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Code Issues Projects Releases Wiki Activity

Multiple identities

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This commit is contained in:
Justin Mazzocchi 2020-08-04 13:26:09 -07:00
parent 9dd67a6c69
commit 6f0cf59fd0
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GPG key ID: E223E6937AAFB01C
18 changed files with 233 additions and 148 deletions
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6
Development Assets/DevelopmentModels.swift
View file

@ -123,11 +123,15 @@ extension RootViewModel {
}
extension MainNavigationViewModel {
static let development = RootViewModel.development.mainNavigationViewModel(identityID: devIdentityID)!
static let development = try! MainNavigationViewModel(identityID: devIdentityID, environment: .development)
}
extension SettingsViewModel {
static let development = MainNavigationViewModel.development.settingsViewModel()
}
extension IdentitiesViewModel {
static let development = SettingsViewModel.development.identitiesViewModel()
}
// swiftlint:enable force_try

32
Metatext.xcodeproj/project.pbxproj
View file

@ -30,8 +30,6 @@
D052BBD224D750CB00A80A7A /* AppEnvironment.swift in Sources */ = {isa = PBXBuildFile; fileRef = D052BBCC24D750A100A80A7A /* AppEnvironment.swift */; };
D052BBE024D805E300A80A7A /* MainNavigationViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D052BBDF24D805E300A80A7A /* MainNavigationViewModel.swift */; };
D052BBE124D805E300A80A7A /* MainNavigationViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D052BBDF24D805E300A80A7A /* MainNavigationViewModel.swift */; };
D052BBE424D81C4700A80A7A /* CurrentValuePublisher.swift in Sources */ = {isa = PBXBuildFile; fileRef = D052BBE324D81C4700A80A7A /* CurrentValuePublisher.swift */; };
D052BBE524D81C4700A80A7A /* CurrentValuePublisher.swift in Sources */ = {isa = PBXBuildFile; fileRef = D052BBE324D81C4700A80A7A /* CurrentValuePublisher.swift */; };
D065F53924D37E5100741304 /* CombineExpectations in Frameworks */ = {isa = PBXBuildFile; productRef = D065F53824D37E5100741304 /* CombineExpectations */; };
D065F53B24D3B33A00741304 /* View+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D065F53A24D3B33A00741304 /* View+Extensions.swift */; };
D065F53C24D3B33A00741304 /* View+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D065F53A24D3B33A00741304 /* View+Extensions.swift */; };
@ -65,6 +63,10 @@
D06B492024D3FB8000642749 /* Localizable.strings in Resources */ = {isa = PBXBuildFile; fileRef = D06B491E24D3F7FE00642749 /* Localizable.strings */; };
D06B492324D4611300642749 /* KingfisherSwiftUI in Frameworks */ = {isa = PBXBuildFile; productRef = D06B492224D4611300642749 /* KingfisherSwiftUI */; };
D06B492524D4612400642749 /* KingfisherSwiftUI in Frameworks */ = {isa = PBXBuildFile; productRef = D06B492424D4612400642749 /* KingfisherSwiftUI */; };
D06BAB4E24D942BD0081B8FD /* IdentitiesViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D06BAB4D24D942BC0081B8FD /* IdentitiesViewModel.swift */; };
D06BAB4F24D942BD0081B8FD /* IdentitiesViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D06BAB4D24D942BC0081B8FD /* IdentitiesViewModel.swift */; };
D06BAB5124D942CF0081B8FD /* IdentitiesView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D06BAB5024D942CF0081B8FD /* IdentitiesView.swift */; };
D06BAB5224D942CF0081B8FD /* IdentitiesView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D06BAB5024D942CF0081B8FD /* IdentitiesView.swift */; };
D074577724D29006004758DB /* StubbingWebAuthSession.swift in Sources */ = {isa = PBXBuildFile; fileRef = D074577624D29006004758DB /* StubbingWebAuthSession.swift */; };
D074577824D29006004758DB /* StubbingWebAuthSession.swift in Sources */ = {isa = PBXBuildFile; fileRef = D074577624D29006004758DB /* StubbingWebAuthSession.swift */; };
D074577A24D29366004758DB /* URLSessionConfiguration+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D074577924D29366004758DB /* URLSessionConfiguration+Extensions.swift */; };
@ -73,8 +75,6 @@
D081A40624D0F1A8001B016E /* String+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D081A40424D0F1A8001B016E /* String+Extensions.swift */; };
