//
//  YMRoomGiftAnimationParser.m
//  YUMI
//
//  Created by YUMI on 2022/3/17.
//

#import "XPRoomGiftAnimationParser.h"
#import <zlib.h>
#import <SSZipArchive/SSZipArchive.h>
#import <CommonCrypto/CommonDigest.h>
#import <AFNetworking.h>
#import "GCDHelper.h"

@implementation XPRoomGiftAnimationParser



- (void)parseWithURL:(nonnull NSString *)URL
     completionBlock:(void ( ^ _Nonnull )(NSString * _Nullable videoUrl))completionBlock
        failureBlock:(void ( ^ _Nullable)(NSError * _Nullable error))failureBlock {
    [self parseWithURLRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:URL] cachePolicy:NSURLRequestReturnCacheDataElseLoad timeoutInterval:20.0]
    completionBlock:completionBlock
       failureBlock:failureBlock];
}

- (void)parseWithURLRequest:(NSURLRequest *)URLRequest completionBlock:(void (^)(NSString * _Nullable))completionBlock failureBlock:(void (^)(NSError * _Nullable))failureBlock {
    if (URLRequest.URL == nil) {
        if (failureBlock) {
            [[NSOperationQueue mainQueue] addOperationWithBlock:^{
                failureBlock([NSError errorWithDomain:@"vapParser" code:411 userInfo:@{NSLocalizedDescriptionKey: @"URL cannot be nil."}]);
            }];
        }
        return;
    }
    if ([[NSFileManager defaultManager] fileExistsAtPath:[self cacheDirectory:[self cacheKey:URLRequest.URL]]]) {
        if (completionBlock) {
            [[NSOperationQueue mainQueue] addOperationWithBlock:^{
                completionBlock([self cacheDirectory:[self cacheKey:URLRequest.URL]]);
            }];
        }
        return;
    }
    [[[AFHTTPSessionManager manager] downloadTaskWithRequest:URLRequest progress:^(NSProgress * _Nonnull downloadProgress) {
        } destination:^NSURL * _Nonnull(NSURL * _Nonnull targetPath, NSURLResponse * _Nonnull response) {
            return [NSURL fileURLWithPath:[self cacheDirectory:[self cacheKey:URLRequest.URL]]];
        } completionHandler:^(NSURLResponse * _Nonnull response, NSURL * _Nullable filePath, NSError * _Nullable error) {
            if (!error) {
                [[NSOperationQueue mainQueue] addOperationWithBlock:^{
                    NSString *str;
                    if ([filePath.absoluteString hasPrefix:@"file:///"]) {
                        str = [filePath.absoluteString stringByReplacingOccurrencesOfString:@"file://" withString:@""];
                    } else {
                        str = filePath.absoluteString;
                    }
                    completionBlock(str);
                }];
            } else {
                [[NSOperationQueue mainQueue] addOperationWithBlock:^{
                    completionBlock(nil);
                }];
            }
        }] resume];
}

- (void)clearCache:(nonnull NSString *)cacheKey {
    NSString *cacheDir = [self cacheDirectory:cacheKey];
    [[NSFileManager defaultManager] removeItemAtPath:cacheDir error:NULL];
}

- (nonnull NSString *)cacheKey:(NSURL *)URL {
    return [self MD5String:URL.absoluteString];
}

- (nullable NSString *)cacheDirectory:(NSString *)cacheKey {
    NSString *cacheDir = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) firstObject];
    return [cacheDir stringByAppendingFormat:@"/%@.mp4", cacheKey];
}

- (NSString *)MD5String:(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