package com.meiyou.period.effect

import android.view.HapticFeedbackConstants
import android.view.View

class PeriodBloodFlowCoordinator(private val rootView: View) {
    enum class State { Idle, RequiredSheet, Animating, Analysis, Complete }

    private var state = State.Idle
    private var calendarLocked = false

    private val baseFillDuration = 125L
    private val durationUnit = 5.3
    private val previewHold = 115L
    private val overlapRatio = 0.35
    private val minStaggerGap = 118L
    private val settleHold = 170L
    private val settleDuration = 360L

    fun onTapYes(periodRange: PeriodRange) {
        rootView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS)
        // 先展示白底中间态和黄色开始 icon；血流等弹窗确定后再播放。
        showWhitePreviewState(periodRange)
        showStartIcon(periodRange)
        state = State.RequiredSheet
        showRequiredPeriodSheet(
            onConfirm = { confirmRequiredSheet(periodRange) },
            onCancel = { cancelRequiredSheet() }
        )
    }

    fun onTapNo() {
        // 点击否不调用震动能力。
        cancelPendingFlow()
        restoreUnrecordedState()
        state = State.Idle
    }

    private fun confirmRequiredSheet(periodRange: PeriodRange) {
        hideRequiredPeriodSheet()
        expandTodayRecordList()
        calendarLocked = true
        state = State.Animating
        playBloodFlow(periodRange) {
            state = State.Analysis
            showAnalysisBubble {
                state = State.Complete
                calendarLocked = false
            }
        }
    }

    private fun cancelRequiredSheet() {
        hideRequiredPeriodSheet()
        restoreUnrecordedState()
        state = State.Idle
    }

    fun onCalendarDateTap(date: Long) {
        if (calendarLocked) return
        selectDate(date)
    }

    private fun durationFor(level: Int): Long = (baseFillDuration + level * durationUnit).toLong()
}

data class PeriodRange(val dayCount: Int)