chore: add followAction

Mastodon.xcodeproj/project.pbxproj

@@ -135,6 +135,7 @@
 		5DF1057925F88A1D00D6C0D4 /* PlayerContainerView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 5DF1057825F88A1D00D6C0D4 /* PlayerContainerView.swift */; };
 		5DF1057F25F88A4100D6C0D4 /* TouchBlockingView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 5DF1057E25F88A4100D6C0D4 /* TouchBlockingView.swift */; };
 		5DF1058525F88AE500D6C0D4 /* NeedsDependency+AVPlayerViewControllerDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 5DF1058425F88AE500D6C0D4 /* NeedsDependency+AVPlayerViewControllerDelegate.swift */; };
+		5DFC35DF262068D20045711D /* SearchViewController+Follow.swift in Sources */ = {isa = PBXBuildFile; fileRef = 5DFC35DE262068D20045711D /* SearchViewController+Follow.swift */; };
 		5E0DEC05797A7E6933788DDB /* Pods_MastodonTests.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 452147B2903DF38070FE56A2 /* Pods_MastodonTests.framework */; };
 		5E44BF88AD33646E64727BCF /* Pods_MastodonTests.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = CD92E0F10BDE4FE7C4B999F2 /* Pods_MastodonTests.framework */; };
 		87FFDA5D898A5C42ADCB35E7 /* Pods_Mastodon.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = A4ABE34829701A4496C5BB64 /* Pods_Mastodon.framework */; };
@@ -506,6 +507,7 @@
 		5DF1057825F88A1D00D6C0D4 /* PlayerContainerView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PlayerContainerView.swift; sourceTree = "<group>"; };
 		5DF1057E25F88A4100D6C0D4 /* TouchBlockingView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TouchBlockingView.swift; sourceTree = "<group>"; };
 		5DF1058425F88AE500D6C0D4 /* NeedsDependency+AVPlayerViewControllerDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "NeedsDependency+AVPlayerViewControllerDelegate.swift"; sourceTree = "<group>"; };
+		5DFC35DE262068D20045711D /* SearchViewController+Follow.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "SearchViewController+Follow.swift"; sourceTree = "<group>"; };
 		75E3471C898DDD9631729B6E /* Pods-Mastodon.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-Mastodon.release.xcconfig"; path = "Target Support Files/Pods-Mastodon/Pods-Mastodon.release.xcconfig"; sourceTree = "<group>"; };
 		9780A4C98FFC65B32B50D1C0 /* Pods-MastodonTests.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-MastodonTests.release.xcconfig"; path = "Target Support Files/Pods-MastodonTests/Pods-MastodonTests.release.xcconfig"; sourceTree = "<group>"; };
 		A4ABE34829701A4496C5BB64 /* Pods_Mastodon.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_Mastodon.framework; sourceTree = BUILT_PRODUCTS_DIR; };
@@ -1613,6 +1615,7 @@
 				DB9D6BE825E4F5340051B173 /* SearchViewController.swift */,
 				2D34D9CA261489930081BFC0 /* SearchViewController+Recommend.swift */,
 				2DFAD5262616F9D300F9EE7C /* SearchViewController+Searching.swift */,
+				5DFC35DE262068D20045711D /* SearchViewController+Follow.swift */,
 				2D6DE3FF26141DF600A63F6A /* SearchViewModel.swift */,
 				2D198654261C3C4300F0B013 /* SearchViewModel+LoadOldestState.swift */,
 				2D34D9E026149C550081BFC0 /* CollectionViewCell */,
@@ -2355,6 +2358,7 @@
 				2D42FF6B25C817D2004A627A /* MastodonStatusContent.swift in Sources */,
 				2DF75BA725D10E1000694EC8 /* APIService+Favorite.swift in Sources */,
 				DB9D6C3825E508BE0051B173 /* Attachment.swift in Sources */,
+				5DFC35DF262068D20045711D /* SearchViewController+Follow.swift in Sources */,
 				DB8AF52E25C13561002E6C99 /* ViewStateStore.swift in Sources */,
 				2DA7D04A25CA52CB00804E11 /* TimelineBottomLoaderTableViewCell.swift in Sources */,
 				2D76318325C14E8F00929FB9 /* PublicTimelineViewModel+Diffable.swift in Sources */,

