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

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

model User {
  id                   String    @id @default(uuid())
  tenantId             String    @default("1")
  username             String
  passwordHash         String
  displayName          String
  status               String    @default("ACTIVE")
  employeeId           String?
  mustChangePassword   Boolean   @default(true)
  profileCompletedAt   DateTime?
  createdAt            DateTime  @default(now())
  updatedAt            DateTime  @updatedAt

  employee      Employee?      @relation(fields: [employeeId], references: [id])
  roles         UserRole[]
  refreshTokens RefreshToken[]
  todos         TodoTask[]     @relation("TodoAssignee")
  approvals     ApprovalTask[] @relation("ApprovalAssignee")
  bidCreated    BidCase[]      @relation("BidCreator")
  bidReviews    BidReviewer[]
  bidActions    BidActionLog[]
  bidAssignments BidAssignee[]
  bidDocVersions BidDocVersion[]
  contractsCreated Contract[] @relation("ContractCreator")
  contractReviews  ContractReviewer[]
  contractActions  ContractActionLog[]
  expensesCreated  ExpenseClaim[] @relation("ExpenseApplicant")
  expenseDecided   ExpenseClaim[] @relation("ExpenseDecider")
  expensesPaid     ExpenseClaim[] @relation("ExpensePayer")
  loansCreated     LoanRecord[]   @relation("LoanApplicant")
  loanDecided      LoanRecord[]   @relation("LoanDecider")
  invoicesCreated  InvoiceRecord[] @relation("InvoiceCreator")
  timesheets       Timesheet[]
  assignedTasks    ProjectTask[] @relation("TaskAssignee")
  projectAcceptances ProjectAcceptance[]
  sealApplied      SealRequest[] @relation("SealApplicant")
  sealDecided      SealRequest[] @relation("SealDecider")
  credentialBorrows CredentialBorrow[]
  employmentEvents  EmploymentEvent[] @relation("EventActor")
  attendanceImports AttendanceMonth[] @relation("AttendanceImporter")
  leaveDecided      LeaveRequest[]    @relation("LeaveDecider")
  payrollRuns       PayrollRun[]      @relation("PayrollCreator")
  workReports       WorkReport[]
  workReportsTo     WorkReport[] @relation("ReportTo")
  workReportsCc     WorkReport[] @relation("ReportCc")
  operationLogs     OperationLog[]
  purchases         PurchaseRequest[] @relation("PurchaseApplicant")
  purchaseDecided   PurchaseRequest[] @relation("PurchaseDecider")
  paymentsCreated   PaymentRecord[]   @relation("PaymentCreator")
  paymentsReceived  PaymentRecord[]   @relation("PaymentPayee")
  projectChanges    ProjectChange[]   @relation("ChangeActor")
  assetsHeld        AssetOccupancy[]  @relation("AssetHolder")
  laborContractsCreated LaborContract[] @relation("LaborContractCreator")
  workAssigned      WorkAssignment[]  @relation("WorkAssigner")
  workReceived      WorkAssignment[]  @relation("WorkAssignee")
  assetsRegistered  RegisteredAsset[] @relation("AssetRegistrar")
  officeApplies     OfficeApply[]     @relation("OfficeApplicant")
  officeApplyDecided OfficeApply[]    @relation("OfficeDecider")
  noticesCreated    Notice[]          @relation("NoticeAuthor")
  pushDevices       PushDevice[]

  @@unique([tenantId, username])
}

model PushDevice {
  id        String   @id @default(uuid())
  userId    String
  vendor    String
  regId     String
  brand     String?
  model     String?
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt
  user      User     @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@unique([vendor, regId])
  @@index([userId, vendor])
}

model RefreshToken {
  id         String    @id @default(uuid())
  userId     String
  tokenHash  String
  clientKind String    @default("web")
  expiresAt  DateTime
  revokedAt  DateTime?
  createdAt  DateTime  @default(now())
  user       User      @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@index([userId, clientKind])
}

model AuthQrTicket {
  id         String    @id @default(uuid())
  ticket     String    @unique
  status     String    @default("pending")
  userId     String?
  confirmCodeHash String?
  confirmCodeIssuedAt DateTime?
  confirmCodeAttempts Int @default(0)
  expiresAt  DateTime
  consumedAt DateTime?
  createdAt  DateTime  @default(now())

  @@index([status, expiresAt])
}

model Department {
  id           String  @id @default(uuid())
  tenantId     String  @default("1")
  parentId     String?
  name         String
  code         String
  deptType     String
  categoryCode String?
  sortNo       Int     @default(0)

  parent    Department?  @relation("DeptTree", fields: [parentId], references: [id])
  children  Department[] @relation("DeptTree")
  employees Employee[]
  projectTasks ProjectTask[]
  eventsFrom EmploymentEvent[] @relation("EventFromDept")
  eventsTo   EmploymentEvent[] @relation("EventToDept")

