git.sesse.net Git - ultimatescore/blob - update_sheets.js

   1 // Updates back to the Google spreadsheet.
   2 // There's basically zero error handling here, but OK, missing some updates is fine, really.
   3
   4 let jwt_key = {
   5         "type": "service_account",
   6         "project_id": "solskogen-cubemap",
   7         "private_key_id": "9eaf56bb4d6b688c3c73bd532fecdde943eea718",
   8         "private_key": "-----BEGIN PRIVATE KEY-----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\nWYKJbvIPySmSrXhg9seBoSOL\n-----END PRIVATE KEY-----\n",
   9         "client_email": "ultimate-nm-2018@solskogen-cubemap.iam.gserviceaccount.com",
  10         "client_id": "102636658655884526659",
  11         "auth_uri": "https://accounts.google.com/o/oauth2/auth",
  12         "token_uri": "https://accounts.google.com/o/oauth2/token",
  13         "auth_provider_x509_cert_url": "https://www.googleapis.com/oauth2/v1/certs",
  14         "client_x509_cert_url": "https://www.googleapis.com/robot/v1/metadata/x509/ultimate-nm-2018%40solskogen-cubemap.iam.gserviceaccount.com"
  15 };
  16
  17 function post_data(url, contents, content_type, cb, auth) {
  18         let req = new XMLHttpRequest();
  19         req.onload = function(e) {
  20                 cb(req.responseText);
  21         };
  22         req.open('POST', url);
  23         req.setRequestHeader("Content-type", content_type);
  24         if (auth !== undefined) {
  25                 req.setRequestHeader("Authorization", "Bearer " + auth);
  26         }
  27         req.send(contents);
  28 }
  29
  30 function post_json(url, json, cb, auth) {
  31         post_data(url, JSON.stringify(json), "application/json;charset=UTF-8", cb, auth);
  32 }
  33
  34 let current_oauth_access_token = null;
  35 let oauth_expire = 0;
  36
  37 function update_oauth_key(cb) {
  38         let now = Math.floor(new Date().getTime() / 1000);
  39         let jwt = {
  40                 "iss": jwt_key.client_email,
  41                 "scope": "https://www.googleapis.com/auth/spreadsheets",
  42                 "aud":"https://www.googleapis.com/oauth2/v4/token",
  43                 "exp": now + 1800,
  44                 "iat": now,
  45         };
  46         let sJWS = KJUR.jws.JWS.sign(null, {"alg": "RS256"}, jwt, jwt_key.private_key);
  47         post_data('https://www.googleapis.com/oauth2/v4/token',
  48                 "grant_type=urn%3Aietf%3Aparams%3Aoauth%3Agrant-type%3Ajwt-bearer&assertion=" + sJWS,
  49                 "application/x-www-form-urlencoded",
  50                 function(response) {
  51                         current_oauth_access_token = JSON.parse(response)['access_token'];
  52                         console.log("Got new OAuth key.");
  53                         oauth_expire = now + 1800;
  54                         if (cb !== undefined) { cb(); }
  55                 });
  56 }
  57
  58 function possibly_update_oauth_key(cb) {
  59         let now = Math.floor(new Date().getTime() / 1000);
  60         if (oauth_expire - now < 60) {
  61                 console.log("Getting new OAuth key...");
  62                 update_oauth_key(cb);
  63         } else {
  64                 cb();
  65         }
  66 }
  67
  68 function publish_group_rank(teams, games, group_name)
  69 {
  70         let updates = [];
  71         let config = ultimateconfig['group_cells'][group_name];
  72         let cols = config['score_sheet_cols'];
  73
  74         apply_games_to_teams(games, teams, group_name);
  75
  76         // Write the points total to the unsorted columns.
  77         if (config['point_total_start_row'] !== null) {
  78                 for (let i = 0; i < teams.length; ++i) {
  79                         let row = config['point_total_start_row'] + i;
  80                         updates.push({ "range": cols[2] + row, "values": [ [ teams[i].pts ] ] });
  81                 }
  82         }
  83
  84         let tiebreakers = [];
  85         teams = rank(games, teams, 1, tiebreakers);
  86
  87         // Write the ranking table, from scratch.
