Swift 3 Alamofire 分段上传

Swift 3 Alamofire 分段上传

swift
import Alamofire
// 假设fileData是待上传的文件数据
let fileData: Data = ...
// 假设分片大小为1MB
let chunkSize = 1024 * 1024
// 计算总分片数
let totalChunks = Int(ceil(Double(fileData.count) / Double(chunkSize)))
var currentChunk = 0
// 上传每个分片的方法
func uploadNextChunk() {
    let startByte = currentChunk * chunkSize
    let endByte = min((currentChunk + 1) * chunkSize, fileData.count)
    
    let chunkData = fileData[startByte..    
    Alamofire.upload(chunkData, to: "http://your-upload-endpoint.com", method: .post)
        .responseJSON { response in
            // 处理上传结果
            switch response.result {
            case .success(let value):
                // 上传成功
                print("Chunk \(self.currentChunk + 1)/\(totalChunks) uploaded successfully")
            case .failure(let error):
                // 上传失败
                print("Failed to upload chunk \(self.currentChunk + 1)/\(totalChunks): \(error)")
            }
            
            // 上传下一个分片
            self.currentChunk += 1
            if self.currentChunk < totalChunks {
                self.uploadNextChunk()
            } else {
                // 所有分片上传完成
                print("File upload completed")
            }
        }
}
// 开始上传第一个分片
uploadNextChunk()