MagiskModuleManager/app/src/main/kotlin/com/fox2code/mmm/CrashHandler.kt

/*
 * Copyright (c) 2023 to present Androidacy and contributors. Names, logos, icons, and the Androidacy name are all trademarks of Androidacy and may not be used without license. See LICENSE for more information.
 */

package com.fox2code.mmm

import android.annotation.SuppressLint
import android.content.ClipData
import android.content.ClipboardManager
import android.content.DialogInterface
import android.os.Bundle
import android.view.View
import android.widget.EditText
import android.widget.Toast
import com.fox2code.foxcompat.app.FoxActivity
import com.google.android.material.dialog.MaterialAlertDialogBuilder
import com.google.android.material.textview.MaterialTextView
import io.sentry.Sentry
import io.sentry.UserFeedback
import io.sentry.protocol.SentryId
import timber.log.Timber
import java.io.PrintWriter
import java.io.StringWriter

class CrashHandler : FoxActivity() {
    @Suppress("DEPRECATION", "KotlinConstantConditions")
    @SuppressLint("RestrictedApi")
    override fun onCreate(savedInstanceState: Bundle?) {
        Timber.i("CrashHandler.onCreate(%s)", savedInstanceState)
        // log intent with extras
        if (BuildConfig.DEBUG) Timber.d("CrashHandler.onCreate: intent=%s", intent)
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_crash_handler)
        // set crash_details MaterialTextView to the exception passed in the intent or unknown if null
        // convert stacktrace from array to string, and pretty print it (first line is the exception, the rest is the stacktrace, with each line indented by 4 spaces)
        val crashDetails = findViewById<MaterialTextView>(R.id.crash_details)
        crashDetails.text = ""
        // get the exception from the intent
        val exception = intent.getSerializableExtra("exception") as Throwable?
        // get the crashReportingEnabled from the intent
        val crashReportingEnabled = intent.getBooleanExtra("crashReportingEnabled", false)
        // if the exception is null, set the crash details to "Unknown"
        if (exception == null) {
            crashDetails.setText(R.string.crash_details)
        } else {
            // if the exception is not null, set the crash details to the exception and stacktrace
            // stacktrace is an StacktraceElement, so convert it to a string and replace the commas with newlines
            val stringWriter = StringWriter()
            exception.printStackTrace(PrintWriter(stringWriter))
            var stacktrace = stringWriter.toString()
            stacktrace = stacktrace.replace(",", "\n     ")
            crashDetails.text = getString(R.string.crash_full_stacktrace, stacktrace)
        }
        // force sentry to send all events
        Sentry.flush(2000)
        var lastEventId = intent.getStringExtra("lastEventId")
        // if event id is all zeros, set it to "". test this by matching the regex ^0+$ (all zeros)
        if (lastEventId?.matches("^0+$".toRegex()) == true) {
            lastEventId = ""
        }
        if (BuildConfig.DEBUG) Timber.d(
            "CrashHandler.onCreate: lastEventId=%s, crashReportingEnabled=%s",
            lastEventId,
            crashReportingEnabled
        )

