regionals

src/features/matches/server.ts

@@ -5,7 +5,7 @@ import { logger } from "@/lib/logger";
 import { z } from "zod";
 import { toServerResult } from "@/lib/tanstack-query/utils/to-server-result";
 import brackets from "@/features/bracket/utils";
-import { MatchInput } from "@/features/matches/types";
+import { Match, MatchInput } from "@/features/matches/types";
 import { serverEvents } from "@/lib/events/emitter";
 import { superTokensFunctionMiddleware } from "@/utils/supertokens";
 import { PlayerInfo } from "../players/types";
@@ -164,6 +164,189 @@ export const startMatch = createServerFn()
     })
   );
 
+export const populateKnockoutBracket = createServerFn()
+  .inputValidator(z.object({
+    tournamentId: z.string(),
+  }))
+  .middleware([superTokensAdminFunctionMiddleware, serverFnLoggingMiddleware])
+  .handler(async ({ data: { tournamentId } }) =>
+    toServerResult(async () => {
+      const tournament = await pbAdmin.getTournament(tournamentId);
+      if (!tournament) {
+        throw new Error("Tournament not found");
+      }
+
+      if (!tournament.group_config) {
+        throw new Error("Tournament must have group_config");
+      }
+
+      return await populateKnockoutBracketInternal(tournamentId, tournament.group_config);
+    })
+  );
+
+async function populateKnockoutBracketInternal(tournamentId: string, groupConfig: { num_groups: number; advance_per_group: number }) {
+  logger.info('Populating knockout bracket', { tournamentId });
+
+  const groups = await pbAdmin.getGroupsByTournament(tournamentId);
+  if (!groups || groups.length === 0) {
+    throw new Error("No groups found for tournament");
+  }
+
+  const qualifiedTeams: { teamId: string; groupOrder: number; rank: number }[] = [];
+
+  for (const group of groups) {
+    logger.info('Processing group', {
+      groupId: group.id,
+      groupOrder: group.order,
+      teamsCount: group.teams?.length,
+      teams: group.teams
+    });
+
+    const groupMatches = await pbAdmin.getMatchesByGroup(group.id);
+    const completedMatches = groupMatches.filter(m => m.status === "ended");
+
+    const standings = new Map<string, { teamId: string; wins: number; losses: number; cups_for: number; cups_against: number; cup_differential: number }>();
+
+    for (const team of group.teams || []) {
+      // group.teams can be either team objects or just team ID strings
+      const teamId = typeof team === 'string' ? team : team.id;
+      standings.set(teamId, {
+        teamId,
+        wins: 0,
+        losses: 0,
+        cups_for: 0,
+        cups_against: 0,
+        cup_differential: 0,
+      });
+    }
+
+    for (const match of completedMatches) {
+      if (!match.home || !match.away) continue;
+
+      const homeStanding = standings.get(match.home.id);
+      const awayStanding = standings.get(match.away.id);
+
+      if (homeStanding && awayStanding) {
+        homeStanding.cups_for += match.home_cups;
+        homeStanding.cups_against += match.away_cups;
+        awayStanding.cups_for += match.away_cups;
+        awayStanding.cups_against += match.home_cups;
+
+        if (match.home_cups > match.away_cups) {
+          homeStanding.wins++;
+          awayStanding.losses++;
+        } else {
+          awayStanding.wins++;
+          homeStanding.losses++;
+        }
+
+        homeStanding.cup_differential = homeStanding.cups_for - homeStanding.cups_against;
+        awayStanding.cup_differential = awayStanding.cups_for - awayStanding.cups_against;
+      }
+    }
+
+    const sortedStandings = Array.from(standings.values()).sort((a, b) => {
+      if (b.wins !== a.wins) return b.wins - a.wins;
+      if (b.cup_differential !== a.cup_differential) return b.cup_differential - a.cup_differential;
+      return b.cups_for - a.cups_for;
+    });
+
+    const topTeams = sortedStandings.slice(0, groupConfig.advance_per_group);
+    logger.info('Top teams from group', {
+      groupId: group.id,