D0B23F0D24D210E90066F411 /* NSError+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0B23F0C24D210E90066F411 /* NSError+Extensions.swift */; };
D0B23F0E24D210E90066F411 /* NSError+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0B23F0C24D210E90066F411 /* NSError+Extensions.swift */; };
D0B93B3024D55098007AF646 /* Screen.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0B93B2F24D55098007AF646 /* Screen.swift */; };
D0B93B3124D55098007AF646 /* Screen.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0B93B2F24D55098007AF646 /* Screen.swift */; };
D0BEC93824C9632800E864C4 /* RootViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0BEC93724C9632800E864C4 /* RootViewModel.swift */; };
D0BEC93924C9632800E864C4 /* RootViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0BEC93724C9632800E864C4 /* RootViewModel.swift */; };
D0BEC93B24C96FD500E864C4 /* RootView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0BEC93A24C96FD500E864C4 /* RootView.swift */; };
@ -166,7 +166,6 @@
D052BBCC24D750A100A80A7A /* AppEnvironment.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppEnvironment.swift; sourceTree = "<group>"; };
D052BBCE24D750C000A80A7A /* Preferences.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Preferences.swift; sourceTree = "<group>"; };
D052BBDF24D805E300A80A7A /* MainNavigationViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MainNavigationViewModel.swift; sourceTree = "<group>"; };
D052BBE324D81C4700A80A7A /* CurrentValuePublisher.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CurrentValuePublisher.swift; sourceTree = "<group>"; };
D065F53A24D3B33A00741304 /* View+Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "View+Extensions.swift"; sourceTree = "<group>"; };
D065F53D24D3D20300741304 /* InstanceEndpoint.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = InstanceEndpoint.swift; sourceTree = "<group>"; };
D0666A2124C677B400F3F04B /* Tests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = Tests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
@ -183,11 +182,12 @@
D0666A6E24C6DFB300F3F04B /* AccessToken.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccessToken.swift; sourceTree = "<group>"; };
D0666A7124C6E0D300F3F04B /* Secrets.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Secrets.swift; sourceTree = "<group>"; };
D06B491E24D3F7FE00642749 /* Localizable.strings */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; path = Localizable.strings; sourceTree = "<group>"; };
D06BAB4D24D942BC0081B8FD /* IdentitiesViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IdentitiesViewModel.swift; sourceTree = "<group>"; };
D06BAB5024D942CF0081B8FD /* IdentitiesView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IdentitiesView.swift; sourceTree = "<group>"; };
D074577624D29006004758DB /* StubbingWebAuthSession.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = StubbingWebAuthSession.swift; sourceTree = "<group>"; };
D074577924D29366004758DB /* URLSessionConfiguration+Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "URLSessionConfiguration+Extensions.swift"; sourceTree = "<group>"; };
D081A40424D0F1A8001B016E /* String+Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "String+Extensions.swift"; sourceTree = "<group>"; };
D0B23F0C24D210E90066F411 /* NSError+Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "NSError+Extensions.swift"; sourceTree = "<group>"; };
D0B93B2F24D55098007AF646 /* Screen.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Screen.swift; sourceTree = "<group>"; };
D0BEC93724C9632800E864C4 /* RootViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RootViewModel.swift; sourceTree = "<group>"; };
D0BEC93A24C96FD500E864C4 /* RootView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RootView.swift; sourceTree = "<group>"; };
D0BEC94624CA22C400E864C4 /* TimelineViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TimelineViewModel.swift; sourceTree = "<group>"; };
@ -275,7 +275,6 @@
D047FA8524C3E21000AF17C5 /* MetatextApp.swift */,
D0666A3A24C6B56200F3F04B /* Model */,
D0DB6EFA24C5730600D965FE /* Networking */,
D052BBE224D81C2300A80A7A /* Publishers */,
D0DB6EFB24C658E400D965FE /* View Models */,
D0DB6EF024C5224F00D965FE /* Views */,
