src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/IndeterminateProgressDialogFragment.kt


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// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later

package org.yuzu.yuzu_emu.fragments

import android.app.Dialog
import android.os.Bundle
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import androidx.fragment.app.DialogFragment
import androidx.fragment.app.activityViewModels
import androidx.lifecycle.ViewModelProvider
import com.google.android.material.dialog.MaterialAlertDialogBuilder
import org.yuzu.yuzu_emu.databinding.DialogProgressBarBinding
import org.yuzu.yuzu_emu.model.TaskViewModel


class IndeterminateProgressDialogFragment : DialogFragment() {
    private val taskViewModel: TaskViewModel by activityViewModels()

    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
        val titleId = requireArguments().getInt(TITLE)

        val progressBinding = DialogProgressBarBinding.inflate(layoutInflater)
        progressBinding.progressBar.isIndeterminate = true
        val dialog = MaterialAlertDialogBuilder(requireContext())
            .setTitle(titleId)
            .setView(progressBinding.root)
            .create()
        dialog.setCanceledOnTouchOutside(false)

        taskViewModel.isComplete.observe(this) { complete ->
            if (complete) {
                dialog.dismiss()
                when (val result = taskViewModel.result.value) {
                    is String -> Toast.makeText(requireContext(), result, Toast.LENGTH_LONG).show()
                    is MessageDialogFragment -> result.show(
                        parentFragmentManager,
                        MessageDialogFragment.TAG
                    )
                }
                taskViewModel.clear()
            }
        }

        if (taskViewModel.isRunning.value == false) {
            taskViewModel.runTask()
        }
        return dialog
    }

    companion object {
        const val TAG = "IndeterminateProgressDialogFragment"

        private const val TITLE = "Title"

        fun newInstance(
            activity: AppCompatActivity,
            titleId: Int,
            task: () -> Any
        ): IndeterminateProgressDialogFragment {
            val dialog = IndeterminateProgressDialogFragment()
            val args = Bundle()
            ViewModelProvider(activity)[TaskViewModel::class.java].task = task
            args.putInt(TITLE, titleId)
            dialog.arguments = args
            return dialog
        }
    }
}