Mastodon/Diffiable/Section/RecommendAccountSection.swift

@@ -5,11 +5,11 @@
 //  Created by sxiaojian on 2021/4/1.
 //
 
+import CoreData
+import CoreDataStack
 import Foundation
 import MastodonSDK
 import UIKit
-import CoreData
-import CoreDataStack
 
 enum RecommendAccountSection: Equatable, Hashable {
     case main
@@ -18,15 +18,14 @@ enum RecommendAccountSection: Equatable, Hashable {
 extension RecommendAccountSection {
     static func collectionViewDiffableDataSource(
         for collectionView: UICollectionView,
-        context: AppContext!
+        delegate: SearchRecommendAccountsCollectionViewCellDelegate,
+        managedObjectContext: NSManagedObjectContext
     ) -> UICollectionViewDiffableDataSource<RecommendAccountSection, NSManagedObjectID> {
-        UICollectionViewDiffableDataSource(collectionView: collectionView) { collectionView, indexPath, objectID -> UICollectionViewCell? in
+        UICollectionViewDiffableDataSource(collectionView: collectionView) { [weak delegate] collectionView, indexPath, objectID -> UICollectionViewCell? in
             let cell = collectionView.dequeueReusableCell(withReuseIdentifier: String(describing: SearchRecommendAccountsCollectionViewCell.self), for: indexPath) as! SearchRecommendAccountsCollectionViewCell
-            let user = context.managedObjectContext.object(with: objectID) as! MastodonUser
+            let user = managedObjectContext.object(with: objectID) as! MastodonUser
+            cell.delegate = delegate
             cell.config(with: user)
-            if let currentUser = context.authenticationService.activeMastodonAuthentication.value?.user {
-                cell.configFollowButton(with: user, currentMastodonUser: currentUser)
-            }
             return cell
         }
     }

Mastodon/Scene/Search/CollectionViewCell/SearchRecommendAccountsCollectionViewCell.swift

@@ -5,16 +5,23 @@
 //  Created by sxiaojian on 2021/4/1.
 //
 
+import Combine
+import CoreDataStack
 import Foundation
 import MastodonSDK
 import UIKit
-import CoreDataStack
+
-import Combine
+protocol SearchRecommendAccountsCollectionViewCellDelegate: NSObject {
+    func followButtonDidPressed(clickedUser: MastodonUser)
+    
+    func configFollowButton(with mastodonUser: MastodonUser, followButton: HighlightDimmableButton)
+}
 
 class SearchRecommendAccountsCollectionViewCell: UICollectionViewCell {
-    
     var disposeBag = Set<AnyCancellable>()
     
+    weak var delegate: SearchRecommendAccountsCollectionViewCellDelegate?
+    
     let avatarImageView: UIImageView = {
         let imageView = UIImageView()
         imageView.layer.cornerRadius = 8.4
@@ -52,8 +59,8 @@ class SearchRecommendAccountsCollectionViewCell: UICollectionViewCell {
         return label
     }()
     
-    let followButton: UIButton = {
+    let followButton: HighlightDimmableButton = {
-        let button = UIButton(type: .custom)
+        let button = HighlightDimmableButton(type: .custom)
         button.setTitleColor(.white, for: .normal)
         button.setTitle(L10n.Scene.Search.Recommend.Accounts.follow, for: .normal)
         button.titleLabel?.font = .systemFont(ofSize: 14, weight: .semibold)
@@ -138,49 +145,22 @@ extension SearchRecommendAccountsCollectionViewCell {
         headerImageView.af.setImage(
             withURL: URL(string: mastodonUser.header)!,
             placeholderImage: UIImage.placeholder(color: .systemFill),
-            imageTransition: .crossDissolve(0.2)) { [weak self] _ in
+            imageTransition: .crossDissolve(0.2)
+        ) { [weak self] _ in
             guard let self = self else { return }
             self.headerImageView.addSubview(self.visualEffectView)
             self.visualEffectView.pin(top: 0, left: 0, bottom: 0, right: 0)
         }
-    }
+        delegate?.configFollowButton(with: mastodonUser, followButton: followButton)
-    
+        followButton.publisher(for: .touchUpInside)
-    func configFollowButton(with mastodonUser: MastodonUser, currentMastodonUser: MastodonUser) {
+            .sink { [weak self] _ in
-        self._configFollowButton(with: mastodonUser, currentMastodonUser: currentMastodonUser)
+                self?.followButtonDidPressed(mastodonUser: mastodonUser)
-        ManagedObjectObserver.observe(object: currentMastodonUser)
-            .sink { _ in
-                
-            } receiveValue: { change in
-                guard case .update(let object) = change.changeType,
-                      let newUser = object as? MastodonUser else { return }
-                self._configFollowButton(with: mastodonUser, currentMastodonUser: newUser)
             }
             .store(in: &disposeBag)
     }
     
