verify login data on start, added german translation

app/src/main/java/org/mosad/teapod/MainActivity.kt

@@ -76,15 +76,11 @@ class MainActivity : AppCompatActivity(), BottomNavigationView.OnNavigationItemS
     private fun load() {
         EncryptedPreferences.readCredentials(this)
 
+        // make sure credentials are set and valid
         if (EncryptedPreferences.password.isEmpty()) {
-            Log.i(javaClass.name, "please login!")
-
-            LoginDialog(this).positiveButton {
-                EncryptedPreferences.saveCredentials(login, password, context)
-            }.negativeButton {
-                Log.i(javaClass.name, "Login canceled, exiting.")
-                finish()
-            }.show()
+            showLoginDialog(true)
+        } else if (!AoDParser().login()) {
+            showLoginDialog(false)
         }
     }
 
@@ -107,4 +103,18 @@ class MainActivity : AppCompatActivity(), BottomNavigationView.OnNavigationItemS
         }
         startActivity(intent)
     }
+
+    private fun showLoginDialog(firstTry: Boolean) {
+        LoginDialog(this, firstTry).positiveButton {
+            EncryptedPreferences.saveCredentials(login, password, context)
+
+            if (!AoDParser().login()) {
+                showLoginDialog(false)
+                Log.w(javaClass.name, "Login failed, please try again.")
+            }
+        }.negativeButton {
+            Log.i(javaClass.name, "Login canceled, exiting.")
+            finish()
+        }.show()
+    }
 }

app/src/main/java/org/mosad/teapod/parser/AoDParser.kt

@@ -25,7 +25,7 @@ class AoDParser {
         val mediaList = arrayListOf<Media>()
     }
 
-    private fun login() = runBlocking {
+    fun login(): Boolean = runBlocking {
 
         val userAgent = "Mozilla/5.0 (X11; Linux x86_64; rv:80.0) Gecko/20100101 Firefox/80.0"
 
@@ -57,11 +57,12 @@ class AoDParser {
                 .execute()
 
             //println(resLogin.body())
-
-            loginSuccess = resLogin.body().contains("Hallo, du bist jetzt angemeldet.")
-            println("Status: ${resLogin.statusCode()} (${resLogin.statusMessage()}), login successful: $loginSuccess")
-
             sessionCookies = resLogin.cookies()
+            loginSuccess = resLogin.body().contains("Hallo, du bist jetzt angemeldet.")
+
+            Log.i(javaClass.name, "Status: ${resLogin.statusCode()} (${resLogin.statusMessage()}), login successful: $loginSuccess")
+
+            loginSuccess
         }
     }
 
@@ -96,7 +97,7 @@ class AoDParser {
                 mediaList.add(media)
             }
 
-            println("got ${mediaList.size} anime")
+            Log.i(javaClass.name, "Total library size is: ${mediaList.size}")
 
             return@withContext mediaList
         }
@@ -109,7 +110,7 @@ class AoDParser {
         if (sessionCookies.isEmpty()) login()
 
         if (!loginSuccess) {
-            println("please log in") // TODO
+            Log.w(javaClass.name, "Login, was not successful.")
             return@runBlocking listOf()
         }
 
@@ -127,7 +128,11 @@ class AoDParser {
             //println("first entry: ${playlists.first()}")
             //println("csrf token is: $csrfToken")
 
-            return@withContext loadStreamInfo(playlists.first(), csrfToken, media.type)
+            return@withContext if (playlists.size > 0) {
+                loadStreamInfo(playlists.first(), csrfToken, media.type)
+            } else {
+                listOf()
+            }
         }
     }
 

app/src/main/java/org/mosad/teapod/ui/account/AccountFragment.kt

@@ -1,6 +1,7 @@
 package org.mosad.teapod.ui.account
 
 import android.os.Bundle
+import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -9,6 +10,7 @@ import com.afollestad.materialdialogs.MaterialDialog
 import kotlinx.android.synthetic.main.fragment_account.*
 import org.mosad.teapod.BuildConfig
 import org.mosad.teapod.R
+import org.mosad.teapod.parser.AoDParser
 import org.mosad.teapod.preferences.EncryptedPreferences
 import org.mosad.teapod.ui.components.LoginDialog
 
@@ -29,12 +31,7 @@ class AccountFragment : Fragment() {
 
     private fun initActions() {
         linear_account_login.setOnClickListener {
-            LoginDialog(requireContext()).positiveButton {
-                EncryptedPreferences.saveCredentials(login, password, context)
-            }.show {
-                login = EncryptedPreferences.login
-                password = ""
-            }
+            showLoginDialog(true)
         }
 
         linear_about.setOnClickListener {
@@ -44,4 +41,18 @@ class AccountFragment : Fragment() {
                 .show()
         }
     }
+
+    private fun showLoginDialog(firstTry: Boolean) {
+        LoginDialog(requireContext(), firstTry).positiveButton {
+            EncryptedPreferences.saveCredentials(login, password, context)
+
+            if (!AoDParser().login()) {
+                showLoginDialog(false)
+                Log.w(javaClass.name, "Login failed, please try again.")
+            }
+        }.show {
+            login = EncryptedPreferences.login
+            password = ""
+        }
+    }
 }

app/src/main/java/org/mosad/teapod/ui/components/LoginDialog.kt

@@ -31,7 +31,7 @@ import com.afollestad.materialdialogs.customview.customView
 import com.afollestad.materialdialogs.customview.getCustomView
 import org.mosad.teapod.R
 
-class LoginDialog(val context: Context) {
+class LoginDialog(val context: Context, firstTry: Boolean) {
 
     private val dialog = MaterialDialog(context, BottomSheet())
 
@@ -43,7 +43,7 @@ class LoginDialog(val context: Context) {
 
     init {
         dialog.title(R.string.login)
-            .message(R.string.login_desc)
+            .message(if (firstTry) R.string.login_desc else R.string.login_failed_desc)
             .customView(R.layout.dialog_login)
             .positiveButton(R.string.save)
             .negativeButton(R.string.cancel)