//
//  EditDocumentViewController.swift
//  MongoView
//
//  Created by Shadowfacts on 4/6/20.
//  Copyright © 2020 Shadowfacts. All rights reserved.
//

import Cocoa
import MongoSwift

class EditDocumentViewController: NSViewController {

    private(set) var mongoController: MongoController!
    private(set) var collection: DatabaseCollection!
    private(set) var document: Document!
    
    var documentEdited: (() -> Void)?
    
    @IBOutlet var editorTextView: JavaScriptEditorView!
    @IBOutlet weak var saveButton: NSButton!
    @IBOutlet weak var cancelButton: NSButton!
    @IBOutlet weak var validateButton: NSButton!
    
    init(mongoController: MongoController, collection: DatabaseCollection, document: Document) {
        self.mongoController = mongoController
        self.collection = collection
        self.document = document
        
        super.init(nibName: "EditDocumentViewController", bundle: .main)
    }
    
    required init?(coder: NSCoder) {
        fatalError()
    }

    override func viewDidLoad() {
        super.viewDidLoad()
        
        editorTextView.string = ExtendedJSON.prettify(document.extendedJSON) ?? document.extendedJSON
        editorTextView.isAutomaticQuoteSubstitutionEnabled = false
    }
    
    @IBAction func savePressed(_ sender: Any) {
        guard let id = document["_id"],
            let newDoc = ExtendedJSON.toDocument(editorTextView.string) else {
                // todo: error
                return
        }
        let collection = mongoController.collection(self.collection)
        collection.replaceOne(filter: ["_id": id], replacement: newDoc).whenComplete { (result) in
            DispatchQueue.main.async {
                switch result {
                case .success(_):
                    self.documentEdited?()
                case let .failure(error):
                    print("Unable to replace document: \(error)")
                }
                self.view.window!.close()
            }
        }
    }
    
    @IBAction func cancelPressed(_ sender: Any) {
        view.window!.close()
    }
    
    @IBAction func validatePressed(_ sender: Any) {
    }
}