524 lines
16 KiB
Plaintext
524 lines
16 KiB
Plaintext
// ============================================================================
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// WG- & Vermieter-Management-App — Prisma Schema (PostgreSQL)
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// Objekt: 170 qm 4er-WG, Nackenheim (Mainz), Einzelzimmervermietung
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// ============================================================================
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generator client {
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provider = "prisma-client-js"
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}
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datasource db {
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provider = "postgresql"
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url = env("DATABASE_URL")
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}
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// ----------------------------------------------------------------------------
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// ENUMS
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// ----------------------------------------------------------------------------
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enum UserRole {
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LANDLORD
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TENANT
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CRAFTSMAN
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ADMIN // Property-Manager / Vertretung des Vermieters
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}
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enum RoomStatus {
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OCCUPIED
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VACANT
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MAINTENANCE
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}
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enum RentAdjustmentType {
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NONE
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INDEX_MIETE // Indexmietklausel
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STAFFEL_MIETE // Staffelmietklausel
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}
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enum PaymentStatus {
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PENDING
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PAID
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PARTIAL
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OVERDUE
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MATCH_UNCERTAIN // Betrag/Referenz weicht ab -> manuelle Prüfung nötig
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}
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enum TicketCategory {
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SANITAER
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ELEKTRIK
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MOEBEL
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HEIZUNG
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SCHIMMEL
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SCHLUESSEL_SCHLOSS
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SONSTIGES
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}
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enum TicketPriority {
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LOW
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MEDIUM
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HIGH
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EMERGENCY
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}
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enum TicketStatus {
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OPEN
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IN_PROGRESS
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RESOLVED
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CLOSED
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}
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enum CleaningArea {
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BATHROOM_1
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BATHROOM_2
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KITCHEN
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HALLWAY_LAUNDRY
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}
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enum CleaningStatus {
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PENDING
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COMPLETED
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VERIFIED
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MISSED
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}
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enum ItemCondition {
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NEW
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GOOD
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WEAR_AND_TEAR
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DAMAGED
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}
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enum ExpenseCategory {
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HAUSHALT // Putzmittel, Klopapier etc.
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LEBENSMITTEL_GEMEINSAM
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REPARATUR_VORAUSLAGE
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SONSTIGES
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}
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enum SettlementStatus {
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OPEN
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SETTLED
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}
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enum HandoverType {
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MOVE_IN
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MOVE_OUT
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}
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enum GuestCodeStatus {
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ACTIVE
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EXPIRED
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REVOKED
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}
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enum InvitationStatus {
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PENDING
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ACCEPTED
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EXPIRED
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REVOKED
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}
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// ----------------------------------------------------------------------------
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// USERS
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// ----------------------------------------------------------------------------
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model User {
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id String @id @default(uuid())
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email String @unique
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passwordHash String @map("password_hash")
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fullName String @map("full_name")
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phoneNumber String? @map("phone_number")
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role UserRole
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avatarUrl String? @map("avatar_url")
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pushToken String? @map("push_token") // OneSignal Player ID
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// Ein Mieter ist aktuell genau einem Zimmer zugeordnet (Bequemlichkeits-FK,
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// die verbindliche Quelle bleibt Contract).