);
@ -311,14 +310,6 @@
path = macOS;
sourceTree = "<group>";
};
D052BBE224D81C2300A80A7A /* Publishers */ = {
isa = PBXGroup;
children = (
D052BBE324D81C4700A80A7A /* CurrentValuePublisher.swift */,
);
path = Publishers;
sourceTree = "<group>";
};
D0666A2224C677B400F3F04B /* Tests */ = {
isa = PBXGroup;
children = (
@ -369,8 +360,8 @@
isa = PBXGroup;
children = (
D0DB6EF324C5228A00D965FE /* AddIdentityView.swift */,
D06BAB5024D942CF0081B8FD /* IdentitiesView.swift */,
D0BEC93A24C96FD500E864C4 /* RootView.swift */,
D0B93B2F24D55098007AF646 /* Screen.swift */,
D04FD73224D48F37007D572D /* SettingsView.swift */,
D0BEC94924CA231200E864C4 /* TimelineView.swift */,
);
@ -394,6 +385,7 @@
isa = PBXGroup;
children = (
D0DB6F0824C65AC000D965FE /* AddIdentityViewModel.swift */,
D06BAB4D24D942BC0081B8FD /* IdentitiesViewModel.swift */,
D052BBDF24D805E300A80A7A /* MainNavigationViewModel.swift */,
D0BEC93724C9632800E864C4 /* RootViewModel.swift */,
D04FD73524D49506007D572D /* SettingsViewModel.swift */,
@ -670,9 +662,7 @@
D0666A5A24C6C64100F3F04B /* MastodonEncoder.swift in Sources */,
D0666A5124C6C3BC00F3F04B /* Account.swift in Sources */,
D0ED1BE024CF98FB00B4899C /* AccountEndpoint.swift in Sources */,
D0B93B3024D55098007AF646 /* Screen.swift in Sources */,
D052BBD224D750CB00A80A7A /* AppEnvironment.swift in Sources */,
D052BBE424D81C4700A80A7A /* CurrentValuePublisher.swift in Sources */,
D081A40524D0F1A8001B016E /* String+Extensions.swift in Sources */,
D0BEC93824C9632800E864C4 /* RootViewModel.swift in Sources */,
D0ED1BC124CED48800B4899C /* HTTPClient.swift in Sources */,
@ -683,6 +673,7 @@
D0DC175524D00F0A00A75C65 /* AccessTokenEndpoint+Stubbing.swift in Sources */,
D0B23F0D24D210E90066F411 /* NSError+Extensions.swift in Sources */,
D052BBCA24D74C9200A80A7A /* FakeUserDefaults.swift in Sources */,
D06BAB4E24D942BD0081B8FD /* IdentitiesViewModel.swift in Sources */,
D0DC175224D008E300A75C65 /* MastodonTarget+Stubbing.swift in Sources */,
D0666A4224C6BB7B00F3F04B /* IdentityDatabase.swift in Sources */,
D0BEC94A24CA231200E864C4 /* TimelineView.swift in Sources */,
@ -697,6 +688,7 @@
D0666A5724C6C63400F3F04B /* MastodonDecoder.swift in Sources */,
D0DB6EF424C5228A00D965FE /* AddIdentityView.swift in Sources */,
D0DC177424D0B58800A75C65 /* Keychain.swift in Sources */,
D06BAB5124D942CF0081B8FD /* IdentitiesView.swift in Sources */,
D074577724D29006004758DB /* StubbingWebAuthSession.swift in Sources */,
D0ED1BCE24CF768200B4899C /* MastodonEndpoint.swift in Sources */,
D074577A24D29366004758DB /* URLSessionConfiguration+Extensions.swift in Sources */,
@ -735,9 +727,7 @@
D0666A5B24C6C64100F3F04B /* MastodonEncoder.swift in Sources */,
D0666A5224C6C3BC00F3F04B /* Account.swift in Sources */,
D0ED1BE124CF98FB00B4899C /* AccountEndpoint.swift in Sources */,
D0B93B3124D55098007AF646 /* Screen.swift in Sources */,
D052BBD124D750CA00A80A7A /* AppEnvironment.swift in Sources */,
D052BBE524D81C4700A80A7A /* CurrentValuePublisher.swift in Sources */,
D081A40624D0F1A8001B016E /* String+Extensions.swift in Sources */,
D0BEC93924C9632800E864C4 /* RootViewModel.swift in Sources */,
D0ED1BC224CED48800B4899C /* HTTPClient.swift in Sources */,
@ -748,6 +738,7 @@
D0DC175624D00F0A00A75C65 /* AccessTokenEndpoint+Stubbing.swift in Sources */,
D0B23F0E24D210E90066F411 /* NSError+Extensions.swift in Sources */,
D052BBCB24D74C9300A80A7A /* FakeUserDefaults.swift in Sources */,
D06BAB4F24D942BD0081B8FD /* IdentitiesViewModel.swift in Sources */,
D0DC175324D008E300A75C65 /* MastodonTarget+Stubbing.swift in Sources */,
D0666A4324C6BB7B00F3F04B /* IdentityDatabase.swift in Sources */,
D0BEC94B24CA231200E864C4 /* TimelineView.swift in Sources */,
@ -762,6 +753,7 @@
D0666A5824C6C63400F3F04B /* MastodonDecoder.swift in Sources */,
D0DB6EF524C5233E00D965FE /* AddIdentityView.swift in Sources */,
D0DC177524D0B58800A75C65 /* Keychain.swift in Sources */,
D06BAB5224D942CF0081B8FD /* IdentitiesView.swift in Sources */,
D074577824D29006004758DB /* StubbingWebAuthSession.swift in Sources */,
D0ED1BCF24CF768200B4899C /* MastodonEndpoint.swift in Sources */,
D074577B24D29366004758DB /* URLSessionConfiguration+Extensions.swift in Sources */,

