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#import "MWMUGCViewModel.h"
#import "MWMPlacePageData.h"
#import "SwiftBridge.h"
#include "ugc/types.hpp"
#include <chrono>
using namespace place_page;
namespace
{
NSArray<MWMUGCRatingStars *> * starsRatings(ugc::Ratings const & ratings)
{
NSMutableArray<MWMUGCRatingStars *> * mwmRatings = [@[] mutableCopy];
for (auto const & rec : ratings)
[mwmRatings addObject:[[MWMUGCRatingStars alloc] initWithTitle:@(rec.m_key.m_key.c_str())
value:rec.m_value
maxValue:5]];
return [mwmRatings copy];
}
MWMUGCRatingValueType * ratingValueType(float rating)
{
return [[MWMUGCRatingValueType alloc]
initWithValue:@(rating::GetRatingFormatted(rating).c_str())
type:[MWMPlacePageData ratingValueType:rating::GetImpress(rating)]];
}
} // namespace
@interface MWMUGCViewModel ()
@property(copy, nonatomic) MWMVoidBlock refreshCallback;
@end
@implementation MWMUGCViewModel
{
ugc::UGC m_ugc;
ugc::UGCUpdate m_ugcUpdate;
std::vector<ugc::view_model::ReviewRow> m_reviewRows;
}
- (instancetype)initWithUGC:(ugc::UGC const &)ugc update:(ugc::UGCUpdate const &)update
{
self = [super init];
if (self)
{
m_ugc = ugc;
m_ugcUpdate = update;
[self fillReviewRows];
}
return self;
}
- (void)fillReviewRows
{
using namespace ugc::view_model;
m_reviewRows.clear();
if (!m_ugcUpdate.IsEmpty())
m_reviewRows.push_back(ReviewRow::YourReview);
if (m_ugc.IsEmpty())
return;
auto const reviewsSize = m_ugc.m_reviews.size();
auto constexpr kMaxSize = 3;
if (reviewsSize > kMaxSize)
{
m_reviewRows.insert(m_reviewRows.end(), kMaxSize, ReviewRow::Review);
m_reviewRows.push_back(ReviewRow::MoreReviews);
}
else
{
m_reviewRows.insert(m_reviewRows.end(), reviewsSize, ReviewRow::Review);
}
}
- (BOOL)isUGCEmpty { return static_cast<BOOL>(m_ugc.IsEmpty()); }
- (BOOL)isUGCUpdateEmpty { return static_cast<BOOL>(m_ugcUpdate.IsEmpty()); }
- (NSUInteger)ratingCellsCount { return 1; }
- (NSUInteger)addReviewCellsCount { return 1; }
- (NSUInteger)totalReviewsCount { return static_cast<NSUInteger>(m_ugc.m_basedOn); }
- (MWMUGCRatingValueType *)summaryRating { return ratingValueType(m_ugc.m_totalRating); }
- (NSArray<MWMUGCRatingStars *> *)ratings { return starsRatings(m_ugc.m_ratings); }
- (std::vector<ugc::view_model::ReviewRow> const &)reviewRows { return m_reviewRows; }
#pragma mark - MWMReviewsViewModelProtocol
- (NSInteger)numberOfReviews { return m_ugc.m_reviews.size() + !self.isUGCUpdateEmpty; }
- (id<MWMReviewProtocol> _Nonnull)reviewWithIndex:(NSInteger)index
{
auto idx = index;
NSAssert(idx >= 0, @"Invalid index");
if (!self.isUGCUpdateEmpty)
{
if (idx == 0)
{
auto const & review = m_ugcUpdate;
return [[MWMUGCYourReview alloc]
initWithDate:[self reviewDate:review.m_time]
text:@(review.m_text.m_text.c_str())
ratings:starsRatings(review.m_ratings)];
}
idx -= 1;
}
NSAssert(idx < m_ugc.m_reviews.size(), @"Invalid index");
auto const & review = m_ugc.m_reviews[idx];
return [[MWMUGCReview alloc]
initWithTitle:@(review.m_author.c_str())
date:[self reviewDate:review.m_time]
text:@(review.m_text.m_text.c_str())
rating:ratingValueType(review.m_rating)];
}
#pragma mark - Propertis
- (NSString *)reviewDate:(ugc::Time const &) time
{
using namespace std::chrono;
auto reviewDate = [NSDate dateWithTimeIntervalSince1970:duration_cast<seconds>(time.time_since_epoch()).count()];
auto formatter = [[NSDateFormatter alloc] init];
formatter.dateStyle = NSDateFormatterLongStyle;
formatter.timeStyle = NSDateFormatterNoStyle;
return [formatter stringFromDate:reviewDate];
}
@end
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