/*
 * Copyright 2011, Oliver Tappe <zooey@hirschkaefer.de>
 * Distributed under the terms of the MIT License.
 */


#include <package/PackageResolvable.h>

#include <package/hpkg/PackageInfoAttributeValue.h>
#include <package/PackageInfo.h>


namespace BPackageKit {


BPackageResolvable::BPackageResolvable()
{
}


BPackageResolvable::BPackageResolvable(const BPackageResolvableData& data)
        :
        fName(data.name),
        fVersion(data.version),
        fCompatibleVersion(data.compatibleVersion)
{
}


BPackageResolvable::BPackageResolvable(const BString& name,
        const BPackageVersion& version, const BPackageVersion& compatibleVersion)
        :
        fName(name),
        fVersion(version),
        fCompatibleVersion(compatibleVersion)
{
        fName.ToLower();
}


status_t
BPackageResolvable::InitCheck() const
{
        return fName.Length() > 0 ? B_OK : B_NO_INIT;
}


const BString&
BPackageResolvable::Name() const
{
        return fName;
}


const BPackageVersion&
BPackageResolvable::Version() const
{
        return fVersion;
}


const BPackageVersion&
BPackageResolvable::CompatibleVersion() const
{
        return fCompatibleVersion;
}


BString
BPackageResolvable::ToString() const
{
        // the type is part of the name
        BString string = fName;

        if (fVersion.InitCheck() == B_OK)
                string << '=' << fVersion.ToString();

        if (fCompatibleVersion.InitCheck() == B_OK)
                string << " compat>=" << fCompatibleVersion.ToString();

        return string;
}


status_t
BPackageResolvable::SetToString(const BString& expressionString)
{
        fName.Truncate(0);
        fVersion.Clear();
        fCompatibleVersion.Clear();

        return BPackageInfo::ParseResolvableString(expressionString,
                *this);
}


void
BPackageResolvable::SetTo(const BString& name, const BPackageVersion& version,
        const BPackageVersion& compatibleVersion)
{
        fName = name;
        fVersion = version;
        fCompatibleVersion = compatibleVersion;

        fName.ToLower();
}


void
BPackageResolvable::Clear()
{
        fName.Truncate(0);
        fVersion.Clear();
        fCompatibleVersion.Clear();
}


}       // namespace BPackageKit