package net.plil.clubinfo.etunicorn.app;
  
  import android.animation.Animator;
  import android.animation.AnimatorListenerAdapter;
  import android.annotation.TargetApi;
  import android.app.DownloadManager;
  import android.content.Intent;
  import android.content.pm.PackageManager;
  import android.support.annotation.NonNull;
  import android.support.design.widget.Snackbar;
  import android.support.v7.app.AppCompatActivity;
  import android.app.LoaderManager.LoaderCallbacks;
  
  import android.content.CursorLoader;
  import android.content.Loader;
  import android.database.Cursor;
  import android.net.Uri;
  import android.os.AsyncTask;
  
  import android.os.Build;
  import android.os.Bundle;
  import android.provider.ContactsContract;
  import android.text.TextUtils;
  import android.view.KeyEvent;
  import android.view.View;
  import android.view.View.OnClickListener;
  import android.view.inputmethod.EditorInfo;
  import android.widget.ArrayAdapter;
  import android.widget.Button;
  import android.widget.EditText;
  import android.widget.TextView;
  import android.widget.Toast;
  
  import com.android.volley.Request;
  import com.android.volley.RequestQueue;
  import com.android.volley.Response;
  import com.android.volley.VolleyError;
  import com.android.volley.toolbox.JsonObjectRequest;
  import com.google.gson.Gson;
  
  import net.plil.clubinfo.etunicorn.R;

  import net.plil.clubinfo.etunicorn.data.Permission;

  import net.plil.clubinfo.etunicorn.data.Personne;

  import net.plil.clubinfo.etunicorn.data.User;

  import net.plil.clubinfo.etunicorn.utils.VolleyUtils;
  
  import org.json.JSONException;
  import org.json.JSONObject;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import static android.Manifest.permission.READ_CONTACTS;
  
  /**
   * A login screen that offers login via email/password.
   */
  public class LoginActivity extends AppCompatActivity {
  
      /**
       * Id to identity READ_CONTACTS permission request.
       */
      private static final int REQUEST_READ_CONTACTS = 0;
  
      /**
       * Keep track of the login task to ensure we can cancel it if requested.
       */
  
      // UI references.
      private EditText mUsernameView;
      private EditText mPasswordView;
      private View mProgressView;
      private View mLoginFormView;
  
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.activity_login);
          // Set up the login form.
          mUsernameView = (EditText) findViewById(R.id.username);
  
          mPasswordView = (EditText) findViewById(R.id.password);
          mPasswordView.setOnEditorActionListener(new TextView.OnEditorActionListener() {
              @Override
              public boolean onEditorAction(TextView textView, int id, KeyEvent keyEvent) {
                  if (id == R.id.login || id == EditorInfo.IME_NULL) {
                      attemptLogin();
                      return true;
                  }
                  return false;
              }
          });
  
          Button mEmailSignInButton = (Button) findViewById(R.id.email_sign_in_button);
          mEmailSignInButton.setOnClickListener(new OnClickListener() {
              @Override
              public void onClick(View view) {
                  attemptLogin();
              }
          });
  
          mLoginFormView = findViewById(R.id.login_form);
          mProgressView = findViewById(R.id.login_progress);
      }
  
  
      /**
       * Attempts to sign in or register the account specified by the login form.
       * If there are form errors (invalid email, missing fields, etc.), the
       * errors are presented and no actual login attempt is made.
       */
      private void attemptLogin() {
  
          // Reset errors.
          mUsernameView.setError(null);
          mPasswordView.setError(null);
  
          // Store values at the time of the login attempt.
          String email = mUsernameView.getText().toString();
          String username = mPasswordView.getText().toString();
  
  
          showProgress(true);
          tryLogin(email, username);
      }
  
      /**
       * Shows the progress UI and hides the login form.
       */
      @TargetApi(Build.VERSION_CODES.HONEYCOMB_MR2)
      private void showProgress(final boolean show) {
          // On Honeycomb MR2 we have the ViewPropertyAnimator APIs, which allow
          // for very easy animations. If available, use these APIs to fade-in
          // the progress spinner.
          if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR2) {
              int shortAnimTime = getResources().getInteger(android.R.integer.config_shortAnimTime);
  
              mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
              mLoginFormView.animate().setDuration(shortAnimTime).alpha(
                      show ? 0 : 1).setListener(new AnimatorListenerAdapter() {
                  @Override
                  public void onAnimationEnd(Animator animation) {
                      mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
                  }
              });
  
              mProgressView.setVisibility(show ? View.VISIBLE : View.GONE);
              mProgressView.animate().setDuration(shortAnimTime).alpha(
                      show ? 1 : 0).setListener(new AnimatorListenerAdapter() {
                  @Override
                  public void onAnimationEnd(Animator animation) {
                      mProgressView.setVisibility(show ? View.VISIBLE : View.GONE);
                  }
              });
          } else {
              // The ViewPropertyAnimator APIs are not available, so simply show
              // and hide the relevant UI components.
              mProgressView.setVisibility(show ? View.VISIBLE : View.GONE);
              mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
          }
      }
  
      /**
       * You need a polytech Lille Account
       *
       * @param username The username of the person
       * @param password The password of the person
       */
      private void tryLogin (String username, String password){

          User user = new User();
          user.setPassword(password);
          user.setUsername(username);
          JsonObjectRequest jsonObjectRequest = null;
          try {

              jsonObjectRequest = new JsonObjectRequest(Request.Method.POST, VolleyUtils.baseUri + "/login" , new JSONObject(new Gson().toJson(user)), new Response.Listener<JSONObject>() {

                  @Override
                  public void onResponse(JSONObject response) {
                      showProgress(false);

                      Toast.makeText(getApplicationContext(),  response.toString(), Toast.LENGTH_LONG).show();
                      Intent intent = new Intent(getApplicationContext(), MainActivity.class);
                      //TODO real interpretation when login work
                      //Personne p = new Gson().fromJson(String.valueOf(response), Personne.class);
                      Personne p = new Personne();
                      Permission permission = new Permission();
                      permission.setNom("ROLE_ADMIN");
                      p.getRole().getPermissions().add(permission);
                      intent.putExtra("user", p);
                      startActivity(intent);

                  }
              }, new Response.ErrorListener() {
                  @Override
                  public void onErrorResponse(VolleyError error) {
                      showProgress(false);

                      Toast.makeText(getApplicationContext(), "error : " + error.getCause(), Toast.LENGTH_SHORT).show();

                      Intent intent = new Intent(getApplicationContext(), MainActivity.class);

  
                      Personne p = new Personne();
                      Permission permission = new Permission();
                      permission.setNom("ROLE_ADMIN");
                      p.getRole().getPermissions().add(permission);
                      intent.putExtra("user", p);
  

                      startActivity(intent);

                  }
              }

              );

          } catch (JSONException e) {
              e.printStackTrace();

          }

  
          VolleyUtils.getInstance(getApplicationContext()).addToRequestQueue(jsonObjectRequest);
      }
  }