  @@unique([tenantId, code])
}

model Employee {
  id                 String    @id @default(uuid())
  tenantId           String    @default("1")
  name               String
  employeeNo         String
  departmentId       String
  title              String?
  restSchedule       String    @default("SINGLE")
  employmentStatus   String    @default("REGULAR")
  hiredAt            DateTime?
  internStartAt      DateTime?
  probationEndAt     DateTime?
  leftAt             DateTime?
  managerId          String?
  managerIds         String?
  gender             String?
  email              String?
  mobile             String?
  idNo               String?
  idType             String?
  education          String?
  birthday           DateTime?
  ethnicity          String?
  maritalStatus      String?
  hukouAddress       String?
  liveAddress        String?
  emergencyName      String?
  emergencyPhone     String?
  idIssuer           String?
  idValidFrom        DateTime?
  idValidTo          DateTime?
  personCategory     String?
  ccTo               String?
  shortMobile        String?
  workMobile         String?
  school             String?
  major              String?
  graduatedAt        DateTime?
  professionalTitle  String?
  certificates       String?
  companyName        String?
  jobRole            String?
  jobLevel           String?
  attendGroup        String?
  probationMonths    Int?
  contractStartAt    DateTime?
  contractEndAt      DateTime?
  recruitSource      String?
  landline           String?
  landlineExt        String?
  groupShortNo       String?
  socialNo           String?
  housingFundNo      String?
  familyNote         String?
  jobType            String?
  ccDaily            String?
  ccWeekly           String?
  ccMonthly          String?
  bankName           String?
  bankAccount        String?
  remark             String?
  baseSalary         Decimal   @default(0) @db.Decimal(18, 2)
  postSalary         Decimal   @default(0) @db.Decimal(18, 2)
  attendanceBonus    Decimal   @default(0) @db.Decimal(18, 2)
  phoneSubsidy       Decimal   @default(0) @db.Decimal(18, 2)
  transportSubsidy   Decimal   @default(0) @db.Decimal(18, 2)
  mealSubsidy        Decimal   @default(0) @db.Decimal(18, 2)
  probationSalary    Decimal   @default(0) @db.Decimal(18, 2)
  perfBase           Decimal   @default(0) @db.Decimal(18, 2)
  socialBase         Decimal   @default(0) @db.Decimal(18, 2)
  compLeaveHours     Decimal   @default(0) @db.Decimal(10, 2)
  createdAt          DateTime  @default(now())
  updatedAt          DateTime  @updatedAt

  department Department @relation(fields: [departmentId], references: [id])
  manager    Employee?  @relation("EmpManager", fields: [managerId], references: [id])
  reports    Employee[] @relation("EmpManager")
  users      User[]
  events     EmploymentEvent[]
  attendance AttendanceMonth[]
  punches    AttendancePunch[]
  leaves     LeaveRequest[]
  payrollItems PayrollItem[]
  laborContracts LaborContract[]

  @@unique([tenantId, employeeNo])
  @@index([departmentId])
  @@index([managerId])
}

model LaborContract {
  id            String    @id @default(uuid())
  tenantId      String    @default("1")
  employeeId    String
  contractNo    String?
  startAt       DateTime?
  endAt         DateTime?
  remark        String?
  createdById   String?
  createdAt     DateTime  @default(now())
  updatedAt     DateTime  @updatedAt
  employee      Employee  @relation(fields: [employeeId], references: [id], onDelete: Cascade)
  createdBy     User?     @relation("LaborContractCreator", fields: [createdById], references: [id])

  @@index([employeeId])
  @@index([tenantId, createdAt])
}

model EmploymentEvent {
  id             String    @id @default(uuid())
  tenantId       String    @default("1")
  employeeId     String
  kind           String
  fromStatus     String?
  toStatus       String?
  fromDeptId     String?
  toDeptId       String?
  effectiveAt    DateTime
  comment        String?
  actorId        String?
  createdAt      DateTime  @default(now())

  employee Employee    @relation(fields: [employeeId], references: [id])
  fromDept Department? @relation("EventFromDept", fields: [fromDeptId], references: [id])
  toDept   Department? @relation("EventToDept", fields: [toDeptId], references: [id])
  actor    User?       @relation("EventActor", fields: [actorId], references: [id])

  @@index([employeeId])
  @@index([effectiveAt])
}

model AttendanceMonth {
  id             String   @id @default(uuid())
  tenantId       String   @default("1")
  employeeId     String
  yearMonth      String
  workDays       Decimal  @default(0) @db.Decimal(6, 2)
  leaveDays      Decimal  @default(0) @db.Decimal(6, 2)
  sickDays       Decimal  @default(0) @db.Decimal(6, 2)
  overtimeHours  Decimal  @default(0) @db.Decimal(6, 2)
  compLeaveDays  Decimal  @default(0) @db.Decimal(6, 2)
  remark         String?
  importedAt     DateTime @default(now())
  importedById   String?

  employee   Employee @relation(fields: [employeeId], references: [id])
  importedBy User?    @relation("AttendanceImporter", fields: [importedById], references: [id])

  @@unique([employeeId, yearMonth])
  @@index([yearMonth])
}

model AttendancePunch {
  id         String   @id @default(uuid())
  tenantId   String   @default("1")
  employeeId String
  kind       String
  punchedAt  DateTime @default(now())
  remark     String?
  lat        Decimal? @db.Decimal(10, 7)
  lng        Decimal? @db.Decimal(10, 7)
  address    String?
  accuracy   Float?
  employee   Employee @relation(fields: [employeeId], references: [id], onDelete: Cascade)

  @@index([employeeId, punchedAt])
}

model LeaveRequest {
  id          String    @id @default(uuid())
  tenantId    String    @default("1")
  employeeId  String
  kind        String
  startAt     DateTime
  endAt       DateTime
  days        Decimal   @db.Decimal(6, 2)
  reason      String
  toDeptId    String?
  targetTitle String?
  status      String    @default("PENDING")
  comment     String?
  decidedById String?
  decidedAt   DateTime?
  createdAt   DateTime  @default(now())
  employee    Employee  @relation(fields: [employeeId], references: [id], onDelete: Cascade)
  decidedBy   User?     @relation("LeaveDecider", fields: [decidedById], references: [id])