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roomId String? @map("room_id")
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room Room? @relation("RoomOccupant", fields: [roomId], references: [id])
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createdAt DateTime @default(now()) @map("created_at")
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updatedAt DateTime @updatedAt @map("updated_at")
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// Relations
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contracts Contract[]
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createdTickets Ticket[] @relation("TicketCreator")
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assignedTickets Ticket[] @relation("TicketAssignee")
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cleaningTasks CleaningTask[]
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cleaningAbsences CleaningAbsence[]
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expensesPaid Expense[]
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expenseShares ExpenseShare[]
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handoverProtocols HandoverProtocol[]
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guestCodesIssued GuestCode[]
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notifications Notification[]
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invitationsSent Invitation[] @relation("InvitationsSent")
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@@map("users")
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}
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// ----------------------------------------------------------------------------
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// ROOMS
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// ----------------------------------------------------------------------------
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model Room {
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id String @id @default(uuid())
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roomNumber String @map("room_number") // "Zimmer 1" .. "Zimmer 4"
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sizeSqm Decimal @map("size_sqm") @db.Decimal(5, 2) // 20.0 / 16.0
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baseRent Decimal @map("base_rent") @db.Decimal(8, 2) // Nettokaltmiete
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utilityPauschal Decimal @map("utility_pauschal") @db.Decimal(8, 2)
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status RoomStatus @default(VACANT)
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floorPlanUrl String? @map("floor_plan_url")
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createdAt DateTime @default(now()) @map("created_at")
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updatedAt DateTime @updatedAt @map("updated_at")
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occupants User[] @relation("RoomOccupant")
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contracts Contract[]
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tickets Ticket[]
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inventoryItems Inventory[]
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meterReadings MeterReading[]
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invitations Invitation[]
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@@map("rooms")
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}
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// ----------------------------------------------------------------------------
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// INVITATIONS (Vermieter lädt Mieter per E-Mail ein)
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// ----------------------------------------------------------------------------
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model Invitation {
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id String @id @default(uuid())
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email String
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token String @unique
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role UserRole @default(TENANT)
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roomId String? @map("room_id")
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room Room? @relation(fields: [roomId], references: [id])
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invitedById String @map("invited_by_id")
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invitedBy User @relation("InvitationsSent", fields: [invitedById], references: [id])
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status InvitationStatus @default(PENDING)
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expiresAt DateTime @map("expires_at")
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acceptedAt DateTime? @map("accepted_at")
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createdAt DateTime @default(now()) @map("created_at")
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@@index([email])
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@@index([status])
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@@map("invitations")
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}
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// ----------------------------------------------------------------------------
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// CONTRACTS
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// ----------------------------------------------------------------------------
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model Contract {
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id String @id @default(uuid())
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userId String @map("user_id")
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user User @relation(fields: [userId], references: [id])
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roomId String @map("room_id")
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room Room @relation(fields: [roomId], references: [id])
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startDate DateTime @map("start_date")
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endDate DateTime? @map("end_date") // NULL = unbefristet
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totalWarmRent Decimal @map("total_warm_rent") @db.Decimal(8, 2)
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depositAmount Decimal @map("deposit_amount") @db.Decimal(8, 2)
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paymentDueDay Int @default(3) @map("payment_due_day") // Fälligkeit: 3. Werktag
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// Kündigungsfristen & Anpassungsklauseln
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noticePeriodMonths Int @default(3) @map("notice_period_months")
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rentAdjustmentType RentAdjustmentType @default(NONE) @map("rent_adjustment_type")
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rentAdjustmentClause String? @map("rent_adjustment_clause") @db.Text // Freitext der Klausel
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nextAdjustmentDate DateTime? @map("next_adjustment_date")
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isActive Boolean @default(true) @map("is_active")
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contractPdfUrl String? @map("contract_pdf_url")
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createdAt DateTime @default(now()) @map("created_at")
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updatedAt DateTime @updatedAt @map("updated_at")
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payments Payment[]
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handoverProtocols HandoverProtocol[]
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@@index([roomId, isActive])
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@@map("contracts")
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}
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// ----------------------------------------------------------------------------
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// PAYMENTS (Banking API Abgleich)
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// ----------------------------------------------------------------------------
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model Payment {
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id String @id @default(uuid())
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contractId String @map("contract_id")
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contract Contract @relation(fields: [contractId], references: [id])
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amount Decimal @db.Decimal(8, 2)
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dueDate DateTime @map("due_date")
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paidAt DateTime? @map("paid_at")
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status PaymentStatus @default(PENDING)
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// Banking-API (FinAPI / Nordigen / GoCardless)
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bankTransactionId String? @unique @map("bank_transaction_id")
