Juraldinio
87 lines
2.3 KiB
Swift
87 lines
2.3 KiB
Swift
//
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// AppSettingsModel.swift
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// Malinka
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//
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// Created by Juraldinio on 12/16/22.
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// Copyright © 2022 NUT.Tech. All rights reserved.
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//
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import Foundation
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struct AppSettingsModel: Decodable {
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static private var instance: AppSettingsModel?
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enum ExchangeType: Decodable {
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case uninmplemented(String)
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case form
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case url(String)
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// MARK: - Decodable
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private enum CodingKeys: String, CodingKey {
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case wbtn
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case wurl
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}
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init(from decoder: Decoder) throws {
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let container = try decoder.container(keyedBy: CodingKeys.self)
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let type = try container.decodeIfPresent(String.self, forKey: .wbtn)
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let url = try container.decodeIfPresent(String.self, forKey: .wurl)
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guard let type else {
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self = ExchangeType.form
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return
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}
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switch type {
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case "form": self = ExchangeType.form
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case "url":
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if let url {
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self = ExchangeType.url(url)
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} else {
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self = ExchangeType.form
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}
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default: self = ExchangeType.uninmplemented(type)
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}
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}
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}
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let isSwapActive: Bool
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let exchangeType: ExchangeType
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private enum CodingKeys: String, CodingKey {
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case isSwapActive = "is_swap_active"
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}
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private init() {
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self.isSwapActive = true
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self.exchangeType = .form
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}
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init(from decoder: Decoder) throws {
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let container = try decoder.container(keyedBy: CodingKeys.self)
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self.isSwapActive = (try? container.decode(Bool.self, forKey: .isSwapActive)) ?? true
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self.exchangeType = try ExchangeType(from: decoder)
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}
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static func shared(with data: Data? = nil) -> Self {
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if let model = Self.instance { return model }
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if let data,
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let model = try? JSONDecoder().decode(AppSettingsModel.self, from: data) {
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Self.instance = model
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return model
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}
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let model = AppSettingsModel()
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Self.instance = model
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return model
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}
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}
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