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

model HrSetting {
  id              String   @id @default("default")
  tenantId        String   @default("1") @unique
  idMask          Boolean  @default(true)
  autoAccount     Boolean  @default(false)
  probationMonths Int      @default(3)
  defaultRest     String   @default("SINGLE")
  workStart       String   @default("09:00")
  workEnd         String   @default("18:00")
  updatedAt       DateTime @updatedAt
}

model AttendanceRule {
  id                 String   @id @default(uuid())
  tenantId           String   @default("1")
  name               String
  restSchedule       String
  workStart          String
  workEnd            String
  lateGraceMinutes   Int      @default(0)
  punchPlace         String?
  punchAddress       String?
  punchLat           Decimal? @db.Decimal(10, 7)
  punchLng           Decimal? @db.Decimal(10, 7)
  punchRadiusMeters  Int      @default(300)
  enabled            Boolean  @default(true)
  sortNo             Int      @default(0)
  remark             String?
  createdAt          DateTime @default(now())
  updatedAt          DateTime @updatedAt

  @@unique([tenantId, name])
}

model PayrollRun {
  id          String    @id @default(uuid())
  tenantId    String    @default("1")
  yearMonth   String
  status      String    @default("DRAFT")
  createdById String?
  createdAt   DateTime  @default(now())
  confirmedAt DateTime?

  createdBy User?         @relation("PayrollCreator", fields: [createdById], references: [id])
  items     PayrollItem[]

  @@unique([tenantId, yearMonth])
}

model PayrollItem {
  id                String  @id @default(uuid())
  runId             String
  employeeId        String
  prorationFactor   Decimal @default(1) @db.Decimal(8, 6)
  scheduledDays     Decimal @default(0) @db.Decimal(6, 2)
  dailyRate         Decimal @default(0) @db.Decimal(18, 2)
  basePay           Decimal @default(0) @db.Decimal(18, 2)
  performancePay    Decimal @default(0) @db.Decimal(18, 2)
  performanceRatio  Decimal @default(100) @db.Decimal(5, 2)
  leaveDeduct       Decimal @default(0) @db.Decimal(18, 2)
  sickDeduct        Decimal @default(0) @db.Decimal(18, 2)
  socialPersonal    Decimal @default(0) @db.Decimal(18, 2)
  housingFund       Decimal @default(0) @db.Decimal(18, 2)
  tax               Decimal @default(0) @db.Decimal(18, 2)
  grossPay          Decimal @default(0) @db.Decimal(18, 2)
  netPay            Decimal @default(0) @db.Decimal(18, 2)
  overtimeHours     Decimal @default(0) @db.Decimal(6, 2)
  compLeaveUsedDays Decimal @default(0) @db.Decimal(6, 2)
  compLeaveHours    Decimal @default(0) @db.Decimal(10, 2)

  run      PayrollRun @relation(fields: [runId], references: [id], onDelete: Cascade)
  employee Employee   @relation(fields: [employeeId], references: [id])

  @@unique([runId, employeeId])
}

model Role {
  id          String @id @default(uuid())
  tenantId    String @default("1")
  name        String
  code        String
  description String @default("")
  dataScope   String @default("ALL")
  aclCustom   Boolean @default(false)

  permissions RolePermission[]
  users       UserRole[]

  @@unique([tenantId, code])
}

model Permission {
  id       String  @id @default(uuid())
  parentId String?
  name     String
  code     String  @unique
  permType String
  path     String?
  icon     String?
  sortNo   Int     @default(0)
  visible  Boolean @default(true)

  parent   Permission?  @relation("PermTree", fields: [parentId], references: [id])
  children Permission[] @relation("PermTree")
  roles    RolePermission[]
}

model RolePermission {
  roleId       String
  permissionId String
  role         Role       @relation(fields: [roleId], references: [id], onDelete: Cascade)
  permission   Permission @relation(fields: [permissionId], references: [id], onDelete: Cascade)

  @@id([roleId, permissionId])
}

model UserRole {
  userId String
  roleId String
  user   User @relation(fields: [userId], references: [id], onDelete: Cascade)
  role   Role @relation(fields: [roleId], references: [id], onDelete: Cascade)

  @@id([userId, roleId])
}

model DictItem {
  id       String @id @default(uuid())
  tenantId String @default("1")
  dictType String
  label    String
  value    String
  sortNo   Int    @default(0)

  @@unique([tenantId, dictType, value])
}

model NumberRule {
  id        String @id @default(uuid())
  tenantId  String @default("1")
  code      String
  name      String
  prefix    String
  padLength Int    @default(5)

  @@unique([tenantId, code])
}

model SealItem {
  id            String   @id @default(uuid())
  tenantId      String   @default("1")
  name          String
  sealType      String   @default("公章")
  keeper        String   @default("行政")
  legalEntityId String?
  status        String   @default("IN_STOCK")
  createdAt     DateTime @default(now())
  legalEntity   LegalEntity? @relation(fields: [legalEntityId], references: [id])
}

model LegalEntity {
  id        String   @id @default(uuid())
  tenantId  String   @default("1")
  name      String
  shortName String
  creditNo  String?
  isDefault Boolean  @default(false)
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt
  bidCases  BidCase[]
  contracts Contract[]
  sealItems SealItem[]
  assets    RegisteredAsset[]

