//
//  EmojiPickerWrapper.swift
//  Tusker
//
//  Created by Shadowfacts on 10/14/20.
//  Copyright © 2020 Shadowfacts. All rights reserved.
//

import SwiftUI
import Pachyderm

struct EmojiPickerWrapper: UIViewControllerRepresentable {
    typealias UIViewControllerType = EmojiPickerCollectionViewController
    
    let searchQuery: String
    
    @EnvironmentObject private var mastodonController: MastodonController
    @EnvironmentObject private var uiState: ComposeUIState
    
    func makeUIViewController(context: Context) -> EmojiPickerCollectionViewController {
        let vc = EmojiPickerCollectionViewController(mastodonController: mastodonController)
        vc.delegate = context.coordinator
        return vc
    }
    
    func updateUIViewController(_ uiViewController: EmojiPickerCollectionViewController, context: Context) {
        uiViewController.searchQuery = searchQuery
    }
    
    func makeCoordinator() -> Coordinator {
        return Coordinator(uiState: uiState)
    }
    
    class Coordinator: EmojiPickerCollectionViewControllerDelegate {
        let uiState: ComposeUIState
        
        init(uiState: ComposeUIState) {
            self.uiState = uiState
        }
        
        func selectedEmoji(_ emoji: Emoji) {
            uiState.autocompleteHandler?.autocomplete(with: ":\(emoji.shortcode):")
            uiState.autocompleteState = nil
        }
    }
}