3
Shared/Model/Identity.swift
View file

@ -2,9 +2,10 @@
import Foundation
struct Identity: Codable, Hashable {
struct Identity: Codable, Hashable, Identifiable {
let id: String
let url: URL
let lastUsedAt: Date
let instance: Identity.Instance?
let account: Identity.Account?
}

48
Shared/Model/IdentityDatabase.swift
View file

@ -31,10 +31,24 @@ struct IdentityDatabase {
extension IdentityDatabase {
func createIdentity(id: String, url: URL) -> AnyPublisher<Void, Error> {
databaseQueue.writePublisher(updates: StoredIdentity(id: id, url: url, instanceURI: nil).save)
databaseQueue.writePublisher(
updates: StoredIdentity(
id: id,
url: url,
lastUsedAt: Date(),
instanceURI: nil).save)
.eraseToAnyPublisher()
}
func updateLastUsedAt(identityID: String) -> AnyPublisher<Void, Error> {
databaseQueue.writePublisher {
try StoredIdentity
.filter(Column("id") == identityID)
.updateAll($0, Column("lastUsedAt").set(to: Date()))
}
.eraseToAnyPublisher()
}
func updateInstance(_ instance: Instance, forIdentityID identityID: String) -> AnyPublisher<Void, Error> {
databaseQueue.writePublisher {
try Identity.Instance(
@ -82,6 +96,29 @@ extension IdentityDatabase {
}
.eraseToAnyPublisher()
}
func identitiesObservation() -> AnyPublisher<[Identity], Error> {
ValueObservation.tracking(
StoredIdentity
.including(optional: StoredIdentity.instance)
.including(optional: StoredIdentity.account)
.asRequest(of: IdentityResult.self).fetchAll)
.removeDuplicates()
.publisher(in: databaseQueue, scheduling: .immediate)
.map { $0.map(Identity.init(result:)) }
.eraseToAnyPublisher()
}
func identityCountObservation() -> AnyPublisher<Int, Error> {
ValueObservation.tracking(StoredIdentity.fetchCount)
.removeDuplicates()
.publisher(in: databaseQueue, scheduling: .immediate)
.eraseToAnyPublisher()
}
var mostRecentlyUsedIdentityID: String? {
try? databaseQueue.read(StoredIdentity.select(Column("id")).order(Column("lastUsedAt").desc).fetchOne)
}
}
private extension IdentityDatabase {
@ -99,6 +136,7 @@ private extension IdentityDatabase {
try db.create(table: "storedIdentity", ifNotExists: true) { t in
t.column("id", .text).notNull().primaryKey(onConflict: .replace)
t.column("url", .text).notNull()
t.column("lastUsedAt", .datetime).notNull()
t.column("instanceURI", .text)
.indexed()
.references("instance", column: "uri")
@ -126,6 +164,7 @@ private extension IdentityDatabase {
private struct StoredIdentity: Codable, Hashable, TableRecord, FetchableRecord, PersistableRecord {
let id: String
let url: URL
let lastUsedAt: Date
let instanceURI: String?
}
@ -150,7 +189,12 @@ private struct IdentityResult: Codable, Hashable, FetchableRecord {
private extension Identity {
init(result: IdentityResult) {
self.init(id: result.identity.id, url: result.identity.url, instance: result.instance, account: result.account)
self.init(
id: result.identity.id,
url: result.identity.url,
lastUsedAt: result.identity.lastUsedAt,
instance: result.instance,
account: result.account)
}
}