  88         for (let i = 0; i < teams.length; ++i) {
  89                 let row = config['ranking_list_start_row'] + i;
  90                 updates.push({ "range": cols[0] + row, "values": [ [ teams[i].rank + config['rank_offset'] - 1] ] });
  91                 updates.push({ "range": cols[1] + row, "values": [ [ teams[i].mediumname ] ] });
  92                 updates.push({ "range": cols[2] + row, "values": [ [ teams[i].pts ] ] });
  93         }
  94
  95         let tb_str = "";
  96         if (tiebreakers.length != 0) {
  97                 tb_str = tiebreakers.join("\n");
  98         }
  99         updates.push({ "range": config['ranking_list_explain_cell'], "values": [ [ tb_str ] ]});
 100
 101         let json = {
 102                 "valueInputOption": "USER_ENTERED",
 103                 "data": updates
 104         };
 105         possibly_update_oauth_key(function() {
 106                 post_json('https://sheets.googleapis.com/v4/spreadsheets/' + ultimateconfig['score_sheet_id'] + '/values:batchUpdate?key=' + ultimateconfig['api_key'], json, function(response) {}, current_oauth_access_token);
 107         });
 108 }
 109
 110 function montecarlo(all_teams, groups, games, groups_to_calc) {
 111         let pseudo_group_names = ['X', 'Y', 'Z'];
 112         let real_group_names = ['A', 'B', 'C'];  // Better be corresponding to groups_to_calc...
 113         let teams_to_idx = [];
 114
 115         let third_groups = [];
 116         let busted_thirds = false;
 117
 118         // Split teams by group.
 119         let teams = [];
 120         for (let group_idx = 0; group_idx < groups_to_calc.length; ++group_idx) {
 121                 let teams_group = filter_teams_by_group(all_teams, groups, groups_to_calc[group_idx]);
 122                 teams.push(teams_group);
 123                 teams_to_idx.push(make_teams_to_idx(teams_group));
 124         }
 125
 126         for (let simulation_idx = 0; simulation_idx < 100; ++simulation_idx) {  // 100 seems to be enough.
 127                 let thirds = [], ignoreds = [];
 128                 let calc_groups = [];
 129
 130                 for (let group_idx = 0; group_idx < groups_to_calc.length; ++group_idx) {
 131                         let teams_copy = [];
 132                         for (const team of teams[group_idx]) {
 133                                 teams_copy.push(Object.assign({}, team));
 134                         }
 135
 136                         // Fill in random results. We deliberately use a uniform [-13,+13]
 137                         // model here, since we are interested in the extremal results.
 138                         // Of course, not all real games go to 13, but the risk of that
 139                         // influencing the tiebreakers is very slim.
 140                         let games_copy = [], games_with_synth = [];
 141                         for (const game of games) {
 142                                 games_copy.push(Object.assign({}, game));
 143                         }
 144
 145                         for (let i = 0; i < games_copy.length; ++i) {
 146                                 let idx1 = teams_to_idx[group_idx][games_copy[i].name1];
 147                                 let idx2 = teams_to_idx[group_idx][games_copy[i].name2];
 148                                 if (idx1 === undefined || idx2 === undefined) continue;
 149                                 if (games_copy[i].score1 === undefined || games_copy[i].score2 === undefined ||
 150                                     isNaN(games_copy[i].score1) || isNaN(games_copy[i].score2) ||
 151                                     games_copy[i].score1 == games_copy[i].score2) {
 152                                         // These were skipped by apply_games_to_teams() earlier.
