// This is your Prisma schema file,
// learn more about it in the docs: https://pris.ly/d/prisma-schema

// Looking for ways to speed up your queries, or scale easily with your serverless or edge functions?
// Try Prisma Accelerate: https://pris.ly/cli/accelerate-init

generator client {
  provider = "prisma-client-js"
  output   = "../generated/prisma"
}

datasource db {
  provider = "postgresql"
  url      = env("DATABASE_URL")
}

model Team {
  id           Int      @id @default(autoincrement())
  name         String   @unique
  logo         String?  // Team logo URL or emoji
  registeredAt DateTime @default(now())
  players      Player[]
  matches1     Match[]  @relation("Team1Matches")
  matches2     Match[]  @relation("Team2Matches")
  resultsWon   Result[] @relation("WinnerTeamResults")
}

model Player {
  id           Int      @id @default(autoincrement())
  name         String
  username     String?  @unique
  registeredAt DateTime @default(now())
  passwordHash String?
  imageUrl     String?   // Optional profile image path
  team         Team?     @relation(fields: [teamId], references: [id])
  teamId       Int?
}

model AdminUser {
  id           Int    @id @default(autoincrement())
  username     String @unique
  passwordHash String
}

model Tournament {
  id          Int      @id @default(autoincrement())
  name        String
  date        DateTime
  location    String
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt
  stages      TournamentStage[]
}

model TournamentStage {
  id        Int      @id @default(autoincrement())
  type      StageType
  startedAt DateTime?
  endedAt   DateTime?
  matches   Match[]
  tier      Int? // Added for tiered elimination
  tournament Tournament @relation(fields: [tournamentId], references: [id])
  tournamentId Int
}

enum StageType {
  ROUND_ROBIN
  SINGLE_ELIM
}

model Match {
  id         Int      @id @default(autoincrement())
  stage      TournamentStage @relation(fields: [stageId], references: [id])
  stageId    Int
  team1      Team    @relation("Team1Matches", fields: [team1Id], references: [id])
  team1Id    Int
  team2      Team    @relation("Team2Matches", fields: [team2Id], references: [id])
  team2Id    Int
  scheduledAt DateTime
  result     Result?
  pool       Int
}

model Result {
  id           Int    @id @default(autoincrement())
  match        Match  @relation(fields: [matchId], references: [id])
  matchId      Int    @unique
  team1Score   Int
  team2Score   Int
  winner       Team   @relation("WinnerTeamResults", fields: [winnerId], references: [id])
  winnerId     Int
}