/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package org.mozilla.fenix.home.mozonline

import android.app.Activity
import android.content.Context
import android.content.DialogInterface
import android.text.SpannableString
import android.text.Spanned
import android.text.method.LinkMovementMethod
import android.widget.TextView
import androidx.appcompat.app.AlertDialog
import org.mozilla.fenix.R
import org.mozilla.fenix.ext.settings
import kotlin.system.exitProcess

fun showPrivacyPopWindow(context: Context, activity: Activity) {
    val content = context.getString(R.string.privacy_notice_content)

    // Use hyperlinks to display details about privacy
    val messageClickable1 = context.getString(R.string.privacy_notice_clickable1)
    val messageClickable2 = context.getString(R.string.privacy_notice_clickable2)
    val messageClickable3 = context.getString(R.string.privacy_notice_clickable3)
    val messageSpannable = SpannableString(content)

    val clickableSpan1 = PrivacyContentSpan(Position.POS1, context)
    val clickableSpan2 = PrivacyContentSpan(Position.POS2, context)
    val clickableSpan3 = PrivacyContentSpan(Position.POS3, context)

    messageSpannable.setSpan(clickableSpan1, content.indexOf(messageClickable1),
        content.indexOf(messageClickable1) + messageClickable1.length, Spanned.SPAN_INCLUSIVE_INCLUSIVE)
    messageSpannable.setSpan(clickableSpan2, content.indexOf(messageClickable2),
        content.indexOf(messageClickable2) + messageClickable2.length, Spanned.SPAN_INCLUSIVE_INCLUSIVE)
    messageSpannable.setSpan(clickableSpan3, content.indexOf(messageClickable3),
        content.indexOf(messageClickable3) + messageClickable3.length, Spanned.SPAN_INCLUSIVE_INCLUSIVE)

    // Users can only use fenix after they agree with the privacy notice
    val builder = AlertDialog.Builder(activity)
        .setPositiveButton(context.getString(R.string.privacy_notice_positive_button),
            DialogInterface.OnClickListener { _, _ ->
                context.settings().shouldShowPrivacyPopWindow = false
            })
        .setNeutralButton(context.getString(R.string.privacy_notice_neutral_button),
            DialogInterface.OnClickListener { _, _ -> exitProcess(0) })
        .setTitle(context.getString(R.string.privacy_notice_title))
        .setMessage(messageSpannable)
        .setCancelable(false)
    val alertDialog: AlertDialog = builder.create()
    alertDialog.show()
    alertDialog.findViewById<TextView>(android.R.id.message)?.movementMethod = LinkMovementMethod.getInstance()
}