/*
 * Copyright (C) 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.permissioncontroller.safetycenter.ui

import android.graphics.drawable.Animatable2
import android.graphics.drawable.AnimatedVectorDrawable
import android.graphics.drawable.Drawable
import android.safetycenter.SafetyCenterIssue
import android.util.Log
import android.widget.ImageView
import android.widget.TextView
import androidx.annotation.DrawableRes
import com.android.permissioncontroller.R

class MoreIssuesCardAnimator {
    private val textFadeAnimator = TextFadeAnimator(R.id.widget_title)

    fun animateStatusIconsChange(
        statusIcon: ImageView,
        startSeverityLevel: Int,
        endSeverityLevel: Int,
        @DrawableRes endSeverityLevelResId: Int
    ) {
        val severityLevelAnimationResId =
            selectIconAnimationResId(startSeverityLevel, endSeverityLevel)
        statusIcon.setImageResource(severityLevelAnimationResId)
        val setStatusIconDrawable = statusIcon.drawable
        if (setStatusIconDrawable is AnimatedVectorDrawable) {
            setStatusIconDrawable.registerAnimationCallback(
                object : Animatable2.AnimationCallback() {
                    override fun onAnimationEnd(drawable: Drawable) {
                        super.onAnimationEnd(drawable)
                        statusIcon.setImageResource(endSeverityLevelResId)
                    }
                }
            )
            setStatusIconDrawable.start()
        }
    }

    fun cancelStatusAnimation(statusIcon: ImageView) {
        val statusDrawable: Drawable? = statusIcon.drawable
        if (
            statusDrawable != null &&
                statusDrawable is AnimatedVectorDrawable &&
                statusDrawable.isRunning
        ) {
            statusDrawable.clearAnimationCallbacks()
            statusDrawable.stop()
        }
    }

    fun animateChangeText(textView: TextView, text: String) {
        textFadeAnimator.animateChangeText(textView, text)
    }

    fun cancelTextChangeAnimation(textView: TextView) {
        textFadeAnimator.cancelTextChangeAnimation(textView)
    }

    @DrawableRes
    private fun selectIconAnimationResId(startSeverityLevel: Int, endSeverityLevel: Int): Int {
        return when (endSeverityLevel) {
            SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_OK ->
                when (startSeverityLevel) {
                    SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_OK ->
                        R.drawable.safety_status_small_info_to_info_anim
                    SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_RECOMMENDATION ->
                        R.drawable.safety_status_small_recommendation_to_info_anim
                    SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_CRITICAL_WARNING ->
                        R.drawable.safety_status_small_warn_to_info_anim
                    else -> R.drawable.ic_safety_info
                }
            SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_RECOMMENDATION ->
                when (startSeverityLevel) {
                    SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_OK ->
                        R.drawable.safety_status_small_info_to_recommendation_anim
                    SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_RECOMMENDATION ->
                        R.drawable.safety_status_small_recommendation_to_recommendation_anim
                    SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_CRITICAL_WARNING ->
                        R.drawable.safety_status_small_warn_to_recommendation_anim
                    else -> R.drawable.ic_safety_recommendation
                }
            SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_CRITICAL_WARNING ->
                when (startSeverityLevel) {
                    SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_OK ->
                        R.drawable.safety_status_small_info_to_warn_anim
                    SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_RECOMMENDATION ->
                        R.drawable.safety_status_small_recommendation_to_warn_anim
                    SafetyCenterIssue.ISSUE_SEVERITY_LEVEL_CRITICAL_WARNING ->
                        R.drawable.safety_status_small_warn_to_warn_anim
                    else -> R.drawable.ic_safety_warn
                }
            else -> {
                Log.e(
                    MoreIssuesCardPreference.TAG,
                    String.format(
                        "Unexpected SafetyCenterIssue.IssueSeverityLevel: %d",
                        endSeverityLevel
                    )
                )
                R.drawable.ic_safety_null_state
            }
        }
    }
}