//
//  RQDownloadManager.h
//  TEST
//
//  Created by 张嵘 on 2018/10/22.
//  Copyright © 2018 张嵘. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "RQDownloadHeader.h"

NS_ASSUME_NONNULL_BEGIN

typedef NS_ENUM(NSUInteger, RQOperationType) {
	RQOperationType_startAll,
	RQOperationType_suspendAll ,
	RQOperationType_resumeAll,
	RQOperationType_stopAll
};

#define kRQDownloadManager [RQDownloadManager sharedManager]

@class RQDownloadModel;

@interface RQDownloadManager : NSObject

@property (nonatomic, strong, readonly) NSMutableArray * downloadModels;

@property (nonatomic, strong, readonly) NSMutableArray * completeModels;

@property (nonatomic, strong, readonly) NSMutableArray * downloadingModels;

@property (nonatomic, strong, readonly) NSMutableArray * pauseModels;

@property (nonatomic, strong, readonly) NSMutableArray * waitModels;

@property (nonatomic, assign) NSInteger maxConcurrentOperationCount;

/** 是否禁用进度打印日志 */
@property (readonly, nonatomic, assign) BOOL enableProgressLog;

#pragma mark - 单例方法
+ (instancetype)sharedManager;
/**
 *  禁止打印进度日志
 */
- (void)enableProgressLog:(BOOL)enable;
/**
 *  获取下载模型
 */
- (RQDownloadModel *)downloadModelWithUrl:(NSString *)url;

#pragma mark - 单任务下载控制
/**
 *  开始下载
 */
- (void)startWithDownloadModel:(RQDownloadModel *)model;
/**
 *  暂停下载
 */
- (void)suspendWithDownloadModel:(RQDownloadModel *)model;
/**
 *  恢复下载
 */
- (void)resumeWithDownloadModel:(RQDownloadModel *)model;
/**
 *  取消下载 (取消下载后 operation将从队列中移除 并 移除下载模型和对应文件)
 */
- (void)stopWithDownloadModel:(RQDownloadModel *)model;

#pragma mark - 多任务下载控制
/**
 *  批量下载操作
 */
- (void)startWithDownloadModels:(NSArray<RQDownloadModel *> *)downloadModels;
/**
 *  暂停所有下载任务
 */
- (void)suspendAll;
/**
 *  恢复下载任务（进行中、已完成、等待中除外）
 */
- (void)resumeAll;
/**
 *  停止并删除下载任务
 */
- (void)stopAll;

@end

NS_ASSUME_NONNULL_END