Add trending hashtags to add saved hashtag controller

Tusker.xcodeproj/project.pbxproj

@@ -18,6 +18,10 @@
 		04DACE8C212CB14B009840C4 /* MainTabBarViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 04DACE8B212CB14B009840C4 /* MainTabBarViewController.swift */; };
 		04DACE8E212CC7CC009840C4 /* ImageCache.swift in Sources */ = {isa = PBXBuildFile; fileRef = 04DACE8D212CC7CC009840C4 /* ImageCache.swift */; };
 		04ED00B121481ED800567C53 /* SteppedProgressView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 04ED00B021481ED800567C53 /* SteppedProgressView.swift */; };
+		D6093F9B25BDD4B9004811E6 /* HashtagSearchResultsViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6093F9A25BDD4B9004811E6 /* HashtagSearchResultsViewController.swift */; };
+		D6093FB025BE0B01004811E6 /* TrendingHashtagTableViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6093FAE25BE0B01004811E6 /* TrendingHashtagTableViewCell.swift */; };
+		D6093FB125BE0B01004811E6 /* TrendingHashtagTableViewCell.xib in Resources */ = {isa = PBXBuildFile; fileRef = D6093FAF25BE0B01004811E6 /* TrendingHashtagTableViewCell.xib */; };
+		D6093FB725BE0CF3004811E6 /* HashtagHistoryView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6093FB625BE0CF3004811E6 /* HashtagHistoryView.swift */; };
 		D60CFFDB24A290BA00D00083 /* SwiftSoup in Frameworks */ = {isa = PBXBuildFile; productRef = D60CFFDA24A290BA00D00083 /* SwiftSoup */; };
 		D60D2B8223844C71001B87A3 /* BaseStatusTableViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = D60D2B8123844C71001B87A3 /* BaseStatusTableViewCell.swift */; };
 		D60E2F272442372B005F8713 /* StatusMO.swift in Sources */ = {isa = PBXBuildFile; fileRef = D60E2F232442372B005F8713 /* StatusMO.swift */; };
@@ -296,6 +300,7 @@
 		D6E426AD25334DA500C02E1C /* FuzzyMatcherTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6E426AC25334DA500C02E1C /* FuzzyMatcherTests.swift */; };
 		D6E426B325337C7000C02E1C /* CustomEmojiImageView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6E426B225337C7000C02E1C /* CustomEmojiImageView.swift */; };
 		D6E426B9253382B300C02E1C /* SearchResultType.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6E426B8253382B300C02E1C /* SearchResultType.swift */; };
+		D6E57FA325C26FAB00341037 /* Localizable.stringsdict in Resources */ = {isa = PBXBuildFile; fileRef = D6E57FA525C26FAB00341037 /* Localizable.stringsdict */; };
 		D6E6F26321603F8B006A8599 /* CharacterCounter.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6E6F26221603F8B006A8599 /* CharacterCounter.swift */; };
 		D6E6F26521604242006A8599 /* CharacterCounterTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6E6F26421604242006A8599 /* CharacterCounterTests.swift */; };
 		D6EAE0DB2550CC8A002DB0AC /* FocusableTextField.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6EAE0DA2550CC8A002DB0AC /* FocusableTextField.swift */; };
@@ -376,6 +381,10 @@
 		04DACE8B212CB14B009840C4 /* MainTabBarViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MainTabBarViewController.swift; sourceTree = "<group>"; };
 		04DACE8D212CC7CC009840C4 /* ImageCache.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ImageCache.swift; sourceTree = "<group>"; };
 		04ED00B021481ED800567C53 /* SteppedProgressView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SteppedProgressView.swift; sourceTree = "<group>"; };
+		D6093F9A25BDD4B9004811E6 /* HashtagSearchResultsViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HashtagSearchResultsViewController.swift; sourceTree = "<group>"; };
+		D6093FAE25BE0B01004811E6 /* TrendingHashtagTableViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TrendingHashtagTableViewCell.swift; sourceTree = "<group>"; };
+		D6093FAF25BE0B01004811E6 /* TrendingHashtagTableViewCell.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = TrendingHashtagTableViewCell.xib; sourceTree = "<group>"; };
+		D6093FB625BE0CF3004811E6 /* HashtagHistoryView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HashtagHistoryView.swift; sourceTree = "<group>"; };
 		D60A4FFB238B726A008AC647 /* StatusState.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StatusState.swift; sourceTree = "<group>"; };
 		D60D2B8123844C71001B87A3 /* BaseStatusTableViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = BaseStatusTableViewCell.swift; sourceTree = "<group>"; };
 		D60E2F232442372B005F8713 /* StatusMO.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StatusMO.swift; sourceTree = "<group>"; };
@@ -660,6 +669,7 @@
