//![main]
#include <iostream>
#include <seqan/align.h>

using namespace seqan2;

int main()
{
    // Define the types we need.
    typedef String<char> TSequence;
    typedef StringSet<TSequence> TStringSet;
    typedef StringSet<TSequence, Dependent<> > TDepStringSet;
    typedef Graph<Alignment<TDepStringSet> > TAlignGraph;
    typedef typename VertexDescriptor<TAlignGraph>::Type TVertexDescriptor;

    // Initializing the sequences and the string set.
    TSequence seq1 = "GARFIELDTHECAT";
    TSequence seq2 = "GARFIELDTHEBIGCAT";
    TSequence seq3 = "THEBIGCAT";

    TStringSet strings;
    appendValue(strings, seq1);
    appendValue(strings, seq2);
    appendValue(strings, seq3);

    // Load the string set into the Alignment Graph.
    TAlignGraph alignG(strings);
    TVertexDescriptor u,v;

    // Add two vertices covering "GARFIELD" in the first and the second sequence and connect them with an edge.
    u = addVertex(alignG, positionToId(stringSet(alignG), 0), 0, 8);
    v = addVertex(alignG, positionToId(stringSet(alignG), 1), 0, 8);
    addEdge(alignG, u, v);

    // Add two vertices covering "THE" in the first and the second sequence and connect them with an edge.
    u = addVertex(alignG, positionToId(stringSet(alignG), 0), 8, 3);
    v = addVertex(alignG, positionToId(stringSet(alignG), 1), 8, 3);
    addEdge(alignG, u, v);

    // Find the vertex covering "THE" in the first sequence and add the vertex covering "THE" in the third sequence and connect them with an edge.
    u = findVertex(alignG, positionToId(stringSet(alignG), 0), 8);
    v = addVertex(alignG, positionToId(stringSet(alignG), 2), 0, 3);
    addEdge(alignG, u, v);

    // Find the vertices covering "THE" in the second and the third sequence and connect them with an edge.
    u = findVertex(alignG, positionToId(stringSet(alignG), 1), 8);
    v = findVertex(alignG, positionToId(stringSet(alignG), 2), 0);
    addEdge(alignG, u, v);

    // Add two vertices covering "FAT" in the second and the third sequence and connect them with an edge.
    u = addVertex(alignG, positionToId(stringSet(alignG), 1), 11, 3);
    v = addVertex(alignG, positionToId(stringSet(alignG), 2), 3, 3);
    addEdge(alignG, u, v);

    // Add two vertices covering "CAT" in the first and the second sequence and connect them with an edge.
    u = addVertex(alignG, positionToId(stringSet(alignG), 0), 11, 3);
    v = addVertex(alignG, positionToId(stringSet(alignG), 1), 14, 3);
    addEdge(alignG, u, v);

    // Find the vertex covering "CAT" in the first sequence and add the vertex covering "CAT" in the third sequence and connect them with an edge.
    u = findVertex(alignG, positionToId(stringSet(alignG), 0), 11);
    v = addVertex(alignG, positionToId(stringSet(alignG), 2), 6, 3);
    addEdge(alignG, u, v);

    // Find the vertices covering "CAT" in the second and the third sequence and connect them with an edge.
    u = findVertex(alignG, positionToId(stringSet(alignG), 1), 14);
    v = findVertex(alignG, positionToId(stringSet(alignG), 2), 6);
    addEdge(alignG, u, v);

    std::cout << alignG << std::endl;

    return 0;
}
//![main]
