Add details to error message (#186)

app/src/main/java/io/github/wulkanowy/data/ErrorHandler.kt

@@ -2,29 +2,30 @@ package io.github.wulkanowy.data
 
 import android.content.res.Resources
 import io.github.wulkanowy.R
+import io.github.wulkanowy.api.interceptor.ServiceUnavailableException
 import io.github.wulkanowy.api.login.NotLoggedInException
 import timber.log.Timber
-import java.io.IOException
 import java.net.SocketTimeoutException
 import java.net.UnknownHostException
 import javax.inject.Inject
 
 open class ErrorHandler @Inject constructor(protected val resources: Resources) {
 
-    var showErrorMessage: (String) -> Unit = {}
+    var showErrorMessage: (String, Throwable) -> Unit = { _, _ -> }
 
     open fun proceed(error: Throwable) {
         Timber.e(error, "An exception occurred while the Wulkanowy was running")
 
         showErrorMessage((when (error) {
-            is UnknownHostException -> resources.getString(R.string.all_no_internet)
+            is UnknownHostException -> resources.getString(R.string.error_no_internet)
-            is SocketTimeoutException -> resources.getString(R.string.all_timeout)
+            is SocketTimeoutException -> resources.getString(R.string.error_timeout)
-            is NotLoggedInException, is IOException -> resources.getString(R.string.all_login_failed)
+            is NotLoggedInException -> resources.getString(R.string.error_login_failed)
-            else -> error.localizedMessage
+            is ServiceUnavailableException -> resources.getString(R.string.error_service_unavaible)
-        }))
+            else -> resources.getString(R.string.error_unknown)
+        }), error)
     }
 
     open fun clear() {
-        showErrorMessage = {}
+        showErrorMessage = { _, _ -> }
     }
 }

app/src/main/java/io/github/wulkanowy/ui/base/BaseActivity.kt

@@ -6,6 +6,7 @@ import androidx.appcompat.app.AppCompatDelegate
 import com.google.android.material.snackbar.Snackbar
 import com.google.android.material.snackbar.Snackbar.LENGTH_LONG
 import dagger.android.support.DaggerAppCompatActivity
+import io.github.wulkanowy.R
 
 abstract class BaseActivity : DaggerAppCompatActivity(), BaseView {
 
@@ -16,6 +17,12 @@ abstract class BaseActivity : DaggerAppCompatActivity(), BaseView {
         AppCompatDelegate.setCompatVectorFromResourcesEnabled(true)
     }
 
+    override fun showError(text: String, error: Throwable) {
+        Snackbar.make(messageContainer, text, LENGTH_LONG).setAction(R.string.all_details) {
+            ErrorDialog.newInstance(error).show(supportFragmentManager, error.toString())
+        }.show()
+    }
+
     override fun showMessage(text: String) {
         Snackbar.make(messageContainer, text, LENGTH_LONG).show()
     }

app/src/main/java/io/github/wulkanowy/ui/base/BaseFragment.kt

@@ -2,15 +2,24 @@ package io.github.wulkanowy.ui.base
 
 import android.view.View
 import com.google.android.material.snackbar.Snackbar
-import com.google.android.material.snackbar.Snackbar.LENGTH_LONG
 import dagger.android.support.DaggerFragment
+import io.github.wulkanowy.R
 
 abstract class BaseFragment : DaggerFragment(), BaseView {
 
     protected var messageContainer: View? = null
 
+    override fun showError(text: String, error: Throwable) {
+        if (messageContainer == null) (activity as? BaseActivity)?.showError(text, error)
+        else messageContainer?.also {
+            Snackbar.make(it, text, Snackbar.LENGTH_LONG).setAction(R.string.all_details) {
+                ErrorDialog.newInstance(error).show(fragmentManager, error.toString())
+            }.show()
+        }
+    }
+
     override fun showMessage(text: String) {
         if (messageContainer == null) (activity as? BaseActivity)?.showMessage(text)
-        else messageContainer?.also { Snackbar.make(it, text, LENGTH_LONG).show() }
+        else messageContainer?.also { Snackbar.make(it, text, Snackbar.LENGTH_LONG).show() }
     }
 }

app/src/main/java/io/github/wulkanowy/ui/base/BasePresenter.kt

@@ -1,7 +1,6 @@
 package io.github.wulkanowy.ui.base
 
 import io.github.wulkanowy.data.ErrorHandler
-import io.github.wulkanowy.ui.modules.main.MainView
 import io.reactivex.disposables.CompositeDisposable
 
