// 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 = "mysql"
}

model SisterConfig {
  id          Int       @id @default(autoincrement())
  name        String    @unique // harang, narang, darang, erang
  ip          String
  user        String
  lxcId       Int
  sshKeyPath  String?
  lastSeen    DateTime?
  status      String    @default("unknown") // online, offline, working, unknown
  createdAt   DateTime  @default(now())
  updatedAt   DateTime  @updatedAt

  activityLogs ActivityLog[]
}

model Project {
  id          Int      @id @default(autoincrement())
  giteaId     Int      @unique
  name        String
  repoUrl     String
  description String?
  status      String   @default("active") // active, completed, archived
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt

  sprints      Sprint[]
  activityLogs ActivityLog[]
}

model Sprint {
  id          Int       @id @default(autoincrement())
  projectId   Int
  project     Project   @relation(fields: [projectId], references: [id])
  number      Int
  name        String
  status      String    @default("pending") // pending, in_progress, review, done, failed
  startedAt   DateTime?
  completedAt DateTime?
  createdAt   DateTime  @default(now())
  updatedAt   DateTime  @updatedAt

  tasks Task[]
}

model Task {
  id        Int      @id @default(autoincrement())
  sprintId  Int
  sprint    Sprint   @relation(fields: [sprintId], references: [id])
  taskId    String   // "TASK-001"
  title     String
  assignee  String   // harang, narang, darang, erang
  status    String   @default("pending") // pending, in_progress, review, done, failed, blocked, escalated
  iteration Int      @default(0)
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt
}

model ActivityLog {
  id        Int           @id @default(autoincrement())
  sisterId  Int?
  sister    SisterConfig? @relation(fields: [sisterId], references: [id])
  projectId Int?
  project   Project?      @relation(fields: [projectId], references: [id])
  action    String
  detail    String?       @db.Text
  createdAt DateTime      @default(now())

  @@index([createdAt])
}

model CostLog {
  id           Int       @id @default(autoincrement())
  sisterName   String    // harang, narang, darang, erang
  model        String    // model name
  inputTokens  Int       @default(0)
  outputTokens Int       @default(0)
  totalTokens  Int       @default(0)
  estimatedUsd Float     @default(0)
  sessionId    String?   @db.VarChar(128)
  recordedAt   DateTime  @default(now())

  @@index([sisterName, recordedAt])
  @@index([recordedAt])
}

model User {
  id        Int      @id @default(autoincrement())
  username  String   @unique
  password  String   // bcrypt hash
  role      String   @default("viewer")
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt
}

model SystemSettings {
  id        Int      @id @default(autoincrement())
  key       String   @unique
  value     String   @db.Text
  updatedAt DateTime @updatedAt
}