 153                                         let score1 = 0, score2 = 0;
 154                                         let r = Math.floor(Math.random() * 26);
 155                                         if (r < 13) {
 156                                                 score1 = 13;
 157                                                 score2 = r;
 158                                                 teams_copy[idx1].pts += 2;
 159                                         } else {
 160                                                 score1 = r - 13;
 161                                                 score2 = 13;
 162                                                 teams_copy[idx2].pts += 2;
 163                                         }
 164                                         games_copy[i].score1 = score1;
 165                                         games_copy[i].score2 = score2;
 166                                         ++teams_copy[idx1].nplayed;
 167                                         ++teams_copy[idx2].nplayed;
 168                                         teams_copy[idx1].goals += score1;
 169                                         teams_copy[idx2].goals += score2;
 170                                         teams_copy[idx1].gd += score1;
 171                                         teams_copy[idx2].gd += score2;
 172                                         teams_copy[idx1].gd -= score2;
 173                                         teams_copy[idx2].gd -= score1;
 174
 175                                         games_with_synth.push({
 176                                                 "name1": games_copy[i].name1,
 177                                                 "name2": games_copy[i].name2,
 178                                                 "score1": score1,
 179                                                 "score2": score2
 180                                         });
 181                                 } else {
 182                                         games_with_synth.push(games_copy[i]);
 183                                         continue;
 184                                 }
 185                         }
 186
 187                         // Now rank according to the simulation.
 188                         let tiebreakers = [];
 189                         teams_copy = rank(games_copy, teams_copy, 1, tiebreakers);
 190
 191                         // See if we have conflicting information with other simulations.
 192                         if (simulation_idx == 0) {
 193                                 for (let i = 0; i < teams[group_idx].length; ++i) {
 194                                         let idx = teams_to_idx[group_idx][teams_copy[i].name];
 195                                         teams[group_idx][idx].simulated_rank = teams_copy[i].rank;
 196                                 }
 197                         } else {
 198                                 for (let i = 0; i < teams[group_idx].length; ++i) {
 199                                         let idx = teams_to_idx[group_idx][teams_copy[i].name];
 200                                         if (teams[group_idx][idx].simulated_rank !== teams_copy[i].rank) {
 201                                                 teams[group_idx][idx].simulated_rank = null;
 202                                         }
 203                                 }
 204                         }
 205
 206                         if (!busted_thirds) {
 207                                 let any_third_found = false;
 208                                 for (let i = 0; i < teams[group_idx].length; ++i) {
 209                                         // Store the third.
 210                                         if (i == 2 || teams_copy[i].rank == 3) {
 211                                                 if (any_third_found) {
 212                                                         busted_thirds = true;
 213                                                 } else {
 214                                                         teams_copy[i].group_idx = group_idx;
 215                                                         thirds.push(teams_copy[i]);
 216                                                         any_third_found = true;
 217                                                 }
 218                                         }
 219                                 }
 220                                 if (ultimateconfig['kick_fifth_from_third'] && teams_copy.length >= 5) {
 221                                         if (teams_copy[4].rank != 5) {
 222                                                 // A real tie for fifth; the rules are unclear, so just give up.
 223                                                 busted_thirds = true;
 224                                         } else {
 225                                                 ignoreds.push(teams_copy[4]);
 226                                         }
 227                                 }
 228                         }
 229
 230                         calc_groups.push({
 231                                 "games": games_with_synth,
 232                                 "teams": teams_copy
 233                         });
 234                 }
 235
 236                 // Also rank thirds.
 237                 if (!busted_thirds) {
 238                         let tiebreakers = [];
 239                         if (ultimateconfig['kick_fifth_from_third']) {
 240                                 // Recompute scores (but not ranks!) without the ignored games. (thirds point to these objects.)
