/**
 * 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.healthconnect.controller.deletion

import android.app.Dialog
import android.os.Bundle
import android.view.View
import android.widget.ImageView
import android.widget.RadioGroup
import android.widget.TextView
import androidx.core.view.children
import androidx.fragment.app.DialogFragment
import androidx.fragment.app.activityViewModels
import androidx.fragment.app.setFragmentResult
import com.android.healthconnect.controller.R
import com.android.healthconnect.controller.deletion.DeletionConstants.TIME_RANGE_SELECTION_EVENT
import com.android.healthconnect.controller.shared.dialog.AlertDialogBuilder
import com.android.healthconnect.controller.utils.AttributeResolver
import com.android.healthconnect.controller.utils.logging.DeletionDialogTimeRangeElement
import com.android.healthconnect.controller.utils.logging.ErrorPageElement
import com.android.healthconnect.controller.utils.logging.HealthConnectLogger
import dagger.hilt.android.AndroidEntryPoint
import java.time.Instant
import javax.inject.Inject

/** A {@link DialogFragment} for choosing the deletion time range. */
@Deprecated("This won't be used once the NEW_INFORMATION_ARCHITECTURE feature is enabled.")
@AndroidEntryPoint(DialogFragment::class)
class TimeRangeDialogFragment : Hilt_TimeRangeDialogFragment() {

    private val viewModel: DeletionViewModel by activityViewModels()
    @Inject lateinit var logger: HealthConnectLogger

    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
        val view: View = layoutInflater.inflate(R.layout.dialog_message_time_range_picker, null)
        val radioGroup: RadioGroup = view.findViewById(R.id.radio_group_time_range)
        val messageView: TextView = view.findViewById(R.id.time_range_message)
        val iconView = view.findViewById(R.id.dialog_icon) as ImageView
        val title = view.findViewById(R.id.dialog_title) as TextView
        messageView.text = buildMessage()
        val iconDrawable =
            AttributeResolver.getNullableDrawable(view.context, R.attr.deletionSettingsIcon)
        iconDrawable?.let {
            iconView.setImageDrawable(it)
            iconView.visibility = View.VISIBLE
        }
        title.text = getString(R.string.time_range_title)

        return AlertDialogBuilder(
                this, DeletionDialogTimeRangeElement.DELETION_DIALOG_TIME_RANGE_CONTAINER)
            .setView(view)
            .setNeutralButton(
                android.R.string.cancel,
                DeletionDialogTimeRangeElement.DELETION_DIALOG_TIME_RANGE_CANCEL_BUTTON) { _, _ ->
                }
            .setPositiveButton(
                R.string.time_range_next_button,
                DeletionDialogTimeRangeElement.DELETION_DIALOG_TIME_RANGE_NEXT_BUTTON) { _, _ ->
                    val chosenRange = getChosenRange(radioGroup)
                    viewModel.setChosenRange(chosenRange)
                    viewModel.setEndTime(Instant.now())
                    setFragmentResult(TIME_RANGE_SELECTION_EVENT, Bundle())
                }
            .setAdditionalLogging { radioGroupLogging(radioGroup) }
            .create()
    }

    private fun buildMessage(): String {
        val deletionParameters = viewModel.deletionParameters.value ?: DeletionParameters()
        val deletionType: DeletionType = deletionParameters.deletionType

        return when (deletionType) {
            is DeletionType.DeletionTypeAllData ->
                resources.getString(R.string.time_range_message_all)
            is DeletionType.DeletionTypeHealthPermissionTypeData,
            is DeletionType.DeletionTypeHealthPermissionTypeFromApp -> {
                val permissionTypeLabel = getString(deletionParameters.getPermissionTypeLabel())
                resources.getString(R.string.time_range_message_data_type, permissionTypeLabel)
            }
            is DeletionType.DeletionTypeCategoryData -> {
                val categoryLabel = getString(deletionParameters.getCategoryLabel())
                resources.getString(R.string.time_range_message_category, categoryLabel)
            }
            is DeletionType.DeletionTypeAppData -> {
                val appName = deletionParameters.getAppName()
                resources.getString(R.string.time_range_message_app_data, appName)
            }
            else ->
                throw UnsupportedOperationException(
                    "This Deletion type does not support configurable time range. DataTypeFromApp automatically" +
                        " deletes from all time.")
        }
    }

    private fun getChosenRange(radioGroup: RadioGroup): ChosenRange {
        return when (radioGroup.checkedRadioButtonId) {
            R.id.radio_button_one_day -> ChosenRange.DELETE_RANGE_LAST_24_HOURS
            R.id.radio_button_one_week -> ChosenRange.DELETE_RANGE_LAST_7_DAYS
            R.id.radio_button_one_month -> ChosenRange.DELETE_RANGE_LAST_30_DAYS
            else -> ChosenRange.DELETE_RANGE_ALL_DATA
        }
    }

    private fun radioGroupLogging(radioGroup: RadioGroup) {
        radioGroup.children.forEach {
            val elementName =
                when (it.id) {
                    R.id.radio_button_one_day ->
                        DeletionDialogTimeRangeElement
                            .DELETION_DIALOG_TIME_RANGE_LAST_24_HOURS_BUTTON
                    R.id.radio_button_one_week ->
                        DeletionDialogTimeRangeElement.DELETION_DIALOG_TIME_RANGE_LAST_7_DAYS_BUTTON
                    R.id.radio_button_one_month ->
                        DeletionDialogTimeRangeElement
                            .DELETION_DIALOG_TIME_RANGE_LAST_30_DAYS_BUTTON
                    R.id.radio_button_all ->
                        DeletionDialogTimeRangeElement.DELETION_DIALOG_TIME_RANGE_ALL_DATA_BUTTON
                    else -> ErrorPageElement.UNKNOWN_ELEMENT
                }
            it.setOnClickListener { logger.logInteraction(elementName) }
            logger.logImpression(elementName)
        }
    }

    companion object {
        const val TAG = "TimeRangeDialogFragment"
    }
}