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[ultimatescore] / 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(response, group_name)
69 {
70         let updates = [];
71         let cols = ultimateconfig['score_sheet_cols'][group_name];
72
73         let teams = parse_teams_from_spreadsheet(response);
74         let games = parse_games_from_spreadsheet(response, group_name, false);
75         apply_games_to_teams(games, teams);
76
77         // Write the points total to the unsorted columns.
78         for (let i = 0; i < teams.length; ++i) {
79                 let row = ultimateconfig['point_total_start_row'] + i;
80                 updates.push({ "range": cols[2] + row, "values": [ [ teams[i].pts ] ] });
81         }
82
83         let tiebreakers = [];
84         teams = rank(games, teams, 1, tiebreakers);
85
86         // Write the ranking table, from scratch.
87         for (let i = 0; i < teams.length; ++i) {
88                 let row = ultimateconfig['ranking_list_start_row'] + i;
89                 updates.push({ "range": cols[0] + row, "values": [ [ teams[i].rank ] ] });
90                 updates.push({ "range": cols[1] + row, "values": [ [ teams[i].mediumname ] ] });
91                 updates.push({ "range": cols[2] + row, "values": [ [ teams[i].pts ] ] });
92         }
93
94         let tb_str = "";
95         if (tiebreakers.length != 0) {
96                 tb_str = tiebreakers.join("\n");
97         }
98         updates.push({ "range": cols[0] + ultimateconfig['ranking_list_explain_row'], "values": [ [ tb_str ] ]});
99
100         let json = {
101                 "valueInputOption": "USER_ENTERED",
102                 "data": updates 
103         };
104         possibly_update_oauth_key(function() {
105                 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);
106         });
107 }
108
109 function montecarlo(responses) {
110         let pseudo_group_names = ['X', 'Y', 'Z'];
111         let real_group_names = ['A', 'B', 'C'];
112         let teams = [], games = [], teams_to_idx = [];
113
114         let third_groups = [];
115         let busted_thirds = false;
116
117         for (const response of responses) {
118                 let teams_group = parse_teams_from_spreadsheet(response);
119                 let games_group = parse_games_from_spreadsheet(response, 'irrelevant group name', true);
120                 apply_games_to_teams(games_group, teams_group);
121
122                 teams.push(teams_group);
123                 games.push(games_group);
124                 teams_to_idx.push(make_teams_to_idx(teams_group));
125         }
126
127         for (let simulation_idx = 0; simulation_idx < 100; ++simulation_idx) {  // 100 seems to be enough.
128                 let thirds = [];
129                 for (let group_idx = 0; group_idx < responses.length; ++group_idx) {
130                         // Fill in random results. We deliberately use a uniform [-13,+13]
131                         // model here, since we are interested in the extremal results.
132                         // Of course, not all real games go to 13, but the risk of that
133                         // influencing the tiebreakers is very slim.
134                         let games_copy = [];
135                         for (const game of games[group_idx]) {
136                                 games_copy.push(Object.assign({}, game));
137                         }
138                         let teams_copy = [];
139                         for (const team of teams[group_idx]) {
140                                 teams_copy.push(Object.assign({}, team));
141                         }
142
143                         for (let i = 0; i < games_copy.length; ++i) {
144                                 let idx1 = teams_to_idx[group_idx][games_copy[i].name1];
145                                 let idx2 = teams_to_idx[group_idx][games_copy[i].name2];
146                                 if (idx1 === undefined || idx2 === undefined) continue;
147                                 if (games_copy[i].score1 === undefined || games_copy[i].score2 === undefined ||
148                                     isNaN(games_copy[i].score1) || isNaN(games_copy[i].score2) ||
149                                     games_copy[i].score1 == games_copy[i].score2) {
150                                         // These were skipped by apply_games_to_teams() above.
151                                         let score1 = 0, score2 = 0;
152                                         let r = Math.floor(Math.random() * 26);
153                                         if (r < 13) {
154                                                 score1 = 13;
155                                                 score2 = r;
156                                                 teams_copy[idx1].pts += 2;
157                                         } else {
158                                                 score1 = r - 13;
159                                                 score2 = 13;
160                                                 teams_copy[idx2].pts += 2;
161                                         }
162                                         games_copy[i].score1 = score1;
163                                         games_copy[i].score2 = score2;
164                                         ++teams_copy[idx1].nplayed;
165                                         ++teams_copy[idx2].nplayed;
166                                         teams_copy[idx1].goals += score1;
167                                         teams_copy[idx2].goals += score2;
168                                         teams_copy[idx1].gd += score1;
169                                         teams_copy[idx2].gd += score2;
170                                         teams_copy[idx1].gd -= score2;
171                                         teams_copy[idx2].gd -= score1;
172                                 } else {
173                                         continue;
174                                 }
175                         }
176                         
177                         // Now rank according to the simulation.
178                         let tiebreakers = [];
179                         teams_copy = rank(games_copy, teams_copy, 1, tiebreakers);
180
181                         // See if we have conflicting information with other simulations.
