//
//  CommonMenuAutocomplete.swift
//  Wallet
//
//  Created by Igor on 27.02.2021.
//  Copyright © 2021 AM. All rights reserved.
//

import UIKit

protocol CommonMenuAutocompleteService: AnyObject {
    var collection: [Common.Model.Menu] { get }
    var didUpdate: (() -> Void)? { get set }
    func apply(filter: String?)
}

class CommonMenuAutocomplete: CommonMenuAction {
    
    private let title: String?
    private let text: String?
    private let image: UIImage?
    private let placeholder: String?
    private let service: CommonMenuAutocompleteService
    private let completion: ((Common.Model.Menu) -> Void)?
    private var isPresenting = false
    
    init(
        icon: UIImage? = nil,
        title: String? = nil,
        text: String? = nil,
        image: UIImage? = nil,
        placeholder: String? = L10n.Common.placeholder,
        service: CommonMenuAutocompleteService,
        empty: Common.Model.Menu? = nil,
        completion: ((Common.Model.Menu) -> Void)? = nil
    ) {
        self.title = title
        self.text = text
        self.image = image
        self.placeholder = placeholder
        self.service = service
        self.completion = completion
        super.init(icon: icon, empty: empty)
    }
    
    override func perform(sender: CommonMenuSender?) {
        guard !isPresenting else { return }
        isPresenting = true
        Popup.show(content: CommonControllerAutocomplete(
            image: image,
            title: title,
            text: text,
            placeholder: placeholder,
            service: service,
            selected: sender?.action?.selected
        ) { (object) in
            sender?.action?.selected = object
            sender?.update(animated: true)
            self.completion?(object)
        }) {
            self.isPresenting = false
        }
    }
    
}

extension CommonMenuAction {
    static func autocomplete(
        icon: UIImage? = Asset.commonArrowDown.image,
        title: String? = nil,
        text: String? = nil,
        image: UIImage? = nil,
        placeholder: String? = L10n.Common.placeholder,
        service: CommonMenuAutocompleteService,
        empty: Common.Model.Menu? = nil,
        completion: ((Common.Model.Menu) -> Void)? = nil
    ) -> CommonMenuAutocomplete { .init(icon: icon, title: title, placeholder: placeholder, service: service, empty: empty, completion: completion) }
}