//
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// TZImageManager.h
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// TZImagePickerController
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//
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// Created by 谭真 on 16/1/4.
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// Copyright © 2016年 谭真. All rights reserved.
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// 图片资源获取管理类
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#import <Foundation/Foundation.h>
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#import <UIKit/UIKit.h>
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#import <AVFoundation/AVFoundation.h>
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#import <Photos/Photos.h>
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#import "TZAssetModel.h"
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@class TZAlbumModel,TZAssetModel;
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@protocol TZImagePickerControllerDelegate;
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@interface TZImageManager : NSObject
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@property (nonatomic, strong) PHCachingImageManager *cachingImageManager;
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+ (instancetype)manager NS_SWIFT_NAME(default());
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+ (void)deallocManager;
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@property (weak, nonatomic) id<TZImagePickerControllerDelegate> pickerDelegate;
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@property (nonatomic, assign) BOOL shouldFixOrientation;
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/// Default is 600px / 默认600像素宽
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@property (nonatomic, assign) CGFloat photoPreviewMaxWidth;
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/// The pixel width of output image, Default is 828px / 导出图片的宽度，默认828像素宽
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@property (nonatomic, assign) CGFloat photoWidth;
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/// Default is 4, Use in photos collectionView in TZPhotoPickerController
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/// 默认4列, TZPhotoPickerController中的照片collectionView
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@property (nonatomic, assign) NSInteger columnNumber;
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/// Sort photos ascending by modificationDate，Default is YES
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/// 对照片排序，按修改时间升序，默认是YES。如果设置为NO,最新的照片会显示在最前面，内部的拍照按钮会排在第一个
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@property (nonatomic, assign) BOOL sortAscendingByModificationDate;
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/// Minimum selectable photo width, Default is 0
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/// 最小可选中的图片宽度，默认是0，小于这个宽度的图片不可选中
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@property (nonatomic, assign) NSInteger minPhotoWidthSelectable;
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@property (nonatomic, assign) NSInteger minPhotoHeightSelectable;
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@property (nonatomic, assign) BOOL hideWhenCanNotSelect;
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/// Return YES if Authorized 返回YES如果得到了授权
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- (BOOL)authorizationStatusAuthorized;
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+ (NSInteger)authorizationStatus;
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- (void)requestAuthorizationWithCompletion:(void (^)(void))completion;
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/// Get Album 获得相册/相册数组
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- (void)getCameraRollAlbum:(BOOL)allowPickingVideo allowPickingImage:(BOOL)allowPickingImage needFetchAssets:(BOOL)needFetchAssets completion:(void (^)(TZAlbumModel *model))completion;
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- (void)getAllAlbums:(BOOL)allowPickingVideo allowPickingImage:(BOOL)allowPickingImage needFetchAssets:(BOOL)needFetchAssets completion:(void (^)(NSArray<TZAlbumModel *> *models))completion;
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/// Get Assets 获得Asset数组
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- (void)getAssetsFromFetchResult:(id)result completion:(void (^)(NSArray<TZAssetModel *> *models))completion;
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- (void)getAssetsFromFetchResult:(id)result allowPickingVideo:(BOOL)allowPickingVideo allowPickingImage:(BOOL)allowPickingImage completion:(void (^)(NSArray<TZAssetModel *> *models))completion;
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- (void)getAssetFromFetchResult:(id)result atIndex:(NSInteger)index allowPickingVideo:(BOOL)allowPickingVideo allowPickingImage:(BOOL)allowPickingImage completion:(void (^)(TZAssetModel *model))completion;
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/// Get photo 获得照片
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- (void)getPostImageWithAlbumModel:(TZAlbumModel *)model completion:(void (^)(UIImage *postImage))completion;
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- (int32_t)getPhotoWithAsset:(id)asset completion:(void (^)(UIImage *photo,NSDictionary *info,BOOL isDegraded))completion;
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- (int32_t)getPhotoWithAsset:(id)asset photoWidth:(CGFloat)photoWidth completion:(void (^)(UIImage *photo,NSDictionary *info,BOOL isDegraded))completion;
