// ApiCore MVP-Datenmodell – abgeleitet aus docs/lastenheft.md Abschnitt 13, 4.2-4.22, 26.
// Prinzip: Historie statt Löschen (siehe ARCHITECTURE.md §4) – fachliche Haupttabellen
// tragen `status` + `deactivatedAt` statt Hard-Delete. Beziehungen sind relationale FKs,
// keine Freitextfelder, damit die Rückverfolgbarkeitskette (Abschnitt 16, 29) abfragbar bleibt.

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

datasource db {
  provider = "postgresql"
}

// ---------------------------------------------------------------------------
// Benutzer / Auth / Audit (Abschnitt 3, 14, 15, 16)
// ---------------------------------------------------------------------------

enum Role {
  ADMIN
  BEEKEEPER
  STAFF
  READONLY
  API_CLIENT
}

model User {
  id            String    @id @default(cuid())
  email         String    @unique
  passwordHash  String
  name          String
  role          Role      @default(STAFF)
  isActive      Boolean   @default(true)
  createdAt     DateTime  @default(now())
  updatedAt     DateTime  @updatedAt
  deactivatedAt DateTime?

  refreshTokens RefreshToken[]

  inspections        Inspection[]
  varroaMeasurements VarroaMeasurement[]
  treatments         Treatment[]
  feedings           Feeding[]
  harvests           Harvest[]
  extractions        Extraction[]
  honeyMeasurements  HoneyMeasurement[]
  stockMovements     StockMovement[]
  assignedTasks      Task[]                @relation("TaskAssignee")
  createdTasks       Task[]                @relation("TaskCreator")
  colonyMoves        ColonyApiaryHistory[]
  auditLogs          AuditLog[]
  bottlingBatches    BottlingBatch[]
  notifications      Notification[]
  queenEvaluations   QueenEvaluation[]
  webhookSubscriptions WebhookSubscription[]
  documents            Document[]

  @@index([role])
}

model RefreshToken {
  id        String    @id @default(cuid())
  userId    String
  user      User      @relation(fields: [userId], references: [id])
  tokenHash String    @unique
  expiresAt DateTime
  createdAt DateTime  @default(now())
  revokedAt DateTime?

  @@index([userId])
}

enum AuditAction {
  CREATE
  UPDATE
  DEACTIVATE
  DELETE
}

model AuditLog {
  id         String      @id @default(cuid())
  entityType String
  entityId   String
  action     AuditAction
  userId     String?
  user       User?       @relation(fields: [userId], references: [id])
  timestamp  DateTime    @default(now())
  beforeData Json?
  afterData  Json?

  @@index([entityType, entityId])
  @@index([timestamp])
}

// ---------------------------------------------------------------------------
// Bienenstände (Abschnitt 4.2)
// ---------------------------------------------------------------------------

enum ApiaryStatus {
  ACTIVE
  INACTIVE
}

model Apiary {
  id            String       @id @default(cuid())
  name          String
  description   String?
  location      String?
  latitude      Float?
  longitude     Float?
  address       String?
  status        ApiaryStatus @default(ACTIVE)
  notes         String?
  createdAt     DateTime     @default(now())
  updatedAt     DateTime     @updatedAt
  deactivatedAt DateTime?

  colonies    Colony[]
  colonyMoves ColonyApiaryHistory[]
  harvests    Harvest[]

  @@index([status])
}

// ---------------------------------------------------------------------------
// Völkerverwaltung (Abschnitt 4.3, 4.4)
// ---------------------------------------------------------------------------

enum ColonyType {
  PRODUCTION_COLONY
  NUCLEUS_COLONY
  YOUNG_COLONY
  CARETAKER_COLONY
  MATING_NUCLEUS
  RESERVE_COLONY
}

enum ColonyStatus {
  ACTIVE
  WEAK
  CONSPICUOUS
  QUEENLESS
  DISSOLVED
  SOLD
  DECEASED
  MERGED
}

model Colony {
  id             String       @id @default(cuid())
  code           String       @unique
  apiaryId       String
  apiary         Apiary       @relation(fields: [apiaryId], references: [id])
  hiveType       String?
  originText     String?
  colonyType     ColonyType
  status         ColonyStatus @default(ACTIVE)
  strength       Int?
  broodStatus    String?
  feedStatus     String?
  healthStatus   String?
  notes          String?
  currentQueenId String?      @unique
  currentQueen   Queen?       @relation("ColonyCurrentQueen", fields: [currentQueenId], references: [id])
  createdAt      DateTime     @default(now())
  updatedAt      DateTime     @updatedAt
  deactivatedAt  DateTime?