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bankReferenceText String? @map("bank_reference_text")
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matchedAutomatically Boolean @default(false) @map("matched_automatically")
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dunningSentAt DateTime? @map("dunning_sent_at") // Zeitpunkt Mahn-Notification
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createdAt DateTime @default(now()) @map("created_at")
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updatedAt DateTime @updatedAt @map("updated_at")
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@@index([contractId, dueDate])
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@@index([status])
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@@map("payments")
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}
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// ----------------------------------------------------------------------------
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// TICKETS (Schadensmelder)
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// ----------------------------------------------------------------------------
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model Ticket {
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id String @id @default(uuid())
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creatorId String @map("creator_id")
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creator User @relation("TicketCreator", fields: [creatorId], references: [id])
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assigneeId String? @map("assignee_id") // Handwerker
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assignee User? @relation("TicketAssignee", fields: [assigneeId], references: [id])
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roomId String? @map("room_id") // NULL = Gemeinschaftsbereich
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room Room? @relation(fields: [roomId], references: [id])
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title String
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description String @db.Text
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category TicketCategory
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priority TicketPriority @default(MEDIUM)
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status TicketStatus @default(OPEN)
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imageUrls String[] @map("image_urls") // Foto-Beweise
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pdfExportUrl String? @map("pdf_export_url") // 1-Klick-PDF für Handwerker
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resolvedAt DateTime? @map("resolved_at")
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createdAt DateTime @default(now()) @map("created_at")
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updatedAt DateTime @updatedAt @map("updated_at")
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@@index([status, priority])
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@@map("tickets")
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}
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// ----------------------------------------------------------------------------
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// CLEANING TASKS (Putzplan)
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// ----------------------------------------------------------------------------
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model CleaningTask {
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id String @id @default(uuid())
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assignedUserId String @map("assigned_user_id")
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assignedUser User @relation(fields: [assignedUserId], references: [id])
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area CleaningArea
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weekOf DateTime @map("week_of") // Montag der jeweiligen Rotationswoche
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dueDate DateTime @map("due_date")
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completedAt DateTime? @map("completed_at")
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proofImageUrl String? @map("proof_image_url")
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status CleaningStatus @default(PENDING)
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verifiedBy String? @map("verified_by") // optionale Mitbewohner-Bestätigung
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reminderSentAt DateTime? @map("reminder_sent_at")
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createdAt DateTime @default(now()) @map("created_at")
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updatedAt DateTime @updatedAt @map("updated_at")
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@@index([assignedUserId, weekOf])
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@@index([status, dueDate])
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@@map("cleaning_tasks")
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}
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// Abwesenheiten im Putzplan-Kalender (Urlaub, "kann nicht putzen" o. Ä.).
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// Für alle Mieter sichtbar (gemeinschaftliche Organisationsinfo), aber nur
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// vom jeweiligen Mieter selbst oder Vermieter/Admin anlegbar/löschbar.
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model CleaningAbsence {
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id String @id @default(uuid())
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userId String @map("user_id")
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user User @relation(fields: [userId], references: [id])
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startDate DateTime @map("start_date")
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endDate DateTime @map("end_date")
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note String?
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createdAt DateTime @default(now()) @map("created_at")
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@@index([userId, startDate])
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@@map("cleaning_absences")
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}
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// ----------------------------------------------------------------------------
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// INVENTORY (Möbel & Geräte)
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// ----------------------------------------------------------------------------
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model Inventory {
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id String @id @default(uuid())
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roomId String? @map("room_id") // NULL = Gemeinschaftsfläche
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room Room? @relation(fields: [roomId], references: [id])
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itemName String @map("item_name")
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purchaseDate DateTime? @map("purchase_date")
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purchasePrice Decimal? @map("purchase_price") @db.Decimal(8, 2)
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condition ItemCondition @default(GOOD)
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manualPdfUrl String? @map("manual_pdf_url") // Anleitung (z.B. Entkalkung)
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photoUrl String? @map("photo_url")
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createdAt DateTime @default(now()) @map("created_at")
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updatedAt DateTime @updatedAt @map("updated_at")
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handoverItems HandoverItem[]
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@@map("inventory")
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}
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// ----------------------------------------------------------------------------
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// EXPENSES (WG-Kasse)
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// ----------------------------------------------------------------------------
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model Expense {
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id String @id @default(uuid())
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payerId String @map("payer_id")
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payer User @relation(fields: [payerId], references: [id])
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amount Decimal @db.Decimal(8, 2)
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description String
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category ExpenseCategory @default(HAUSHALT)
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receiptUrl String? @map("receipt_url")
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createdAt DateTime @default(now()) @map("created_at")
