/**
 * ダイヤルタイプのピッカー
 */
private const val OutsideRingRatio = 0.8    // 24表記の文字の位置
private const val InsideRingRatio = 0.5     // 同上

internal fun setTime24WithDial(
    hour: Int,
    min: Int,
    uiDev: UiDevice = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation())
){
    require(hour >= 0) {"year >= 0"}
    require(min >= 0) {"month >= 0"}

    when(val _tHour = hour % 24) {
        0 -> setHourWithDial(uiDev, InsideRingRatio, 12, 0)
        in 1..11 -> setHourWithDial(uiDev, OutsideRingRatio, 12, _tHour)
        12 -> setHourWithDial(uiDev, OutsideRingRatio, 12, 12)
        in 13..23 -> setHourWithDial(uiDev, InsideRingRatio, 12, _tHour % 12)
    }

    val _tMin = min % 60
    setMinWithDial(uiDev, OutsideRingRatio, 60, _tMin)
}

internal fun setTime12WithDial(
    hour: Int,
    min: Int,
    uiDev: UiDevice = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation())
){
    require(hour >= 0) {"year >= 0"}
    require(min >= 0) {"month >= 0"}

    val _tHour = hour % 12
    setHourWithDial(uiDev, OutsideRingRatio, 12, _tHour)

    val _tMin = min % 60
    setMinWithDial(uiDev, OutsideRingRatio, 60, _tMin)

    val _tAM = if(hour / 12 % 2 == 0) "AM" else "PM"
    findObjByTextAndClick(_tAM, uiDev)
}

private fun setHourWithDial(
    uiDev: UiDevice,
    ringRatio: Double,
    resolution: Int,
    position: Int
) {
    val _radial = findObjByRes("android:id/radial_picker", uiDev)
    val _rect = _radial.visibleBounds
    val _center = _radial.visibleCenter
    val _radius = (_rect.height().toDouble() / 2.0) * ringRatio
    _radial.recycle()

    val _andle = 2.0 * PI * (position.toDouble() / resolution.toDouble())
    val _x = _radius * cos(_andle - PI / 2.0)           // 3時の位置が 0[rad]、0時の位置へ補正
    val _y = _radius * sin(_andle - PI / 2.0)

    uiDev.click(_center.x + _x.roundToInt(), _center.y + _y.roundToInt())
    uiDev.waitForIdle(2000)
}

private fun setMinWithDial(
    uiDev: UiDevice,
    ringRatio: Double,
    resolution: Int,
    position: Int
) {
    val _radial = findObjByRes("android:id/radial_picker", uiDev)
    val _rect = _radial.visibleBounds
    val _center = _radial.visibleCenter
    val _radius = (_rect.height().toDouble() / 2.0) * ringRatio
    _radial.recycle()

    // 文字盤の文字は、近いほど吸着力が強い
    //   ⇒ 文字へ吸着しないように、文字との距離を調整
    val _toPosition = when(position % 5) {
        1 -> position.toDouble() + 0.3
        2 -> position.toDouble()
        3 -> position.toDouble()
        4 -> position.toDouble() - 0.3
        else -> position.toDouble()
    }
    val _toAndle = 2.0 * PI * (_toPosition / resolution.toDouble())
    val _toX = _radius * cos(_toAndle - PI / 2.0)       // 3時の位置が 0[rad]、0時の位置へ補正
    val _toY = _radius * sin(_toAndle - PI / 2.0)

    // 文字盤の文字間の値は、ドラッグ&移動して指定する
    // 　⇒ 文字へ吸着しないように、文字上を通過しない方向から移動
    val _fromPosition = when(position % 5) {
        1, 2 -> position.toDouble() + 5.0
        3, 4 -> position.toDouble() - 5.0
        else -> position.toDouble()
    }
    val _fromAngle = 2.0 * PI * (_fromPosition / resolution.toDouble())
    val _fromX = _radius * cos(_fromAngle - PI / 2.0)   // 3時の位置が 0[rad]、0時の位置へ補正
    val _fromY = _radius * sin(_fromAngle - PI / 2.0)

    uiDev.drag(
        _center.x + _fromX.roundToInt(), _center.y + _fromY.roundToInt(),
        _center.x + _toX.roundToInt(), _center.y + _toY.roundToInt(),
        20
    )
    uiDev.waitForIdle(2000)
}