 241                                 for (let group_idx = 0; group_idx < groups_to_calc.length; ++group_idx) {
 242                                         apply_games_to_teams(calc_groups[group_idx].games, calc_groups[group_idx].teams, groups_to_calc[group_idx], ignoreds);
 243                                 }
 244                         }
 245                         let ranked = rank_thirds([], thirds, 1, tiebreakers);
 246                         if (simulation_idx == 0) {
 247                                 third_groups = ranked;
 248                         } else {
 249                                 for (let i = 0; i < groups_to_calc.length; ++i) {
 250                                         if (third_groups[i].group_idx !== ranked[i].group_idx) {
 251                                                 third_groups[i].group_idx = null;
 252                                         }
 253                                 }
 254                         }
 255                 }
 256         }
 257
 258         let replacements = [];
 259         for (let group_idx = 0; group_idx < groups_to_calc.length; ++group_idx) {
 260                 if (third_groups[group_idx].group_idx !== null) {
 261                         replacements.push([ pseudo_group_names[group_idx], real_group_names[third_groups[group_idx].group_idx] ]);
 262                 }
 263         }
 264
 265         for (let group_idx = 0; group_idx < groups_to_calc.length; ++group_idx) {
 266                 for (let i = 0; i < teams[group_idx].length; ++i) {
 267                         if (teams[group_idx][i].simulated_rank !== null) {
 268                                 replacements.push([ real_group_names[group_idx] + teams[group_idx][i].simulated_rank, teams[group_idx][i].shortname ]);
 269                         }
 270                 }
 271         }
 272
 273         return replacements;
 274 }
 275
 276 function names_for_team(team, expansions) {
 277         if (expansions.hasOwnProperty(team)) {
 278                 return expansions[team];
 279         }
 280         let longteam = team.replace("W ", "Win. ").replace("L ", "Los. ");
 281         return [ longteam, longteam, team ];
 282 }
 283
 284 function expand_mediumname_if_single_team(team, expansions) {
 285         if (expansions.hasOwnProperty(team)) {
 286                 return expansions[team][1];
 287         }
 288         return team;
 289 }
 290
 291 function do_replacements(str, replacements) {
 292         for (const r of replacements) {
 293                 str = str.replace(r[0], r[1]);
 294         }
 295         return str;
 296 }
 297
 298 function fill_playoff(all_teams, groups, replacements, teams) {
 299         let team_expansions = {};
 300         for (const team of all_teams) {
 301                 team_expansions[team.name] = team_expansions[team.mediumname] = team_expansions[team.shortname] =
 302                         [ team.name, team.mediumname, team.shortname ];
 303         }
 304
 305         let games = ultimateconfig['playoff_games'];
 306         get_results('Results', function(response) {
 307                 let updates = [], meta_updates = [];
 308                 for (const game of games) {
 309                         let team1 = do_replacements(game[0], replacements);
 310                         let team2 = do_replacements(game[1], replacements);
 311                         let team1_mediumname = expand_mediumname_if_single_team(team1, team_expansions);
 312                         let team2_mediumname = expand_mediumname_if_single_team(team2, team_expansions);
 313                         let row = ultimateconfig['playoff_games_start_row'] + game[3];
 314                         let cols = ultimateconfig['playoff_games_cols'][game[2]];
 315                         let cell_team1 = "Results!" + String.fromCharCode(cols[0] + 65) + row;
 316                         let cell_score1 = "Results!" + String.fromCharCode(cols[1] + 65) + row;
 317                         let cell_score2 = "Results!" + String.fromCharCode(cols[2] + 65) + row;
 318                         let cell_team2 = "Results!" + String.fromCharCode(cols[3] + 65) + row;
 319                         updates.push({ "range": cell_team1, "values": [ [ team1_mediumname ] ] });
 320                         updates.push({ "range": cell_team2, "values": [ [ team2_mediumname ] ] });
 321
 322                         let score1 = response['values'][row - 1][cols[1]];
 323                         let score2 = response['values'][row - 1][cols[2]];
 324                         let game_name = game[4];
 325                         let game_name2 = game_name.replace("Semi", "semi");
 326                         let game_day = game[7];
 327                         if (game_day === undefined) {
 328                                 game_day = 7;  // Sunday.
 329                         }
 330
 331                         let range = {
 332                                 "sheetId": ultimateconfig['score_sheet_index'],
 333                                 "startColumnIndex": cols[1],
 334                                 "endColumnIndex": cols[2] + 1,
 335                                 "startRowIndex": row - 1,
 336                                 "endRowIndex": row
 337                         };
 338
 339                         if (parseInt(score1) >= 0 && parseInt(score2) >= 0 && score1 != score2) {
 340                                 if (parseInt(score1) > parseInt(score2)) {
 341                                         replacements.unshift(["W " + game_name, team1]);
 342                                         replacements.unshift(["L " + game_name, team2]);
 343                                         replacements.unshift(["W " + game_name2, team1]);
 344                                         replacements.unshift(["L " + game_name2, team2]);
 345                                 } else {
 346                                         replacements.unshift(["W " + game_name, team2]);
 347                                         replacements.unshift(["L " + game_name, team1]);
 348                                         replacements.unshift(["W " + game_name2, team2]);
 349                                         replacements.unshift(["L " + game_name2, team1]);
 350                                 }
 351                                 meta_updates.push({ "unmergeCells": { "range": range }});
 352                         } else if (game[5]) {
 353                                 // No score yet, so write the name of the game (e.g. “L-semi 1”)
 354                                 // where the score would normally be, to mark what this game is called.