  @@unique([tenantId, name])
}

model BusinessParty {
  id        String   @id @default(uuid())
  tenantId  String   @default("1")
  name      String
  creditNo  String?
  level     String   @default("B")
  riskFlag  Boolean  @default(false)
  remark    String?
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt
  contacts  PartyContact[]
  bidCases  BidCase[]

  @@unique([tenantId, name])
}

model PartyContact {
  id        String @id @default(uuid())
  tenantId  String @default("1")
  partyId   String
  name      String
  phone     String?
  title     String?
  party     BusinessParty @relation(fields: [partyId], references: [id], onDelete: Cascade)
}

model Qualification {
  id         String    @id @default(uuid())
  tenantId   String    @default("1")
  name       String
  code       String
  expiresAt  DateTime?
  keeper     String?
  createdAt  DateTime  @default(now())
  borrows    CredentialBorrow[]
}

model SealRequest {
  id            String    @id @default(uuid())
  tenantId      String    @default("1")
  sealType      String
  reason        String
  bidCaseId     String?
  contractId    String?
  applicantId   String?
  takeOut       Boolean   @default(false)
  returnAt      DateTime?
  returnedAt    DateTime?
  decidedAt     DateTime?
  decidedById   String?
  rejectComment String?
  status        String    @default("PENDING")
  createdAt     DateTime  @default(now())
  contract      Contract? @relation(fields: [contractId], references: [id])
  bidCase       BidCase?  @relation(fields: [bidCaseId], references: [id])
  applicant     User?     @relation("SealApplicant", fields: [applicantId], references: [id])
  decidedBy     User?     @relation("SealDecider", fields: [decidedById], references: [id])
}

model CredentialBorrow {
  id              String    @id @default(uuid())
  tenantId        String    @default("1")
  itemName        String
  borrower        String
  borrowerId      String?
  qualificationId String?
  bidCaseId       String?
  dueAt           DateTime?
  returnedAt      DateTime?
  remark          String?
  status          String    @default("BORROWED")
  createdAt       DateTime  @default(now())
  borrowerUser    User?     @relation(fields: [borrowerId], references: [id])
  qualification   Qualification? @relation(fields: [qualificationId], references: [id])
  bidCase         BidCase?  @relation(fields: [bidCaseId], references: [id])
}

model BidCase {
  id                 String    @id @default(uuid())
  tenantId           String    @default("1")
  bidNo              String
  name               String
  externalNo         String?
  projectType        String
  sourceType         String    @default("FLOW")
  source             String?
  qualificationNeed  String?
  legalEntityId      String?
  tenderMethod       String?
  applyStartAt       DateTime?
  applyEndAt         DateTime?
  applyMethod        String?
  openAt             DateTime?
  openMethod         String?
  openPlace          String?
  securityLevel      String    @default("INTERNAL")
  projectNature      String?
  partyId            String?
  contactName        String?
  contactPhone       String?
  bondMethod         String?
  bondStatus         String?
  bondPaidAt         DateTime?
  delivererName      String?
  priceCap           String?
  quoteAmount        String?
  summary            String?
  remark             String?
  status             String    @default("TECH_INITIAL")
  nasPath            String?
  fetchedAt          DateTime?
  reviewCycle        Int       @default(1)
  printCost          Decimal?  @db.Decimal(18, 2)
  printNote          String?
  printedAt          DateTime?
  costDisposition    String?
  resultNote         String?
  winnerName         String?
  winnerAmount       Decimal?  @db.Decimal(18, 2)
  winnerNote         String?
  openedResultAt     DateTime?
  needSurvey         Boolean   @default(false)
  createdById        String?
  createdAt          DateTime  @default(now())
  updatedAt          DateTime  @updatedAt

  legalEntity LegalEntity?    @relation(fields: [legalEntityId], references: [id])
  party       BusinessParty?  @relation(fields: [partyId], references: [id])
  createdBy   User?           @relation("BidCreator", fields: [createdById], references: [id])
  reviewers   BidReviewer[]
  actionLogs  BidActionLog[]
  assignees   BidAssignee[]
  versions    BidDocVersion[]
  expenses    ExpenseClaim[]
  loans       LoanRecord[]
  contracts   Contract[]
  bonds       BondRecord[]
  sealRequests SealRequest[]
  credentialBorrows CredentialBorrow[]

  @@index([tenantId, bidNo])
}

model BidReviewer {
  id        String    @id @default(uuid())
  bidCaseId String
  userId    String
  stage     String
  cycle     Int       @default(1)
  result    String    @default("PENDING")
  comment   String?
  decidedAt DateTime?
  bidCase   BidCase   @relation(fields: [bidCaseId], references: [id], onDelete: Cascade)
  user      User      @relation(fields: [userId], references: [id])

  @@unique([bidCaseId, userId, stage, cycle])
  @@index([bidCaseId])
}

model BidAssignee {
  id        String   @id @default(uuid())
  bidCaseId String
  userId    String
  role      String
  createdAt DateTime @default(now())
  bidCase   BidCase  @relation(fields: [bidCaseId], references: [id], onDelete: Cascade)
  user      User     @relation(fields: [userId], references: [id])

  @@unique([bidCaseId, userId, role])
  @@index([bidCaseId])
}

model BidDocVersion {
  id            String   @id @default(uuid())
  bidCaseId     String
  versionNo     Int
  nasPath       String
  note          String?
  submittedById String
  createdAt     DateTime @default(now())
  bidCase       BidCase  @relation(fields: [bidCaseId], references: [id], onDelete: Cascade)
  submittedBy   User     @relation(fields: [submittedById], references: [id])

