DeBug Day 26

修正Bug日

[ ] 修正首页的排版问题
[ ] 修正书本细节页面的排版问题
[ ] 修正新增照片到FireBase

AutoLayout修正结果

FireBase照片上传修正流程

let bookItemRef = self.ref!.child(values.booktitle.lowercased())
let storageImageRef = Storage.storage().reference().child("BookRentImage").child("\(values.booktitle).jpg")

let uploadTask = storageImageRef.putData(self.ImageData!,metadata:nil){(data,error) in
	if error != nil{
		print(error.localizedDescription)
		return
		}
	// KVO应用
	uploadTask.observe(.success, handler:{(snapshot) in 
		// 下载刚刚上传图片的URL
		storageImageRef.downloadRef{(url,error) in 
			// 要先让error 被指派为error，才能使用error
			if let error = error{
					print("失败",error.localizedDescription)
			}else{
				// absoluteString完整的网域名称
			if let imageFileURL = url?.absoluteString{
					// 确认是否为正确的网址
					print("photoImageUploadSuccess:",imageFileURL)
			}
	// 新增bookImage的url上去，因为如果按下上传 要传url要等到上传结束
	bookItemRef.child(values.booktitle).setValue(bookItem.ImagetoDictionary(),withCompletionBlock:{ (error,ref) in 
		if error = nil{
			let alertController = UIAlertControler(title:"Upload Image Success!",message:"Congradulation",preferredStyle: .alert)
			let alertAction = UIAlertAction(title:"OK", style:.cancel, handler:nil)
			alertController.addAction(alertAction)
			self.present(alertControler,animated:true, completion: nil)
			}
	})
	
	
	bookItem = Book(booktitle: values.booktitle, bookauthors: values.bookauthors, bookISBN: values.bookISBN, bookimage: self.uploadURL)
	// 新增Book的等等资训
	bookItemRef.setValue(bookItem.toDictionary(),withCompletionBlock:{ (error,ref) in
	if error == nil {
	let alertController = UIAlertController(title: "Upload Success", message: "Congradulation", preferredStyle: .alert)
	let alertAction = UIAlertAction(title: "OK", style: .cancel, handler: nil)
            
	alertController.addAction(alertAction)
	self.present(alertController, animated: true, completion: nil)
	}})