package com.phonegap;

import org.json.JSONArray;
import org.json.JSONException;

import com.phonegap.api.Plugin;
import com.phonegap.api.PluginResult;

import android.provider.Contacts.ContactMethods;
import android.provider.Contacts.People;
import android.util.Log;
import android.webkit.WebView;
import android.content.Intent;
import android.net.Uri;
import android.database.Cursor;
import android.database.sqlite.SQLiteException;

@SuppressWarnings("deprecation")
public class ContactManager implements Plugin {
	
//	public class ContactTriplet
//	{
//		public String name = "";
//		public String email = "";
//		public String phone = "";
//	}

    private static ContactAccessor contactAccessor;
    WebView webView;					// WebView object
    DroidGap ctx;						// DroidGap object

	private static final String LOG_TAG = "Contact Query";
	Uri mPeople = android.provider.Contacts.People.CONTENT_URI;
	Uri mPhone = android.provider.Contacts.Phones.CONTENT_URI;	
	Uri mEmail = android.provider.Contacts.ContactMethods.CONTENT_URI;

	/**
	 * Constructor.
	 */
	public ContactManager()	{
	}
	
	/**
	 * Sets the context of the Command. This can then be used to do things like
	 * get file paths associated with the Activity.
	 * 
	 * @param ctx The context of the main Activity.
	 */
	public void setContext(DroidGap ctx) {
		this.ctx = ctx;
	}

	/**
	 * Sets the main View of the application, this is the WebView within which 
	 * a PhoneGap app runs.
	 * 
	 * @param webView The PhoneGap WebView
	 */
	public void setView(WebView webView) {
		this.webView = webView;
	}

	/**
	 * Executes the request and returns CommandResult.
	 * 
	 * @param action The command to execute.
	 * @param args JSONArry of arguments for the command.
	 * @return A CommandResult object with a status and message.
	 */
	public PluginResult execute(String action, JSONArray args) {
		if (contactAccessor == null) {
			contactAccessor = ContactAccessor.getInstance(webView, ctx);
		}
		PluginResult.Status status = PluginResult.Status.OK;
		String result = "";		
		
		try {
			//if (action.equals("getContactsAndSendBack")) {
			//	contactAccessor.getContactsAndSendBack();
			//}
			//else if (action.equals("search")) {
			if (action.equals("search")) {
				Log.d(LOG_TAG, "Executing search using accessor");
				contactAccessor.search(args.getString(0), args.getString(1), args.getString(2));
			}
			return new PluginResult(status, result);
		} catch (JSONException e) {
			return new PluginResult(PluginResult.Status.JSON_EXCEPTION);
		}
	}

	/**
	 * Identifies if action to be executed returns a value and should be run synchronously.
	 * 
	 * @param action	The action to execute
	 * @return			T=returns value
	 */
	public boolean isSynch(String action) {
		return false;
	}

	/**
     * Called when the system is about to start resuming a previous activity. 
     */
    public void onPause() {
    }

    /**
     * Called when the activity will start interacting with the user. 
     */
    public void onResume() {
    }
    
    /**
     * Called by AccelBroker when listener is to be shut down.
     * Stop listener.
     */
    public void onDestroy() {   	
    }

    /**
     * Called when an activity you launched exits, giving you the requestCode you started it with,
     * the resultCode it returned, and any additional data from it. 
     * 
     * @param requestCode		The request code originally supplied to startActivityForResult(), 
     * 							allowing you to identify who this result came from.
     * @param resultCode		The integer result code returned by the child activity through its setResult().
     * @param data				An Intent, which can return result data to the caller (various data can be attached to Intent "extras").
     */
    public void onActivityResult(int requestCode, int resultCode, Intent intent) {
    }

    //--------------------------------------------------------------------------
    // LOCAL METHODS
    //--------------------------------------------------------------------------

