git.sesse.net Git - pkanalytics/blob - main.cpp

   1 #include <QMediaPlayer>
   2 #include <QMainWindow>
   3 #include <QApplication>
   4 #include <QGridLayout>
   5 #include <QVideoWidget>
   6 #include <QShortcut>
   7 #include <algorithm>
   8 #include <string>
   9 #include <map>
  10 #include <vector>
  11 #include <optional>
  12 #include <sqlite3.h>
  13 #include "mainwindow.h"
  14 #include "ui_mainwindow.h"
  15 #include "events.h"
  16 #include "players.h"
  17
  18 using namespace std;
  19
  20 string format_timestamp(uint64_t pos)
  21 {
  22         int ms = pos % 1000;
  23         pos /= 1000;
  24         int sec = pos % 60;
  25         pos /= 60;
  26         int min = pos % 60;
  27         int hour = pos / 60;
  28
  29         char buf[256];
  30         snprintf(buf, sizeof(buf), "%d:%02d:%02d.%03d", hour, min, sec, ms);
  31         return buf;
  32 }
  33
  34 MainWindow::MainWindow(EventsModel *events, PlayersModel *players) : events(events), players(players)
  35 {
  36         video = new QMediaPlayer;
  37         //video->setSource(QUrl::fromLocalFile("/home/sesse/dev/stats/ultimate.mkv"));
  38         video->setSource(QUrl::fromLocalFile("/home/sesse/dev/stats/ultimate-prores.mkv"));
  39         video->play();
  40
  41         ui = new Ui::MainWindow;
  42         ui->setupUi(this);
  43
  44         ui->event_view->setModel(events);
  45         connect(ui->event_view->selectionModel(), &QItemSelectionModel::currentRowChanged,
  46                 [this, events](const QModelIndex &current, const QModelIndex &previous) {
  47                         video->setPosition(events->get_time(current.row()));
  48                 });
  49
  50         ui->player_view->setModel(players);
  51
  52         connect(video, &QMediaPlayer::positionChanged, [this](uint64_t pos) {
  53                 position_changed(pos);
  54         });
  55
  56         video->setVideoOutput(ui->video);
  57
  58         connect(ui->minus10s, &QPushButton::clicked, [this]() { seek(-10000); });
  59         connect(ui->plus10s, &QPushButton::clicked, [this]() { seek(10000); });
  60
  61         connect(ui->minus2s, &QPushButton::clicked, [this]() { seek(-2000); });
  62         connect(ui->plus2s, &QPushButton::clicked, [this]() { seek(2000); });
  63
  64         // TODO: Would be nice to actually have a frame...
  65         connect(ui->minus1f, &QPushButton::clicked, [this]() { seek(-20); });
  66         connect(ui->plus1f, &QPushButton::clicked, [this]() { seek(20); });
  67
  68         connect(ui->play_pause, &QPushButton::clicked, [this]() {
  69                 if (playing) {
  70                         video->pause();
  71                         ui->play_pause->setText("Play (space)");
  72                 } else {
  73                         video->setPlaybackRate(1.0);
  74                         video->play();
  75                         ui->play_pause->setText("Pause (space)");
  76                 }
  77                 playing = !playing;
  78
  79                 // Needs to be set anew when we modify setText(), evidently.