 355                                 // This is useful with the limited space on the tablet.
 356                                 score1 = score2 = "";
 357                                 updates.push({ "range": cell_score1, "values": [ [ game[4] ] ] });
 358                                 meta_updates.push({ "mergeCells": { "range": range, "mergeType": "MERGE_ALL" }});
 359                         }
 360                 }
 361                 let json = {
 362                         "valueInputOption": "USER_ENTERED",
 363                         "data": updates
 364                 };
 365                 let meta_json = {
 366                         "requests": meta_updates
 367                 };
 368                 possibly_update_oauth_key(function() {
 369                         if (updates.length > 0) {
 370                                 post_json('https://sheets.googleapis.com/v4/spreadsheets/' + ultimateconfig['score_sheet_id'] + '/values:batchUpdate?key=' + ultimateconfig['api_key'], json, function(response) {
 371                                         get_all_group_games(all_teams, groups, function(group_games) {
 372                                                 // NOTE: filter_teams_by_group will be delayed by one cycle
 373                                                 // after W P1 etc. becomes determined for the first time.
 374                                                 let teams_l1 = filter_teams_by_group(all_teams, groups, 'Playoffs 9th–11th');
 375                                                 let teams_l2 = filter_teams_by_group(all_teams, groups, 'Playoffs 12th–14th');
 376                                                 publish_group_rank(teams_l1, group_games, 'Playoffs 9th–11th');
 377                                                 publish_group_rank(teams_l2, group_games, 'Playoffs 12th–14th');
 378                                         });
 379                                 }, current_oauth_access_token);
 380                         }
 381                         if (meta_updates.length > 0) {
 382                                 post_json('https://sheets.googleapis.com/v4/spreadsheets/' + ultimateconfig['score_sheet_id'] + ':batchUpdate?key=' + ultimateconfig['api_key'], meta_json, function(response) {}, current_oauth_access_token);
 383                         }
 384                 });
 385         });
 386 }
 387
 388 function get_results(sheet_name, cb)
 389 {
 390         let req = new XMLHttpRequest();
 391         req.onload = function(e) {
 392                 cb(JSON.parse(req.responseText), sheet_name);
 393         };
 394         req.open('GET', 'https://sheets.googleapis.com/v4/spreadsheets/' + ultimateconfig['score_sheet_id'] + '/values/\'' + sheet_name + '\'!A1:Q50?key=' + ultimateconfig['api_key']);
 395         req.send();
 396 }
 397
 398 function publish_group_ranks() {
 399         get_teams(function(teams) {
 400                 get_groups(function(groups) {
 401                         get_all_group_games(teams, groups, function(games) {
 402                                 let teams_a = filter_teams_by_group(teams, groups, 'Group A');
 403                                 let teams_b = filter_teams_by_group(teams, groups, 'Group B');
 404                                 let teams_c = filter_teams_by_group(teams, groups, 'Group C');
 405                                 publish_group_rank(teams_a, games, 'Group A');
 406                                 publish_group_rank(teams_b, games, 'Group B');
 407                                 publish_group_rank(teams_c, games, 'Group C');
 408
 409                                 let replacements = montecarlo(teams, groups, games, ['Group A', 'Group B', 'Group C']);
 410                                 fill_playoff(teams, groups, replacements, [teams_a, teams_b, teams_c]);
 411                         });
 412                 });
 413         });
 414 }
 415
 416 function get_all_playoff_games(teams, groups, group_games, cb) {
 417         let replacements = montecarlo(teams, groups, group_games, ['Group A', 'Group B', 'Group C']);
 418         let games = ultimateconfig['playoff_games'];
 419         get_results('Results', function(response) {
 420                 let playoff_games = [];
 421                 for (const game of games) {
 422                         let team1 = do_replacements(game[0], replacements);
 423                         let team2 = do_replacements(game[1], replacements);
 424                         let row = ultimateconfig['playoff_games_start_row'] + game[3];
 425                         let cols = ultimateconfig['playoff_games_cols'][game[2]];
 426                         let score1 = response['values'][row - 1][cols[1]];
 427                         let score2 = response['values'][row - 1][cols[2]];
 428                         let streamday = game[7];
 429                         if (streamday === undefined && game[2] === 0) {  // Stream field is by default on stream.
