export type Term = '春' | '暑' | '秋' | '寒'

export interface StudentProfile {
  id: string
  name: string
  grade: string
  subject: string
  academicYear: number
  term: Term
  guardianTitle: string
  startTime: string
  endTime: string
  createdAt: number
  updatedAt: number
}

export interface StudentProfileDefaults {
  grade: string
  subject: string
  lessonDurationMinutes: number
}

export interface StudentDraft {
  name: string
  grade: string
  subject: string
  academicYear: number
  term: Term
  guardianTitle: string
  startTime: string
  endTime: string
}

export interface FeedbackRecord {
  id: string
  profileId: string | null
  feedbackDate: string
  content: string
  createdAt: number
  updatedAt: number
}

export interface FeedbackDraft {
  profileId: string | null
  feedbackDate: string
  content: string
}

export interface HealthStatus {
  status: string
  databaseConfigured: boolean
}