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SweetParty/常用工具/svga缓存类/AOESVGAEntity.h

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+//
+//  AOESVGAEntity.h
+//  AOESVGASimple
+//
+//  Created by 夏宁忠 on 2018/3/9.
+//  Copyright © 2018年 夏宁忠. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+#import <UIKit/UIKit.h>
+
+@interface AOESVGAEntity : NSObject
+
+/**
+ svga文件版本:如果存在本地存储，可能出现URL相同但服务端文件已经更新
+ */
+@property (nonatomic, strong)NSString *svga_version;
+
+/**
+ SVGA URL 网络/本地
+ */
+@property (nonatomic, strong)NSString *svga_url;
+
+/**
+ SVGA 标题
+ */
+@property (nonatomic, strong)NSString *svga_title;
+
+/**
+ SVGA 描述
+ */
+@property (nonatomic, strong)NSString *svga_description;
+
+/**
+ SVGA 基于父视图的位置
+ */
+@property (nonatomic, assign)CGRect svga_forSupviewRect;
+
+/**
+ SVGA 显示的父视图
+ */
+@property (nonatomic, strong)id superView;
+
+
+@end

SweetParty/常用工具/svga缓存类/AOESVGAEntity.m

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+//
+//  AOESVGAEntity.m
+//  AOESVGASimple
+//
+//  Created by 夏宁忠 on 2018/3/9.
+//  Copyright © 2018年 夏宁忠. All rights reserved.
+//
+
+#import "AOESVGAEntity.h"
+
+@implementation AOESVGAEntity
+
+@end

SweetParty/常用工具/svga缓存类/AOESVGAQueue.h

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+//
+//  AOESVGAQueue.h
+//  AOESVGASimple
+//
+//  Created by 夏宁忠 on 2018/3/9.
+//  Copyright © 2018年 夏宁忠. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+#import "AOESVGAEntity.h"
+
+@interface AOESVGAQueue : NSObject
+
+/**
+ 是否开启本地存储
+ */
+@property (nonatomic, assign)BOOL isMemory;
+
+/**
+ 添加动画进队列
+
+ @param entity 动画信息对象
+ */
+-(void)addSVGAInQueue:(AOESVGAEntity *)entity;
+
+@end

