export type { TabType } from './tab.js'

export interface TimePeriod {
  start: string
  end: string
}

export interface TabRecord {
  tabId: string
  filePath: string | null
  fileName: string
  tabType: import('./tab.js').TabType
  duration: number
  focusedPeriods: TimePeriod[]
}

export interface TimingSession {
  id: string
  startTime: string
  endTime?: string
  duration: number
  status: 'active' | 'paused' | 'ended'
  tabRecords: TabRecord[]
}

export interface TabSummary {
  fileName: string
  tabType: import('./tab.js').TabType
  totalDuration: number
  focusCount: number
}

export interface DayTimeData {
  date: string
  totalDuration: number
  sessions: TimingSession[]
  tabSummary: Record<string, TabSummary>
  lastUpdated: string
}

export interface DaySummary {
  totalDuration: number
  sessions: number
  topTabs: Array<{ fileName: string; duration: number }>
}

export interface MonthTimeData {
  year: number
  month: number
  days: Record<string, DaySummary>
  monthlyTotal: number
  averageDaily: number
  activeDays: number
  lastUpdated: string
}

export interface YearTimeData {
  year: number
  months: Record<string, { totalDuration: number; activeDays: number }>
  yearlyTotal: number
  averageMonthly: number
  averageDaily: number
  totalActiveDays: number
}

export interface CurrentTimerState {
  isRunning: boolean
  isPaused: boolean
  currentSession: {
    id: string
    startTime: string
    duration: number
    currentTab: {
      tabId: string
      fileName: string
      tabType: import('./tab.js').TabType
    } | null
  } | null
  todayDuration: number
}

export interface TimeStats {
  totalDuration: number
  activeDays: number
  averageDaily: number
  longestDay: { date: string; duration: number } | null
  longestSession: { date: string; duration: number } | null
  topTabs: Array<{ fileName: string; duration: number; percentage: number }>
  tabTypeDistribution: Array<{ tabType: import('./tab.js').TabType; duration: number; percentage: number }>
}

export interface TimeTrackingEvent {
  type: 'tab-switch' | 'tab-open' | 'tab-close' | 'window-focus' | 'window-blur' | 'app-quit' | 'heartbeat'
  timestamp: string
  tabInfo?: {
    tabId: string
    filePath: string | null
    fileName: string
    tabType: import('./tab.js').TabType
  }
}