Add basic user data store and automatic login

app/src/main/AndroidManifest.xml

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="io.github.wulkanowy">
+    package="io.github.wulkanowy"
+    android:installLocation="internalOnly">
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

app/src/main/java/io/github/wulkanowy/activity/main/Login.java

@@ -2,7 +2,9 @@ package io.github.wulkanowy.activity.main;
 
 import android.app.Activity;
 import android.app.ProgressDialog;
+import android.content.Context;
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.os.AsyncTask;
 import android.widget.Toast;
 
@@ -25,6 +27,8 @@ public class Login extends AsyncTask<Void, Void, Void> {
     String password;
     String county;
 
+    int check;
+
     Map<String, String> loginCookies;
 
     Activity activity;
@@ -36,20 +40,21 @@ public class Login extends AsyncTask<Void, Void, Void> {
 
     ProgressDialog progress;
 
-    public Login(String emailT, String passwordT, String countyT, Activity mainAC){
+    public Login(String emailT, String passwordT, String countyT, Activity mainAC, int check) {
 
         activity = mainAC;
         progress = new ProgressDialog(activity);
+        this.check = check;
 
-        if (countyT.equals("Debug")){
+
+        if (countyT.equals("Debug")) {
             urlForStepOne = activity.getString(R.string.urlStepOneDebug);
             urlForStepTwo = activity.getString(R.string.urlStepTwoDebug);
             urlForStepThree = activity.getString(R.string.urlStepThreeDebug);
             county = activity.getString(R.string.countyDebug);
             email = emailT;
             password = passwordT;
-        }
+        } else {
-        else{
             urlForStepOne = activity.getString(R.string.urlStepOneRelease);
             urlForStepTwo = activity.getString(R.string.urlStepTwoRelease);
             urlForStepThree = activity.getString(R.string.urlStepThreeRelease);
@@ -92,12 +97,10 @@ public class Login extends AsyncTask<Void, Void, Void> {
                 outputStream.flush();
 
                 userMesage = activity.getString(R.string.login_accepted);
-            }
+            } else {
-            else {
                 userMesage = activity.getString(R.string.login_denied);
             }
-        }
+        } catch (IOException e) {
-        catch (IOException e){
             userMesage = e.toString();
         }
 
@@ -153,14 +156,45 @@ public class Login extends AsyncTask<Void, Void, Void> {
     protected void onPostExecute(Void result) {
         super.onPostExecute(result);
         progress.dismiss();
-        if (!userMesage.isEmpty()){
+        if (!userMesage.isEmpty()) {
-            Toast.makeText(activity, userMesage , Toast.LENGTH_LONG).show();
+            Toast.makeText(activity, userMesage, Toast.LENGTH_LONG).show();
         }
 
-        if (userMesage.equals(activity.getString(R.string.login_accepted))){
+        if (userMesage.equals(activity.getString(R.string.login_accepted))) {
-            Intent intent = new Intent(activity,DashboardActivity.class);
+            if (check == 0) {
-            activity.startActivity(intent);
+                if (createAccount()) {
+                    Intent intent = new Intent(activity, DashboardActivity.class);
+                    activity.startActivity(intent);
+                } else if (!createAccount()) {
+                    Toast.makeText(activity, "Konto już istnieje", Toast.LENGTH_SHORT).show();
+                    Intent intent = new Intent(activity, DashboardActivity.class);
+                    activity.startActivity(intent);
+                }
+            } else if (check == 1) {
+                Intent intent = new Intent(activity, DashboardActivity.class);
+                activity.startActivity(intent);
+            }
         }
 
     }
+
+    public boolean createAccount() {
+
+        SharedPreferences sharedPreferences = activity.getSharedPreferences("io.github.wulkanowy", Context.MODE_PRIVATE);
+        if (!sharedPreferences.contains(email)) {
+            SharedPreferences.Editor editor = sharedPreferences.edit();
+            editor.putString("wulkanowy",email);
+            editor.putString(email,email);
+            editor.putString("sandi" + email,password);
+            editor.putString("county" + email,county);
+            editor.commit();
+            return true;
+        }
+        else{
+            SharedPreferences.Editor editor = sharedPreferences.edit();
+            editor.putString("wulkanowy",email);
+            editor.commit();
+            return false;
+        }
+    }
 }

app/src/main/java/io/github/wulkanowy/activity/main/MainActivity.java

@@ -16,6 +16,10 @@ import io.github.wulkanowy.R;
 
 public class MainActivity extends AppCompatActivity {
 
+    String password;
+    String email;
+    String county;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -49,9 +53,9 @@ public class MainActivity extends AppCompatActivity {
         EditText adressEmail = (EditText)findViewById(R.id.emailText);
         EditText passwordText = (EditText)findViewById(R.id.passwordText);
         EditText countyText = (EditText)findViewById(R.id.countyText);
-        String password = passwordText.getText().toString();
+        password = passwordText.getText().toString();
-        String email = adressEmail.getText().toString();
+        email = adressEmail.getText().toString();
-        String county = countyText.getText().toString();
+        county = countyText.getText().toString();
 