24
Shared/Publishers/CurrentValuePublisher.swift
View file

@ -1,24 +0,0 @@
// Copyright © 2020 Metabolist. All rights reserved.
import Combine
class CurrentValuePublisher<Output> {
@Published private var wrappedValue: Output
init<P>(initial: Output, then: P) where P: Publisher, P.Output == Output, P.Failure == Never {
wrappedValue = initial
then.assign(to: &$wrappedValue)
}
}
extension CurrentValuePublisher {
var value: Output { wrappedValue }
}
extension CurrentValuePublisher: Publisher {
typealias Failure = Never
func receive<S>(subscriber: S) where S: Subscriber, S.Input == Output, S.Failure == Never {
$wrappedValue.receive(subscriber: subscriber)
}
}

6
Shared/View Models/AddIdentityViewModel.swift
View file

@ -179,11 +179,7 @@ private extension Publisher where Output == AccessToken {
return (id, instanceURL)
}
.flatMap(environment.identityDatabase.createIdentity)
.map {
environment.preferences[.recentIdentityID] = id
return id
}
.map { id }
.eraseToAnyPublisher()
}
}

31
Shared/View Models/IdentitiesViewModel.swift Normal file
View file

@ -0,0 +1,31 @@
// Copyright © 2020 Metabolist. All rights reserved.
import Combine
import Foundation
class IdentitiesViewModel: ObservableObject {
@Published private(set) var identity: Identity
@Published var identities = [Identity]()
@Published var alertItem: AlertItem?
private let environment: AppEnvironment
private var cancellables = Set<AnyCancellable>()
init(identity: Published<Identity>, environment: AppEnvironment) {
_identity = identity
self.environment = environment
environment.identityDatabase.identitiesObservation()
.assignErrorsToAlertItem(to: \.alertItem, on: self)
.assign(to: &$identities)
}
}
extension IdentitiesViewModel {
func identitySelected(id: String) {
environment.identityDatabase.updateLastUsedAt(identityID: id)
.assignErrorsToAlertItem(to: \.alertItem, on: self)
.sink(receiveValue: {})
.store(in: &cancellables)
}
}

39
Shared/View Models/MainNavigationViewModel.swift
View file

@ -4,41 +4,50 @@ import Foundation
import Combine
class MainNavigationViewModel: ObservableObject {
var selectedTab: Tab? = .timelines
@Published private(set) var identity: Identity
@Published var presentingSettings = false
@Published private(set) var alertItem: AlertItem?
@Published private(set) var handle: String
@Published private(set) var image: URL?
@Published var alertItem: AlertItem?
var selectedTab: Tab? = .timelines
private let environment: AppEnvironment
private let identity: CurrentValuePublisher<Identity>
private let networkClient: MastodonClient
private var cancellables = Set<AnyCancellable>()
init(identity: CurrentValuePublisher<Identity>, environment: AppEnvironment) {
self.identity = identity
init(identityID: String, environment: AppEnvironment) throws {
self.environment = environment
networkClient = MastodonClient(configuration: environment.URLSessionConfiguration)
networkClient.instanceURL = identity.value.url
let observation = environment.identityDatabase.identityObservation(id: identityID).share()
var initialIdentity: Identity?
observation.first().sink(
receiveCompletion: { _ in },
receiveValue: { initialIdentity = $0 })
.store(in: &cancellables)
guard let identity = initialIdentity else { throw IdentityDatabaseError.identityNotFound }
self.identity = identity
networkClient.instanceURL = identity.url
do {
networkClient.accessToken = try environment.secrets.item(.accessToken, forIdentityID: identity.value.id)
networkClient.accessToken = try environment.secrets.item(.accessToken, forIdentityID: identity.id)
} catch {
alertItem = AlertItem(error: error)
}
handle = identity.value.handle
identity.map(\.handle).assign(to: &$handle)
observation.assignErrorsToAlertItem(to: \.alertItem, on: self).assign(to: &$identity)
image = identity.value.image
identity.map(\.image).assign(to: &$image)
environment.identityDatabase.updateLastUsedAt(identityID: identityID)
.assignErrorsToAlertItem(to: \.alertItem, on: self)
.sink(receiveValue: {})
.store(in: &cancellables)
}
}
extension MainNavigationViewModel {
func refreshIdentity() {
let id = identity.value.id
let id = identity.id
if networkClient.accessToken != nil {
networkClient.request(AccountEndpoint.verifyCredentials)
@ -58,7 +67,7 @@ extension MainNavigationViewModel {
}
func settingsViewModel() -> SettingsViewModel {
SettingsViewModel(identity: identity, environment: environment)
SettingsViewModel(identity: _identity, environment: environment)
}
}

