QString NmakeMakefileGenerator::var(const QString &value)

{

    if (usePCH) {

        if ((value == "QMAKE_RUN_CXX_IMP_BATCH"

            || value == "QMAKE_RUN_CXX_IMP"

            || value == "QMAKE_RUN_CXX")) {

            QFileInfo precompHInfo(fileInfo(precompH));

            QString precompRule = QString("-c -FI%1 -Yu%2 -Fp%3")

                .arg(precompHInfo.fileName())

                .arg(precompHInfo.fileName())

                .arg(precompPch);

            QString p = MakefileGenerator::var(value);

            p.replace("-c", precompRule);

            // Cannot use -Gm with -FI & -Yu, as this gives an

            // internal compiler error, on the newer compilers

            p.remove("-Gm");

            return p;

        } else if (value == "QMAKE_CXXFLAGS") {

            // Remove internal compiler error option

            return MakefileGenerator::var(value).remove("-Gm");

        }

    }

    // Normal val

    return MakefileGenerator::var(value);

}

void NmakeMakefileGenerator::init()

{

    if(init_flag)

        return;

    init_flag = true;

    /* this should probably not be here, but I'm using it to wrap the .t files */

    if(project->first("TEMPLATE") == "app")

        project->values("QMAKE_APP_FLAG").append("1");

    else if(project->first("TEMPLATE") == "lib")

        project->values("QMAKE_LIB_FLAG").append("1");

    else if(project->first("TEMPLATE") == "subdirs") {

        MakefileGenerator::init();

        if(project->values("MAKEFILE").isEmpty())

            project->values("MAKEFILE").append("Makefile");

        if(project->values("QMAKE_QMAKE").isEmpty())

            project->values("QMAKE_QMAKE").append("qmake");

        if(project->isEmpty("QMAKE_COPY_FILE"))

            project->values("QMAKE_COPY_FILE").append("$(COPY)");

        if(project->isEmpty("QMAKE_COPY_DIR"))

            project->values("QMAKE_COPY_DIR").append("xcopy /s /q /y /i");

        if(project->isEmpty("QMAKE_INSTALL_FILE"))

            project->values("QMAKE_INSTALL_FILE").append("$(COPY_FILE)");

        if(project->isEmpty("QMAKE_INSTALL_PROGRAM"))

            project->values("QMAKE_INSTALL_PROGRAM").append("$(COPY_FILE)");

        if(project->isEmpty("QMAKE_INSTALL_DIR"))

            project->values("QMAKE_INSTALL_DIR").append("$(COPY_DIR)");

        return;

    }

    project->values("QMAKE_LIBS") += escapeFilePaths(project->values("LIBS"));

    project->values("QMAKE_LIBS_PRIVATE") += escapeFilePaths(project->values("LIBS_PRIVATE"));

    processVars();

    if (!project->values("RES_FILE").isEmpty()) {

        project->values("QMAKE_LIBS") += escapeFilePaths(project->values("RES_FILE"));

    }

    if(!project->values("DEF_FILE").isEmpty())

        project->values("QMAKE_LFLAGS").append(QString("/DEF:") + escapeFilePath(project->first("DEF_FILE")));

    if(!project->values("VERSION").isEmpty()) {

        QString version = project->values("VERSION")[0];

        int firstDot = version.indexOf(".");

        QString major = version.left(firstDot);

        QString minor = version.right(version.length() - firstDot - 1);

        minor.replace(".", "");

        project->values("QMAKE_LFLAGS").append("/VERSION:" + major + "." + minor);

    }

    // Base class init!

    MakefileGenerator::init();

    // Setup PCH variables

    precompH = project->first("PRECOMPILED_HEADER");

    usePCH = !precompH.isEmpty() && project->isActiveConfig("precompile_header");

    if (usePCH) {

        // Created files

        precompObj = var("PRECOMPILED_DIR") + project->first("TARGET") + "_pch" + Option::obj_ext;

        precompPch = var("PRECOMPILED_DIR") + project->first("TARGET") + "_pch.pch";

        // Add linking of precompObj (required for whole precompiled classes)

        project->values("OBJECTS")                  += precompObj;

        // Add pch file to cleanup

        project->values("QMAKE_CLEAN")          += precompPch;

        // Return to variable pool

        project->values("PRECOMPILED_OBJECT") = QStringList(precompObj);

        project->values("PRECOMPILED_PCH")    = QStringList(precompPch);

    }

    QString version = project->first("TARGET_VERSION_EXT");

    if(project->isActiveConfig("shared")) {

        project->values("QMAKE_CLEAN").append(project->first("DESTDIR") + project->first("TARGET") + version + ".exp");

    }

    if(project->isActiveConfig("debug")) {

        project->values("QMAKE_CLEAN").append(project->first("DESTDIR") + project->first("TARGET") + version + ".pdb");

        project->values("QMAKE_CLEAN").append(project->first("DESTDIR") + project->first("TARGET") + version + ".ilk");

        project->values("QMAKE_CLEAN").append("vc*.pdb");

        project->values("QMAKE_CLEAN").append("vc*.idb");

    }

}

void NmakeMakefileGenerator::writeLibDirPart(QTextStream &t)

{

    QStringList libDirs = project->values("QMAKE_LIBDIR");

    for (int i = 0; i < libDirs.size(); ++i)

        libDirs[i].remove("\"");

    t << valGlue(libDirs,"/LIBPATH:\"","\" /LIBPATH:\"","\"") << " ";