 430                                 streamday = 7;
 431                         }
 432                         playoff_games.push({
 433                                 "name1": team1,
 434                                 "name2": team2,
 435                                 "score1": parseInt(score1),
 436                                 "score2": parseInt(score2),
 437                                 "streamday": streamday,
 438                                 "streamtime": response['values'][row - 1][1].replace('.', ':'),
 439                                 "group_name": game[6]
 440                         });
 441                 }
 442                 cb(playoff_games);
 443         });
 444 }
 445
 446 function get_ranked(teams, games, group_name) {
 447         apply_games_to_teams(games, teams, group_name);
 448         let tiebreakers = [];
 449         teams = rank(games, teams, 1, tiebreakers);
 450         return teams;
 451 }
 452
 453 // Pick out everything that is at rank N _or_ avoids rank N by lack of tiebreakers only.
 454 function pick_out_rank(teams, rank, candidates) {
 455         if (teams.length < rank) {
 456                 return;
 457         }
 458
 459         let lowest_rank = teams[rank - 1].rank;
 460
 461         let count = 0;
 462         for (const team of teams) {
 463                 if (team.rank >= lowest_rank && team.rank <= rank) {
 464                         ++count;
 465                 }
 466         }
 467
 468         if (count >= teams.length / 2) {
 469                 // We have no info yet, ignore this group.
 470                 return;
 471         }
 472
 473         for (const team of teams) {
 474                 if (team.rank >= lowest_rank && team.rank <= rank) {
 475                         candidates.push(team);
 476                 }
 477         }
 478 }
 479
 480 function addsign(x)
 481 {
 482         if (x < 0) {
 483                 return "−" + (-x);
 484         } else if (x == 0) {
 485                 return "=0";
 486         } else {
 487                 return "+" + x;
 488         }
 489 }
 490
 491 function publish_best_thirds() {
 492         if (!ultimateconfig['best_thirds']) return;
 493         get_teams(function(teams) {
 494                 get_groups(function(groups) {
 495                         get_all_group_games(teams, groups, function(games) {
 496                                 let teams_a = filter_teams_by_group(teams, groups, 'Group A');
 497                                 let teams_b = filter_teams_by_group(teams, groups, 'Group B');
 498                                 let teams_c = filter_teams_by_group(teams, groups, 'Group C');
 499                                 let A = get_ranked(teams_a, games, 'Group A');
 500                                 let B = get_ranked(teams_b, games, 'Group B');
 501                                 let C = get_ranked(teams_c, games, 'Group C');
 502
 503                                 let candidates = [];
 504                                 pick_out_rank(A, 3, candidates);
 505                                 pick_out_rank(B, 3, candidates);
 506                                 pick_out_rank(C, 3, candidates);
 507
 508                                 let ignoreds = [];
 509                                 let ignored_games = [], ignored_games_expl = [];
 510                                 if (ultimateconfig['kick_fifth_from_third']) {
 511                                         let ignoreds_A = [], ignoreds_B = [], ignoreds_C = [];
 512                                         pick_out_rank(A, 5, ignoreds_A);
 513                                         pick_out_rank(B, 5, ignoreds_B);
 514                                         pick_out_rank(C, 5, ignoreds_C);
 515
 516                                         if (ignoreds_A.length >= 2) {
 517                                                 ignoreds_A = [ ignoreds_A[ignoreds_A.length - 1] ];
 518                                         }
 519                                         if (ignoreds_B.length >= 2) {
 520                                                 ignoreds_B = [ ignoreds_B[ignoreds_B.length - 1] ];
 521                                         }
 522                                         if (ignoreds_C.length >= 2) {
 523                                                 ignoreds_C = [ ignoreds_C[ignoreds_C.length - 1] ];
 524                                         }
 525                                         ignoreds = ignoreds_A.concat(ignoreds_B).concat(ignoreds_C);
 526
 527                                         // Protect the “candidates” array, so that apply_games_to_teams() further down
 528                                         // doesn't modify it (we want to compare old and new).
