/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "IccContact.h"
#include "mozilla/dom/ContactsBinding.h"
#include "nsReadableUtils.h"

using namespace mozilla::dom::icc;

using mozilla::dom::mozContact;

NS_IMPL_ISUPPORTS(IccContact, nsIIccContact)

/* static */ nsresult
IccContact::Create(mozContact& aMozContact, nsIIccContact** aIccContact)
{
  *aIccContact = nullptr;
  ErrorResult er;

  // Id
  nsAutoString id;
  aMozContact.GetId(id, er);
  nsresult rv = er.StealNSResult();
  NS_ENSURE_SUCCESS(rv, rv);

  // Names
  Nullable<nsTArray<nsString>> names;
  aMozContact.GetName(names, er);
  rv = er.StealNSResult();
  NS_ENSURE_SUCCESS(rv, rv);
  if (names.IsNull()) {
    // Set as Empty nsTarray<nsString> for IccContact constructor.
    names.SetValue();
  }

  // Numbers
  Nullable<nsTArray<ContactTelField>> nullableNumberList;
  aMozContact.GetTel(nullableNumberList, er);
  rv = er.StealNSResult();
  NS_ENSURE_SUCCESS(rv, rv);
  nsTArray<nsString> numbers;
  if (!nullableNumberList.IsNull()) {
    const nsTArray<ContactTelField>& numberList = nullableNumberList.Value();
    for (uint32_t i = 0; i < numberList.Length(); i++) {
      if (numberList[i].mValue.WasPassed()) {
        numbers.AppendElement(numberList[i].mValue.Value());
      }
    }
  }

  // Emails
  Nullable<nsTArray<ContactField>> nullableEmailList;
  aMozContact.GetEmail(nullableEmailList, er);
  rv = er.StealNSResult();
  NS_ENSURE_SUCCESS(rv, rv);
  nsTArray<nsString> emails;
  if (!nullableEmailList.IsNull()) {
    const nsTArray<ContactField>& emailList = nullableEmailList.Value();
    for (uint32_t i = 0; i < emailList.Length(); i++) {
      if (emailList[i].mValue.WasPassed()) {
        emails.AppendElement(emailList[i].mValue.Value());
      }
    }
  }

  nsCOMPtr<nsIIccContact> iccContact = new IccContact(id,
                                                      names.Value(),
                                                      numbers,
                                                      emails);
  iccContact.forget(aIccContact);

  return NS_OK;
}

/*static*/ nsresult
IccContact::Create(const nsAString& aId,
                   const nsTArray<nsString>& aNames,
                   const nsTArray<nsString>& aNumbers,
                   const nsTArray<nsString>& aEmails,
                   nsIIccContact** aIccContact)
{
  *aIccContact = nullptr;

  nsCOMPtr<nsIIccContact> iccContact = new IccContact(aId,
                                                      aNames,
                                                      aNumbers,
                                                      aEmails);
  iccContact.forget(aIccContact);

  return NS_OK;
}

IccContact::IccContact(const nsAString& aId,
                       const nsTArray<nsString>& aNames,
                       const nsTArray<nsString>& aNumbers,
                       const nsTArray<nsString>& aEmails)
  : mId(aId),
    mNames(aNames),
    mNumbers(aNumbers),
    mEmails(aEmails)
{
}

// nsIIccInfo implementation.

NS_IMETHODIMP IccContact::GetId(nsAString & aId)
{
  aId = mId;
  return NS_OK;
}

#define ICCCONTACT_IMPL_GET_CONTACT_FIELD(_field)                               \
NS_IMETHODIMP IccContact::Get##_field(uint32_t* aCount, char16_t*** a##_field)  \
{                                                                               \
  NS_ENSURE_ARG_POINTER(aCount);                                                \
  NS_ENSURE_ARG_POINTER(a##_field);                                             \
                                                                                \
  *aCount = 0;                                                                  \
  *a##_field = nullptr;                                                         \
                                                                                \
  uint32_t count = m##_field.Length();                                          \
  if (count == 0) {                                                             \
    return NS_OK;                                                               \
  }                                                                             \
  char16_t** temp =                                                             \
    static_cast<char16_t**>(moz_xmalloc(sizeof(char16_t*) * (count)));          \
  if (temp == nullptr) {                                                        \
    return NS_ERROR_OUT_OF_MEMORY;                                              \
  }                                                                             \
  for (uint32_t i = 0; i < count; i++) {                                        \
    if(m##_field[i].IsVoid()) {                                                 \
      (temp)[i] = nullptr;                                                      \
      continue;                                                                 \
    }                                                                           \
                                                                                \
    (temp)[i] = ToNewUnicode(m##_field[i]);                                     \
    if (!(temp)[i]) {                                                           \
      NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(i, temp);                           \
      return NS_ERROR_OUT_OF_MEMORY;                                            \
    }                                                                           \
  }                                                                             \
                                                                                \
  *aCount = count;                                                              \
  *a##_field = temp;                                                            \
                                                                                \
  return NS_OK;                                                                 \
}

ICCCONTACT_IMPL_GET_CONTACT_FIELD(Names)
ICCCONTACT_IMPL_GET_CONTACT_FIELD(Numbers)
ICCCONTACT_IMPL_GET_CONTACT_FIELD(Emails)

#undef ICCCONTACT_GET_CONTACT_FIELD