182                         if (simulation_idx == 0) {
183                                 for (let i = 0; i < teams[group_idx].length; ++i) {
184                                         let idx = teams_to_idx[group_idx][teams_copy[i].name];
185                                         teams[group_idx][idx].simulated_rank = teams_copy[i].rank;
186                                 }
187                         } else {
188                                 for (let i = 0; i < teams[group_idx].length; ++i) {
189                                         let idx = teams_to_idx[group_idx][teams_copy[i].name];
190                                         if (teams[group_idx][idx].simulated_rank !== teams_copy[i].rank) {
191                                                 teams[group_idx][idx].simulated_rank = null;
192                                         }
193                                 }
194                         }
195
196                         if (!busted_thirds) {
197                                 let any_third_found = false;
198                                 for (let i = 0; i < teams[group_idx].length; ++i) {
199                                         // Store the third.
200                                         if (i == 2 || teams_copy[i].rank == 3) {
201                                                 if (any_third_found) {
202                                                         busted_thirds = true;
203                                                 } else {
204                                                         teams_copy[i].group_idx = group_idx;
205                                                         thirds.push(teams_copy[i]);
206                                                         any_third_found = true;
207                                                 }
208                                         }
209                                 }
210                         }
211                 }
212
213                 // Also rank thirds.
214                 if (!busted_thirds) {
215                         let tiebreakers = [];
216                         let ranked = rank_thirds([], thirds, 1, tiebreakers);
217                         if (simulation_idx == 0) {
218                                 third_groups = ranked;
219                         } else {
220                                 for (let i = 0; i < responses.length; ++i) {
221                                         if (third_groups[i].group_idx !== ranked[i].group_idx) {
222                                                 third_groups[i].group_idx = null;
223                                         }
224                                 }
225                         }
226                 }
227         }
228
229         let replacements = [];
230         for (let group_idx = 0; group_idx < responses.length; ++group_idx) {
231                 if (third_groups[group_idx].group_idx !== null) {
232                         replacements.push([ pseudo_group_names[group_idx], real_group_names[third_groups[group_idx].group_idx] ]);
233                 }
234         }
235
236         for (let group_idx = 0; group_idx < responses.length; ++group_idx) {
237                 for (let i = 0; i < teams[group_idx].length; ++i) {
238                         if (teams[group_idx][i].simulated_rank !== null) {
239                                 replacements.push([ real_group_names[group_idx] + teams[group_idx][i].simulated_rank, teams[group_idx][i].shortname ]);
240                         }
241                 }
242         }
243
244         return replacements;
245 }
246
247 function names_for_team(team, expansions) {
248         if (expansions.hasOwnProperty(team)) {
249                 return expansions[team];
250         }
251         let longteam = team.replace("W ", "Win. ").replace("L ", "Los. ");
252         return [ longteam, longteam, team ];
253 }
254
255 function do_replacements(str, replacements) {
256         for (const r of replacements) {
257                 str = str.replace(r[0], r[1]);
258         }
259         return str;
260 }
261
262 function fill_playoff(replacements, teams) {
263         let team_expansions = {};
264         for (const group of teams) {
265                 for (const team of group) {
266                         team_expansions[team.name] = team_expansions[team.mediumname] = team_expansions[team.shortname] =
267                                 [ team.name, team.mediumname, team.shortname ];
268                 }
269         }
270
271         let games = ultimateconfig['playoff_games'];
272         get_results('Results', function(response) {
273                 let updates = [];
274                 let game_num = 0;
275                 for (const game of games) {
276                         let team1 = do_replacements(game[0], replacements);
277                         let team2 = do_replacements(game[1], replacements);
278                         let row = ultimateconfig['playoff_games_start_row'] + game[3];
279                         let cols = ultimateconfig['playoff_games_cols'][game[2]];
280                         let cell_team1 = "Results!" + String.fromCharCode(cols[0] + 65) + row;
281                         let cell_score1 = "Results!" + String.fromCharCode(cols[1] + 65) + row;
282                         let cell_score2 = "Results!" + String.fromCharCode(cols[2] + 65) + row;
283                         let cell_team2 = "Results!" + String.fromCharCode(cols[3] + 65) + row;
284                         updates.push({ "range": cell_team1, "values": [ [ team1 ] ] });
285                         updates.push({ "range": cell_team2, "values": [ [ team2 ] ] });
286
287                         let score1 = response['values'][row - 1][cols[1]];
288                         let score2 = response['values'][row - 1][cols[2]];
289                         let game_name = game[4];
290                         let game_name2 = game_name.replace("Semi", "semi");
291
292                         if (parseInt(score1) >= 0 && parseInt(score2) >= 0 && score1 != score2) {
293                                 if (parseInt(score1) > parseInt(score2)) {
294                                         replacements.unshift(["W " + game_name, team1]);
295                                         replacements.unshift(["L " + game_name, team2]);
296                                         replacements.unshift(["W " + game_name2, team1]);
297                                         replacements.unshift(["L " + game_name2, team2]);
298                                 } else {
299                                         replacements.unshift(["W " + game_name, team2]);
300                                         replacements.unshift(["L " + game_name, team1]);
301                                         replacements.unshift(["W " + game_name2, team2]);
302                                         replacements.unshift(["L " + game_name2, team1]);
303                                 }
304                         } else if (game[5]) {
305                                 score1 = score2 = "";
306                                 updates.push({ "range": cell_score1, "values": [ [ game[4] ] ] });
307                         }
308
309                         if (game[2] == 0) {  // Stream field.