 529                                         A = jsonclone(A);
 530                                         B = jsonclone(B);
 531                                         C = jsonclone(C);
 532
 533                                         // Recompute scores (but not ranks!) without the ignored games.
 534                                         apply_games_to_teams(games, A, 'Group A', ignoreds, ignored_games);
 535                                         apply_games_to_teams(games, B, 'Group B', ignoreds, ignored_games);
 536                                         apply_games_to_teams(games, C, 'Group C', ignoreds, ignored_games);
 537
 538                                         // Filter out ignored games involving the candidate thirds.
 539                                         let candidates_to_idx = make_teams_to_idx(candidates);
 540                                         for (const game of ignored_games) {
 541                                                 if (candidates_to_idx[game[0]] !== undefined ||
 542                                                     candidates_to_idx[game[1]] !== undefined) {
 543                                                         if (game[2]) {
 544                                                                 ignored_games_expl.push("Ignoring (arbitrarily) " + game[0] + "–" + game[1]);
 545                                                         } else {
 546                                                                 ignored_games_expl.push("Ignoring " + game[0] + "–" + game[1]);
 547                                                         }
 548                                                 }
 549                                         }
 550
 551                                         let new_teams = A.concat(B).concat(C);
 552                                         let new_teams_to_idx = make_teams_to_idx(new_teams);
 553
 554                                         // Move back the scores (points, gd, goals).
 555                                         for (let cand of candidates) {
 556                                                 let new_version = new_teams[new_teams_to_idx[cand.shortname]];
 557                                                 if (cand.pts != new_version.pts ||
 558                                                     cand.gd != new_version.gd ||
 559                                                     cand.goals != new_version.goals) {
 560                                                         cand.pts = new_version.pts;
 561                                                         cand.gd = new_version.gd;
 562                                                         cand.goals = new_version.goals;
 563                                                         ignored_games_expl.push(cand.shortname + " at " + cand.pts + " pts, " + addsign(new_version.gd) + " GD");
 564                                                 }
 565                                         }
 566                                 }
 567
 568                                 let tiebreakers = [];
 569                                 let text = "";
 570                                 if (candidates.length >= 2) {
 571                                         let ranked = rank_thirds([], candidates, 1, tiebreakers);
 572                                         let best_thirds = ranked.filter(function(team) { return team.rank <= 2; });
 573                                         if (best_thirds.length == 2) {
 574                                                 text = "Best thirds: " + best_thirds.map(function(team) { return team.mediumname }).join(', ') + "\n";
 575                                                 if (ignored_games_expl.length > 0) {
 576                                                         text += ignored_games_expl.join("; ") + "\n";
 577                                                 }
 578                                                 text += tiebreakers.join("\n");
 579                                         }
 580                                 }
 581                                 let updates = [];
 582                                 updates.push({ "range": ultimateconfig['explain_third_cell'], "values": [ [ text ] ] });
 583                                 let json = {
 584                                         "valueInputOption": "USER_ENTERED",
 585                                         "data": updates
 586                                 };
 587                                 possibly_update_oauth_key(function() {
 588                                         post_json('https://sheets.googleapis.com/v4/spreadsheets/' + ultimateconfig['score_sheet_id'] + '/values:batchUpdate?key=' + ultimateconfig['api_key'], json, function(response) {}, current_oauth_access_token);
 589                                 });
 590                         });
 591                 });
 592         });
 593 }
 594
 595 update_oauth_key();
 596 setTimeout(function() {
 597         publish_group_ranks();
 598         publish_best_thirds();
 599         setInterval(function() { publish_group_ranks(); publish_best_thirds(); }, 60000);
 600 }, 5000);