/**
 * ドラムライプのピッカー
 */
internal fun setTime24WithDrum(
    hour: Int,
    min: Int,
    uiDev: UiDevice = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation())
){
    require(hour >= 0) {"year >= 0"}
    require(min >= 0) {"month >= 0"}

    val _current = Calendar.getInstance()

    val _tHour = hour % 24
    val _tMin = min % 60
    val _cHour = _current[Calendar.HOUR_OF_DAY]
    val _cMin = _current[Calendar.MINUTE]

    val _area = findObjByRes("android:id/timePicker", uiDev)
    val _aMin = _area.visibleBounds.rightOf2()
    val _aHour = _area.visibleBounds.leftOf2()

    // 時刻の指定（時、分）
    setFieldWithDrum(uiDev, Calendar.HOUR_OF_DAY, _aHour, _cHour, _tHour)
    setFieldWithDrum(uiDev, Calendar.MINUTE, _aMin, _cMin, _tMin)

    _area.recycle()
}

internal fun setTime12WithDrum(
    hour: Int,
    min: Int,
    uiDev: UiDevice = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation())
){
    require(hour >= 0) {"year >= 0"}
    require(min >= 0) {"month >= 0"}

    val _current = Calendar.getInstance()

    val _tHour = hour % 12
    val _tMin = min % 60
    val _tAM = hour / 12 % 2    // 0:AM, 1:PM
    val _cHour = _current[Calendar.HOUR]
    val _cMin = _current[Calendar.MINUTE]
    val _cAM = _current[Calendar.AM_PM]

    val _area = findObjByRes("android:id/timePicker", uiDev)
    val _aAM = _area.visibleBounds.rightOf3()
    val _aMin = _area.visibleBounds.centerOf3()
    val _aHour = _area.visibleBounds.leftOf3()

    // 時刻の指定（AM/PM、時、分）
    setFieldWithDrum(uiDev, Calendar.AM_PM, _aAM, _cAM, _tAM)
    setFieldWithDrum(uiDev, Calendar.HOUR, _aHour, _cHour, _tHour)
    setFieldWithDrum(uiDev, Calendar.MINUTE, _aMin, _cMin, _tMin)

    _area.recycle()
}

private fun setFieldWithDrum(
    uiDev: UiDevice,
    field: Int,
    area: Rect,
    current: Int,
    target: Int
) {
    val _times = target - current

    if(_times != 0) {
        val _next = if(_times > 0) current + 1 else current - 1

        val _cLabel = when(field) {
            Calendar.AM_PM -> if(current > 0) "PM" else "AM"
            Calendar.HOUR_OF_DAY -> "%02d".format(current)  // 00,01,02,...,23
            Calendar.HOUR -> if(current == 0) "12" else current.toString() // 12,0,1,..,11
            Calendar.MINUTE -> "%02d".format(current)       // 00,01,02,...,59
            else -> current.toString()
        }
        val _nLabel = when(field) {
            Calendar.AM_PM -> if(target > 0) "PM" else "AM"
            Calendar.HOUR_OF_DAY -> "%02d".format(_next)  // 00,01,02,...,23
            Calendar.HOUR -> if(_next == 0) "12" else _next.toString() // 12,0,1,..,11
            Calendar.MINUTE -> "%02d".format(_next)       // 00,01,02,...,59
            else -> current.toString()
        }

        val _toObj = findObjByText(_cLabel, area, uiDev)
        val _to = _toObj.visibleCenter
        val _fromObj = findObjByText(_nLabel, area, uiDev)
        val _from = _fromObj.visibleCenter

        swipeDrum(uiDev, _from, _to, Math.abs(_times))

        _toObj.recycle()
        _fromObj.recycle()
    }
}

class Rule_SysTime_Test1 {

    @get:Rule
    var timeRule = SysTimeTestRule(11, 59)

    @Before
    fun setUp() {
    }

    @After
    fun tearDown() {
    }

    // ----------------------------------------------------------------
    @Test
    fun A1_コンストラクタで時刻の指定_1159() {
        val _time = LocalTime.now()
        Truth.assertThat(_time.hour).isEqualTo(11)
        Truth.assertThat(_time.minute).isEqualTo(59)
    }
}

class Rule_SysTime_Test2 {

    @get:Rule
    var timeRule = SysTimeTestRule()

    @Before
    fun setUp() {
    }

    @After
    fun tearDown() {
    }
	
    // ----------------------------------------------------------------
    @Test
    fun B1_関数で時刻の指定_午前0916() {
        timeRule.setSysTime(9, 16)

        val _time = LocalTime.now()
        Truth.assertThat(_time.hour).isEqualTo(9)
        Truth.assertThat(_time.minute).isEqualTo(16)
    }
}