import { makeAutoObservable } from 'mobx'

import { type BleDevice } from '@/ble/core/types'
import { type DeviceInfo } from '@/ble/protocol/types'

interface BleState {
  isScanning: boolean
  isConnected: boolean
  connectedDevice: BleDevice | null
  deviceInfo: DeviceInfo | null
  version: string
  isActivated: boolean
  transferProgress: number
  discoveredDevices: BleDevice[]
  contents: string[]
  loading: {
    connecting: boolean
    querying: boolean
    converting: boolean
    transferring: boolean
  }
  error: string | null
}

class BleStore {
  // State
  state: BleState = {
    isScanning: false,
    isConnected: false,
    connectedDevice: null,
    deviceInfo: null,
    version: '',
    isActivated: false,
    transferProgress: 0,
    discoveredDevices: [],
    contents: [],
    loading: {
      connecting: false,
      querying: false,
      converting: false,
      transferring: false,
    },
    error: null,
  }

  bleSessionId = `ble-session-${Date.now().toString()}`

  constructor() {
    makeAutoObservable(this)
  }

  // Actions
  setState(updater: (prev: BleState) => BleState) {
    this.state = updater(this.state)
  }
}

// Global instance
export const bleStore = new BleStore()