}

void NmakeMakefileGenerator::writeImplicitRulesPart(QTextStream &t)

{

    t << ".SUFFIXES:";

    for(QStringList::Iterator cit = Option::c_ext.begin(); cit != Option::c_ext.end(); ++cit)

        t << " " << (*cit);

    for(QStringList::Iterator cppit = Option::cpp_ext.begin(); cppit != Option::cpp_ext.end(); ++cppit)

        t << " " << (*cppit);

    t << endl << endl;

    if(!project->isActiveConfig("no_batch")) {

        // Batchmode doesn't use the non implicit rules QMAKE_RUN_CXX & QMAKE_RUN_CC

        project->variables().remove("QMAKE_RUN_CXX");

        project->variables().remove("QMAKE_RUN_CC");

        QHash<QString, void*> source_directories;

        source_directories.insert(".", (void*)1);

        QString directories[] = { QString("UI_SOURCES_DIR"), QString("UI_DIR"), QString() };

        for(int y = 0; !directories[y].isNull(); y++) {

            QString dirTemp = project->first(directories[y]);

            if (dirTemp.endsWith("\\"))

                dirTemp.truncate(dirTemp.length()-1);

            if(!dirTemp.isEmpty())

                source_directories.insert(dirTemp, (void*)1);

        }

        QString srcs[] = { QString("SOURCES"), QString("GENERATED_SOURCES"), QString() };

        for(int x = 0; !srcs[x].isNull(); x++) {

            QStringList &l = project->values(srcs[x]);

            for(QStringList::Iterator sit = l.begin(); sit != l.end(); ++sit) {

                QString sep = "\\";

                if((*sit).indexOf(sep) == -1)

                    sep = "/";

                QString dir = (*sit).section(sep, 0, -2);

                if(!dir.isEmpty() && !source_directories[dir])

                    source_directories.insert(dir, (void*)1);

            }

        }

        for(QHash<QString, void*>::Iterator it(source_directories.begin()); it != source_directories.end(); ++it) {

            if(it.key().isEmpty())

                continue;

            QString objDir = var("OBJECTS_DIR");

            if (objDir == ".\\")

                objDir = "";

            for(QStringList::Iterator cppit = Option::cpp_ext.begin(); cppit != Option::cpp_ext.end(); ++cppit)

                t << "{" << it.key() << "}" << (*cppit) << "{" << objDir << "}" << Option::obj_ext << "::\n\t"

                  << var("QMAKE_RUN_CXX_IMP_BATCH").replace(QRegExp("\\$@"), var("OBJECTS_DIR")) << endl << "\t$<" << endl << "<<" << endl << endl;

            for(QStringList::Iterator cit = Option::c_ext.begin(); cit != Option::c_ext.end(); ++cit)

                t << "{" << it.key() << "}" << (*cit) << "{" << objDir << "}" << Option::obj_ext << "::\n\t"

                  << var("QMAKE_RUN_CC_IMP_BATCH").replace(QRegExp("\\$@"), var("OBJECTS_DIR")) << endl << "\t$<" << endl << "<<" << endl << endl;

        }

    } else {

        for(QStringList::Iterator cppit = Option::cpp_ext.begin(); cppit != Option::cpp_ext.end(); ++cppit)

            t << (*cppit) << Option::obj_ext << ":\n\t" << var("QMAKE_RUN_CXX_IMP") << endl << endl;

        for(QStringList::Iterator cit = Option::c_ext.begin(); cit != Option::c_ext.end(); ++cit)

            t << (*cit) << Option::obj_ext << ":\n\t" << var("QMAKE_RUN_CC_IMP") << endl << endl;

    }

}

void NmakeMakefileGenerator::writeBuildRulesPart(QTextStream &t)

{

    t << "first: all" << endl;

    t << "all: " << fileFixify(Option::output.fileName()) << " " << varGlue("ALL_DEPS"," "," "," ") << "$(DESTDIR_TARGET)" << endl << endl;

    t << "$(DESTDIR_TARGET): " << var("PRE_TARGETDEPS") << " $(OBJECTS) " << var("POST_TARGETDEPS");

    if(!project->isEmpty("QMAKE_PRE_LINK"))

        t << "\n\t" <<var("QMAKE_PRE_LINK");

    if(project->isActiveConfig("staticlib")) {

        t << "\n\t" << "$(LIBAPP) $(LIBFLAGS) /OUT:$(DESTDIR_TARGET) @<<" << "\n\t  "

          << "$(OBJECTS)";

    } else {

        t << "\n\t" << "$(LINK) $(LFLAGS) /OUT:$(DESTDIR_TARGET) @<< " << "\n\t  "

          << "$(OBJECTS) $(LIBS)";

    }

    t << endl << "<<";

    QString signature = !project->isEmpty("SIGNATURE_FILE") ? var("SIGNATURE_FILE") : var("DEFAULT_SIGNATURE");

    bool useSignature = !signature.isEmpty() && !project->isActiveConfig("staticlib") && 

                        !project->isEmpty("CE_SDK") && !project->isEmpty("CE_ARCH");

    if(useSignature) {

        t << "\n\tsigntool sign /F " << signature << " $(DESTDIR_TARGET)";

    }

    if(!project->isEmpty("QMAKE_POST_LINK")) {

        if (useSignature)

            t << " && " << var("QMAKE_POST_LINK");

        else

            t << "\n\t" << var("QMAKE_POST_LINK");

    }

    t << endl;

}

QT_END_NAMESPACE