	// This is to add backwards compatibility to the OLD Contacts API\
//	public void getContactsAndSendBack()
//	{
//		String[] projection = new String[] {
//				People._ID,
//				People.NAME,
//				People.NUMBER,
//				People.PRIMARY_EMAIL_ID
//			};
//
//		try{
//			Cursor myCursor = this.ctx.managedQuery(mPeople, projection, 
//				null, null , People.NAME + " ASC");
//			processResults(myCursor, true);
//		}
//		catch (SQLiteException ex)
//		{
//			Log.d(LOG_TAG, ex.getMessage());
//		}		
//	}
//	
//	public void search(String name, String npa, String email)
//	{
//		
//		if (email.length() > 0)
//			searchByEmail(email);		
//		else
//			searchPeople(name, npa);
//	}
//	
//	private void searchByEmail(String email)
//	{						
//		String[] projection = new String[] {
//								ContactMethods._ID,
//								ContactMethods.DATA,
//								ContactMethods.KIND,
//								ContactMethods.PERSON_ID
//							};
//		String[] variables = new String[] {
//				 email
//		};
//		
//		try{
//			Cursor myCursor = this.ctx.managedQuery(mEmail, projection, 
//						"contact_methods." + ContactMethods.DATA + " = ?" + "AND contact_methods.kind = 1", variables , ContactMethods.DATA + " ASC");
//			getMethodData(myCursor);
//						
//		}
//		catch (SQLiteException ex)
//		{
//			Log.d(LOG_TAG, ex.getMessage());
//		}
//				
//	}
//	
//	private void searchPeople(String name, String number)
//	{
//			String conditions = "";
//		
//			if (name.length() == 0)
//			{
//				name = "%";
//				conditions += People.NAME + " LIKE ? AND ";
//			}
//			else
//			{
//				conditions += People.NAME + " = ? AND ";
//			}
//		
//			if (number.length() == 0)
//				number = "%";
//			else
//			{
//				number = number.replace('+', '%');
//				number = number.replace('.', '%');
//				number = number.replace('-', '%');
//			}
//			
//			conditions += People.NUMBER + " LIKE ? ";
//			
//			String[] projection = new String[] {
//								People._ID,
//								People.NAME,
//								People.NUMBER,
//								People.PRIMARY_EMAIL_ID
//			};
//			
//			String[] variables = new String[] {
//					name, number
//			};
//			
//			try{
//				Cursor myCursor = this.ctx.managedQuery(mPeople, projection, 
//								conditions, variables , People.NAME + " ASC");
//				processResults(myCursor, false);
//			}
//			catch (SQLiteException ex)
//			{
//					Log.d(LOG_TAG, ex.getMessage());
//			}		
//	
//	}
//
//	private void processResults(Cursor cur, boolean all){
//		
//	    if (cur.moveToFirst()) {
//
//	        String name; 
//	        String phoneNumber;	        
//	        String email_id;
//	        String email;
//	        
//	        int nameColumn = cur.getColumnIndex(People.NAME);
//	        int phoneColumn = cur.getColumnIndex(People.NUMBER);
//	        int emailIdColumn = cur.getColumnIndex(People.PRIMARY_EMAIL_ID);
//	        
//	        do {
//	            // Get the field values
//	            name = cur.getString(nameColumn);	            
//	            phoneNumber = cur.getString(phoneColumn);
//	            email_id = cur.getString(emailIdColumn);
//	            if (email_id != null && email_id.length() > 0)
//	            	email = getEmail(email_id);
//	            else
//	            	email = "";
//	            
//	            // Code for backwards compatibility with the OLD Contacts API
//	            if (all) {
//	            	this.ctx.sendJavascript("navigator.ContactManager.droidAddContact('" + name + "','" + phoneNumber + "','" + email +"');");	            	
//	            }
//	            else {
//	            	this.ctx.sendJavascript("navigator.contacts.droidFoundContact('" + name + "','" + phoneNumber + "','" + email +"');");
//	            }           