  @@unique([bidCaseId, versionNo])
  @@index([bidCaseId])
}

model BidActionLog {
  id         String   @id @default(uuid())
  bidCaseId  String
  actorId    String
  action     String
  fromStatus String?
  toStatus   String?
  comment    String?
  createdAt  DateTime @default(now())
  bidCase    BidCase  @relation(fields: [bidCaseId], references: [id], onDelete: Cascade)
  actor      User     @relation(fields: [actorId], references: [id])

  @@index([bidCaseId])
}

model TodoTask {
  id          String    @id @default(uuid())
  tenantId    String    @default("1")
  title       String
  bizType     String
  bizId       String?
  assigneeId  String
  dueAt       DateTime?
  status      String    @default("OPEN")
  createdAt   DateTime  @default(now())
  assignee    User      @relation("TodoAssignee", fields: [assigneeId], references: [id])
}

model ApprovalTask {
  id          String   @id @default(uuid())
  tenantId    String   @default("1")
  title       String
  bizType     String
  bizId       String?
  assigneeId  String
  status      String   @default("PENDING")
  createdAt   DateTime @default(now())
  assignee    User     @relation("ApprovalAssignee", fields: [assigneeId], references: [id])
}

model WorkReport {
  id           String    @id @default(uuid())
  tenantId     String    @default("1")
  authorId     String
  toUserId     String?
  ccUserId     String?
  period       String
  periodType   String    @default("DAY")
  periodStart  DateTime?
  hours        Decimal   @default(0) @db.Decimal(8, 2)
  content      String    @default("")
  status       String    @default("DRAFT")
  submittedAt  DateTime?
  createdAt    DateTime  @default(now())
  author       User      @relation(fields: [authorId], references: [id])
  toUser       User?     @relation("ReportTo", fields: [toUserId], references: [id])
  ccUser       User?     @relation("ReportCc", fields: [ccUserId], references: [id])

  @@index([authorId])
  @@index([toUserId])
  @@index([ccUserId])
}

model Contract {
  id            String    @id @default(uuid())
  tenantId      String    @default("1")
  contractNo    String?
  name          String
  kind          String    @default("OTHER")
  bidCaseId     String?
  legalEntityId String?
  amount        Decimal   @default(0) @db.Decimal(18, 2)
  status        String    @default("DRAFT")
  partyA        String?
  partyB        String?
  nasPath       String?
  remark        String?
  signedAt      DateTime?
  submittedAt   DateTime?
  approvedAt    DateTime?
  createdById   String?
  createdAt     DateTime  @default(now())
  updatedAt     DateTime  @updatedAt
  bidCase       BidCase?      @relation(fields: [bidCaseId], references: [id])
  legalEntity   LegalEntity?  @relation(fields: [legalEntityId], references: [id])
  createdBy     User?         @relation("ContractCreator", fields: [createdById], references: [id])
  projects      Project[]
  milestones    PaymentMilestone[]
  reviewers     ContractReviewer[]
  actionLogs    ContractActionLog[]
  sealRequests  SealRequest[]
  invoices      InvoiceRecord[]
  bonds         BondRecord[]

  @@unique([tenantId, contractNo])
}

model ContractReviewer {
  id         String    @id @default(uuid())
  contractId String
  userId     String
  result     String    @default("PENDING")
  comment    String?
  decidedAt  DateTime?
  contract   Contract  @relation(fields: [contractId], references: [id], onDelete: Cascade)
  user       User      @relation(fields: [userId], references: [id])

  @@unique([contractId, userId])
  @@index([contractId])
}

model ContractActionLog {
  id         String   @id @default(uuid())
  contractId String
  actorId    String
  action     String
  fromStatus String?
  toStatus   String?
  comment    String?
  createdAt  DateTime @default(now())
  contract   Contract @relation(fields: [contractId], references: [id], onDelete: Cascade)
  actor      User     @relation(fields: [actorId], references: [id])

  @@index([contractId])
}

model PaymentMilestone {
  id         String   @id @default(uuid())
  contractId String
  name       String
  ratio      Decimal  @db.Decimal(5, 2)
  dueAt      DateTime?
  trigger    String?
  contract   Contract @relation(fields: [contractId], references: [id], onDelete: Cascade)
  invoice    InvoiceRecord?
}

model Project {
  id                 String    @id @default(uuid())
  tenantId           String    @default("1")
  projectNo          String
  name               String
  partyName          String?
  contractId         String?
  projectType        String    @default("")
  amount             Decimal   @default(0) @db.Decimal(18, 2)
  status             String    @default("ACTIVE")
  presalesCost       Decimal   @default(0) @db.Decimal(18, 2)
  hourRate           Decimal   @default(200) @db.Decimal(18, 2)
  internalAcceptedAt DateTime?
  customerAcceptedAt DateTime?
  createdAt          DateTime  @default(now())
  updatedAt          DateTime  @updatedAt
  contract           Contract? @relation(fields: [contractId], references: [id])
  tasks              ProjectTask[]
  timesheets         Timesheet[]
  expenses           ExpenseClaim[]
  loans              LoanRecord[]
  bonds              BondRecord[]
  budgets            ProjectBudget[]
  acceptances        ProjectAcceptance[]
  acceptMaterials    ProjectAcceptMaterial[]
  purchases          PurchaseRequest[]
  changes            ProjectChange[]
  assets             AssetOccupancy[]
  officeApplies      OfficeApply[]

  @@unique([tenantId, projectNo])
}

model ProjectBudget {
  id        String  @id @default(uuid())
  projectId String
  category  String
  amount    Decimal @db.Decimal(18, 2)
  project   Project @relation(fields: [projectId], references: [id], onDelete: Cascade)