310                                 // Game.
311                                 updates.push({
312                                         "range": "Playoffs!A" + (game_num + 32) + ":J" + (game_num + 32),
313                                         "values": [ [ team1, team2, score1, score2, "", "", "", 7, response['values'][row - 1][1].replace(".",":"), game[6] ] ]
314                                 });
315
316                                 // Team codes.
317                                 updates.push({
318                                         "range": "Playoffs!A" + (2 * game_num + 3) + ":C" + (2 * game_num + 3),
319                                         "values": [ names_for_team(team1, team_expansions) ]
320                                 });
321                                 updates.push({
322                                         "range": "Playoffs!A" + (2 * game_num + 4) + ":C" + (2 * game_num + 4),
323                                         "values": [ names_for_team(team2, team_expansions) ]
324                                 });
325
326                                 ++game_num;
327                         }
328                 }
329                 let json = {
330                         "valueInputOption": "USER_ENTERED",
331                         "data": updates 
332                 };
333                 possibly_update_oauth_key(function() {
334                         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);
335                 });
336         });
337 }
338
339 function get_results(sheet_name, cb)
340 {
341         let req = new XMLHttpRequest();
342         req.onload = function(e) {
343                 cb(JSON.parse(req.responseText), sheet_name);
344         };
345         req.open('GET', 'https://sheets.googleapis.com/v4/spreadsheets/' + ultimateconfig['score_sheet_id'] + '/values/\'' + sheet_name + '\'!A1:Q50?key=' + ultimateconfig['api_key']);
346         req.send();
347 }
348
349 function publish_group_ranks() {
350         get_group('Group A', function(response_a) {
351                 get_group('Group B', function(response_b) {
352                         get_group('Group C', function(response_c) {
353                                 publish_group_rank(response_a, 'Group A');
354                                 publish_group_rank(response_b, 'Group B');
355                                 publish_group_rank(response_c, 'Group C');
356
357                                 let replacements = montecarlo([response_a, response_b, response_c]);
358                                 let team_a = parse_teams_from_spreadsheet(response_a);
359                                 let team_b = parse_teams_from_spreadsheet(response_b);
360                                 let team_c = parse_teams_from_spreadsheet(response_c);
361                                 fill_playoff(replacements, [team_a, team_b, team_c]);
362                         });
363                 });
364         });
365 }
366
367 function get_ranked(response, group_name) {
368         let teams = parse_teams_from_spreadsheet(response);
369         let games = parse_games_from_spreadsheet(response, group_name, false);
370         apply_games_to_teams(games, teams);
371         let tiebreakers = [];
372         teams = rank(games, teams, 1, tiebreakers);
373         return teams;
374 }
375
376 // Pick out everything that is at rank N _or_ avoids rank N by lack of tiebreakers only.
377 function pick_out_rank(teams, rank, candidates) {
378         let lowest_rank = teams[rank - 1].rank;
379
380         let count = 0;
381         for (const team of teams) {
382                 if (team.rank >= lowest_rank && team.rank <= rank) {
383                         ++count;
384                 }
385         }
386
387         if (count >= teams.length / 2) {
388                 // We have no info yet, ignore this group.
389                 return;
390         }
391
392         for (const team of teams) {
393                 if (team.rank >= lowest_rank && team.rank <= rank) {
394                         candidates.push(team);
395                 }
396         }
397 }
398
399 function publish_best_thirds() {
400         get_group('Group A', function(response_a) {
401                 get_group('Group B', function(response_b) {
402                         get_group('Group C', function(response_c) {
403                                 let A = get_ranked(response_a, 'Group A');
404                                 let B = get_ranked(response_b, 'Group B');
405                                 let C = get_ranked(response_c, 'Group C');
406
407                                 let candidates = [];
408                                 pick_out_rank(A, 3, candidates);
409                                 pick_out_rank(B, 3, candidates);
410                                 pick_out_rank(C, 3, candidates);
411
412                                 let tiebreakers = [];
413                                 let text = "";
414                                 if (candidates.length >= 2) {
415                                         let ranked = rank_thirds([], candidates, 1, tiebreakers);
416                                         text = "Best thirds: " + ranked[0].mediumname + ", " + ranked[1].mediumname + "\n" + tiebreakers.join("\n");
417                                 }
418                                 let updates = [];
419                                 updates.push({ "range": ultimateconfig['explain_third_cell'], "values": [ [ text ] ] });
420                                 let json = {
421                                         "valueInputOption": "USER_ENTERED",
422                                         "data": updates 
423                                 };
424                                 possibly_update_oauth_key(function() {
425                                         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);
426                                 });
427                         });
428                 });
429         });
430 }
431
432 update_oauth_key();
433 setTimeout(function() {
434         publish_group_ranks();
435         publish_best_thirds();
436         setInterval(function() { publish_group_ranks(); publish_best_thirds(); }, 60000);
437 }, 5000);