 open class BasePresenter<T : BaseView>(private val errorHandler: ErrorHandler) {
@@ -12,7 +11,7 @@ open class BasePresenter<T : BaseView>(private val errorHandler: ErrorHandler) {
 
     open fun onAttachView(view: T) {
         this.view = view
-        errorHandler.showErrorMessage = { view.showMessage(it) }
+        errorHandler.showErrorMessage = { text, error -> view.showError(text, error) }
     }
 
     open fun onDetachView() {

app/src/main/java/io/github/wulkanowy/ui/base/BaseView.kt

@@ -2,5 +2,7 @@ package io.github.wulkanowy.ui.base
 
 interface BaseView {
 
+    fun showError(text: String, error: Throwable)
+
     fun showMessage(text: String)
 }

app/src/main/java/io/github/wulkanowy/ui/base/ErrorDialog.kt

@@ -0,0 +1,60 @@
+package io.github.wulkanowy.ui.base
+
+import android.content.ClipData
+import android.content.ClipboardManager
+import android.content.Context.CLIPBOARD_SERVICE
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Toast
+import android.widget.Toast.LENGTH_LONG
+import androidx.fragment.app.DialogFragment
+import io.github.wulkanowy.R
+import kotlinx.android.synthetic.main.dialog_error.*
+import java.io.PrintWriter
+import java.io.StringWriter
+
+class ErrorDialog : DialogFragment() {
+
+    private lateinit var error: Throwable
+
+    companion object {
+        private const val ARGUMENT_KEY = "Data"
+
+        fun newInstance(error: Throwable): ErrorDialog {
+            return ErrorDialog().apply {
+                arguments = Bundle().apply { putSerializable(ARGUMENT_KEY, error) }
+            }
+        }
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setStyle(STYLE_NO_TITLE, 0)
+        arguments?.run {
+            error = getSerializable(ARGUMENT_KEY) as Throwable
+        }
+    }
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
+        return inflater.inflate(R.layout.dialog_error, container, false)
+    }
+
+    override fun onActivityCreated(savedInstanceState: Bundle?) {
+        super.onActivityCreated(savedInstanceState)
+        StringWriter().let { writer ->
+            error.printStackTrace(PrintWriter(writer))
+
+            errorDialogContent.text = writer.toString()
+            errorDialogCopy.setOnClickListener {
+                ClipData.newPlainText("wulkanowyError", writer.toString()).let { clip ->
+                    (activity?.getSystemService(CLIPBOARD_SERVICE) as? ClipboardManager)?.primaryClip = clip
+                }
+                Toast.makeText(context, R.string.all_copied, LENGTH_LONG).show()
+            }
+        }
+        errorDialogCancel.setOnClickListener { dismiss() }
+    }
+}
+

app/src/main/java/io/github/wulkanowy/ui/modules/account/AccountDialog.kt

@@ -59,6 +59,10 @@ class AccountDialog : DaggerAppCompatDialogFragment(), AccountView {
         accountAdapter.updateDataSet(data)
     }
 
+    override fun showError(text: String, error: Throwable) {
+        showMessage(text)
+    }
+
     override fun showMessage(text: String) {
         Toast.makeText(context, text, LENGTH_LONG).show()
     }

app/src/main/java/io/github/wulkanowy/ui/modules/login/LoginErrorHandler.kt

@@ -10,10 +10,12 @@ class LoginErrorHandler(resources: Resources) : ErrorHandler(resources) {
 
     var onBadCredentials: () -> Unit = {}
 
+    var onStudentDuplicate: (String) -> Unit = {}
+
     override fun proceed(error: Throwable) {
         when (error) {
             is BadCredentialsException -> onBadCredentials()
-            is SQLiteConstraintException -> showErrorMessage(resources.getString(R.string.login_duplicate_student))
+            is SQLiteConstraintException -> onStudentDuplicate(resources.getString(R.string.login_duplicate_student))
             else -> super.proceed(error)
         }
     }

app/src/main/java/io/github/wulkanowy/ui/modules/login/options/LoginOptionsPresenter.kt

@@ -20,7 +20,10 @@ class LoginOptionsPresenter @Inject constructor(
 
     override fun onAttachView(view: LoginOptionsView) {
         super.onAttachView(view)
-        view.initView()
+        view.run {
+            initView()
+            errorHandler.onStudentDuplicate = { showMessage(it) }
+        }
     }
 
     fun onParentViewLoadData() {

app/src/main/java/io/github/wulkanowy/ui/modules/settings/SettingsFragment.kt

@@ -3,11 +3,11 @@ package io.github.wulkanowy.ui.modules.settings
 import android.content.Context
 import android.content.SharedPreferences
 import android.os.Bundle
-import android.widget.Toast
 import androidx.appcompat.app.AppCompatDelegate
 import com.takisoft.preferencex.PreferenceFragmentCompat
 import dagger.android.support.AndroidSupportInjection
 import io.github.wulkanowy.R
+import io.github.wulkanowy.ui.base.BaseActivity
 import io.github.wulkanowy.ui.modules.main.MainView
 import javax.inject.Inject
 