  80                 ui->play_pause->setShortcut(QCoreApplication::translate("MainWindow", "Space", nullptr));
  81         });
  82
  83         connect(ui->player_1, &QPushButton::clicked, [this]() { insert_event(1); });
  84         connect(ui->player_2, &QPushButton::clicked, [this]() { insert_event(2); });
  85         connect(ui->player_3, &QPushButton::clicked, [this]() { insert_event(3); });
  86         connect(ui->player_4, &QPushButton::clicked, [this]() { insert_event(4); });
  87         connect(ui->player_5, &QPushButton::clicked, [this]() { insert_event(5); });
  88         connect(ui->player_6, &QPushButton::clicked, [this]() { insert_event(6); });
  89         connect(ui->player_7, &QPushButton::clicked, [this]() { insert_event(7); });
  90
  91         // TODO: disable if nothing is selected
  92         connect(ui->catch_, &QPushButton::clicked, [this]() { set_current_event_type("catch"); });
  93         connect(ui->throwaway, &QPushButton::clicked, [this]() { set_current_event_type("throwaway"); });
  94         connect(ui->drop, &QPushButton::clicked, [this]() { set_current_event_type("drop"); });
  95         connect(ui->goal, &QPushButton::clicked, [this]() { set_current_event_type("goal"); });
  96         connect(ui->offensive_soft_plus, &QPushButton::clicked, [this]() { set_current_event_type("offensive_soft_plus"); });
  97         connect(ui->offensive_soft_minus, &QPushButton::clicked, [this]() { set_current_event_type("offensive_soft_minus"); });
  98         connect(ui->pull, &QPushButton::clicked, [this]() { set_current_event_type("pull"); });
  99         connect(ui->pull_landed, &QPushButton::clicked, [this]() { set_current_event_type("pull_landed"); });
 100
 101         connect(ui->substitution, &QPushButton::clicked, [this]() { make_substitution(); });
 102
 103         QShortcut *key_delete = new QShortcut(QKeySequence(Qt::Key_Delete), this);
 104         connect(key_delete, &QShortcut::activated, [this]() { ui->delete_->animateClick(); });
 105         connect(ui->delete_, &QPushButton::clicked, [this]() { delete_current_event(); });
 106 }
 107
 108 void MainWindow::position_changed(uint64_t pos)
 109 {
 110         ui->timestamp->setText(QString::fromUtf8(format_timestamp(pos)));
 111         if (buffered_seek) {
 112                 video->setPosition(*buffered_seek);
 113                 buffered_seek.reset();
 114         }
 115         if (!playing) {
 116                 video->pause();  // We only played to get a picture.
 117         }
 118         update_status();
 119 }
 120
 121 void MainWindow::seek(int64_t delta_ms)
 122 {
 123         int64_t current_pos = buffered_seek ? *buffered_seek : video->position();
 124         uint64_t pos = max<int64_t>(current_pos + delta_ms, 0);
 125         buffered_seek = pos;
 126         if (!playing) {
 127                 video->setPlaybackRate(0.01);
 128                 video->play();  // Or Qt won't show the seek.
 129         }
 130 }
 131
 132 void MainWindow::insert_event(int button_id)
 133 {
 134         uint64_t t = video->position();
 135         set<int> team = events->get_team_at(t);
 136         if (button_id >= team.size()) {
 137                 return;
 138         }
 139         int player_id = *next(team.begin(), button_id - 1);
 140
 141         ui->event_view->selectionModel()->blockSignals(true);
 142         ui->event_view->selectRow(events->insert_event(t, player_id));
 143         ui->event_view->selectionModel()->blockSignals(false);
 144 }
 145
 146 void MainWindow::set_current_event_type(const string &type)
 147 {
 148         QItemSelectionModel *select = ui->event_view->selectionModel();
 149         if (!select->hasSelection()) {
 150                 return;
 151         }
 152         int row = select->selectedRows().front().row();  // Should only be one, due to our selection behavior.
 153         events->set_event_type(row, type);
 154         update_status();
 155 }
 156
 157 void MainWindow::delete_current_event()
 158 {
 159         QItemSelectionModel *select = ui->event_view->selectionModel();
 160         if (!select->hasSelection()) {
 161                 return;
 162         }
 163         int row = select->selectedRows().front().row();  // Should only be one, due to our selection behavior.
 164         ui->event_view->selectionModel()->blockSignals(true);
 165         events->delete_event(row);
 166         ui->event_view->selectionModel()->blockSignals(false);
 167         update_status();
 168 }
 169
 170 void MainWindow::make_substitution()
 171 {
 172         QItemSelectionModel *select = ui->player_view->selectionModel();
 173
 174         // FIXME: we should backdate t to start of point (last goal, or 0) if:
 175         // - no players we're removing have had actions yet
 176         // - there have been no other in/out events
 177         //
 178         // ...but if so, we might need to modify in/out events that are already there
 179         // (perhaps just overwrite them all?)
