+int get_match_id(sqlite3 *db, QWidget *parent, int requested_match)
+{
+ QStringList items;
+ vector<int> ids;
+ bool requested_match_ok = false;
+
+ // Read the list of matches already in the database.
+ sqlite3_stmt *stmt;
+ int ret = sqlite3_prepare_v2(db, "SELECT match, description FROM match ORDER BY match", -1, &stmt, 0);
+ if (ret != SQLITE_OK) {
+ fprintf(stderr, "SELECT prepare: %s\n", sqlite3_errmsg(db));
+ abort();
+ }
+ for ( ;; ) {
+ ret = sqlite3_step(stmt);
+ if (ret == SQLITE_ROW) {
+ char buf[256];
+ snprintf(buf, sizeof(buf), "%s (%d)", sqlite3_column_text(stmt, 1), sqlite3_column_int(stmt, 0));
+ ids.push_back(sqlite3_column_int(stmt, 0));
+ if (ids.back() == requested_match) {
+ requested_match_ok = true;
+ }
+ items.push_back(buf);
+ } else if (ret == SQLITE_DONE) {
+ break;
+ } else {
+ fprintf(stderr, "SELECT step: %s\n", sqlite3_errmsg(db));
+ abort();
+ }
+ }
+ ret = sqlite3_finalize(stmt);
+ if (ret != SQLITE_OK) {
+ fprintf(stderr, "SELECT finalize: %s\n", sqlite3_errmsg(db));
+ abort();
+ }
+ items.push_back("Add new…");
+
+ if (requested_match_ok) {
+ return requested_match;
+ }
+
+ QString chosen_str;
+ {
+ QInputDialog dialog(parent, Qt::WindowFlags());
+ dialog.setWindowTitle("Open game");
+ dialog.setLabelText("Choose game to analyze:");
+ dialog.setComboBoxItems(items);
+ dialog.setTextValue(items[items.size() - 2]);
+ dialog.setOption(QInputDialog::UseListViewForComboBoxItems, true);
+ if (!dialog.exec()) {
+ return -1;
+ }
+ chosen_str = dialog.textValue();
+ }
+
+ for (unsigned i = 0; i < ids.size(); ++i) {
+ if (chosen_str == items[i]) {
+ return ids[i];
+ }
+ }
+
+ // Must be a new game. Get its name and insert it into the database.
+ bool ok;
+ QString new_game_str = QInputDialog::getText(parent, "New game", "Choose name for new game:", QLineEdit::Normal, "", &ok);
+ if (!ok || new_game_str.isEmpty()) {
+ return -1;
+ }
+
+ // Insert the new row into the database.
+ ret = sqlite3_prepare_v2(db, "INSERT INTO match (description) VALUES (?)", -1, &stmt, 0);
+ if (ret != SQLITE_OK) {
+ fprintf(stderr, "INSERT prepare: %s\n", sqlite3_errmsg(db));
+ abort();
+ }
+
+ QByteArray new_game_utf8 = new_game_str.toUtf8();
+ sqlite3_bind_text(stmt, 1, (const char *)new_game_utf8.data(), new_game_utf8.size(), SQLITE_STATIC);
+
+ ret = sqlite3_step(stmt);
+ if (ret == SQLITE_ROW) {
+ fprintf(stderr, "INSERT step: %s\n", sqlite3_errmsg(db));
+ abort();
+ }
+
+ ret = sqlite3_finalize(stmt);
+ if (ret != SQLITE_OK) {
+ fprintf(stderr, "INSERT finalize: %s\n", sqlite3_errmsg(db));
+ abort();
+ }
+
+ return sqlite3_last_insert_rowid(db);
+}
+