  @@unique([projectId, category])
}

model ProjectAcceptance {
  id        String   @id @default(uuid())
  projectId String
  kind      String
  result    String
  comment   String?
  actorId   String
  decidedAt DateTime @default(now())
  project   Project  @relation(fields: [projectId], references: [id], onDelete: Cascade)
  actor     User     @relation(fields: [actorId], references: [id])

  @@index([projectId])
}

model ProjectAcceptMaterial {
  id        String   @id @default(uuid())
  projectId String
  name      String
  remark    String?
  required  Boolean  @default(true)
  sortNo    Int      @default(0)
  createdAt DateTime @default(now())
  project   Project  @relation(fields: [projectId], references: [id], onDelete: Cascade)

  @@index([projectId])
}

model ProjectTask {
  id           String    @id @default(uuid())
  projectId    String
  name         String
  department   String?
  departmentId String?
  assigneeId   String?
  sortNo       Int       @default(0)
  dueAt        DateTime?
  status       String    @default("OPEN")
  createdAt    DateTime  @default(now())
  project      Project   @relation(fields: [projectId], references: [id], onDelete: Cascade)
  dept         Department? @relation(fields: [departmentId], references: [id])
  assignee     User?     @relation("TaskAssignee", fields: [assigneeId], references: [id])
  timesheets   Timesheet[]

  @@index([projectId])
}

model Timesheet {
  id         String      @id @default(uuid())
  tenantId   String      @default("1")
  projectId  String
  taskId     String?
  userId     String
  workDate   DateTime
  hours      Decimal     @db.Decimal(6, 2)
  costAmount Decimal     @default(0) @db.Decimal(18, 2)
  note       String?
  createdAt  DateTime    @default(now())
  project    Project     @relation(fields: [projectId], references: [id], onDelete: Cascade)
  task       ProjectTask? @relation(fields: [taskId], references: [id], onDelete: SetNull)
  user       User        @relation(fields: [userId], references: [id])

  @@index([projectId])
  @@index([userId])
}

model ExpenseClaim {
  id            String    @id @default(uuid())
  tenantId      String    @default("1")
  claimNo       String
  applicantId   String
  costType        String
  budgetCategory  String?
  bidCaseId       String?
  projectId       String?
  loanId          String?
  expenseCategory String?
  purpose       String?
  amount        Decimal   @default(0) @db.Decimal(18, 2)
  status        String    @default("DRAFT")
  remark        String?
  submittedAt   DateTime?
  decidedAt     DateTime?
  decidedById   String?
  rejectComment String?
  prepaid       Boolean   @default(false)
  payerId       String?
  createdAt     DateTime  @default(now())
  bidCase       BidCase?  @relation(fields: [bidCaseId], references: [id])
  project       Project?  @relation(fields: [projectId], references: [id])
  loan          LoanRecord? @relation(fields: [loanId], references: [id])
  applicant     User      @relation("ExpenseApplicant", fields: [applicantId], references: [id])
  decidedBy     User?     @relation("ExpenseDecider", fields: [decidedById], references: [id])
  payer         User?     @relation("ExpensePayer", fields: [payerId], references: [id])
  lines         ExpenseLine[]

  @@unique([tenantId, claimNo])
  @@index([applicantId])
  @@index([loanId])
  @@index([payerId])
}

model ExpenseLine {
  id         String    @id @default(uuid())
  tenantId   String    @default("1")
  claimId    String
  kind       String
  amount     Decimal   @db.Decimal(18, 2)
  invoiceNo  String?
  occurAt    DateTime?
  remark     String?
  sortNo     Int       @default(0)
  createdAt  DateTime  @default(now())
  claim      ExpenseClaim @relation(fields: [claimId], references: [id], onDelete: Cascade)

  @@index([claimId])
}

model LoanRecord {
  id            String    @id @default(uuid())
  tenantId      String    @default("1")
  loanNo        String
  applicantId   String
  costType      String
  bidCaseId     String?
  projectId     String?
  amount        Decimal   @db.Decimal(18, 2)
  offsetAmount  Decimal   @default(0) @db.Decimal(18, 2)
  purpose       String
  status        String    @default("DRAFT")
  remark        String?
  submittedAt   DateTime?
  decidedAt     DateTime?
  decidedById   String?
  createdAt     DateTime  @default(now())
  bidCase       BidCase?  @relation(fields: [bidCaseId], references: [id])
  project       Project?  @relation(fields: [projectId], references: [id])
  applicant     User      @relation("LoanApplicant", fields: [applicantId], references: [id])
  decidedBy     User?     @relation("LoanDecider", fields: [decidedById], references: [id])
  expenses      ExpenseClaim[]

  @@unique([tenantId, loanNo])
  @@index([applicantId])
}

model BondRecord {
  id         String    @id @default(uuid())
  tenantId   String    @default("1")
  bondNo     String
  bidCaseId  String?
  projectId  String?
  contractId String?
  bondType   String
  amount     Decimal   @db.Decimal(18, 2)
  paidAt     DateTime?
  dueBackAt  DateTime?
  returnedAt DateTime?
  status     String    @default("UNPAID")
  remark     String?
  createdAt  DateTime  @default(now())
  bidCase    BidCase?  @relation(fields: [bidCaseId], references: [id], onDelete: SetNull)
  project    Project?  @relation(fields: [projectId], references: [id])
  contract   Contract? @relation(fields: [contractId], references: [id])