  apiaryHistory      ColonyApiaryHistory[]
  queenHistory       QueenColonyHistory[]
  lineageAsSource    ColonyLineage[]       @relation("LineageFrom")
  lineageAsResult    ColonyLineage[]       @relation("LineageTo")
  inspections        Inspection[]
  varroaMeasurements VarroaMeasurement[]
  treatments         Treatment[]
  feedings           Feeding[]
  harvests           HarvestColony[]
  queenEvaluations   QueenEvaluation[]

  @@index([apiaryId])
  @@index([status])
}

// Verschiebung Volk <-> Bienenstand, historisch nachvollziehbar (Abschnitt 4.2)
model ColonyApiaryHistory {
  id            String   @id @default(cuid())
  colonyId      String
  colony        Colony   @relation(fields: [colonyId], references: [id])
  apiaryId      String
  apiary        Apiary   @relation(fields: [apiaryId], references: [id])
  movedAt       DateTime @default(now())
  movedByUserId String?
  movedByUser   User?    @relation(fields: [movedByUserId], references: [id])
  notes         String?

  @@index([colonyId])
  @@index([apiaryId])
}

enum LineageType {
  SPLIT
  MERGE
}

// Ableger bilden (SPLIT: from=Muttervolk, to=Ableger) und Völker vereinigen
// (MERGE: mehrere from-Zeilen auf denselben to=Zielvolk) – Abschnitt 4.4.
model ColonyLineage {
  id           String      @id @default(cuid())
  type         LineageType
  fromColonyId String
  fromColony   Colony      @relation("LineageFrom", fields: [fromColonyId], references: [id])
  toColonyId   String
  toColony     Colony      @relation("LineageTo", fields: [toColonyId], references: [id])
  date         DateTime
  notes        String?
  createdAt    DateTime    @default(now())

  @@index([fromColonyId])
  @@index([toColonyId])
}

// ---------------------------------------------------------------------------
// Königinnenverwaltung (Abschnitt 4.5)
// ---------------------------------------------------------------------------

enum QueenStatus {
  ACTIVE
  RESERVE
  UNMATED
  MATED
  LOST
  REPLACED
  SOLD
  DECEASED
}

model Queen {
  id               String      @id @default(cuid())
  code             String      @unique
  hatchYear        Int?
  breed            String?
  origin           String?
  breeder          String?
  markingColor     String?
  markingNumber    String?
  matingType       String?
  matingStatus     String?
  inseminationData String?
  motherLine       String?
  fatherLine       String?
  status           QueenStatus @default(ACTIVE)
  notes            String?
  createdAt        DateTime    @default(now())
  updatedAt        DateTime    @updatedAt
  deactivatedAt    DateTime?

  colony        Colony?              @relation("ColonyCurrentQueen")
  colonyHistory QueenColonyHistory[]
  evaluations   QueenEvaluation[]

  @@index([status])
}

// ---------------------------------------------------------------------------
// Königinnenbewertung (Abschnitt 4.7) – v1.x Modul 31
// ---------------------------------------------------------------------------

model QueenEvaluation {
  id                String   @id @default(cuid())
  queenId           String
  queen             Queen    @relation(fields: [queenId], references: [id])
  colonyId          String?
  colony            Colony?  @relation(fields: [colonyId], references: [id])
  date              DateTime
  colonyStrength    Int
  gentleness        Int
  combBuild         Int
  swarmingTendency  Int
  broodPattern      Int
  honeyYield        Int
  notes             String?
  userId            String?
  user              User?    @relation(fields: [userId], references: [id])
  createdAt         DateTime @default(now())

  @@index([queenId])
  @@index([colonyId])
}

// Königinnenwechsel historisch nachvollziehbar (Abschnitt 4.5)
model QueenColonyHistory {
  id        String    @id @default(cuid())
  queenId   String
  queen     Queen     @relation(fields: [queenId], references: [id])
  colonyId  String
  colony    Colony    @relation(fields: [colonyId], references: [id])
  startDate DateTime
  endDate   DateTime?
  notes     String?