SweetParty/常用工具/svga缓存类/AOESVGAQueue.m

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+//
+//  AOESVGAQueue.m
+//  AOESVGASimple
+//
+//  Created by 夏宁忠 on 2018/3/9.
+//  Copyright © 2018年 夏宁忠. All rights reserved.
+//
+
+#import "AOESVGAQueue.h"
+
+#if __has_include(<SVGAPlayer/SVGA.h>)
+#import <SVGAPlayer/SVGA.h>
+#elif __has_include("SVGAPlayer/SVGA.h")
+#import "SVGAPlayer/SVGA.h"
+#else
+#import "SVGA.h"
+#endif
+
+#import "SVGAParser+AOESVGAMemory.h"
+
+@interface AOESVGAQueue ()<SVGAPlayerDelegate>
+
+@property (nonatomic, strong)NSOperationQueue *queue;
+
+@property (nonatomic, strong) SVGAPlayer *aPlayer;
+@property (nonatomic, strong) SVGAParser *parser;
+
+@end
+
+@implementation AOESVGAQueue
+
+-(void)addSVGAInQueue:(AOESVGAEntity *)entity{
+    
+    __weak typeof(self)weakSelf = self;
+    [self.queue addOperationWithBlock:^{
+        
+        //暂停当前队列操作,SVGAParser 内部也会进入队列异步等，防止当前动画被后续动画覆盖
+        [weakSelf.queue setSuspended:YES];
+        
+        //更新UI 需要执行到主线程
+        dispatch_async(dispatch_get_main_queue(), ^{
+
+            [weakSelf playSVGA:entity];
+        });
+    }];
+}
+
+-(void)playSVGA:(AOESVGAEntity *)entity{
+    
+    self.aPlayer.frame = entity.svga_forSupviewRect;
+    [entity.superView addSubview:self.aPlayer];
+    
+    __weak typeof(self)weakSelf = self;
+    
+    if (self.isMemory == YES) {
+        
+        [self.parser parseMemoryWithURL:[NSURL URLWithString:entity.svga_url] Version:entity.svga_version completionBlock:^(SVGAVideoEntity * _Nullable videoItem) {
+            
+            if (videoItem != nil) {
+                
+                weakSelf.aPlayer.videoItem = videoItem;
+                [weakSelf.aPlayer startAnimation];
+            }
+            
+        } failureBlock:nil];
+    }else{
+        
+        [self.parser parseWithURL:[NSURL URLWithString:entity.svga_url] completionBlock:^(SVGAVideoEntity * _Nullable videoItem) {
+            
+            if (videoItem != nil) {
+                
+                weakSelf.aPlayer.videoItem = videoItem;
+                [weakSelf.aPlayer startAnimation];
+            }
+            
+        } failureBlock:nil];
+    }
+}
+
+#pragma mark - <SVGAPlayerDelegate>
+-(void)svgaPlayerDidFinishedAnimation:(SVGAPlayer *)player{
+    
+    //开启队列执行下一个动画
+    [self.queue setSuspended:NO];
+    
+    if (self.queue.operations.count==0) {
+        
+        //从父视图移除SVGAPlayer 防止按钮遮挡
+        [self.aPlayer removeFromSuperview];
+    }
+}
+
+#pragma mark - dealloc
+-(void)dealloc{
+    
+    NSLog(@"AOESVGAQueue dealloc");
+}
+
+#pragma mark - setter/getter
+-(SVGAPlayer *)aPlayer{
+    
+    if (!_aPlayer) {
+        
+        _aPlayer = [[SVGAPlayer alloc]init];
+        _aPlayer.delegate = self;
+        _aPlayer.loops = 1;
+        _aPlayer.clearsAfterStop = YES;
+    }
+    
+    return _aPlayer;
+}
+
+-(SVGAParser *)parser{
+    
+    if (!_parser) {
+        
+        _parser = [[SVGAParser alloc]init];
+    }
+    
+    return _parser;
+}
+
+-(NSOperationQueue *)queue{
+    
+    if (!_queue) {
+        
+        _queue = [[NSOperationQueue alloc]init];
+        _queue.maxConcurrentOperationCount = 1;
+    }
+    
+    return _queue;
+}
+
+@end

SweetParty/常用工具/svga缓存类/SVGAParser+AOESVGAMemory.h

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+//
+//  SVGAParser+AOESVGAMemory.h
+//  AOESVGASimple
+//
+//  Created by 夏宁忠 on 2018/3/9.
+//  Copyright © 2018年 夏宁忠. All rights reserved.
+//
+
+#if __has_include(<SVGAPlayer/SVGAParser.h>)
+#import <SVGAPlayer/SVGAParser.h>
+#elif __has_include("SVGAPlayer/SVGAParser.h")
+#import "SVGAPlayer/SVGAParser.h"
+#else
+#import "SVGAParser.h"
+#endif
+
+#define AOESVGAMemoryDir @"SVGA" //设置Document 下SVGA文件存储路径
+
+@interface SVGAParser (AOESVGAMemory)
+
+/**
+ 通过url加载svga动画,设置svga文件存储
+
+ @param URL url
+ @param completionBlock 成功回调
+ @param failureBlock 失败回调
+ */
+- (void)parseMemoryWithURL:(nonnull NSURL *)URL
+                   Version:(NSString *_Nullable)version
+           completionBlock:(void ( ^ _Nonnull )(SVGAVideoEntity * _Nullable videoItem))completionBlock
+              failureBlock:(void ( ^ _Nullable)(NSError * _Nullable error))failureBlock;
+
+/**
+ 本地存储大小
+
+ @param sucBlock size k
+ */
++ (void)memoryAllSzie:(void (^ _Nullable)(NSUInteger size))sucBlock;
+
+/**
+ 移除所有本地的SVGA相关文件
+ */
++ (void)removeAllMemorySvgas:(void ( ^ _Nullable)(BOOL suc))sucBlock;
+
+@end