  @@unique([tenantId, bondNo])
}

model InvoiceRecord {
  id          String    @id @default(uuid())
  tenantId    String    @default("1")
  invoiceNo   String?
  contractId  String
  milestoneId String    @unique
  amount      Decimal   @db.Decimal(18, 2)
  status      String    @default("TO_ISSUE")
  dueAt       DateTime?
  issuedAt    DateTime?
  receivedAt  DateTime?
  remark      String?
  createdById String?
  createdAt   DateTime  @default(now())
  contract    Contract  @relation(fields: [contractId], references: [id])
  milestone   PaymentMilestone @relation(fields: [milestoneId], references: [id])
  createdBy   User?     @relation("InvoiceCreator", fields: [createdById], references: [id])
}

model FileAsset {
  id           String   @id @default(uuid())
  tenantId     String   @default("1")
  bizType      String
  bizId        String
  fileName     String
  mimeType     String
  size         Int
  storageKey   String
  uploadedById String
  createdAt    DateTime @default(now())

  @@index([bizType, bizId])
  @@index([uploadedById])
}

model PurchaseRequest {
  id          String    @id @default(uuid())
  tenantId    String    @default("1")
  title       String
  projectId   String?
  amount      Decimal   @default(0) @db.Decimal(18, 2)
  status      String    @default("DRAFT")
  remark      String?
  applicantId String?
  decidedById String?
  decidedAt   DateTime?
  createdAt   DateTime  @default(now())
  project     Project?  @relation(fields: [projectId], references: [id])
  applicant   User?     @relation("PurchaseApplicant", fields: [applicantId], references: [id])
  decidedBy   User?     @relation("PurchaseDecider", fields: [decidedById], references: [id])
  officeApplies OfficeApply[]
}

model AssetOccupancy {
  id                String    @id @default(uuid())
  tenantId          String    @default("1")
  assetName         String
  holder            String
  holderId          String?
  projectId         String?
  registeredAssetId String?
  status            String    @default("IN_USE")
  dueAt             DateTime?
  returnedAt        DateTime?
  createdAt         DateTime  @default(now())
  project           Project?         @relation(fields: [projectId], references: [id])
  holderUser        User?            @relation("AssetHolder", fields: [holderId], references: [id])
  registeredAsset   RegisteredAsset? @relation(fields: [registeredAssetId], references: [id])
  officeApplies     OfficeApply[]    @relation("ApplyOccupancy")

  @@index([registeredAssetId])
}

model ProjectChange {
  id          String   @id @default(uuid())
  tenantId    String   @default("1")
  projectId   String
  summary     String
  amountDelta Decimal  @default(0) @db.Decimal(18, 2)
  status      String   @default("PENDING")
  comment     String?
  actorId     String?
  createdAt   DateTime @default(now())
  decidedAt   DateTime?
  project     Project  @relation(fields: [projectId], references: [id], onDelete: Cascade)
  actor       User?    @relation("ChangeActor", fields: [actorId], references: [id])

  @@index([projectId])
}

model PaymentRecord {
  id          String    @id @default(uuid())
  tenantId    String    @default("1")
  payNo       String
  kind        String
  refId       String?
  amount      Decimal   @db.Decimal(18, 2)
  status      String    @default("TODO")
  remark      String?
  paidAt      DateTime?
  createdById String?
  payeeUserId String?
  payeeName   String?
  payeeKind   String?
  bankName    String?
  bankAccount String?
  payChannel  String    @default("MANUAL")
  bankStatus  String    @default("NONE")
  bankTxnNo   String?
  bankPayload String?
  createdAt   DateTime  @default(now())
  createdBy   User?     @relation("PaymentCreator", fields: [createdById], references: [id])
  payeeUser   User?     @relation("PaymentPayee", fields: [payeeUserId], references: [id])

  @@unique([tenantId, payNo])
  @@index([refId])
  @@index([payeeUserId])
}

model OperationLog {
  id         String   @id @default(uuid())
  tenantId   String   @default("1")
  userId     String?
  username   String?
  action     String
  path       String
  detail     String?
  success    Boolean  @default(true)
  requestId  String?
  ip         String?
  createdAt  DateTime @default(now())
  user       User?    @relation(fields: [userId], references: [id])

  @@index([createdAt])
  @@index([action])
}

model ImConversation {
  id        String   @id @default(uuid())
  tenantId  String   @default("1")
  type      String   @default("direct")
  name      String   @default("")
  ownerId   String?
  userAId   String?
  userBId   String?
  lastText  String   @default("")
  lastAt    DateTime @default(now())
  nextSeq   Int      @default(1)
  createdAt DateTime @default(now())

  @@unique([userAId, userBId])
  @@index([lastAt])
  @@index([type, lastAt])
}

model ImConversationMember {
  id             String    @id @default(uuid())
  conversationId String
  userId         String
  role           String    @default("member")
  joinedAt       DateTime  @default(now())
  leftAt         DateTime?

