/*
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
*/

var argscheck = require('cordova/argscheck'),
    exec = require('cordova/exec'),
    ContactError = require('./ContactError'),
    utils = require('cordova/utils');

/**
* Converts primitives into Complex Object
* Currently only used for Date fields
*/
function convertIn(contact) {
    var value = contact.birthday;
    try {
      contact.birthday = new Date(parseFloat(value));
    } catch (exception){
      console.log("Cordova Contact convertIn error: exception creating date.");
    }
    return contact;
}

/**
* Converts Complex objects into primitives
* Only conversion at present is for Dates.
**/

function convertOut(contact) {
    var value = contact.birthday;
    if (value !== null) {
        // try to make it a Date object if it is not already
        if (!utils.isDate(value)){
            try {
                value = new Date(value);
            } catch(exception){
                value = null;
            }
        }
        if (utils.isDate(value)){
            value = value.valueOf(); // convert to milliseconds
        }
        contact.birthday = value;
    }
    return contact;
}

/**
* Contains information about a single contact.
* @constructor
* @param {DOMString} id unique identifier
* @param {DOMString} displayName
* @param {ContactName} name
* @param {DOMString} nickname
* @param {Array.<ContactField>} phoneNumbers array of phone numbers
* @param {Array.<ContactField>} emails array of email addresses
* @param {Array.<ContactAddress>} addresses array of addresses
* @param {Array.<ContactField>} ims instant messaging user ids
* @param {Array.<ContactOrganization>} organizations
* @param {DOMString} birthday contact's birthday
* @param {DOMString} note user notes about contact
* @param {Array.<ContactField>} photos
* @param {Array.<ContactField>} categories
* @param {Array.<ContactField>} urls contact's web sites
*/
var Contact = function (id, displayName, name, nickname, phoneNumbers, emails, addresses,
    ims, organizations, birthday, note, photos, categories, urls) {
    this.id = id || null;
    this.rawId = null;
    this.displayName = displayName || null;
    this.name = name || null; // ContactName
    this.nickname = nickname || null;
    this.phoneNumbers = phoneNumbers || null; // ContactField[]
    this.emails = emails || null; // ContactField[]
    this.addresses = addresses || null; // ContactAddress[]
    this.ims = ims || null; // ContactField[]
    this.organizations = organizations || null; // ContactOrganization[]
    this.birthday = birthday || null;
    this.note = note || null;
    this.photos = photos || null; // ContactField[]
    this.categories = categories || null; // ContactField[]
    this.urls = urls || null; // ContactField[]
};

/**
* Removes contact from device storage.
* @param successCB success callback
* @param errorCB error callback
*/
Contact.prototype.remove = function(successCB, errorCB) {
    argscheck.checkArgs('FF', 'Contact.remove', arguments);
    var fail = errorCB && function(code) {
        errorCB(new ContactError(code));
    };
    if (this.id === null) {
        fail(ContactError.UNKNOWN_ERROR);
    }
    else {
        exec(successCB, fail, "Contacts", "remove", [this.id]);
    }
};

/**
* Creates a deep copy of this Contact.
* With the contact ID set to null.
* @return copy of this Contact
*/
Contact.prototype.clone = function() {
    var clonedContact = utils.clone(this);
    clonedContact.id = null;
    clonedContact.rawId = null;

    function nullIds(arr) {
        if (arr) {
            for (var i = 0; i < arr.length; ++i) {
                arr[i].id = null;
            }
        }
    }

    // Loop through and clear out any id's in phones, emails, etc.
    nullIds(clonedContact.phoneNumbers);
    nullIds(clonedContact.emails);
    nullIds(clonedContact.addresses);
    nullIds(clonedContact.ims);
    nullIds(clonedContact.organizations);
    nullIds(clonedContact.categories);
    nullIds(clonedContact.photos);
    nullIds(clonedContact.urls);
    return clonedContact;
};

/**
* Persists contact to device storage.
* @param successCB success callback
* @param errorCB error callback
*/
Contact.prototype.save = function(successCB, errorCB) {
    argscheck.checkArgs('FFO', 'Contact.save', arguments);
    var fail = errorCB && function(code) {
        errorCB(new ContactError(code));
    };
    var success = function(result) {
        if (result) {
            if (successCB) {
                var fullContact = require('./contacts').create(result);
                successCB(convertIn(fullContact));
            }
        }
        else {
            // no Entry object returned
            fail(ContactError.UNKNOWN_ERROR);
        }
    };
    var dupContact = convertOut(utils.clone(this));
    exec(success, fail, "Contacts", "save", [dupContact]);
};


module.exports = Contact;