// 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 = "postgresql"
    url      = env("DATABASE_URL")
}

model Experiment {
    id    String @id @default(uuid()) @db.Uuid
    label String

    sortIndex Int @default(0)

    organizationId String        @db.Uuid
    organization   Organization? @relation(fields: [organizationId], references: [id], onDelete: Cascade)

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

    TemplateVariable TemplateVariable[]
    PromptVariant    PromptVariant[]
    TestScenario     TestScenario[]
    Evaluation       Evaluation[]
}

model PromptVariant {
    id String @id @default(uuid()) @db.Uuid

    label       String
    constructFn String
    model       String

    uiId      String  @default(uuid()) @db.Uuid
    visible   Boolean @default(true)
    sortIndex Int     @default(0)

    experimentId String     @db.Uuid
    experiment   Experiment @relation(fields: [experimentId], references: [id], onDelete: Cascade)

    createdAt            DateTime              @default(now())
    updatedAt            DateTime              @updatedAt
    scenarioVariantCells ScenarioVariantCell[]

    @@index([uiId])
}

model TestScenario {
    id String @id @default(uuid()) @db.Uuid

    variableValues Json

    uiId      String  @default(uuid()) @db.Uuid
    visible   Boolean @default(true)
    sortIndex Int     @default(0)

    experimentId String     @db.Uuid
    experiment   Experiment @relation(fields: [experimentId], references: [id], onDelete: Cascade)

    createdAt            DateTime              @default(now())
    updatedAt            DateTime              @updatedAt
    scenarioVariantCells ScenarioVariantCell[]
}

model TemplateVariable {
    id String @id @default(uuid()) @db.Uuid

    label String

    experimentId String     @db.Uuid
    experiment   Experiment @relation(fields: [experimentId], references: [id], onDelete: Cascade)

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

enum CellRetrievalStatus {
    PENDING
    IN_PROGRESS
    COMPLETE
    ERROR
}

model ScenarioVariantCell {
    id String @id @default(uuid()) @db.Uuid

    statusCode       Int?
    errorMessage     String?
    retryTime        DateTime?
    streamingChannel String?
    retrievalStatus  CellRetrievalStatus @default(COMPLETE)

    modelOutput      ModelOutput?

    promptVariantId String        @db.Uuid
    promptVariant   PromptVariant @relation(fields: [promptVariantId], references: [id], onDelete: Cascade)

    testScenarioId String       @db.Uuid
    testScenario   TestScenario @relation(fields: [testScenarioId], references: [id], onDelete: Cascade)

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

    @@unique([promptVariantId, testScenarioId])
}

model ModelOutput {
    id String @id @default(uuid()) @db.Uuid

    inputHash        String
    output           Json
    timeToComplete   Int    @default(0)
    promptTokens     Int?
    completionTokens Int?

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

    scenarioVariantCellId String              @db.Uuid
    scenarioVariantCell   ScenarioVariantCell @relation(fields: [scenarioVariantCellId], references: [id], onDelete: Cascade)
    outputEvaluation      OutputEvaluation[]

    @@unique([scenarioVariantCellId])
    @@index([inputHash])
}

enum EvalType {
    CONTAINS
    DOES_NOT_CONTAIN
    GPT4_EVAL
}

model Evaluation {
    id String @id @default(uuid()) @db.Uuid

    label    String
    evalType EvalType
    value    String

    experimentId String     @db.Uuid
    experiment   Experiment @relation(fields: [experimentId], references: [id], onDelete: Cascade)

    createdAt        DateTime           @default(now())
    updatedAt        DateTime           @updatedAt
    OutputEvaluation OutputEvaluation[]
}

model OutputEvaluation {
    id String @id @default(uuid()) @db.Uuid

    // Number between 0 (fail) and 1 (pass)
    result  Float
    details String?

    modelOutputId String      @db.Uuid
    modelOutput   ModelOutput @relation(fields: [modelOutputId], references: [id], onDelete: Cascade)

    evaluationId String     @db.Uuid
    evaluation   Evaluation @relation(fields: [evaluationId], references: [id], onDelete: Cascade)

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

    @@unique([modelOutputId, evaluationId])
}

model Organization {
    id                String  @id @default(uuid()) @db.Uuid
    personalOrgUserId String? @unique @db.Uuid
    PersonalOrgUser   User?   @relation(fields: [personalOrgUserId], references: [id], onDelete: Cascade)

    createdAt        DateTime           @default(now())
    updatedAt        DateTime           @updatedAt
    OrganizationUser OrganizationUser[]
    Experiment       Experiment[]
}

enum OrganizationUserRole {
    ADMIN
    MEMBER
    VIEWER
}

model OrganizationUser {
    id String @id @default(uuid()) @db.Uuid

    role OrganizationUserRole

    organizationId String        @db.Uuid
    organization   Organization? @relation(fields: [organizationId], references: [id], onDelete: Cascade)

    userId String @db.Uuid
    user   User   @relation(fields: [userId], references: [id], onDelete: Cascade)

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

    @@unique([organizationId, userId])
}

model Account {
    id                       String  @id @default(uuid()) @db.Uuid
    userId                   String  @db.Uuid
    type                     String
    provider                 String
    providerAccountId        String
    refresh_token            String? @db.Text
    refresh_token_expires_in Int?
    access_token             String? @db.Text
    expires_at               Int?
    token_type               String?
    scope                    String?
    id_token                 String? @db.Text
    session_state            String?
    user                     User    @relation(fields: [userId], references: [id], onDelete: Cascade)

    @@unique([provider, providerAccountId])
}

model Session {
    id           String   @id @default(uuid()) @db.Uuid
    sessionToken String   @unique
    userId       String   @db.Uuid
    expires      DateTime
    user         User     @relation(fields: [userId], references: [id], onDelete: Cascade)
}

model User {
    id               String             @id @default(uuid()) @db.Uuid
    name             String?
    email            String?            @unique
    emailVerified    DateTime?
    image            String?
    accounts         Account[]
    sessions         Session[]
    OrganizationUser OrganizationUser[]
    Organization     Organization[]
}

model VerificationToken {
    identifier String
    token      String   @unique
    expires    DateTime

    @@unique([identifier, token])
}