  @@index([queenId])
  @@index([colonyId])
}

// ---------------------------------------------------------------------------
// Durchsichten / digitale Stockkarte (Abschnitt 4.6, 4.7)
// ---------------------------------------------------------------------------

model Inspection {
  id                 String   @id @default(cuid())
  colonyId           String
  colony             Colony   @relation(fields: [colonyId], references: [id])
  userId             String
  user               User     @relation(fields: [userId], references: [id])
  date               DateTime
  weather            String?
  temperature        Float?
  colonyStrength     Int?
  broodAmount        String?
  broodPattern       Int?
  openBroodPresent   Boolean?
  cappedBroodPresent Boolean?
  eggsPresent        Boolean?
  queenSeen          Boolean?
  queenCellsPresent  Boolean?
  swarmMood          Int?
  gentleness         Int?
  combBehavior       Int?
  feedStatus         String?
  honeySuperStatus   String?
  healthIssues       String?
  varroaIssues       String?
  measures           String?
  notes              String?
  createdAt          DateTime @default(now())

  tasks Task[]

  @@index([colonyId, date])
}

// ---------------------------------------------------------------------------
// Aufgabenmanagement (Abschnitt 4.8)
// ---------------------------------------------------------------------------

enum TaskPriority {
  LOW
  NORMAL
  HIGH
  URGENT
}

enum TaskStatus {
  OPEN
  IN_PROGRESS
  DONE
  CANCELLED
}

enum TaskRelatedType {
  COLONY
  APIARY
  QUEEN
  HONEY_BATCH
  STORAGE
  GENERAL
}

model Task {
  id                 String          @id @default(cuid())
  title              String
  description        String?
  priority           TaskPriority    @default(NORMAL)
  dueDate            DateTime?
  status             TaskStatus      @default(OPEN)
  assignedUserId     String?
  assignedUser       User?           @relation("TaskAssignee", fields: [assignedUserId], references: [id])
  createdByUserId    String?
  createdByUser      User?           @relation("TaskCreator", fields: [createdByUserId], references: [id])
  relatedType        TaskRelatedType @default(GENERAL)
  relatedId          String?
  sourceInspectionId String?
  sourceInspection   Inspection?     @relation(fields: [sourceInspectionId], references: [id])
  createdAt          DateTime        @default(now())
  completedAt        DateTime?

  @@index([status, dueDate])
  @@index([relatedType, relatedId])
}

// ---------------------------------------------------------------------------
// Varroamanagement (Abschnitt 4.10)
// ---------------------------------------------------------------------------

enum VarroaMethod {
  NATURAL_MITE_FALL
  POWDERED_SUGAR
  WASHING_METHOD
  DRONE_BROOD_CONTROL
}

model VarroaMeasurement {
  id              String       @id @default(cuid())
  colonyId        String
  colony          Colony       @relation(fields: [colonyId], references: [id])
  userId          String
  user            User         @relation(fields: [userId], references: [id])
  date            DateTime
  method          VarroaMethod
  durationMinutes Int?
  miteCount       Int?
  calculatedValue Float?
  assessment      String?
  notes           String?
  createdAt       DateTime     @default(now())

  @@index([colonyId, date])
}

// ---------------------------------------------------------------------------
// Behandlung / Tierarzneimittel (Abschnitt 4.11)
// ---------------------------------------------------------------------------

model Treatment {
  id               String    @id @default(cuid())
  colonyId         String
  colony           Colony    @relation(fields: [colonyId], references: [id])
  userId           String
  user             User      @relation(fields: [userId], references: [id])
  date             DateTime
  startDate        DateTime?
  endDate          DateTime?
  product          String
  activeIngredient String?
  amount           String?
  method           String?
  reason           String?
  batchNumber      String?
  notes            String?
  createdAt        DateTime  @default(now())

  @@index([colonyId, date])
}

// ---------------------------------------------------------------------------
// Fütterung (Abschnitt 4.12)
// ---------------------------------------------------------------------------

enum FeedType {
  SUGAR_WATER
  FEED_SYRUP
  FEED_PASTE
  OWN_HONEY
  OTHER
}

model Feeding {
  id          String   @id @default(cuid())
  colonyId    String
  colony      Colony   @relation(fields: [colonyId], references: [id])
  userId      String
  user        User     @relation(fields: [userId], references: [id])
  date        DateTime
  feedType    FeedType
  product     String?
  amount      Float
  unit        String
  batchNumber String?
  notes       String?
  createdAt   DateTime @default(now())

