//
//  ConversationMainStatusTableViewCell.swift
//  Tusker
//
//  Created by Shadowfacts on 8/28/18.
//  Copyright © 2018 Shadowfacts. All rights reserved.
//

import UIKit
import Combine
import Pachyderm

class ConversationMainStatusTableViewCell: BaseStatusTableViewCell {

    static let dateFormatter: DateFormatter = {
        let formatter = DateFormatter()
        formatter.dateStyle = .medium
        formatter.timeStyle = .medium
        return formatter
    }()
    

    @IBOutlet weak var profileDetailContainerView: UIView!
    @IBOutlet weak var favoriteAndReblogCountStackView: UIStackView!
    @IBOutlet weak var totalFavoritesButton: UIButton!
    @IBOutlet weak var totalReblogsButton: UIButton!
    @IBOutlet weak var timestampAndClientLabel: UILabel!

    var profileAccessibilityElement: UIAccessibilityElement!
    
    override func awakeFromNib() {
        super.awakeFromNib()

        profileAccessibilityElement = UIAccessibilityElement(accessibilityContainer: self)
        profileAccessibilityElement.accessibilityFrameInContainerSpace = profileDetailContainerView.convert(profileDetailContainerView.frame, to: self)
        accessibilityElements = [
            profileAccessibilityElement!,
            contentWarningLabel!,
            collapseButton!,
            contentTextView!,
            attachmentsView!,
            pollView!,
            totalFavoritesButton!,
            totalReblogsButton!,
            timestampAndClientLabel!,
            replyButton!,
            favoriteButton!,
            reblogButton!,
            moreButton!,
        ]
        
        contentTextView.defaultFont = .systemFont(ofSize: 18)
        
        profileDetailContainerView.addInteraction(UIContextMenuInteraction(delegate: self))
    }
    
    override func doUpdateUI(status: StatusMO, state: StatusState) {
        super.doUpdateUI(status: status, state: state)
        
        var timestampAndClientText = ConversationMainStatusTableViewCell.dateFormatter.string(from: status.createdAt)
        if let application = status.applicationName {
            timestampAndClientText += " • \(application)"
        }
        timestampAndClientLabel.text = timestampAndClientText
    }
    
    override func updateStatusState(status: StatusMO) {
        super.updateStatusState(status: status)

        // todo: localize me
        totalFavoritesButton.setTitle("\(status.favouritesCount) Favorite\(status.favouritesCount == 1 ? "" : "s")", for: .normal)
        totalReblogsButton.setTitle("\(status.reblogsCount) Reblog\(status.reblogsCount == 1 ? "" : "s")", for: .normal)
    }
    
    override func updateUI(account: AccountMO) {
        super.updateUI(account: account)

        profileAccessibilityElement.accessibilityLabel = account.displayNameWithoutCustomEmoji
    }
    
    override func updateUIForPreferences(account: AccountMO, status: StatusMO) {
        super.updateUIForPreferences(account: account, status: status)

        favoriteAndReblogCountStackView.isHidden = !Preferences.shared.showFavoriteAndReblogCounts
    }

    @IBAction func totalFavoritesPressed() {
        if let delegate = delegate {
            // accounts aren't known, pass nil so the VC will load them
            let vc = delegate.statusActionAccountList(action: .favorite, statusID: statusID, statusState: statusState.copy(), accountIDs: nil)
            vc.showInacurateCountWarning = true
            delegate.show(vc)
        }
    }
    
    @IBAction func totalReblogsPressed() {
        if let delegate = delegate {
            // accounts aren't known, pass nil so the VC will load them
            let vc = delegate.statusActionAccountList(action: .reblog, statusID: statusID, statusState: statusState.copy(), accountIDs: nil)
            vc.showInacurateCountWarning = true
            delegate.show(vc)
        }
    }
}

extension ConversationMainStatusTableViewCell: UIContextMenuInteractionDelegate {
    func contextMenuInteraction(_ interaction: UIContextMenuInteraction, configurationForMenuAtLocation location: CGPoint) -> UIContextMenuConfiguration? {
        return UIContextMenuConfiguration(identifier: nil) {
            ProfileViewController(accountID: self.accountID, mastodonController: self.mastodonController)
        } actionProvider: { (_) in
            return UIMenu(title: "", image: nil, identifier: nil, options: [], children: self.actionsForProfile(accountID: self.accountID, sourceView: self.avatarImageView))
        }
    }
}