SweetParty/常用工具/svga缓存类/SVGAParser+AOESVGAMemory.m

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+//
+//  SVGAParser+AOESVGAMemory.m
+//  AOESVGASimple
+//
+//  Created by 夏宁忠 on 2018/3/9.
+//  Copyright © 2018年 夏宁忠. All rights reserved.
+//
+
+#import "SVGAParser+AOESVGAMemory.h"
+#import <CommonCrypto/CommonDigest.h>
+
+@implementation SVGAParser (AOESVGAMemory)
+
+-(void)parseMemoryWithURL:(NSURL *)URL Version:(NSString * _Nullable)version completionBlock:(void (^ _Nonnull)(SVGAVideoEntity * _Nullable))completionBlock failureBlock:(void (^ _Nullable)(NSError * _Nullable))failureBlock{
+    
+    NSFileManager * fileMgr = [NSFileManager defaultManager];
+    
+    NSString *dir = [self memorySVGADir:URL];
+    NSString * svgaFilePath = [dir stringByAppendingString:[NSString stringWithFormat:@"/%@.svga",[self MD5StringExt:URL.absoluteString]]];
+    NSString * versionFilePath = [dir stringByAppendingString:@"/version.text"];
+    
+    if ([fileMgr fileExistsAtPath:svgaFilePath]) { //存在
+        
+        //检测版本文件是否存在，如果存在version文件 对比version
+        if ([fileMgr fileExistsAtPath:versionFilePath]) {
+            
+            NSString * versionStr = [NSString stringWithContentsOfFile:versionFilePath encoding:NSUTF8StringEncoding error:nil];
+            if ([versionStr isEqualToString:version]) {
+                
+                //读取本地
+                NSURL * locationUrl = [NSURL fileURLWithPath:svgaFilePath];
+                [self parseWithURL:locationUrl completionBlock:^(SVGAVideoEntity * _Nullable videoItem) {
+                    
+                    if (completionBlock) {
+                        
+                        [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                            
+                            completionBlock(videoItem);
+                        }];
+                    }
+                    
+                } failureBlock:^(NSError * _Nullable error) {
+                    
+                    if (failureBlock) {
+                        
+                        [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                            
+                            failureBlock(error);
+                        }];
+                    }
+                }];
+  
+            }else{ //版本不一致
+                
+                //重新下载然后加载
+                //不存在version文件 重新下载svga，并创建version文件 写入版本号
+                [[[NSURLSession sharedSession] dataTaskWithURL:URL completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
+                    if (error == nil && data != nil) {
+                        
+                        [self parseWithURL:URL completionBlock:^(SVGAVideoEntity * _Nullable videoItem) {
+                            
+                            if (completionBlock) {
+                                
+                                [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                                    
+                                    completionBlock(videoItem);
+                                }];
+                            }
+                            
+                        } failureBlock:^(NSError * _Nullable error) {
+                            
+                            if (failureBlock) {
+                                
+                                [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                                    
+                                    failureBlock(error);
+                                }];
+                            }
+                        }];
+                        
+                        dispatch_async(dispatch_get_global_queue(0, 0), ^{
+                           
+                            //svga写入文件
+                            BOOL svgaWrite = [data writeToFile:svgaFilePath atomically:YES];
+                            if (svgaWrite == NO) {
+                                
+                                [fileMgr removeItemAtPath:svgaFilePath error:nil];
+                            }
+                            
+                            //版本写入文件
+                            NSString * svga_version = (version && ![version isEqualToString:@""]) ? version : @"0";
+                            BOOL versionWrite = [svga_version writeToFile:versionFilePath atomically:YES encoding:NSUTF8StringEncoding error:nil];
