//
//  NBPhoneNumber.m
//  libPhoneNumber
//
//

#import "NBPhoneNumber.h"
#import "NBPhoneNumberDefines.h"

@implementation NBPhoneNumber

- (instancetype)init {
  self = [super init];

  if (self) {
    self.nationalNumber = @-1;
    self.countryCode = @-1;
    self.numberOfLeadingZeros = @(1);
  }

  return self;
}

- (void)clearCountryCodeSource {
  [self setCountryCodeSource:nil];
}

- (NBECountryCodeSource)getCountryCodeSourceOrDefault {
  if (nil == self.countryCodeSource) {
    return NBECountryCodeSourceFROM_NUMBER_WITH_PLUS_SIGN;
  }

  return [self.countryCodeSource integerValue];
}

- (NSUInteger)hash {
  // See https://stackoverflow.com/questions/4948780/magic-number-in-boosthash-combine
  NSUInteger hash = self.countryCode.hash;
  hash ^= self.nationalNumber.hash + 0x9e3779b9 + (hash << 6) + (hash >> 2);
  hash ^= self.numberOfLeadingZeros.hash + 0x9e3779b9 + (hash << 6) + (hash >> 2);
  hash ^= self.extension.hash + 0x9e3779b9 + (hash << 6) + (hash >> 2);
  return hash;
}

- (BOOL)isEqual:(id)object {
  if (![object isKindOfClass:[NBPhoneNumber class]]) {
    return NO;
  }

  NBPhoneNumber *other = object;
  return ([self.countryCode isEqualToNumber:other.countryCode]) &&
         ([self.nationalNumber isEqualToNumber:other.nationalNumber]) &&
         (self.italianLeadingZero == other.italianLeadingZero) &&
         ([self.numberOfLeadingZeros isEqualToNumber:other.numberOfLeadingZeros]) &&
         ((self.extension == nil && other.extension == nil) ||
          [self.extension isEqualToString:other.extension]);
}

- (id)copyWithZone:(NSZone *)zone {
  NBPhoneNumber *phoneNumberCopy = [[NBPhoneNumber allocWithZone:zone] init];

  phoneNumberCopy.countryCode = [self.countryCode copy];
  phoneNumberCopy.nationalNumber = [self.nationalNumber copy];
  phoneNumberCopy.extension = [self.extension copy];
  phoneNumberCopy.italianLeadingZero = self.italianLeadingZero;
  phoneNumberCopy.numberOfLeadingZeros = [self.numberOfLeadingZeros copy];
  phoneNumberCopy.rawInput = [self.rawInput copy];
  phoneNumberCopy.countryCodeSource = [self.countryCodeSource copy];
  phoneNumberCopy.preferredDomesticCarrierCode = [self.preferredDomesticCarrierCode copy];

  return phoneNumberCopy;
}

- (instancetype)initWithCoder:(NSCoder *)coder {
  if (self = [super init]) {
    self.countryCode = [coder decodeObjectForKey:@"countryCode"];
    self.nationalNumber = [coder decodeObjectForKey:@"nationalNumber"];
    self.extension = [coder decodeObjectForKey:@"extension"];
    self.italianLeadingZero = [[coder decodeObjectForKey:@"italianLeadingZero"] boolValue];
    self.numberOfLeadingZeros = [coder decodeObjectForKey:@"numberOfLeadingZeros"];
    self.rawInput = [coder decodeObjectForKey:@"rawInput"];
    self.countryCodeSource = [coder decodeObjectForKey:@"countryCodeSource"];
    self.preferredDomesticCarrierCode = [coder decodeObjectForKey:@"preferredDomesticCarrierCode"];
  }
  return self;
}

- (void)encodeWithCoder:(NSCoder *)coder {
  [coder encodeObject:self.countryCode forKey:@"countryCode"];
  [coder encodeObject:self.nationalNumber forKey:@"nationalNumber"];
  [coder encodeObject:self.extension forKey:@"extension"];
  [coder encodeObject:[NSNumber numberWithBool:self.italianLeadingZero]
               forKey:@"italianLeadingZero"];
  [coder encodeObject:self.numberOfLeadingZeros forKey:@"numberOfLeadingZeros"];
  [coder encodeObject:self.rawInput forKey:@"rawInput"];
  [coder encodeObject:self.countryCodeSource forKey:@"countryCodeSource"];
  [coder encodeObject:self.preferredDomesticCarrierCode forKey:@"preferredDomesticCarrierCode"];
}

- (NSString *)description {
  return [NSString stringWithFormat:
                       @" - countryCode[%@], nationalNumber[%@], extension[%@], "
                       @"italianLeadingZero[%@], numberOfLeadingZeros[%@], rawInput[%@] "
                       @"countryCodeSource[%@] preferredDomesticCarrierCode[%@]",
                       self.countryCode, self.nationalNumber, self.extension,
                       self.italianLeadingZero ? @"Y" : @"N", self.numberOfLeadingZeros,
                       self.rawInput, self.countryCodeSource, self.preferredDomesticCarrierCode];
}

@end