mas/MasKit/Commands/Info.swift
2019-01-11 18:06:02 -07:00

59 lines
1.6 KiB
Swift

//
// Info.swift
// mas-cli
//
// Created by Denis Lebedev on 21/10/2016.
// Copyright © 2016 Andrew Naylor. All rights reserved.
//
import Commandant
import Result
import Foundation
/// Displays app details. Uses the iTunes Lookup API:
/// https://affiliate.itunes.apple.com/resources/documentation/itunes-store-web-service-search-api/#lookup
public struct InfoCommand: CommandProtocol {
public let verb = "info"
public let function = "Display app information from the Mac App Store"
private let storeSearch: StoreSearch
/// Designated initializer.
public init(storeSearch: StoreSearch = MasStoreSearch()) {
self.storeSearch = storeSearch
}
/// Runs the command.
public func run(_ options: InfoOptions) -> Result<(), MASError> {
do {
guard let result = try storeSearch.lookup(app: options.appId)
else {
print("No results found")
return .failure(.noSearchResultsFound)
}
print(AppInfoFormatter.format(app: result))
} catch {
// Bubble up MASErrors
if let error = error as? MASError {
return .failure(error)
}
return .failure(.searchFailed)
}
return .success(())
}
}
public struct InfoOptions: OptionsProtocol {
let appId: String
static func create(_ appId: String) -> InfoOptions {
return InfoOptions(appId: appId)
}
public static func evaluate(_ mode: CommandMode) -> Result<InfoOptions, CommandantError<MASError>> {
return create
<*> mode <| Argument(usage: "the app id to show info")
}
}