131 lines
4.5 KiB
Swift
131 lines
4.5 KiB
Swift
//
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// InheritanceServiceSetup.swift
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// PayCash
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//
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// Created by Igor on 15.03.2021.
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// Copyright © 2021 AM. All rights reserved.
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//
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import Foundation
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extension Common.Service.Provider.Key {
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static let period = Self("period")
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static let percent = Self("percent")
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}
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extension Inheritance.Service.Setup {
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typealias Contract = Network.Model.Contract
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typealias Model = Inheritance.Model.Share
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typealias Token = Network.Model.Token
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typealias Information = Inheritance.Model.Information
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}
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extension Inheritance.Service {
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class Setup: Common.Service.Provider {
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var didUpdate: (() -> Void)?
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var didReload: (() -> Void)?
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let contract : Contract
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var period : Int = 0 { didSet { didUpdate?() } }
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private(set) var collection = [Model]()
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init(object: Information?, contract: Contract) {
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self.contract = contract
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if let object = object {
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period = object.inactive_period/(3600*24)
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collection = object.inheritors
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.compactMap({ $0 })
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.map({ .init(
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account: $0.inheritor,
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didChangeAccount: didChangeAccount(),
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value: $0.share.amount.toDouble(),
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didChangeValue: didChangeValue()
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)})
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} else { add() }
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}
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}
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}
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extension Inheritance.Service.Setup {
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var totalPercent: Double { collection.map({ $0.value ?? 0 }).reduce(0, +) }
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var errors: [Key:String] {
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[
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.period : period > 3650 ? L10n.Inheritance.Error.Setup.period : nil,
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.percent : totalPercent > 100 ? L10n.Inheritance.Error.Setup.sum : nil
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].compactMapValues({ $0 })
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}
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var isValid: Bool {
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Int(totalPercent) == 100
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&& collection.filter({ !$0.account.isEmpty }).count == collection.count
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&& (period > 0 && period <= 3650)
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}
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}
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extension Inheritance.Service.Setup {
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var canAdd: Bool { collection.count < 3 }
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func add() {
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guard canAdd else { return }
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let value = totalPercent >= 100 ? nil : 100 - totalPercent
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collection.append(.init(didChangeAccount: didChangeAccount(), value: value, didChangeValue: didChangeValue()))
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didReload?()
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}
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func delete(share: Model) {
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collection.removeAll(where: { $0.uuid == share.uuid })
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didReload?()
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}
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}
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extension Inheritance.Service.Setup {
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func submit(privateKey: String, completion: @escaping Completion.Network) {
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Network.Service.Blockchain.execute(actions: [
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(contract, .updinhdate, [
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"owner" : Accounts().current?.username ?? "",
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"inactive_period" : "\(period*3600*24)"
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]),
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(contract, .updtokeninhs, Submit(inheritors: collection.map({ .init(share: $0) })))
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], privateKeys: [privateKey]) { result in
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switch result {
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case .success(let txnId):
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Account.Service.History.shared.current?.fetchUntil(trxId: txnId) { _ in
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completion(nil)
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}
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case .failure:
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completion(.error(result))
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}
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}
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}
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}
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extension Inheritance.Service.Setup {
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private func didChangeAccount() -> (Model) -> Void { { _ in self.didUpdate?() } }
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private func didChangeValue() -> (Model) -> Void { { [unowned self](share) in
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if collection.count == 2, var index = collection.lastIndex(where: { $0.uuid == share.uuid }) {
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index += (index == 0 ? 1 : -1)
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let value = 100 - (share.value ?? 0)
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let other = collection[index]
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collection.remove(at: index)
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collection.insert(.init(
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account: other.account,
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didChangeAccount: didChangeAccount(),
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value: value == 0 ? nil : value,
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didChangeValue: didChangeValue()
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), at: index)
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didReload?()
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} else { didUpdate?() }
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} }
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private struct Submit: Encodable {
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struct Inheritor: Encodable {
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let inheritor: String
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let share: String
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init(share: Inheritance.Model.Share) {
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self.inheritor = share.account
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self.share = (share.value ?? 0).toString(precision: 1, symbol: "PERCENT")
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}
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}
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let owner = Accounts().current?.username ?? ""
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let inheritors: [Inheritor]
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}
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}
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