//
//  InheritanceService.swift
//  Wallet
//
//  Created by Igor on 11.03.2021.
//  Copyright © 2021 AM. All rights reserved.
//

import Foundation
import Combine
import WalletFoundation
import WalletKit

extension Inheritance {
    
    final class Service: Common.Service.Provider {
        
        var didUpdate: ((NSError?, Bool) -> Void )?
        
        let information = Information()
        
        let isSwapActive = AppSettingsModel.shared().isSwapActive
        
        var menus: [Contract] {
            let basicMenus: [Contract] = [.cash, .list]
            return self.isSwapActive ? basicMenus.appending(.swap) : basicMenus
        }
        
        let records = Records()
        
        var activeWalletPublisher: AnyPublisher<WalletKit.Wallet?, Never> { Accounts().bank.activePublisher }
        
    }
    
}

extension Inheritance.Service {
    
    func fetch(username: String? = nil) {
        self.didUpdate?(nil, true)
        self.information.fetch(username: username ?? Accounts().current?.name) { [weak self] in
            self?.records.fetch { err in
                self?.didUpdate?(err, false)
            }
        }
    }
    
    func refresh(privateKey: String, completion: @escaping Completion.Network) {
        
        guard self.canRefresh else {
            completion(nil)
            return
        }
        
        let data = [
            "owner": self.information.object?.user_name ?? "",
            "inactive_period": "\(self.information.object?.inactive_period ?? 0)"
        ]
        Network.Service.Blockchain.execute(contract: self.information.contract,
                                           action: .updinhdate,
                                           data: data,
                                           privateKeys: [privateKey]) {
            if case .success = $0 { self.fetch() }
            completion(.error($0))
        }
    }
}

extension Inheritance.Service {
    var canRefresh: Bool { self.information.object != nil }
    var menu: Contract {
        get { self.information.contract }
        set {
            self.information.contract = newValue
            self.records.contract = newValue
            self.fetch()
        }
    }
}

extension Inheritance.Service {
    typealias Contract = EOSContract
}