48
Shared/View Models/RootViewModel.swift
View file

@ -4,49 +4,39 @@ import Foundation
import Combine
class RootViewModel: ObservableObject {
@Published private(set) var identityID: String?
@Published var alertItem: AlertItem?
@Published private(set) var mainNavigationViewModel: MainNavigationViewModel?
@Published private var identityID: String?
private let environment: AppEnvironment
private var cancellables = Set<AnyCancellable>()
init(environment: AppEnvironment) {
self.environment = environment
identityID = environment.preferences[.recentIdentityID]
identityID = environment.identityDatabase.mostRecentlyUsedIdentityID
$identityID
.tryMap {
guard let id = $0 else { return nil }
return try MainNavigationViewModel(identityID: id, environment: environment)
}
.replaceError(with: nil)
.assign(to: &$mainNavigationViewModel)
}
}
extension RootViewModel {
func newIdentitySelected(id: String) {
identityID = id
}
func addIdentityViewModel() -> AddIdentityViewModel {
let addAccountViewModel = AddIdentityViewModel(environment: environment)
addAccountViewModel.addedIdentityID.map { $0 as String? }.assign(to: &$identityID)
addAccountViewModel.addedIdentityID
.sink(receiveValue: newIdentitySelected(id:))
.store(in: &cancellables)
return addAccountViewModel
}
func mainNavigationViewModel(identityID: String) -> MainNavigationViewModel? {
environment.preferences[.recentIdentityID] = identityID
let identityObservation = environment.identityDatabase.identityObservation(id: identityID)
.share()
var initialIdentity: Identity?
// setting `initialIdentity` works because of immediate scheduling
identityObservation.sink(receiveCompletion: { _ in }, receiveValue: { initialIdentity = $0 })
.store(in: &cancellables)
identityObservation.map { $0.id }
.catch { [weak self] _ -> AnyPublisher<String?, Never> in
Just(self?.environment.preferences[.recentIdentityID]).eraseToAnyPublisher()
}
.assign(to: &$identityID)
guard let presentIdentity = initialIdentity else { return nil }
return MainNavigationViewModel(
identity: CurrentValuePublisher(
initial: presentIdentity,
then: identityObservation.assignErrorsToAlertItem(to: \.alertItem, on: self)),
environment: environment)
}
}

12
Shared/View Models/SettingsViewModel.swift
View file

@ -3,11 +3,17 @@
import Foundation
class SettingsViewModel: ObservableObject {
private let identity: CurrentValuePublisher<Identity>
@Published private(set) var identity: Identity
private let environment: AppEnvironment
init(identity: CurrentValuePublisher<Identity>, environment: AppEnvironment) {
self.identity = identity
init(identity: Published<Identity>, environment: AppEnvironment) {
_identity = identity
self.environment = environment
}
}
extension SettingsViewModel {
func identitiesViewModel() -> IdentitiesViewModel {
IdentitiesViewModel(identity: _identity, environment: environment)
}
}

33
Shared/Views/IdentitiesView.swift Normal file
View file

@ -0,0 +1,33 @@
// Copyright © 2020 Metabolist. All rights reserved.
import SwiftUI
struct IdentitiesView: View {
@StateObject var viewModel: IdentitiesViewModel
@EnvironmentObject var rootViewModel: RootViewModel
var body: some View {
Form {
Section {
NavigationLink(
destination: AddIdentityView(viewModel: rootViewModel.addIdentityViewModel()),
label: {
Label("add new account", systemImage: "plus")
})
}
Section {
List(viewModel.identities) { identity in
Button(identity.handle) {
rootViewModel.newIdentitySelected(id: identity.id)
}
}
}
}
}
}
struct IdentitiesView_Previews: PreviewProvider {
static var previews: some View {
IdentitiesView(viewModel: .development)
}
}

24
Shared/Views/RootView.swift
View file

@ -6,29 +6,27 @@ struct RootView: View {
@StateObject var viewModel: RootViewModel
var body: some View {
if
let identityID = viewModel.identityID,
let mainNavigationViewModel = viewModel.mainNavigationViewModel(identityID: identityID) {
Self.mainNavigation(viewModel: mainNavigationViewModel)
} else {
addIdentity
ZStack {
if let mainNavigationViewModel = viewModel.mainNavigationViewModel {
Self.mainNavigation(mainNavigationViewModel: mainNavigationViewModel)
.environmentObject(viewModel)
} else {
AddIdentityView(viewModel: viewModel.addIdentityViewModel())
}
}
}
}
private extension RootView {
private static func mainNavigation(viewModel: MainNavigationViewModel) -> some View {
@ViewBuilder
private static func mainNavigation(mainNavigationViewModel: MainNavigationViewModel) -> some View {
#if os(macOS)
return SidebarNavigation(viewModel: viewModel)
SidebarNavigation(viewModel: mainNavigationViewModel)
.frame(minWidth: 900, maxWidth: .infinity, minHeight: 500, maxHeight: .infinity)
#else
return TabNavigation(viewModel: viewModel)
TabNavigation(viewModel: mainNavigationViewModel)
#endif
}
private var addIdentity: some View {
AddIdentityView(viewModel: viewModel.addIdentityViewModel())
}
}
#if DEBUG