+                            if (versionWrite == NO) {
+                                
+                                [fileMgr removeItemAtPath:versionFilePath error:nil];
+                            }
+                        });
+                        
+                    }else {
+                        if (failureBlock) {
+                            
+                            [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                                failureBlock(error);
+                            }];
+                        }
+                    }
+                }] resume];
+            }
+        }else{
+            
+            //不存在version文件 重新下载svga，并创建version文件 写入版本号
+            [[[NSURLSession sharedSession] dataTaskWithURL:URL completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
+                if (error == nil && data != nil) {
+                    
+                    [self parseWithURL:URL completionBlock:^(SVGAVideoEntity * _Nullable videoItem) {
+                        
+                        if (completionBlock) {
+                            
+                            [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                                
+                                completionBlock(videoItem);
+                            }];
+                        }
+                        
+                    } failureBlock:^(NSError * _Nullable error) {
+                        
+                        if (failureBlock) {
+                            
+                            [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                                
+                                failureBlock(error);
+                            }];
+                        }
+                    }];
+                    
+                    dispatch_async(dispatch_get_global_queue(0, 0), ^{
+                        
+                        //svga写入文件
+                        BOOL svgaWrite = [data writeToFile:svgaFilePath atomically:YES];
+                        if (svgaWrite == NO) {
+                            
+                            [fileMgr removeItemAtPath:svgaFilePath error:nil];
+                        }
+                        
+                        //版本写入文件
+                        NSString * svga_version = (version && ![version isEqualToString:@""]) ? version : @"0";
+                        //检测是否存在Version文件,如果没有创建并写入
+                        if (![fileMgr fileExistsAtPath:versionFilePath]) {
+                            
+                            [fileMgr createFileAtPath:versionFilePath contents:nil attributes:nil];
+                        }
+                        BOOL versionWrite = [svga_version writeToFile:versionFilePath atomically:YES encoding:NSUTF8StringEncoding error:nil];
+                        if (versionWrite == NO) {
+                            
+                            [fileMgr removeItemAtPath:versionFilePath error:nil];
+                        }
+                    });
+                    
+                }else {
+                    if (failureBlock) {
+                        
+                        [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                            failureBlock(error);
+                        }];
+                    }
+                }
+            }] resume];
+            
+        }
+        
+        return;
+    }
+    
+    //不存在svga 下载svga动画
+    //svga写入文件下载 写入
+    [[[NSURLSession sharedSession] dataTaskWithURL:URL completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
+        if (error == nil && data != nil) {
+            
+            [self parseWithURL:URL completionBlock:^(SVGAVideoEntity * _Nullable videoItem) {
+               
+                if (completionBlock) {
+                    
+                    [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                        
+                        completionBlock(videoItem);
+                    }];
+                }
+                
+            } failureBlock:^(NSError * _Nullable error) {
+                
+                if (failureBlock) {
+                    
+                    failureBlock(error);
+                }
+            }];
+            
+            dispatch_async(dispatch_get_global_queue(0, 0), ^{
+                
+                //svga写入文件
