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#include <cstdio>
#include <algorithm>
#include <filesystem>
#include <map>
#include <string>
#include <vector>
#include <unordered_map>
#include <utility>
#include <QWidget>
#include <QApplication>
#include "mingui.hpp"
using std::size_t;
namespace fs = std::filesystem;
std::unordered_map<fs::path, size_t> fnmap;
std::vector<fs::path> fns;
std::map<std::pair<size_t, size_t>, double> dist;
std::vector<size_t> par;
std::vector<std::vector<size_t>> lists;
MinGuiWidget *w = nullptr;
size_t curlist;
size_t get_root(size_t x)
{
if (x != par[x])
return par[x] = get_root(par[x]);
return x;
}
void combine(size_t x, size_t y)
{
x = get_root(x);
y = get_root(y);
par[x] = y;
}
void load_result(const char* rp)
{
FILE *f = fopen(rp, "rb");
while (1)
{
int l;
double d;
fs::path::string_type s1, s2;
if (feof(f)) break;
fread(&l, sizeof(int), 1, f);
s1.resize(l);
fread(s1.data(), sizeof(fs::path::value_type), l, f);
fnmap.try_emplace(s1, fnmap.size() + 1);
fread(&l, sizeof(int), 1, f);
s2.resize(l);
fread(s2.data(), sizeof(fs::path::value_type), l, f);
fnmap.try_emplace(s2, fnmap.size() + 1);
fread(&d, sizeof(double), 1, f);
dist[std::make_pair(fnmap[s1], fnmap[s2])] = d;
}
fclose(f);
}
std::vector<fs::path> build_list(const std::vector<size_t> &l)
{
std::vector<fs::path> ret;
for (auto &x : l)
ret.push_back(fns[x]);
return ret;
}
std::map<std::pair<size_t, size_t>, double> build_dists(const std::vector<size_t> &l)
{
std::map<std::pair<size_t, size_t>, double> ret;
for (size_t i = 0; i < l.size(); ++i)
{
for (size_t j = i + 1; j < l.size(); ++j)
{
size_t x = l[i], y = l[j];
if (dist.find(std::make_pair(x, y)) != dist.end())
ret[std::make_pair(i, j)] = dist[std::make_pair(x, y)];
else if (dist.find(std::make_pair(y, x)) != dist.end())
ret[std::make_pair(i, j)] = dist[std::make_pair(y, x)];
}
}
return ret;
}
int main(int argc, char **argv)
{
if (argc < 2) return 1;
load_result(argv[1]);
printf("%lu known files\n", fnmap.size());
par.resize(fnmap.size() + 1);
fns.resize(fnmap.size() + 1);
lists.resize(fnmap.size() + 1);
for (auto &kp : fnmap)
fns[kp.second] = kp.first;
for (size_t i = 1; i < par.size(); ++i)
par[i] = i;
for (auto &kp : dist)
{
auto p = kp.first;
combine(p.first, p.second);
}
for (size_t i = 1; i < par.size(); ++i)
lists[get_root(i)].push_back(i);
auto listend = std::remove_if(lists.begin(), lists.end(), [](auto &a){return a.size() < 2;});
lists.erase(listend, lists.end());
if (lists.empty()) return 0;
for (auto &l : lists)
{
if (l.size())
{
for (auto &x : l)
printf("%s,", fns[x].c_str());
puts("");
}
}
fflush(stdout);
QApplication a(argc, argv);
curlist = 0;
w = new MinGuiWidget();
w->show_images(build_list(lists[curlist]));
w->update_distances(build_dists(lists[curlist]));
w->update_permamsg(curlist, lists.size());
w->show();
QObject::connect(w, &MinGuiWidget::next,
[]{
if (curlist < lists.size() - 1) ++curlist;
w->show_images(build_list(lists[curlist]));
w->update_distances(build_dists(lists[curlist]));
w->update_permamsg(curlist, lists.size());
});
QObject::connect(w, &MinGuiWidget::prev,
[]{
if (curlist > 0) --curlist;
w->show_images(build_list(lists[curlist]));
w->update_distances(build_dists(lists[curlist]));
w->update_permamsg(curlist, lists.size());
});
a.exec();
return 0;
}
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