@@ -54,8 +54,12 @@ class SettingsFragment : PreferenceFragmentCompat(), SharedPreferences.OnSharedP
         }
     }
 
+    override fun showError(text: String, error: Throwable) {
+        (activity as? BaseActivity)?.showError(text, error)
+    }
+
     override fun showMessage(text: String) {
-        Toast.makeText(context, text, Toast.LENGTH_SHORT).show()
+        (activity as? BaseActivity)?.showMessage(text)
     }
 
     override fun onResume() {

app/src/main/res/layout/dialog_error.xml

@@ -0,0 +1,70 @@
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minWidth="300dp"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:orientation="vertical">
+
+        <ScrollView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:overScrollMode="ifContentScrolls"
+            tools:ignore="UselessParent">
+
+            <HorizontalScrollView
+                android:layout_width="350dp"
+                android:layout_height="wrap_content"
+                android:paddingLeft="24dp"
+                android:paddingTop="24dp"
+                android:paddingRight="24dp">
+
+                <TextView
+                    android:id="@+id/errorDialogContent"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:scrollHorizontally="true"
+                    android:textIsSelectable="true"
+                    android:textSize="12sp" />
+            </HorizontalScrollView>
+        </ScrollView>
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:gravity="end"
+        android:minHeight="52dp"
+        android:orientation="horizontal">
+
+        <Button
+            android:id="@+id/errorDialogCancel"
+            style="@style/Widget.AppCompat.Button.Borderless"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:layout_marginEnd="8dp"
+            android:layout_marginRight="8dp"
+            android:gravity="center"
+            android:text="@android:string/cancel"
+            android:textColor="@color/colorPrimary" />
+
+        <Button
+            android:id="@+id/errorDialogCopy"
+            style="@style/Widget.AppCompat.Button.Borderless"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:layout_marginEnd="8dp"
+            android:layout_marginRight="8dp"
+            android:gravity="center"
+            android:text="@android:string/copy"
+            android:textColor="@color/colorPrimary" />
+    </LinearLayout>
+</LinearLayout>

app/src/main/res/values-pl/strings.xml

@@ -205,9 +205,12 @@
 
 
     <!--Others-->
-    <string name="all_no_internet">Brak połączenia z internetem</string>
+    <string name="all_copied">Skopiowano</string>
-    <string name="all_sync_finish">Synchronizacja zakończona</string>
+
-    <string name="all_sync_fail">Podczas synchronizacji wystąpił błąd</string>
+    <!--Errors-->
-    <string name="all_timeout">Zbyt długie oczekiwanie na połączenie</string>
+    <string name="error_no_internet">Brak połączenia z internetem</string>
-    <string name="all_login_failed">Logowanie nie powiodło się. Spróbuj ponownie lub zrestartuj aplikację</string>
+    <string name="error_timeout">Zbyt długie oczekiwanie na połączenie</string>
+    <string name="error_login_failed">Logowanie nie powiodło się. Spróbuj ponownie lub zrestartuj aplikację</string>
+    <string name="error_service_unavaible">Dziennik jest niedostępny. Spróbuj ponownie później</string>
+    <string name="error_unknown">Wystąpił nieoczekiwany błąd</string>
 </resources>

app/src/main/res/values/strings.xml

@@ -190,9 +190,12 @@
 
 
     <!--Others-->
-    <string name="all_no_internet">No internet connection</string>
+    <string name="all_copied">Copied</string>
-    <string name="all_sync_finish">Synchronization complete</string>
+
-    <string name="all_sync_fail">There was an error during synchronization</string>
+    <!--Errors-->
-    <string name="all_timeout">Too long wait for connection</string>
+    <string name="error_no_internet">No internet connection</string>
-    <string name="all_login_failed">Login is failed. Try again or restart the app</string>
+    <string name="error_timeout">Too long wait for connection</string>
+    <string name="error_login_failed">Login is failed. Try again or restart the app</string>
+    <string name="error_service_unavaible">The log is not available. Try again later</string>
+    <string name="error_unknown">An unexpected error occurred</string>
 </resources>