  @@unique([conversationId, userId])
  @@index([userId])
}

model ImMessage {
  id             String   @id @default(uuid())
  tenantId       String   @default("1")
  conversationId String
  seq            Int      @default(0)
  fromUserId     String
  toUserId       String   @default("")
  kind           String   @default("chat")
  contentType    String   @default("text")
  body           String
  meta           String   @default("")
  fingerprint    String
  createdAt      DateTime @default(now())

  @@unique([fingerprint])
  @@index([conversationId, createdAt])
  @@index([conversationId, seq])
  @@index([toUserId, createdAt])
}

model ImReadCursor {
  id             String   @id @default(uuid())
  userId         String
  conversationId String
  lastReadAt     DateTime @default(now())
  lastReadSeq    Int      @default(0)

  @@unique([userId, conversationId])
}

model ImMessageReceipt {
  id        String   @id @default(uuid())
  messageId String
  userId    String
  readAt    DateTime @default(now())

  @@unique([messageId, userId])
  @@index([messageId])
}

model ImCall {
  id             String    @id @default(uuid())
  tenantId       String    @default("1")
  conversationId String?
  kind           String
  status         String    @default("ringing")
  initiatorId    String
  title          String    @default("")
  createdAt      DateTime  @default(now())
  endedAt        DateTime?

  @@index([status, createdAt])
}

model ImCallMember {
  id        String    @id @default(uuid())
  callId    String
  userId    String
  status    String    @default("invited")
  joinedAt  DateTime?
  leftAt    DateTime?

  @@unique([callId, userId])
}

model ImCallSignal {
  id         String   @id @default(uuid())
  callId     String
  fromUserId String
  toUserId   String
  kind       String
  payload    String
  createdAt  DateTime @default(now())

  @@index([callId, createdAt])
  @@index([toUserId, createdAt])
}

model SmsSendLog {
  id            String   @id @default(uuid())
  tenantId      String   @default("1")
  phones        String
  signName      String
  templateCode  String
  templateParam String?
  eventKey      String?
  bizId         String?
  code          String
  message       String?
  createdById   String?
  createdAt     DateTime @default(now())

  @@index([createdAt])
  @@index([eventKey])
}

model SmsEventBind {
  id            String   @id @default(uuid())
  tenantId      String   @default("1")
  eventKey      String   @unique
  enabled       Boolean  @default(true)
  templateCode  String   @default("")
  signName      String?
  updatedAt     DateTime @updatedAt
}

model SmsOtp {
  id        String    @id @default(uuid())
  phone     String
  codeHash  String
  purpose   String
  expiresAt DateTime
  usedAt    DateTime?
  createdAt DateTime  @default(now())

  @@index([phone, purpose])
}

model WorkAssignment {
  id          String    @id @default(uuid())
  tenantId    String    @default("1")
  title       String
  content     String    @default("")
  assigneeId  String
  dueAt       DateTime?
  status      String    @default("OPEN")
  createdById String
  createdAt   DateTime  @default(now())
  updatedAt   DateTime  @updatedAt
  assignee    User      @relation("WorkAssignee", fields: [assigneeId], references: [id])
  createdBy   User      @relation("WorkAssigner", fields: [createdById], references: [id])

  @@index([assigneeId])
  @@index([createdById])
}

model RegisteredAsset {
  id            String    @id @default(uuid())
  tenantId      String    @default("1")
  kind          String
  name          String
  code          String?
  spec          String?
  keeper        String?
  location      String?
  amount        Decimal?  @db.Decimal(18, 2)
  remark        String?
  status        String    @default("ACTIVE")
  usage         String    @default("GENERAL")
  legalEntityId String?
  createdById   String?
  createdAt     DateTime  @default(now())
  updatedAt     DateTime  @updatedAt
  legalEntity   LegalEntity? @relation(fields: [legalEntityId], references: [id])
  createdBy     User?        @relation("AssetRegistrar", fields: [createdById], references: [id])
  occupancies   AssetOccupancy[]
  officeApplies OfficeApply[]
  inboundFrom   OfficeApply[] @relation("ApplyInbound")

  @@index([kind])
  @@index([legalEntityId])
}

model OfficeApply {
  id                String    @id @default(uuid())
  tenantId          String    @default("1")
  kind              String
  title             String
  reason            String?
  status            String    @default("PENDING")
  assetKind         String?
  registeredAssetId String?
  amount            Decimal?  @db.Decimal(18, 2)
  destination       String?
  startAt           DateTime?
  endAt             DateTime?
  projectId         String?
  purchaseId        String?
  occupancyId       String?
  inboundAssetId    String?
  applicantId       String
  decidedById       String?
  decidedAt         DateTime?
  remark            String?
  createdAt         DateTime  @default(now())
  updatedAt         DateTime  @updatedAt
  applicant         User              @relation("OfficeApplicant", fields: [applicantId], references: [id])
  decidedBy         User?             @relation("OfficeDecider", fields: [decidedById], references: [id])
  registeredAsset   RegisteredAsset?  @relation(fields: [registeredAssetId], references: [id])
  project           Project?          @relation(fields: [projectId], references: [id])
  purchase          PurchaseRequest?  @relation(fields: [purchaseId], references: [id])
  occupancy         AssetOccupancy?   @relation("ApplyOccupancy", fields: [occupancyId], references: [id])
  inboundAsset      RegisteredAsset?  @relation("ApplyInbound", fields: [inboundAssetId], references: [id])

  @@index([applicantId])
  @@index([status])
  @@index([kind])
}

model Notice {
  id             String   @id @default(uuid())
  tenantId       String   @default("1")
  title          String
  content        String
  status         String   @default("PUBLISHED")
  kind           String   @default("ANNOUNCEMENT")
  audience       String   @default("ALL")
  departmentIds  String[] @default([])
  userIds        String[] @default([])
  createdById    String
  createdAt      DateTime @default(now())
  updatedAt      DateTime @updatedAt
  createdBy      User     @relation("NoticeAuthor", fields: [createdById], references: [id])

  @@index([status])
  @@index([kind])
  @@index([createdAt])
}