CoreSpotlight indexing

spotlightIndex.swift

import CoreSpotlight
import MobileCoreServices

func indexSearchableItems(){
    //let matches ...
    var searchableItems = [CSSearchableItem]()
    
    for match in matches {
        let searchItemAttributeSet = CSSearchableItemAttributeSet(itemContentType: kUTTypeText as String)
        searchItemAttributeSet.title = match.title
        searchItemAttributeSet.contentDescription = match.content
        searchItemAttributeSet.thumbnailData = match.image
        
        let searchableItem = CSSearchableItem(uniqueIdentifier: match.id, domainIdentifier: "matches", attributeSet: searchItemAttributeSet)
        searchableItems.append(searchableItem)
    }
    
    CSSearchableIndex.default().indexSearchableItems(searchableItems) { (error) -> Void in
        if error != nil {
            print(error?.localizedDescription ?? "Error")
        }
    }
}