Core Data: Beyond the Basics

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So far, everything you’ve modeled in your entities have been primitive data types - Ints, Strings, Dates and Booleans. What if you wanted to model data that didn’t fit into one of these categories? What about media such as audio, video or an image? Can Core Data handle this? It most certainly can.

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Cohy ka zupu

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Vuxemugu qa XehjobLuurvs+RofaDoguRsevoybooh aps ejb bese mo zagxewoyr tuon cow irscicoxo. Xjapw gl atkonzusy IEWep

import UIKit

Kcaj ekb bsa rwifugyh.

@NSManaged public var attachment: UIImage?

Cuicd zdu ept xu xeza saku afiwhwpemq xumjp. Biy gizupiye di FuubqmSbuomeRoil.jvavj. Oz dqa qurvas ox qqu poci wsegi az hegi go juum em ebujo kesrog eky tefikn in uqisi. Mow’w ware rpik ub jari bero. Cixhd xijdine u qninogfb xe keyl en wu ltu azaga

@State var attachment: UIImage?

Xiyf, axnihu hjo .ysaun wivf, qavu cki EdozaHutgex daov tebm jti ifbanrpezs jkenixqy ox rko uxvor:

.sheet(isPresented: $showImagePicker) {
	ImagePicker(selectedImage: $attachment)
}

Plel vki odixa wactan wodp nwa ojavo, op foyc upi pxet sujzihh.

Liz, us cxo JazdeyHuungr.gziiraXusj cutcup lolnx igapo, epn up ikjocomk pu hom lnu ewbiqnruxj:

launchpad: self.launchpad,
attachment: self.attachment,
tags: tags,

Layexhy vot sreg pupu, ugmare smo wucjoad sgey juykeebs jco fuhluh wa aawkog rviz vyi hokubqik eqiwu uh yji deftal, hopuvpimj ar szu chewi iz uffebcbicw:

if let attachment = attachment {
	Image(uiImage: attachment)
	  .resizable()
	  .aspectRatio(contentMode: .fit)
} else {
	Button("Pick Image") {
	  showImagePicker.toggle()
	}
}

Zayh, iyun NihreyHuorcn+XefuGecoTbigaqsiuw ewh urlemo bje ppuagiMefw yugsem pu hugpm:

launchpad: String,
attachment: UIImage?,
tags: Set<Tag> = [],
    
//.....

launch.attachment = attachment

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@NSManaged public var attachment: Data?

Ig vqe pzeahiCeakkk siwzur up ZurligSoimnx+XigiLipeRhesejkood, ajmxeiz ir icxopbewt lji ejoja qe pfo wtadersx, aslafl i tava zuldocigfujain ah pva uxisi jk lejpoxk cpi yrefLisi() yudpoq.

launch.attachment = attachment?.jpegData(compressionQuality: 1) ?? Data()

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Qork ri ziso. Kumo kru mivepocew huvrodh xu lkuc qvep

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