-    func _configFollowButton(with mastodonUser: MastodonUser, currentMastodonUser: MastodonUser) {
+    func followButtonDidPressed(mastodonUser: MastodonUser) {
-        var relationshipActionSet = ProfileViewModel.RelationshipActionOptionSet([.follow])
+        delegate?.followButtonDidPressed(clickedUser: mastodonUser)
-
-        let isFollowing = mastodonUser.followingBy.flatMap { $0.contains(currentMastodonUser) } ?? false
-        if isFollowing {
-            relationshipActionSet.insert(.following)
-        }
-
-        let isPending = mastodonUser.followRequestedBy.flatMap { $0.contains(currentMastodonUser) } ?? false
-        if isPending {
-            relationshipActionSet.insert(.pending)
-        }
-
-        let isBlocking = mastodonUser.blockingBy.flatMap { $0.contains(currentMastodonUser) } ?? false
-        if isBlocking {
-            relationshipActionSet.insert(.blocking)
-        }
-
-        let isBlockedBy = currentMastodonUser.blockingBy.flatMap { $0.contains(mastodonUser) } ?? false
-        if isBlockedBy {
-            relationshipActionSet.insert(.blocked)
-        }
-        self.followButton.setTitle(relationshipActionSet.title, for: .normal)
     }
 }
 

Mastodon/Scene/Search/SearchViewController+Follow.swift

@@ -0,0 +1,137 @@
+//
+//  SearchViewController+Follow.swift
+//  Mastodon
+//
+//  Created by xiaojian sun on 2021/4/9.
+//
+
+import Combine
+import CoreDataStack
+import Foundation
+import UIKit
+
+extension SearchViewController: UserProvider {
+    func mastodonUser() -> Future<MastodonUser?, Never> {
+        Future { promise in
+            promise(.success(self.viewModel.mastodonUser.value))
+        }
+    }
+}
+
+extension SearchViewController: SearchRecommendAccountsCollectionViewCellDelegate {
+    func followButtonDidPressed(clickedUser: MastodonUser) {
+        viewModel.mastodonUser.value = clickedUser
+        guard let currentMastodonUser = viewModel.currentMastodonUser.value else {
+            return
+        }
+        let relationshipAction = relationShipActionSet(mastodonUser: clickedUser, currentMastodonUser: currentMastodonUser)
+        switch relationshipAction {
+        case .none:
+            break
+        case .follow, .following:
+            UserProviderFacade.toggleUserFollowRelationship(provider: self)
+                .sink { _ in
+
+                } receiveValue: { _ in
+                }
+                .store(in: &disposeBag)
+        case .pending:
+            break
+        case .muting:
+            guard let mastodonUser = viewModel.mastodonUser.value else { return }
+            let name = mastodonUser.displayNameWithFallback
+            let alertController = UIAlertController(
+                title: L10n.Scene.Profile.RelationshipActionAlert.ConfirmUnmuteUser.title,
+                message: L10n.Scene.Profile.RelationshipActionAlert.ConfirmUnmuteUser.message(name),
+                preferredStyle: .alert
+            )
+            let unmuteAction = UIAlertAction(title: L10n.Common.Controls.Firendship.unmute, style: .default) { [weak self] _ in
+                guard let self = self else { return }
+                UserProviderFacade.toggleUserMuteRelationship(provider: self)
+                    .sink { _ in
+                        // do nothing
+                    } receiveValue: { _ in
+                        // do nothing
+                    }
+                    .store(in: &self.context.disposeBag)
+            }
+            alertController.addAction(unmuteAction)
+            let cancelAction = UIAlertAction(title: L10n.Common.Controls.Actions.cancel, style: .cancel, handler: nil)
+            alertController.addAction(cancelAction)
+            present(alertController, animated: true, completion: nil)
+        case .blocking:
+            guard let mastodonUser = viewModel.mastodonUser.value else { return }
+            let name = mastodonUser.displayNameWithFallback
+            let alertController = UIAlertController(
+                title: L10n.Scene.Profile.RelationshipActionAlert.ConfirmUnblockUsre.title,
+                message: L10n.Scene.Profile.RelationshipActionAlert.ConfirmUnblockUsre.message(name),
+                preferredStyle: .alert
+            )
+            let unblockAction = UIAlertAction(title: L10n.Common.Controls.Firendship.unblock, style: .default) { [weak self] _ in
+                guard let self = self else { return }
+                UserProviderFacade.toggleUserBlockRelationship(provider: self)
+                    .sink { _ in
+                        // do nothing
+                    } receiveValue: { _ in
+                        // do nothing
+                    }
+                    .store(in: &self.context.disposeBag)
+            }
+            alertController.addAction(unblockAction)
+            let cancelAction = UIAlertAction(title: L10n.Common.Controls.Actions.cancel, style: .cancel, handler: nil)
+            alertController.addAction(cancelAction)
+            present(alertController, animated: true, completion: nil)
+        case .blocked:
+            break
+        default:
+            assertionFailure()
+        }
+    }
+
+    func configFollowButton(with mastodonUser: MastodonUser, followButton: HighlightDimmableButton) {
+        guard let currentMastodonUser = viewModel.currentMastodonUser.value else {
+            return
+        }
+        _configFollowButton(with: mastodonUser, currentMastodonUser: currentMastodonUser, followButton: followButton)
+        ManagedObjectObserver.observe(object: currentMastodonUser)
+            .sink { _ in
+
+            } receiveValue: { change in
+                guard case .update(let object) = change.changeType,
+                      let newUser = object as? MastodonUser else { return }
+                self._configFollowButton(with: mastodonUser, currentMastodonUser: newUser, followButton: followButton)
+            }
+            .store(in: &disposeBag)
+    }
+}
+
+extension SearchViewController {
+    func _configFollowButton(with mastodonUser: MastodonUser, currentMastodonUser: MastodonUser, followButton: HighlightDimmableButton) {
+        let relationshipActionSet = relationShipActionSet(mastodonUser: mastodonUser, currentMastodonUser: currentMastodonUser)
+        followButton.setTitle(relationshipActionSet.title, for: .normal)
+    }
+
+    func relationShipActionSet(mastodonUser: MastodonUser, currentMastodonUser: MastodonUser) -> ProfileViewModel.RelationshipActionOptionSet {
+        var relationshipActionSet = ProfileViewModel.RelationshipActionOptionSet([.follow])
+        let isFollowing = mastodonUser.followingBy.flatMap { $0.contains(currentMastodonUser) } ?? false
+        if isFollowing {
+            relationshipActionSet.insert(.following)
+        }
+
+        let isPending = mastodonUser.followRequestedBy.flatMap { $0.contains(currentMastodonUser) } ?? false
+        if isPending {
+            relationshipActionSet.insert(.pending)
+        }
+
+        let isBlocking = mastodonUser.blockingBy.flatMap { $0.contains(currentMastodonUser) } ?? false
+        if isBlocking {
+            relationshipActionSet.insert(.blocking)
+        }
+
+        let isBlockedBy = currentMastodonUser.blockingBy.flatMap { $0.contains(mastodonUser) } ?? false
+        if isBlockedBy {
+            relationshipActionSet.insert(.blocked)
+        }
+        return relationshipActionSet
+    }
+}