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- (int32_t)getPhotoWithAsset:(id)asset completion:(void (^)(UIImage *photo,NSDictionary *info,BOOL isDegraded))completion progressHandler:(void (^)(double progress, NSError *error, BOOL *stop, NSDictionary *info))progressHandler networkAccessAllowed:(BOOL)networkAccessAllowed;
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- (int32_t)getPhotoWithAsset:(id)asset photoWidth:(CGFloat)photoWidth completion:(void (^)(UIImage *photo,NSDictionary *info,BOOL isDegraded))completion progressHandler:(void (^)(double progress, NSError *error, BOOL *stop, NSDictionary *info))progressHandler networkAccessAllowed:(BOOL)networkAccessAllowed;
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- (int32_t)requestImageDataForAsset:(id)asset completion:(void (^)(NSData *imageData, NSString *dataUTI, UIImageOrientation orientation, NSDictionary *info))completion progressHandler:(void (^)(double progress, NSError *error, BOOL *stop, NSDictionary *info))progressHandler;
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/// Get full Image 获取原图
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/// 如下两个方法completion一般会调多次，一般会先返回缩略图，再返回原图(详见方法内部使用的系统API的说明)，如果info[PHImageResultIsDegradedKey] 为 YES，则表明当前返回的是缩略图，否则是原图。
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- (void)getOriginalPhotoWithAsset:(id)asset completion:(void (^)(UIImage *photo,NSDictionary *info))completion;
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- (void)getOriginalPhotoWithAsset:(id)asset newCompletion:(void (^)(UIImage *photo,NSDictionary *info,BOOL isDegraded))completion;
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// 该方法中，completion只会走一次
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- (void)getOriginalPhotoDataWithAsset:(id)asset completion:(void (^)(NSData *data,NSDictionary *info,BOOL isDegraded))completion;
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/// Save photo 保存照片
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- (void)savePhotoWithImage:(UIImage *)image completion:(void (^)(NSError *error))completion;
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- (void)savePhotoWithImage:(UIImage *)image location:(CLLocation *)location completion:(void (^)(NSError *error))completion;
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/// Save video 保存视频
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- (void)saveVideoWithUrl:(NSURL *)url completion:(void (^)(NSError *error))completion;
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- (void)saveVideoWithUrl:(NSURL *)url location:(CLLocation *)location completion:(void (^)(NSError *error))completion;
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/// Get video 获得视频
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- (void)getVideoWithAsset:(id)asset completion:(void (^)(AVPlayerItem * playerItem, NSDictionary * info))completion;
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- (void)getVideoWithAsset:(id)asset progressHandler:(void (^)(double progress, NSError *error, BOOL *stop, NSDictionary *info))progressHandler completion:(void (^)(AVPlayerItem *, NSDictionary *))completion;
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/// Export video 导出视频 presetName: 预设名字，默认值是AVAssetExportPreset640x480
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- (void)getVideoOutputPathWithAsset:(id)asset success:(void (^)(NSString *outputPath))success failure:(void (^)(NSString *errorMessage, NSError *error))failure;
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- (void)getVideoOutputPathWithAsset:(id)asset presetName:(NSString *)presetName success:(void (^)(NSString *outputPath))success failure:(void (^)(NSString *errorMessage, NSError *error))failure;
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/// Deprecated, Use -getVideoOutputPathWithAsset:failure:success:
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- (void)getVideoOutputPathWithAsset:(id)asset completion:(void (^)(NSString *outputPath))completion __attribute__((deprecated("Use -getVideoOutputPathWithAsset:failure:success:")));
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/// Get photo bytes 获得一组照片的大小
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- (void)getPhotosBytesWithArray:(NSArray *)photos completion:(void (^)(NSString *totalBytes))completion;
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/// Judge is a assets array contain the asset 判断一个assets数组是否包含这个asset
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- (BOOL)isAssetsArray:(NSArray *)assets containAsset:(id)asset;
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- (NSString *)getAssetIdentifier:(id)asset;
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- (BOOL)isCameraRollAlbum:(id)metadata;
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/// 检查照片大小是否满足最小要求
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- (BOOL)isPhotoSelectableWithAsset:(id)asset;
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- (CGSize)photoSizeWithAsset:(id)asset;
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/// 修正图片转向
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- (UIImage *)fixOrientation:(UIImage *)aImage;
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/// 获取asset的资源类型
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- (TZAssetModelMediaType)getAssetType:(id)asset;
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/// 缩放图片至新尺寸
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- (UIImage *)scaleImage:(UIImage *)image toSize:(CGSize)size;
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@end
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//@interface TZSortDescriptor : NSSortDescriptor
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//
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//@end
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