  @@index([colonyId, date])
}

// ---------------------------------------------------------------------------
// Ernte / Schleuderung / Honigcharge / Rückverfolgbarkeit (Abschnitt 4.13-4.17)
// ---------------------------------------------------------------------------

model Harvest {
  id              String   @id @default(cuid())
  apiaryId        String
  apiary          Apiary   @relation(fields: [apiaryId], references: [id])
  userId          String
  user            User     @relation(fields: [userId], references: [id])
  date            DateTime
  honeyType       String?
  honeySuperCount Int?
  grossWeight     Float?
  netWeight       Float?
  notes           String?
  createdAt       DateTime @default(now())

  colonies    HarvestColony[]
  extractions ExtractionHarvest[]

  @@index([apiaryId, date])
}

model HarvestColony {
  id        String  @id @default(cuid())
  harvestId String
  harvest   Harvest @relation(fields: [harvestId], references: [id])
  colonyId  String
  colony    Colony  @relation(fields: [colonyId], references: [id])

  @@unique([harvestId, colonyId])
  @@index([colonyId])
}

model Extraction {
  id           String   @id @default(cuid())
  date         DateTime
  userId       String
  user         User     @relation(fields: [userId], references: [id])
  amount       Float?
  room         String?
  waterContent Float?
  temperature  Float?
  notes        String?
  createdAt    DateTime @default(now())

  harvests     ExtractionHarvest[]
  honeyBatches HoneyBatch[]

  @@index([date])
}

model ExtractionHarvest {
  id           String     @id @default(cuid())
  extractionId String
  extraction   Extraction @relation(fields: [extractionId], references: [id])
  harvestId    String
  harvest      Harvest    @relation(fields: [harvestId], references: [id])

  @@unique([extractionId, harvestId])
  @@index([harvestId])
}

enum HoneyBatchStatus {
  RAW
  EXTRACTED
  CLARIFIED
  CREAMED
  STORED
  BOTTLED
  SOLD
  CONSUMED
}

model HoneyBatch {
  id                 String            @id @default(cuid())
  batchNumber        String            @unique
  extractionId       String
  extraction         Extraction        @relation(fields: [extractionId], references: [id])
  honeyType          String?
  amount             Float?
  waterContent       Float?
  storageContainerId String?
  storageContainer   StorageContainer? @relation(fields: [storageContainerId], references: [id])
  status             HoneyBatchStatus  @default(RAW)
  createdAt          DateTime          @default(now())
  updatedAt          DateTime          @updatedAt

  measurements    HoneyMeasurement[]
  bottlingBatches BottlingBatch[]

  @@index([status])
  @@index([extractionId])
}

// Honigmessungen (Abschnitt 4.17) – als Teil des HoneyBatch-Moduls im MVP,
// siehe ARCHITECTURE.md Annahme 1.
model HoneyMeasurement {
  id           String     @id @default(cuid())
  honeyBatchId String
  honeyBatch   HoneyBatch @relation(fields: [honeyBatchId], references: [id])
  userId       String
  user         User       @relation(fields: [userId], references: [id])
  waterContent Float
  measuredAt   DateTime
  device       String?
  temperature  Float?
  notes        String?
  createdAt    DateTime   @default(now())

  @@index([honeyBatchId])
}

// ---------------------------------------------------------------------------
// Lagerbehälter / grundlegende Lagerverwaltung (Abschnitt 4.18, 4.21)
// ---------------------------------------------------------------------------

enum StorageContainerStatus {
  EMPTY
  FILLED
  CLEANING
  OUT_OF_SERVICE
}

model StorageContainer {
  id            String                 @id @default(cuid())
  code          String                 @unique
  containerType String?
  capacity      Float?
  currentAmount Float?
  location      String?
  status        StorageContainerStatus @default(EMPTY)
  createdAt     DateTime               @default(now())
  updatedAt     DateTime               @updatedAt

  honeyBatches HoneyBatch[]

  @@index([status])
}

enum StockCategory {
  HONEY
  CONSUMABLE
  EQUIPMENT_MATERIAL
}

model StockItem {
  id           String        @id @default(cuid())
  name         String
  category     StockCategory
  unit         String
  quantity     Float         @default(0)
  minThreshold Float?
  notes        String?
  createdAt    DateTime      @default(now())
  updatedAt    DateTime      @updatedAt

  movements StockMovement[]

