Add support for up to 6 players.

web/src/types.ts

@@ -25,6 +25,7 @@ export interface PlayerView {
   seat: number
   coins: number
   trophies: number
+  roundWins?: number[] // rounds this player won a battle in (public)
   ready: boolean
   connected: boolean
   isBot?: boolean
@@ -100,15 +101,25 @@ export interface BattleEvent {
   text?: string
 }
 
+// A round runs one battle per pairing, so a six-player round has three of
+// these. Everything inside is indexed by *side* — 0 or 1 within this battle —
+// rather than by seat at the table, including BattleEvent.seat/target. `seats`
+// maps the two apart. winnerSeat is the exception: it's a real seat.
 export interface BattleResult {
   round: number
+  seats: number[] // the two seats fighting, first player first
   stackSizes: number[]
-  lineups?: Card[][] // each seat's arranged deck (top first); public for peeking
+  lineups?: Card[][] // each side's arranged deck (top first); public for peeking
   events: BattleEvent[] | null
   winnerSeat: number
   trophies: number
 }
 
+// sideOf maps a seat to its side index in a battle, or -1 if it wasn't in it.
+export function sideOf(battle: BattleResult, seat: number): number {
+  return battle.seats?.indexOf(seat) ?? -1
+}
+
 export interface LogEntry {
   seq: number
   round: number
@@ -135,27 +146,34 @@ export interface GameView {
   round: number
   maxRounds: number
   maxPets: number
-  pack: string
-  packs: PackInfo[]
+  packs: string[] // selected packs, shuffled together
+  packCatalog: PackInfo[] // the choices offered in the lobby
+  packsNeeded: number // packs the current table size requires
   hostSeat: number
   minPlayers: number
   maxPlayers: number
+  playerCounts: number[] // table sizes a game can start at (2, 4, 6)
   youSeat: number
   turn: number
+  prioritySeat: number
   shopRow: Card[]
   deckCounts: number[]
   players: PlayerView[]
+  matchups?: [number, number][] // this round's battle pairings (public)
+  yourOpponent: number // the seat you face this round, or -1
   pending?: PendingTrade
   pendingReveal?: PendingReveal
   pendingSacrifice?: PendingSacrifice
-  battle?: BattleResult
-  winnerSeat: number
+  battle?: BattleResult // your own battle this round
+  battles?: BattleResult[] // every table's, all replayable
+  winnerSeat: number // outright winner, or -1 when shared
+  winnerSeats?: number[] // everyone holding the title
   log?: LogEntry[]
   debug?: boolean // server DEBUG mode: unlocks the buy-any-card panel
 }
 
 export type ClientMessage =
-  | { type: 'setPack'; pack: string }
+  | { type: 'setPacks'; packs: string[] }
   | { type: 'addBot'; difficulty: string }
   | { type: 'removePlayer'; target: string }
   | { type: 'start' }