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shares ExpenseShare[]
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@@map("expenses")
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}
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// Automatischer Split (Standard: durch 4), pro Mieter ein Anteil
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model ExpenseShare {
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id String @id @default(uuid())
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expenseId String @map("expense_id")
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expense Expense @relation(fields: [expenseId], references: [id], onDelete: Cascade)
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userId String @map("user_id")
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user User @relation(fields: [userId], references: [id])
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shareAmount Decimal @map("share_amount") @db.Decimal(8, 2)
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settlementStatus SettlementStatus @default(OPEN) @map("settlement_status")
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settledAt DateTime? @map("settled_at")
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@@unique([expenseId, userId])
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@@map("expense_shares")
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}
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// ----------------------------------------------------------------------------
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// HANDOVER PROTOCOLS (Übergabeprotokoll bei Ein-/Auszug)
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// ----------------------------------------------------------------------------
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model HandoverProtocol {
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id String @id @default(uuid())
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contractId String @map("contract_id")
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contract Contract @relation(fields: [contractId], references: [id])
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userId String @map("user_id")
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user User @relation(fields: [userId], references: [id])
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type HandoverType
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protocolDate DateTime @map("protocol_date")
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signatureUrl String? @map("signature_url") // digitale Unterschrift (Bild/SVG)
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pdfUrl String? @map("pdf_url")
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createdAt DateTime @default(now()) @map("created_at")
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items HandoverItem[]
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meterReadings MeterReading[]
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@@map("handover_protocols")
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}
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model HandoverItem {
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id String @id @default(uuid())
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protocolId String @map("protocol_id")
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protocol HandoverProtocol @relation(fields: [protocolId], references: [id], onDelete: Cascade)
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inventoryId String? @map("inventory_id")
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inventory Inventory? @relation(fields: [inventoryId], references: [id])
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condition ItemCondition
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note String?
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photoUrl String? @map("photo_url")
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@@map("handover_items")
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}
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model MeterReading {
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id String @id @default(uuid())
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protocolId String? @map("protocol_id")
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protocol HandoverProtocol? @relation(fields: [protocolId], references: [id])
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roomId String? @map("room_id")
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room Room? @relation(fields: [roomId], references: [id])
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meterType String @map("meter_type") // STROM, WASSER, GAS
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value Decimal @db.Decimal(10, 2)
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readAt DateTime @map("read_at")
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photoUrl String? @map("photo_url")
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@@map("meter_readings")
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}
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// ----------------------------------------------------------------------------
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// SMART LOCK / GUEST CODES
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// ----------------------------------------------------------------------------
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model GuestCode {
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id String @id @default(uuid())
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issuedById String @map("issued_by_id")
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issuedBy User @relation(fields: [issuedById], references: [id])
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code String @unique
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lockDeviceId String @map("lock_device_id") // Nuki/Tuya Device-ID
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validFrom DateTime @map("valid_from")
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validUntil DateTime @map("valid_until")
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status GuestCodeStatus @default(ACTIVE)
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createdAt DateTime @default(now()) @map("created_at")
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@@map("guest_codes")
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}
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// ----------------------------------------------------------------------------
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// UNMATCHED TRANSACTIONS (Banking-Abgleich ohne eindeutigen Treffer)
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// ----------------------------------------------------------------------------
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model UnmatchedTransactionLog {
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id String @id @default(uuid())
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bankTransactionId String @unique @map("bank_transaction_id")
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amount Decimal @db.Decimal(8, 2)
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remittanceInfo String @map("remittance_info") @db.Text
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reason String @db.Text
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resolvedPaymentId String? @map("resolved_payment_id")
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createdAt DateTime @default(now()) @map("created_at")
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@@map("unmatched_transaction_logs")
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}
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// ----------------------------------------------------------------------------
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// NOTIFICATIONS (Push-Log)
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// ----------------------------------------------------------------------------
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model Notification {
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id String @id @default(uuid())
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userId String @map("user_id")
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user User @relation(fields: [userId], references: [id])
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type String // z.B. "RENT_OVERDUE", "CLEANING_REMINDER", "TRASH_TOMORROW"
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title String
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body String
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payload Json?
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sentAt DateTime @default(now()) @map("sent_at")
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readAt DateTime? @map("read_at")
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@@index([userId, sentAt])
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@@map("notifications")
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}
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