  @@index([category])
}

enum StockMovementType {
  IN
  OUT
  TRANSFER
  ADJUSTMENT
}

model StockMovement {
  id          String            @id @default(cuid())
  stockItemId String
  stockItem   StockItem         @relation(fields: [stockItemId], references: [id])
  type        StockMovementType
  quantity    Float
  date        DateTime          @default(now())
  userId      String?
  user        User?             @relation(fields: [userId], references: [id])
  relatedType String?
  relatedId   String?
  notes       String?
  createdAt   DateTime          @default(now())

  @@index([stockItemId, date])
}

// ---------------------------------------------------------------------------
// Abfüllungen und Produkte (Abschnitt 4.19, 4.20) – v1.x Modul 23
// ---------------------------------------------------------------------------

enum ProductStatus {
  ACTIVE
  DISCONTINUED
}

model Product {
  id             String        @id @default(cuid())
  name           String
  description    String?
  sku            String?       @unique
  packagingSize  Float?
  weight         Float?
  salesUnit      String?
  status         ProductStatus @default(ACTIVE)
  createdAt      DateTime      @default(now())
  updatedAt      DateTime      @updatedAt

  bottlingBatches BottlingBatch[]

  @@index([status])
}

model BottlingBatch {
  id             String     @id @default(cuid())
  honeyBatchId   String
  honeyBatch     HoneyBatch @relation(fields: [honeyBatchId], references: [id])
  productId      String?
  product        Product?   @relation(fields: [productId], references: [id])
  date           DateTime
  jarSize        Float
  jarCount       Int
  totalAmount    Float
  bestBeforeDate DateTime
  lotNumber      String     @unique
  userId         String?
  user           User?      @relation(fields: [userId], references: [id])
  createdAt      DateTime   @default(now())

  @@index([honeyBatchId])
  @@index([productId])
}

// ---------------------------------------------------------------------------
// Inventar (Abschnitt 4.22) – v1.x Modul 24
// ---------------------------------------------------------------------------

enum EquipmentCondition {
  NEW
  GOOD
  WORN
  DEFECTIVE
}

model Equipment {
  id              String             @id @default(cuid())
  inventoryNumber String             @unique
  name            String
  manufacturer    String?
  purchaseDate    DateTime?
  condition       EquipmentCondition @default(GOOD)
  location        String?
  maintenanceDate DateTime?
  createdAt       DateTime           @default(now())
  updatedAt       DateTime           @updatedAt

  @@index([condition])
}

// ---------------------------------------------------------------------------
// Benachrichtigungssystem (Abschnitt 24) – v1.x Modul 26
// ---------------------------------------------------------------------------

enum NotificationPriority {
  INFO
  HINWEIS
  WARNUNG
  KRITISCH
}

model Notification {
  id          String               @id @default(cuid())
  userId      String?
  user        User?                @relation(fields: [userId], references: [id])
  priority    NotificationPriority
  message     String
  relatedType String?
  relatedId   String?
  read        Boolean              @default(false)
  createdAt   DateTime             @default(now())

  @@index([userId, read])
  @@index([priority])
}

// ---------------------------------------------------------------------------
// Webhooks (Abschnitt 27) – v1.x Modul 28
// ---------------------------------------------------------------------------

model WebhookSubscription {
  id              String   @id @default(cuid())
  url             String
  events          String[]
  secret          String
  active          Boolean  @default(true)
  createdByUserId String?
  createdByUser   User?    @relation(fields: [createdByUserId], references: [id])
  createdAt       DateTime @default(now())
  updatedAt       DateTime @updatedAt

  @@index([active])
}

// ---------------------------------------------------------------------------
// Dokumente und Bilder (Abschnitt 4.28) – v1.x Modul 29
// ---------------------------------------------------------------------------

enum DocumentEntityType {
  APIARY
  COLONY
  QUEEN
  INSPECTION
  HONEY_BATCH
}

model Document {
  id               String             @id @default(cuid())
  entityType       DocumentEntityType
  entityId         String
  fileName         String
  mimeType         String
  sizeBytes        Int
  storagePath      String
  uploadedByUserId String?
  uploadedByUser   User?              @relation(fields: [uploadedByUserId], references: [id])
  createdAt        DateTime           @default(now())

  @@index([entityType, entityId])
}