         String[] keys = this.getResources().getStringArray(R.array.counties);
         String[] values = this.getResources().getStringArray(R.array.counties_values);
@@ -66,7 +70,7 @@ public class MainActivity extends AppCompatActivity {
         }
 
         if (!email.isEmpty() || !password.isEmpty() || !county.isEmpty()){
-            new Login(email, password, county, this).execute();
+            new Login(email, password, county, this, 0).execute();
         }
         else if (password.isEmpty() || email.isEmpty() || county.isEmpty()) {
             Toast.makeText(this, R.string.data_text, Toast.LENGTH_SHORT).show();

app/src/main/java/io/github/wulkanowy/activity/started/LoadingTask.java

@@ -1,18 +1,34 @@
 package io.github.wulkanowy.activity.started;
 
 
+import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.os.AsyncTask;
+import android.widget.Toast;
 
-import io.github.wulkanowy.activity.dashboard.DashboardActivity;
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.net.Socket;
+import java.net.SocketAddress;
+
+import io.github.wulkanowy.R;
+import io.github.wulkanowy.activity.main.Login;
 import io.github.wulkanowy.activity.main.MainActivity;
 
 public class LoadingTask extends AsyncTask<Void, Void, Void> {
 
-    Context activity;
+    Activity activity;
+    boolean isOnline;
+    String idAccount;
+    String email;
+    String password;
+    String county;
 
-    LoadingTask(Context main) {
+    final boolean SAVE_DATA = true;
+
+    LoadingTask(Activity main) {
         activity = main;
     }
 
@@ -23,15 +39,63 @@ public class LoadingTask extends AsyncTask<Void, Void, Void> {
         } catch (InterruptedException e) {
             e.printStackTrace();
         }
+
+        isOnline = isOnline();
+
         return null;
     }
 
     protected void onPostExecute(Void result) {
 
-       /* Intent intent = new Intent(activity,MainActivity.class);
+       if (isOnline) {
-        activity.startActivity(intent); */
+           SharedPreferences sharedPreferences = activity.getSharedPreferences("io.github.wulkanowy", Context.MODE_PRIVATE);
 
-        Intent intent = new Intent(activity,MainActivity.class);
+           if (SAVE_DATA) {
-        activity.startActivity(intent);
+
+               if (sharedPreferences.contains("wulkanowy")) {
+
+                   idAccount = sharedPreferences.getString("wulkanowy", "");
+                   email = sharedPreferences.getString(idAccount, "");
+                   password = sharedPreferences.getString("sandi" + email, "");
+                   county = sharedPreferences.getString("county" + email, "");
+
+                   if (!email.isEmpty() || !password.isEmpty() || !county.isEmpty()) {
+                       new Login(email, password, county, activity, 1).execute();
+                   } else if (password.isEmpty() || email.isEmpty() || county.isEmpty()) {
+                       Toast.makeText(activity, R.string.data_text, Toast.LENGTH_SHORT).show();
+
+                   }
+
+               } else {
+                   Intent intent = new Intent(activity, MainActivity.class);
+                   activity.startActivity(intent);
+               }
+           }
+           else{
+               Intent intent = new Intent(activity, MainActivity.class);
+               activity.startActivity(intent);
+           }
+       }
+       else{
+           Intent intent = new Intent(activity, MainActivity.class);
+           activity.startActivity(intent);
+
+           Toast.makeText(activity,"Brak połączenia z internetem",Toast.LENGTH_SHORT ).show();
+       }
+    }
+
+    public boolean isOnline() {
+        try {
+            int timeoutMs = 1500;
+            Socket sock = new Socket();
+            SocketAddress sockaddr = new InetSocketAddress("8.8.8.8", 53);
+
+            sock.connect(sockaddr, timeoutMs);
+            sock.close();
+
+            return true;
+        } catch (IOException e) {
+            return false;
+        }
     }
 }