//	        } while (cur.moveToNext());
//	        if (all) {
//	        	this.ctx.sendJavascript("navigator.ContactManager.droidDone();");
//	        }
//	        else {
//	        	this.ctx.sendJavascript("navigator.contacts.droidDone();");
//	        }
//	    }
//	    else
//	    {
//	    	if (all) {
//	    		this.ctx.sendJavascript("navigator.ContactManager.fail();");
//	    	}
//	    	else {
//	    		this.ctx.sendJavascript("navigator.contacts.fail('None found!');");
//	    	}
//	    }
//	}	
//	
//	private void getMethodData(Cursor cur)
//	{        
//        ContactTriplet data = new ContactTriplet();
//        String id;    
//        String email;
//        
//	    if (cur.moveToFirst()) {
//
//	        int idColumn = cur.getColumnIndex(ContactMethods._ID);
//	        int emailColumn = cur.getColumnIndex(ContactMethods.DATA);	        
//	        do {
//	            // Get the field values	            
//	            id = cur.getString(idColumn);
//	            email = cur.getString(emailColumn);
//	            
//	            data = getContactData(id);
//	            if(data != null)
//	            {
//	            	data.email = email;	            
//	            	this.ctx.sendJavascript("navigator.Contacts.droidFoundContact('" + data.name + "','" + data.phone + "','" + data.email +"');");
//	            }	           
//	        } while (cur.moveToNext());
//	        this.ctx.sendJavascript("navigator.contacts.droidDoneContacts();");	        
//	    }	 
//	}		
//	
//	private ContactTriplet getContactData(String id) {
//		ContactTriplet data = null;
//		String[] projection = new String[] {
//				People._ID,
//				People.NAME,
//				People.NUMBER,
//				People.PRIMARY_EMAIL_ID
//		};
//
//		String[] variables = new String[] {
//				id
//		};
//
//		try{
//			Cursor myCursor = this.ctx.managedQuery(mPeople, projection, 
//				People.PRIMARY_EMAIL_ID + " = ?", variables , People.NAME + " ASC");
//			data = getTriplet(myCursor);
//		}
//		catch (SQLiteException ex)
//		{
//			Log.d(LOG_TAG, ex.getMessage());
//		}		
//		
//		return data;
//	}
//
//	private ContactTriplet getTriplet(Cursor cur) {
//		 ContactTriplet data = new ContactTriplet();         
//		 if (cur.moveToFirst()) {
//
//			 int nameColumn = cur.getColumnIndex(People.NAME); 
//		     int numberColumn = cur.getColumnIndex(People.NUMBER);	        
//		     do {
//		         	            
//		    	 data.name = cur.getString(nameColumn);
//		    	 data.phone = cur.getString(numberColumn);
//		    	 
//		     } while (cur.moveToNext());	       
//		 }
//		return data;
//	}
//
//	private String getEmailColumnData(Cursor cur)
//	{					        
//        String email = "";         
//	    if (cur != null && cur.moveToFirst()) {
//	        int emailColumn = cur.getColumnIndex(ContactMethods.DATA);	        
//	        do {
//	            // Get the field values	            
//	            email = cur.getString(emailColumn);	            	            
//	        } while (cur.moveToNext());	       
//	    }
//	    return email;
//	}
//	
//	private String getEmail(String id)
//	{		
//		String email = "";		
//		String[] projection = new String[] {
//								ContactMethods._ID,
//								ContactMethods.DATA,
//								ContactMethods.KIND
//							};
//		String[] variables = new String[] {
//				 id
//		};
//		
//		try
//		{
//			Cursor myCursor = this.ctx.managedQuery(mEmail, projection, 
//						"contact_methods." + ContactMethods._ID + " = ?" + " AND contact_methods.kind = 1", variables , ContactMethods.DATA + " ASC");
//			email = getEmailColumnData(myCursor);
//		}
//		catch (SQLiteException ex)
//		{
//			Log.d(LOG_TAG, ex.getMessage());
//		}
//		
//		return email;		
//	}
	
	
}