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114 lines
2.6 KiB
114 lines
2.6 KiB
//
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// MatieresVM.swift
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// Calculator
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//
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// Created by etudiant on 09/06/2023.
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//
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import Foundation
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class MatieresVM : ObservableObject, Identifiable, Equatable{
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public init(){}
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@Published
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var isEditing: Bool = false
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init(withMat mat : Matieres) {
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self.model = mat
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}
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private var copy: MatieresVM { MatieresVM(withModel: self.model) }
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var editedCopy: MatieresVM?
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func onEditing(){
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editedCopy = self.copy
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isEditing = true
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}
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func onEdited(isCancelled cancel: Bool = false) {
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if !cancel {
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if let editedCopy = editedCopy {
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self.model = editedCopy.model
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}
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}
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editedCopy = nil
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isEditing = false
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}
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private var notificationFuncs: [AnyHashable:(MatieresVM) -> ()] = [:]
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public func subscribe(with subscriber: AnyHashable, andWithFunction function:@escaping (MatieresVM) -> ()) {
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notificationFuncs[subscriber] = function
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}
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public func unsubscribe(with subscriber: AnyHashable) {
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notificationFuncs.removeValue(forKey: subscriber)
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}
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static func == (lhs: MatieresVM, rhs: MatieresVM) -> Bool {
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lhs.id == rhs.id
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}
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func notifyChanged(){
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for f in notificationFuncs.values {
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f(self)
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}
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}
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public init(withModel model: Matieres){
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self.model = model
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}
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public var id: UUID { model.id }
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@Published var model: Matieres = Matieres(name: "", note: 0 , coef: 0){
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didSet{
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if self.model.name != self.name{
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self.name = self.model.name
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}
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if self.model.coef != self.coef{
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self.coef = self.model.coef
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}
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if self.model.note != self.note{
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self.note = self.model.note
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}
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self.notifyChanged()
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}
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}
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@Published var name : String = ""{
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didSet{
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if self.model.name != self.name {
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self.model.name = self.name
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}
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}
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}
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@Published var coef : Int = 0{
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didSet{
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if self.model.coef != self.coef {
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self.model.coef = self.coef
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}
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}
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}
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@Published var note : Double = 0{
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didSet{
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if self.model.note != self.note{
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self.model.note = self.note
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}
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}
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}
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}
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/*
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public var name: String
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public var coef : Int
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public var note : Double
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*/
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