+      topTeams: topTeams.map(t => ({ teamId: t.teamId, wins: t.wins, cupDiff: t.cup_differential }))
+    });
+
+    topTeams.forEach((standing, index) => {
+      qualifiedTeams.push({
+        teamId: standing.teamId,
+        groupOrder: group.order,
+        rank: index + 1,
+      });
+    });
+  }
+
+  logger.info('Qualified teams', { qualifiedTeams });
+
+  const orderedTeamIds: string[] = [];
+  const maxRank = groupConfig.advance_per_group;
+
+  for (let rank = 1; rank <= maxRank; rank++) {
+    const teamsAtRank = qualifiedTeams
+      .filter(t => t.rank === rank)
+      .sort((a, b) => a.groupOrder - b.groupOrder);
+    orderedTeamIds.push(...teamsAtRank.map(t => t.teamId));
+  }
+
+  logger.info('Ordered team IDs', { orderedTeamIds });
+
+  const tournament = await pbAdmin.getTournament(tournamentId);
+  const knockoutMatches = (tournament.matches || [])
+    .filter((m: Match) => m.round >= 0 && m.lid >= 0)
+    .sort((a: Match, b: Match) => a.lid - b.lid);
+
+  const seedToTeamId = new Map<number, string>();
+  orderedTeamIds.forEach((teamId, index) => {
+    seedToTeamId.set(index + 1, teamId);
+  });
+
+  logger.info('Seed to team mapping', {
+    seedToTeamId: Array.from(seedToTeamId.entries()),
+    orderedTeamIds
+  });
+
+  let updatedCount = 0;
+  for (const match of knockoutMatches) {
+    if (match.round === 0) {
+      const updates: any = {};
+
+      if (match.home_seed) {
+        const teamId = seedToTeamId.get(match.home_seed);
+        logger.info('Looking up home seed', {
+          matchId: match.id,
+          home_seed: match.home_seed,
+          teamId
+        });
+        if (teamId) {
+          updates.home = teamId;
+        }
+      }
+
+      if (match.away_seed) {
+        const teamId = seedToTeamId.get(match.away_seed);
+        logger.info('Looking up away seed', {
+          matchId: match.id,
+          away_seed: match.away_seed,
+          teamId
+        });
+        if (teamId) {
+          updates.away = teamId;
+        }
+      }
+
+      if (updates.home && updates.away) {
+        updates.status = "ready";
+      } else if (updates.home || updates.away) {
+        updates.status = "tbd";
+      }
+
+      if (Object.keys(updates).length > 0) {
+        logger.info('Updating match', { matchId: match.id, updates });
+        await pbAdmin.updateMatch(match.id, updates);
+        updatedCount++;
+      }
+    }
+  }
+
+  logger.info('Updated matches', { updatedCount, totalKnockoutMatches: knockoutMatches.length });
+
+  await pbAdmin.updateTournament(tournamentId, {
+    phase: "knockout"
+  });
+
+  logger.info('Knockout bracket populated successfully', { tournamentId });
+}
+
 const endMatchSchema = z.object({
   matchId: z.string(),
   home_cups: z.number(),
@@ -190,19 +373,25 @@ export const endMatch = createServerFn()
         ot_count,
       });
 
+      if (match.lid === -1) {
+        serverEvents.emit("match", {
+          type: "match",
+          matchId: match.id,
+          tournamentId: match.tournament.id
+        });
+        return match;
+      }
+
       const matchWinner = home_cups > away_cups ? match.home : match.away;
       const matchLoser = home_cups < away_cups ? match.home : match.away;
       if (!matchWinner || !matchLoser) throw new Error("Something went wrong");
 
-      // winner -> where to send match winner to, loser same
       const { winner, loser } = await pbAdmin.getChildMatches(matchId);
 
-      // reset match check
       if (winner && winner.reset) {
         const awayTeamWon = match.away === matchWinner;
 
         if (!awayTeamWon) {
-          // Reset match is not necessary
           logger.info("Deleting reset match", {
             resetMatchId: winner.id,
             currentMatchId: match.id,
@@ -214,7 +403,6 @@ export const endMatch = createServerFn()
         }
       }
 
-      // advance bracket
       if (winner) {
         await pbAdmin.updateMatch(winner.id, {
           [winner.home_from_lid === match.lid ? "home" : "away"]: matchWinner.id,