#include <iostream>
#include <seqan/file.h>
#include <seqan/sequence.h>
#include <seqan/score.h>

using namespace seqan2;

template <typename TText, typename TPattern>
int computeLocalScore(TText const & subText, TPattern const & pattern)
{
    int localScore = 0;
    for (unsigned i = 0; i < length(pattern); ++i)
        if (subText[i] == pattern[i])
            ++localScore;

    return localScore;
}

//![subclassing]
template <typename TText>
int computeLocalScore(TText const & subText, seqan2::String<seqan2::AminoAcid> const & pattern)
{
    int localScore = 0;
    for (unsigned i = 0; i < seqan2::length(pattern); ++i)
        localScore += seqan2::score(seqan2::Blosum62(), subText[i], pattern[i]);

    return localScore;
}
//![subclassing]

//![template]
template <typename TText, typename TPattern>
String<int> computeScore(TText const & text, TPattern const & pattern)
//![template]
{
    String<int> score;
    resize(score, length(text) - length(pattern) + 1, 0);

    for (unsigned i = 0; i < length(text) - length(pattern) + 1; ++i)
        score[i] = computeLocalScore(infix(text, i, i + length(pattern)), pattern);

    return score;
}

void print(String<int> const & text)
{
    for (unsigned i = 0; i < length(text); ++i)
        std::cout << text[i] << " ";
    std::cout << std::endl;
}

int main()
{
    String<char> text = "This is an awesome tutorial to get to now SeqAn!";
    String<char> pattern = "tutorial";
    String<int> score = computeScore(text, pattern);
    print(score);
    return 0;
}