13
Shared/Views/Screen.swift
View file

@ -1,13 +0,0 @@
// Copyright © 2020 Metabolist. All rights reserved.
import SwiftUI
struct Screen {
static var scale: CGFloat {
#if os(macOS)
return NSScreen.main?.backingScaleFactor ?? 1
#else
return UIScreen.main.scale
#endif
}
}

24
Shared/Views/SettingsView.swift
View file

@ -6,34 +6,41 @@ import struct Kingfisher.DownsamplingImageProcessor
struct SettingsView: View {
@StateObject var viewModel: SettingsViewModel
@EnvironmentObject var mainNavigationViewModel: MainNavigationViewModel
@EnvironmentObject var rootViewModel: RootViewModel
@Environment(\.presentationMode) var presentationMode
@Environment(\.displayScale) var displayScale: CGFloat
var body: some View {
VStack(spacing: 0) {
NavigationView {
Form {
HStack {
KFImage(mainNavigationViewModel.image,
KFImage(viewModel.identity.image,
options: [
.processor(
DownsamplingImageProcessor(size: CGSize(width: 50, height: 50))
),
.scaleFactor(Screen.scale),
.scaleFactor(displayScale),
.cacheOriginalImage
])
.clipShape(Circle())
Text(mainNavigationViewModel.handle)
Text(viewModel.identity.handle)
.font(.subheadline)
}
NavigationLink(
"accounts",
destination: IdentitiesView(
viewModel: viewModel.identitiesViewModel())
.environmentObject(rootViewModel))
}
.navigationBarTitleAndItems(mainNavigationViewModel: mainNavigationViewModel)
.navigationBarTitleAndItems(presentationMode: presentationMode)
}
.navigationViewStyle
#if os(macOS)
Divider()
HStack {
Spacer()
Button(action: { mainNavigationViewModel.presentingSettings.toggle() }) {
Button(action: { presentationMode.wrappedValue.dismiss() }) {
Text("Done")
}
.keyboardShortcut(.defaultAction)
@ -47,12 +54,12 @@ struct SettingsView: View {
}
private extension View {
func navigationBarTitleAndItems(mainNavigationViewModel: MainNavigationViewModel) -> some View {
func navigationBarTitleAndItems(presentationMode: Binding<PresentationMode>) -> some View {
#if os(iOS)
return navigationBarTitle(Text("settings"), displayMode: .inline)
.navigationBarItems(
leading: Button {
mainNavigationViewModel.presentingSettings.toggle()
presentationMode.wrappedValue.dismiss()
} label: {
Image(systemName: "xmark.circle.fill").imageScale(.large)
})
@ -83,6 +90,7 @@ struct SettingsView_Previews: PreviewProvider {
static var previews: some View {
SettingsView(viewModel: .development)
.environmentObject(MainNavigationViewModel.development)
.environmentObject(RootViewModel.development)
}
}
#endif

1
Tests/View Models/AddIdentityViewModelTests.swift
View file

@ -20,7 +20,6 @@ class AddIdentityViewModelTests: XCTestCase {
XCTAssertEqual(addedIdentity.id, addedIdentityID)
XCTAssertEqual(addedIdentity.url, URL(string: "https://mastodon.social")!)
XCTAssertEqual(environment.preferences[.recentIdentityID], addedIdentity.id)
XCTAssertEqual(
try environment.secrets.item(.clientID, forIdentityID: addedIdentityID) as String?,
"AUTHORIZATION_CLIENT_ID_STUB_VALUE")