 180         uint64_t t = video->position();
 181
 182         set<int> old_team = events->get_team_at(t);
 183         set<int> new_team;
 184
 185         for (QModelIndex row : select->selectedRows()) {
 186                 new_team.insert(players->get_player_id(row.row()));
 187         }
 188
 189         for (int player_id : old_team) {
 190                 if (!new_team.count(player_id)) {
 191                         events->insert_event(t, player_id, "out");
 192                 }
 193         }
 194         for (int player_id : new_team) {
 195                 if (!old_team.count(player_id)) {
 196                         events->insert_event(t, player_id, "in");
 197                 }
 198         }
 199 }
 200
 201 void MainWindow::update_status()
 202 {
 203         uint64_t t = video->position();
 204         EventsModel::Status s = events->get_status_at(t);
 205         char buf[256];
 206         snprintf(buf, sizeof(buf), "%d–%d | %s | %d passes, %d sec possession",
 207                 s.our_score, s.their_score, s.offense ? "offense" : "defense", s.num_passes, s.possession_sec);
 208         ui->status->setText(buf);
 209
 210         // FIXME: sort by number, instead of by internal ID
 211         QPushButton *buttons[] = {
 212                 ui->player_1,
 213                 ui->player_2,
 214                 ui->player_3,
 215                 ui->player_4,
 216                 ui->player_5,
 217                 ui->player_6,
 218                 ui->player_7
 219         };
 220         const char shortcuts[] = "qweasdf";
 221         int num_players = 0;
 222         for (int player_id : events->get_team_at(t)) {
 223                 QPushButton *btn = buttons[num_players];
 224                 string label = players->get_player_name_by_id(player_id) + " (&" + shortcuts[num_players] + ")";
 225                 char shortcut[2] = "";
 226                 shortcut[0] = toupper(shortcuts[num_players]);
 227                 btn->setText(QString::fromUtf8(label));
 228                 btn->setShortcut(QCoreApplication::translate("MainWindow", shortcut, nullptr));
 229                 btn->setEnabled(true);
 230                 if (++num_players == 7) {
 231                         break;
 232                 }
 233         }
 234         for (int i = num_players; i < 7; ++i) {
 235                 QPushButton *btn = buttons[i];
 236                 btn->setText("No player");
 237                 btn->setEnabled(false);
 238         }
 239 }
 240
 241 sqlite3 *open_db(const char *filename)
 242 {
 243         sqlite3 *db;
 244         int ret = sqlite3_open(filename, &db);
 245         if (ret != SQLITE_OK) {
 246                 fprintf(stderr, "%s: %s\n", filename, sqlite3_errmsg(db));
 247                 exit(1);
 248         }
 249
 250         sqlite3_exec(db, R"(
 251                 CREATE TABLE IF NOT EXISTS player (player INTEGER PRIMARY KEY, number VARCHAR, name VARCHAR);
 252         )", nullptr, nullptr, nullptr);  // Ignore errors.
 253
 254         sqlite3_exec(db, R"(
 255                 CREATE TABLE IF NOT EXISTS event (event INTEGER PRIMARY KEY, t INTEGER, player INTEGER, type VARCHAR, FOREIGN KEY (player) REFERENCES player(player));
 256         )", nullptr, nullptr, nullptr);  // Ignore errors.
 257
 258         sqlite3_exec(db, "PRAGMA journal_mode=WAL", nullptr, nullptr, nullptr);  // Ignore errors.
 259         sqlite3_exec(db, "PRAGMA synchronous=NORMAL", nullptr, nullptr, nullptr);  // Ignore errors.
 260         return db;
 261 }
 262
 263 int main(int argc, char *argv[])
 264 {
 265         QApplication app(argc, argv);
 266         sqlite3 *db = open_db("ultimate.db");
 267
 268         MainWindow mainWindow(new EventsModel(db), new PlayersModel(db));
 269         mainWindow.resize(QSize(1280, 720));
 270         mainWindow.show();
 271
 272         return app.exec();
 273
 274 }