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package de.gultsch.chat.ui;
import java.util.LinkedHashMap;
import java.util.Map.Entry;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import de.gultsch.chat.Contact;
import de.gultsch.chat.R;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.ImageView;
import android.app.Activity;
import android.content.Context;
import android.content.CursorLoader;
import android.content.Intent;
import android.content.Loader;
import android.content.Loader.OnLoadCompleteListener;
import android.database.Cursor;
public class NewConversationActivity extends Activity {
final protected LinkedHashMap<Contact, View> availablePhoneContacts = new LinkedHashMap<Contact, View>();
final protected LinkedHashMap<Contact, View> availableJabberContacts = new LinkedHashMap<Contact, View>();
protected View newContactView;
protected Contact newContact;
public static final Pattern VALID_JID =
Pattern.compile("^[A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,6}$", Pattern.CASE_INSENSITIVE);
static final String[] PROJECTION = new String[] {
ContactsContract.Data.CONTACT_ID,
ContactsContract.Data.DISPLAY_NAME,
ContactsContract.Data.PHOTO_THUMBNAIL_URI,
ContactsContract.CommonDataKinds.Im.DATA };
// This is the select criteria
static final String SELECTION = "(" + ContactsContract.Data.MIMETYPE
+ "=\"" + ContactsContract.CommonDataKinds.Im.CONTENT_ITEM_TYPE
+ "\") AND (" + ContactsContract.CommonDataKinds.Im.PROTOCOL
+ "=\"" + ContactsContract.CommonDataKinds.Im.PROTOCOL_JABBER
+ "\")";
protected View getViewForContact(Contact contact) {
LayoutInflater inflater = (LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View view = (View) inflater.inflate(R.layout.contact,null);
((TextView) view.findViewById(R.id.contact_display_name)).setText(contact.getDisplayName());
((TextView) view.findViewById(R.id.contact_jid)).setText(contact.getJid());
if (contact.getProfilePhoto() != null) {
((ImageView) view.findViewById(R.id.contact_photo)).setImageURI(contact.getProfilePhoto());
}
view.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Contact clickedContact = null;
for(Entry<Contact, View> entry : availablePhoneContacts.entrySet()) {
if (entry.getValue() == v) {
clickedContact = entry.getKey();
break;
}
}
for(Entry<Contact, View> entry : availableJabberContacts.entrySet()) {
if (entry.getValue() == v) {
clickedContact = entry.getKey();
break;
}
}
if (newContactView==v) {
clickedContact = newContact;
}
Log.d("gultsch","clicked on "+clickedContact.getDisplayName());
Intent startConversationIntent = new Intent(v.getContext(),ConversationActivity.class);
startConversationIntent.setAction(Intent.ACTION_VIEW);
startConversationIntent.putExtra(ConversationActivity.CONVERSATION_CONTACT, clickedContact);
startConversationIntent.setType(ConversationActivity.START_CONVERSATION);
startActivity(startConversationIntent);
}
});
return view;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_new_conversation);
CursorLoader mCursorLoader = new CursorLoader(this,
ContactsContract.Data.CONTENT_URI, PROJECTION, SELECTION, null,
null);
mCursorLoader.registerListener(0, new OnLoadCompleteListener<Cursor>() {
@Override
public void onLoadComplete(Loader<Cursor> arg0, Cursor cursor) {
while (cursor.moveToNext()) {
Contact contact = new Contact(
cursor.getString(cursor
.getColumnIndex(ContactsContract.Data.DISPLAY_NAME)),
cursor.getString(cursor
.getColumnIndex(ContactsContract.CommonDataKinds.Im.DATA)),
cursor.getString(cursor
.getColumnIndex(ContactsContract.Data.PHOTO_THUMBNAIL_URI)));
View contactView = getViewForContact(contact);
availablePhoneContacts.put(contact, getViewForContact(contact));
((LinearLayout) findViewById(R.id.phone_contacts)).addView(contactView);
}
updateAvailableContacts();
}
});
mCursorLoader.startLoading();
((TextView) findViewById(R.id.new_conversation_search)).addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
updateAvailableContacts();
}
@Override
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
// TODO Auto-generated method stub
}
});
}
protected void updateAvailableContacts() {
String search = ((TextView) findViewById(R.id.new_conversation_search)).getText().toString();
LinearLayout phoneContacts = (LinearLayout) findViewById(R.id.phone_contacts);
filterAvailableContacts(phoneContacts,this.availablePhoneContacts,search);
if (phoneContacts.getChildCount() == 0) {
findViewById(R.id.phone_contacts_header).setVisibility(View.GONE);
} else {
findViewById(R.id.phone_contacts_header).setVisibility(View.VISIBLE);
}
LinearLayout jabberContacts = (LinearLayout) findViewById(R.id.jabber_contacts);
filterAvailableContacts(jabberContacts,this.availableJabberContacts,search);
if (jabberContacts.getChildCount() == 0) {
findViewById(R.id.jabber_contacts_header).setVisibility(View.GONE);
} else {
findViewById(R.id.jabber_contacts_header).setVisibility(View.VISIBLE);
}
LinearLayout createNewContact = (LinearLayout) findViewById(R.id.create_new_contact);
Matcher matcher = VALID_JID.matcher(search);
if (matcher.find()) {
createNewContact.removeAllViews();
String name = search.split("@")[0];
newContact = new Contact(name,search,null);
newContactView = getViewForContact(newContact);
newContactView.findViewById(R.id.contact_divider).setVisibility(View.GONE);
createNewContact.addView(newContactView);
createNewContact.setVisibility(View.VISIBLE);
((TextView) findViewById(R.id.new_contact_header)).setVisibility(View.VISIBLE);
} else {
createNewContact.setVisibility(View.GONE);
((TextView) findViewById(R.id.new_contact_header)).setVisibility(View.GONE);
}
}
private void filterAvailableContacts(
LinearLayout layout, LinkedHashMap<Contact, View> contacts, String search) {
layout.removeAllViews();
for(Entry<Contact, View> entry : contacts.entrySet()) {
if (entry.getKey().match(search)) {
entry.getValue().setVisibility(View.VISIBLE);
entry.getValue().findViewById(R.id.contact_divider).setVisibility(View.VISIBLE);
layout.addView(entry.getValue());
}
}
int contactsCount = layout.getChildCount();
if (contactsCount>=1) {
View lastContact = layout.getChildAt(contactsCount - 1);
lastContact.findViewById(R.id.contact_divider).setVisibility(View.GONE);
}
}
}
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