8
Tests/View Models/RootViewModelTests.swift
View file

@ -8,17 +8,17 @@ import CombineExpectations
class RootViewModelTests: XCTestCase {
func testAddIdentity() throws {
let sut = RootViewModel(environment: .fresh())
let identityIDRecorder = sut.$identityID.record()
let recorder = sut.$mainNavigationViewModel.record()
XCTAssertNil(try wait(for: identityIDRecorder.next(), timeout: 1))
XCTAssertNil(try wait(for: recorder.next(), timeout: 1))
let addIdentityViewModel = sut.addIdentityViewModel()
addIdentityViewModel.urlFieldText = "https://mastodon.social"
addIdentityViewModel.goTapped()
let identityID = try wait(for: identityIDRecorder.next(), timeout: 1)!
let mainNavigationViewModel = try wait(for: recorder.next(), timeout: 1)!
XCTAssertNotNil(identityID)
XCTAssertNotNil(mainNavigationViewModel)
}
}

15
iOS/TabNavigation.swift
View file

@ -5,7 +5,9 @@ import KingfisherSwiftUI
import struct Kingfisher.DownsamplingImageProcessor
struct TabNavigation: View {
@StateObject var viewModel: MainNavigationViewModel
@ObservedObject var viewModel: MainNavigationViewModel
@EnvironmentObject var rootViewModel: RootViewModel
@Environment(\.displayScale) var displayScale: CGFloat
var body: some View {
TabView(selection: $viewModel.selectedTab) {
@ -23,9 +25,10 @@ struct TabNavigation: View {
}
.sheet(isPresented: $viewModel.presentingSettings) {
SettingsView(viewModel: viewModel.settingsViewModel())
.environmentObject(viewModel)
.environmentObject(rootViewModel)
}
.onAppear(perform: viewModel.refreshIdentity)
.onReceive(rootViewModel.$mainNavigationViewModel.map { _ in ()},
perform: viewModel.refreshIdentity)
.onReceive(NotificationCenter.default
.publisher(for: UIScene.willEnterForegroundNotification)
.map { _ in () },
@ -39,17 +42,17 @@ private extension TabNavigation {
switch tab {
case .timelines:
TimelineView()
.navigationBarTitle(viewModel.handle, displayMode: .inline)
.navigationBarTitle(viewModel.identity.handle, displayMode: .inline)
.navigationBarItems(
leading: Button {
viewModel.presentingSettings.toggle()
} label: {
KFImage(viewModel.image,
KFImage(viewModel.identity.image,
options: [
.processor(
DownsamplingImageProcessor(size: CGSize(width: 28, height: 28))
),
.scaleFactor(Screen.scale),
.scaleFactor(displayScale),
.cacheOriginalImage
])
.placeholder { Image(systemName: "gear") }

14
macOS/SidebarNavigation.swift
View file

@ -7,6 +7,8 @@ import struct Kingfisher.RoundCornerImageProcessor
struct SidebarNavigation: View {
@StateObject var viewModel: MainNavigationViewModel
@EnvironmentObject var rootViewModel: RootViewModel
@Environment(\.displayScale) var displayScale: CGFloat
var sidebar: some View {
List(selection: $viewModel.selectedTab) {
@ -18,7 +20,10 @@ struct SidebarNavigation: View {
.tag(tab)
}
}
.overlay(Pocket().environmentObject(viewModel), alignment: .bottom)
.overlay(Pocket()
.environmentObject(viewModel)
.environmentObject(rootViewModel),
alignment: .bottom)
.listStyle(SidebarListStyle())
.onAppear(perform: viewModel.refreshIdentity)
.onReceive(NotificationCenter.default
@ -51,18 +56,19 @@ private extension SidebarNavigation {
struct Pocket: View {
@EnvironmentObject var viewModel: MainNavigationViewModel
@EnvironmentObject var rootViewModel: RootViewModel
var body: some View {
VStack(alignment: .leading, spacing: 0) {
Divider()
Button(action: { viewModel.presentingSettings.toggle() }) {
KFImage(viewModel.image,
KFImage(viewModel.identity.image,
options: [
.processor(
DownsamplingImageProcessor(size: CGSize(width: 50, height: 50))
.append(another: RoundCornerImageProcessor(radius: .widthFraction(0.5)))
),
.scaleFactor(Screen.scale),
.scaleFactor(displayScale),
.cacheOriginalImage
])
.placeholder { Image(systemName: "gear") }
@ -80,6 +86,7 @@ private extension SidebarNavigation {
.sheet(isPresented: $viewModel.presentingSettings) {
SettingsView(viewModel: viewModel.settingsViewModel())
.environmentObject(viewModel)
.environmentObject(rootViewModel)
}
}
}
@ -89,6 +96,7 @@ private extension SidebarNavigation {
struct SidebarNavigation_Previews: PreviewProvider {
static var previews: some View {
SidebarNavigation(viewModel: .development)
.environmentObject(RootViewModel.development)
}
}
#endif