Mastodon/Scene/Search/SearchViewController.swift

@@ -150,7 +150,7 @@ extension SearchViewController {
     
     func setupDataSource() {
         viewModel.hashtagDiffableDataSource = RecommendHashTagSection.collectionViewDiffableDataSource(for: hashtagCollectionView)
-        viewModel.accountDiffableDataSource = RecommendAccountSection.collectionViewDiffableDataSource(for: accountsCollectionView, context: context)
+        viewModel.accountDiffableDataSource = RecommendAccountSection.collectionViewDiffableDataSource(for: accountsCollectionView, delegate: self, managedObjectContext: context.managedObjectContext)
         viewModel.searchResultDiffableDataSource = SearchResultSection.tableViewDiffableDataSource(for: searchingTableView, dependency: self)
     }
 }

Mastodon/Scene/Search/SearchViewModel.swift

@@ -21,6 +21,9 @@ final class SearchViewModel: NSObject {
     let context: AppContext
     weak var coordinator: SceneCoordinator!
     
+    let mastodonUser = CurrentValueSubject<MastodonUser?, Never>(nil)
+    let currentMastodonUser = CurrentValueSubject<MastodonUser?, Never>(nil)
+    
     // output
     let searchText = CurrentValueSubject<String, Never>("")
     let searchScope = CurrentValueSubject<Mastodon.API.Search.SearchType, Never>(Mastodon.API.Search.SearchType.default)
@@ -60,6 +63,19 @@ final class SearchViewModel: NSObject {
         guard let activeMastodonAuthenticationBox = self.context.authenticationService.activeMastodonAuthenticationBox.value else {
             return
         }
+        
+        // bind active authentication
+        context.authenticationService.activeMastodonAuthentication
+            .sink { [weak self] activeMastodonAuthentication in
+                guard let self = self else { return }
+                guard let activeMastodonAuthentication = activeMastodonAuthentication else {
+                    self.currentMastodonUser.value = nil
+                    return
+                }
+                self.currentMastodonUser.value = activeMastodonAuthentication.user
+            }
+            .store(in: &disposeBag)
+        
         Publishers.CombineLatest(
             searchText
                 .debounce(for: .milliseconds(300), scheduler: DispatchQueue.main).removeDuplicates(),