+                [fileMgr createFileAtPath:svgaFilePath contents:data attributes:nil];
+                
+                //版本写入文件
+                NSString * svga_version = (version && ![version isEqualToString:@""]) ? version : @"0";
+                //检测是否存在Version文件,如果没有创建并写入
+                if (![fileMgr fileExistsAtPath:versionFilePath]) {
+                    
+                    [fileMgr createFileAtPath:versionFilePath contents:nil attributes:nil];
+                }
+                BOOL versionWrite = [svga_version writeToFile:versionFilePath atomically:YES encoding:NSUTF8StringEncoding error:nil];
+                if (versionWrite == NO) {
+                    
+                    [fileMgr removeItemAtPath:versionFilePath error:nil];
+                }
+            });
+            
+        }else {
+            if (failureBlock) {
+                
+                [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+                    failureBlock(error);
+                }];
+            }
+        }
+    }] resume];
+}
+
++(void)memoryAllSzie:(void (^)(NSUInteger))sucBlock{
+    
+    //异步计算
+    dispatch_async(dispatch_get_global_queue(0, 0), ^{
+        
+        NSString *memoryDirPath = [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject] stringByAppendingString:[NSString stringWithFormat:@"/%@",AOESVGAMemoryDir]];
+        NSFileManager *fileManager = [NSFileManager defaultManager];
+        
+        BOOL dir = NO;
+        [fileManager fileExistsAtPath:memoryDirPath isDirectory:&dir];
+        
+        NSUInteger totalByteSize = 0;
+        
+        if (dir) { //存在SVGA文件夹 计算存储
+            
+            NSDirectoryEnumerator *enumerator = [fileManager enumeratorAtPath:memoryDirPath];
+            for (NSString *subpath in enumerator) {
+                // 全路径
+                NSString *fullSubpath = [memoryDirPath stringByAppendingPathComponent:subpath];
+                // 累加文件大小
+                totalByteSize += [fileManager attributesOfItemAtPath:fullSubpath error:nil].fileSize;
+            }
+        }
+        
+        dispatch_async(dispatch_get_main_queue(), ^{
+           
+            if (sucBlock) {
+                
+                sucBlock(totalByteSize);
+            }
+        });
+    });
+}
+
++(void)removeAllMemorySvgas:(void (^)(BOOL))sucBlock{
+    
+    dispatch_async(dispatch_get_global_queue(0, 0), ^{
+       
+        NSString *memoryDirPath = [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject] stringByAppendingString:[NSString stringWithFormat:@"/%@",AOESVGAMemoryDir]];
+        NSFileManager *fileManager = [NSFileManager defaultManager];
+        
+        BOOL dir = NO;
+        [fileManager fileExistsAtPath:memoryDirPath isDirectory:&dir];
+        
+        BOOL isSuccess = NO;
+        if (dir) { //存在文件夹
+            
+            isSuccess = [fileManager removeItemAtPath:memoryDirPath error:nil];
+            
+        }else{
+            
+            isSuccess = YES;
+        }
+        
+        dispatch_async(dispatch_get_main_queue(), ^{
+            if (sucBlock) {
+                
+                sucBlock(isSuccess);
+            }
+        });
+    });
+}
+
+#pragma mark - Private
+//文件夹SVGA 不存在创建
+-(nullable NSString *)memorySVGADir:(NSURL *)url{
+    
+    NSFileManager * fileMgr = [NSFileManager defaultManager];
+    NSString *memoryDir = [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject] stringByAppendingString:[NSString stringWithFormat:@"/%@/%@",AOESVGAMemoryDir,[self MD5StringExt:url.absoluteString]]];
+    
+    BOOL dir = NO;
+    [fileMgr fileExistsAtPath:memoryDir isDirectory:&dir];
+    
+    if (dir == NO) { //创建文件夹
+        
+        [fileMgr createDirectoryAtPath:memoryDir withIntermediateDirectories:YES attributes:nil error:nil];
+    }
+    
+    return memoryDir;
+}
+
+- (NSString *)MD5StringExt:(NSString *)str {
+    
+    const char *cstr = [str UTF8String];
+    unsigned char result[16];
+    CC_MD5(cstr, (CC_LONG)strlen(cstr), result);
+    return [NSString stringWithFormat:
+            @"%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X",
+            result[0], result[1], result[2], result[3],
+            result[4], result[5], result[6], result[7],
+            result[8], result[9], result[10], result[11],
+            result[12], result[13], result[14], result[15]
+            ];
+}
+
+@end