        // get name, email, and message fields
        val name = findViewById<EditText>(R.id.feedback_name)
        val email = findViewById<EditText>(R.id.feedback_email)
        val description = findViewById<EditText>(R.id.feedback_message)
        val submit = findViewById<View>(R.id.feedback_submit)
        if (lastEventId.isNullOrEmpty() && crashReportingEnabled) {
            // if lastEventId is null, hide the feedback button
            if (BuildConfig.DEBUG) Timber.d("CrashHandler.onCreate: lastEventId is null but crash reporting is enabled. This may indicate a bug in the crash reporting system.")
            submit.visibility = View.GONE
            findViewById<MaterialTextView>(R.id.feedback_text).setText(R.string.no_sentry_id)
        } else {
            // if lastEventId is not null, enable the feedback name, email, message, and submit button
            email.isEnabled = true
            name.isEnabled = true
            description.isEnabled = true
            submit.isEnabled = true
        }
        // disable feedback if sentry is disabled
        if (crashReportingEnabled && lastEventId != null) {
            // get submit button
            findViewById<View>(R.id.feedback_submit).setOnClickListener { _: View? ->
                // require the feedback_message, rest is optional
                if (description.text.toString() == "") {
                    Toast.makeText(this, R.string.sentry_dialogue_empty_message, Toast.LENGTH_LONG)
                        .show()
                    return@setOnClickListener
                }
                // if email or name is empty, use "Anonymous"
                val nameString =
                    arrayOf(if (name.text.toString() == "") "Anonymous" else name.text.toString())
                val emailString =
                    arrayOf(if (email.text.toString() == "") "Anonymous" else email.text.toString())
                Thread {
                    try {
                        val userFeedback =
                            UserFeedback(SentryId(lastEventId))
                        // Setups the JSON body
                        if (nameString[0] == "") nameString[0] = "Anonymous"
                        if (emailString[0] == "") emailString[0] = "Anonymous"
                        userFeedback.name = nameString[0]
                        userFeedback.email = emailString[0]
                        userFeedback.comments = description.text.toString()
                        Sentry.captureUserFeedback(userFeedback)
                        Timber.i(
                            "Submitted user feedback: name %s email %s comment %s",
                            nameString[0],
                            emailString[0],
                            description.text.toString()
                        )
                        runOnUiThread {
                            Toast.makeText(
                                this, R.string.sentry_dialogue_success, Toast.LENGTH_LONG
                            ).show()
                        }
                        // Close the activity
                        finish()
                        // start the main activity
                        startActivity(packageManager.getLaunchIntentForPackage(packageName))
                    } catch (e: Exception) {
                        Timber.e(e, "Failed to submit user feedback")
                        // Show a toast if the user feedback could not be submitted
                        runOnUiThread {
                            Toast.makeText(
                                this, R.string.sentry_dialogue_failed_toast, Toast.LENGTH_LONG
                            ).show()
                        }
                    }
                }.start()
            }
            // get restart button
            findViewById<View>(R.id.restart).setOnClickListener { _: View? ->
                // Restart the app and submit sans feedback
                val sentryException = intent.getSerializableExtra("sentryException") as Throwable?
                if (crashReportingEnabled) Sentry.captureException(sentryException!!)
                finish()
                startActivity(packageManager.getLaunchIntentForPackage(packageName))
            }
        } else if (!crashReportingEnabled) {
            // set feedback_text to "Crash reporting is disabled"
            (findViewById<View>(R.id.feedback_text) as MaterialTextView).setText(R.string.sentry_enable_nag)
            submit.setOnClickListener { _: View? ->
                Toast.makeText(
                    this, R.string.sentry_dialogue_disabled, Toast.LENGTH_LONG
                ).show()
            }
            // handle restart button
            // we have to explicitly enable it because it's disabled by default
            findViewById<View>(R.id.restart).isEnabled = true
            findViewById<View>(R.id.restart).setOnClickListener { _: View? ->
                // Restart the app
                finish()
                startActivity(packageManager.getLaunchIntentForPackage(packageName))
            }
        }
        // handle reset button
        findViewById<View>(R.id.reset).setOnClickListener { _: View? ->
            // show a confirmation material dialog
            val builder = MaterialAlertDialogBuilder(this)
            builder.setTitle(R.string.reset_app)
            builder.setMessage(R.string.reset_app_confirmation)
            builder.setPositiveButton(R.string.reset) { _: DialogInterface?, _: Int ->
                // reset the app
                MainApplication.INSTANCE!!.resetApp()
            }
            builder.setNegativeButton(R.string.cancel) { _: DialogInterface?, _: Int -> }
            builder.show()
        }
    }

    fun copyCrashDetails(view: View) {
        // change view to a checkmark
        view.setBackgroundResource(R.drawable.baseline_check_24)
        // copy crash_details to clipboard
        val clipboard = getSystemService(CLIPBOARD_SERVICE) as ClipboardManager
        val crashDetails =
            (findViewById<View>(R.id.crash_details) as MaterialTextView).text.toString()
        clipboard.setPrimaryClip(ClipData.newPlainText("crash_details", crashDetails))
        // show a toast
        Toast.makeText(this, R.string.crash_details_copied, Toast.LENGTH_LONG).show()
        // after 1 second, change the view back to a copy button
        Thread {
            try {
                Thread.sleep(1000)
            } catch (e: InterruptedException) {
                Thread.currentThread().interrupt()
            }
            runOnUiThread { view.setBackgroundResource(R.drawable.baseline_copy_all_24) }
        }.start()
    }
}