/*

 Copyright (C) 2017 Apple Inc. All Rights Reserved.

 See LICENSE.txt for this sample’s licensing information

 Abstract:

 Object to describe a photo in this app: a wrapper for CKRecord

 */

#import "CloudPhoto.h"

#import "APLCloudManager.h"

#import "AppDelegate.h"

@implementation CloudPhoto

- (id)initWithRecord:(CKRecord *)record

{

    self = [super init];

    if (self != nil)

    {

        _cloudRecord = record;

        _isMyPhoto = [CloudManager isMyRecord:self.cloudRecord.creatorUserRecordID];

        _distanceFromUser = -1;

    }

    return self;

}

- (BOOL)isPhotoNearMe

{

    return self.distanceFromUser < kNearMeDistance && self.distanceFromUser != -1;

}

- (BOOL)isRecentPhoto

{

    NSCalendar *calendar = [NSCalendar currentCalendar];

    NSDate *date1 = [NSDate date];

    NSDate *date2 = [calendar startOfDayForDate:self.photoDate];

    NSDateComponents *components = [calendar components:NSCalendarUnitDay fromDate:date2 toDate:date1 options:0];

    return components.day <= 5; // recent within last 5 days}

}

// TITLE

- (NSString *)getPhotoTitle

{

    return self.cloudRecord[[APLCloudManager PhotoTitleAttribute]];

}

- (void)setPhotoTitle:(NSString *)title

{

    self.cloudRecord[[APLCloudManager PhotoTitleAttribute]] = title;

}

// DATE

- (NSString *)getPhotoDate

{

    return self.cloudRecord[[APLCloudManager PhotoDateAttribute]];

}

- (void)setPhotoDate:(NSDate *)date

{

    self.cloudRecord[[APLCloudManager PhotoDateAttribute]] = date;

}

// LOCATION

- (CLLocation *)getPhotoLocation

{

    return self.cloudRecord[[APLCloudManager PhotoLocationAttribute]];

}

- (void)setPhotoLocation:(CLLocation *)location

{

    self.cloudRecord[[APLCloudManager PhotoLocationAttribute]] = location;

}

// IMAGE

- (UIImage *)getPhotoImage

{

    CKAsset *photoAsset = self.cloudRecord[[APLCloudManager PhotoAssetAttribute]];

    UIImage *imageData = [UIImage imageWithContentsOfFile: photoAsset.fileURL.path];

    return imageData;

}

- (void)setPhotoImage:(NSURL *)imageURL

{

    CKAsset *asset = [[CKAsset alloc] initWithFileURL:imageURL];

    self.cloudRecord[[APLCloudManager PhotoAssetAttribute]] = asset;

}

// OWNER

// asynchronously fetches the owner of a given photo, and uses the completion handler to return it back

- (void)photoOwner:(void (^)(NSString *owner))completionHandler

{

    [UIApplication sharedApplication].networkActivityIndicatorVisible = YES;

    [CloudManager fetchUserNameFromRecordID:self.cloudRecord.creatorUserRecordID completionHandler:^(NSString *familyName) {

        [UIApplication sharedApplication].networkActivityIndicatorVisible = NO;

        completionHandler(familyName);

    }];

}

@end