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

generator client {
    provider = "prisma-client-js"
}

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

model User {
    id        Int      @id @default(autoincrement())
    grade     Int?
    class     String?
    name      String
    dname     String
    username  String   @unique
    password  String
    rfid      String?  @unique
    isAdmin   Boolean  @default(false)
    rosterOnly Boolean @default(false)

    periods   Period[]
    attendance Attendance[]

    number    Int?
    createdAt DateTime @default(now())
    updatedAt DateTime @updatedAt

    @@index([name])
}

model TimePeriod {
    id        Int      @id
    name      String

    start     String
    end       String

    periods   Period[]

    createdAt DateTime @default(now())
    updatedAt DateTime @updatedAt

    @@index([id])
}

model Period {
    id        Int      @id @default(autoincrement())
    date      DateTime
    timePeriod TimePeriod @relation(fields: [timePeriodId], references: [id], onDelete: Cascade)
    timePeriodId Int
    collecting Boolean @default(true)

    users     User[]

    createdAt DateTime @default(now())
    updatedAt DateTime @updatedAt

    @@index([date])
}

model Attendance {
    id        Int      @id @default(autoincrement())
    datetime  DateTime
    user      User     @relation(fields: [userId], references: [id], onDelete: Cascade)
    userId    Int

    createdAt DateTime @default(now())
    updatedAt DateTime @updatedAt

    @@index([datetime])
}