 		D6E426B225337C7000C02E1C /* CustomEmojiImageView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CustomEmojiImageView.swift; sourceTree = "<group>"; };
 		D6E426B8253382B300C02E1C /* SearchResultType.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SearchResultType.swift; sourceTree = "<group>"; };
 		D6E4885C24A2890C0011C13E /* Tusker.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = Tusker.entitlements; sourceTree = "<group>"; };
+		D6E57FA425C26FAB00341037 /* en */ = {isa = PBXFileReference; lastKnownFileType = text.plist.stringsdict; name = en; path = en.lproj/Localizable.stringsdict; sourceTree = "<group>"; };
 		D6E6F26221603F8B006A8599 /* CharacterCounter.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CharacterCounter.swift; sourceTree = "<group>"; };
 		D6E6F26421604242006A8599 /* CharacterCounterTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CharacterCounterTests.swift; sourceTree = "<group>"; };
 		D6EAE0DA2550CC8A002DB0AC /* FocusableTextField.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FocusableTextField.swift; sourceTree = "<group>"; };
@@ -834,6 +844,9 @@
 			children = (
 				D611C2CD232DC61100C86A49 /* HashtagTableViewCell.swift */,
 				D611C2CE232DC61100C86A49 /* HashtagTableViewCell.xib */,
+				D6093FAE25BE0B01004811E6 /* TrendingHashtagTableViewCell.swift */,
+				D6093FAF25BE0B01004811E6 /* TrendingHashtagTableViewCell.xib */,
+				D6093FB625BE0CF3004811E6 /* HashtagHistoryView.swift */,
 			);
 			path = "Hashtag Cell";
 			sourceTree = "<group>";
@@ -901,6 +914,7 @@
 			children = (
 				D627943D23A564D400D38C68 /* ExploreViewController.swift */,
 				D6945C3323AC6431005C403C /* AddSavedHashtagViewController.swift */,
+				D6093F9A25BDD4B9004811E6 /* HashtagSearchResultsViewController.swift */,
 				D6945C3923AC75E2005C403C /* FindInstanceViewController.swift */,
 			);
 			path = Explore;
@@ -1448,6 +1462,7 @@
 				D6CA6A91249FAD8900AD45C1 /* AudioSessionHelper.swift */,
 				D6E4269C2532A3E100C02E1C /* FuzzyMatcher.swift */,
 				D6B30E08254BAF63009CAEE5 /* ImageGrayscalifier.swift */,
+				D6E57FA525C26FAB00341037 /* Localizable.stringsdict */,
 				D67B506B250B28FF00FAECFB /* Vendor */,
 				D6F1F84E2193B9BE00F5FE67 /* Caching */,
 				D6757A7A2157E00100721E32 /* XCallbackURL */,
@@ -1732,12 +1747,14 @@
 				D6A3BC7D232195C600FD64D5 /* ActionNotificationGroupTableViewCell.xib in Resources */,
 				D6412B0B24B0D4C600F5412E /* ProfileHeaderView.xib in Resources */,
 				D6D4DDDA212518A200E1C4BB /* LaunchScreen.storyboard in Resources */,
+				D6E57FA325C26FAB00341037 /* Localizable.stringsdict in Resources */,
 				D6B053AC23BD2F1400A066FA /* AssetCollectionViewCell.xib in Resources */,
 				D6D4DDD7212518A200E1C4BB /* Assets.xcassets in Resources */,
 				D663625D2135C74800C9CBA2 /* ConversationMainStatusTableViewCell.xib in Resources */,
 				D640D76922BAF5E6004FBE69 /* DomainBlocks.plist in Resources */,
 				D6969EA4240DD28D002843CE /* UnknownNotificationTableViewCell.xib in Resources */,
 				D6289E84217B795D0003D1D7 /* LargeImageViewController.xib in Resources */,
+				D6093FB125BE0B01004811E6 /* TrendingHashtagTableViewCell.xib in Resources */,
 				D627FF79217E950100CC0648 /* DraftsTableViewController.xib in Resources */,
 				D626493323BD751600612E6E /* ShowCameraCollectionViewCell.xib in Resources */,
 				D626493D23C1000300612E6E /* AlbumTableViewCell.xib in Resources */,
@@ -1865,6 +1882,7 @@
 				D60E2F292442372B005F8713 /* AccountMO.swift in Sources */,
 				D6412B0324AFF6A600F5412E /* TabBarScrollableViewController.swift in Sources */,
 				D6757A822157E8FA00721E32 /* XCBSession.swift in Sources */,
+				D6093FB725BE0CF3004811E6 /* HashtagHistoryView.swift in Sources */,
 				D6EBF01723C55E0D00AE061B /* UISceneSession+MastodonController.swift in Sources */,
 				04DACE8C212CB14B009840C4 /* MainTabBarViewController.swift in Sources */,
 				D68E525D24A3E8F00054355A /* SearchViewController.swift in Sources */,
@@ -1956,6 +1974,7 @@
 				D627943223A5466600D38C68 /* SelectableTableViewCell.swift in Sources */,
 				D6DD353F22F502EC00A9563A /* Preferences+Notification.swift in Sources */,
 				D6EAE0DB2550CC8A002DB0AC /* FocusableTextField.swift in Sources */,
+				D6093FB025BE0B01004811E6 /* TrendingHashtagTableViewCell.swift in Sources */,
 				D63661C02381C144004B9E16 /* PreferencesNavigationController.swift in Sources */,
 				D6B053A223BD2C0600A066FA /* AssetPickerViewController.swift in Sources */,
 				D6EE63FB2551F7F60065485C /* StatusCollapseButton.swift in Sources */,
@@ -2054,6 +2073,7 @@
 				D626493F23C101C500612E6E /* AlbumAssetCollectionViewController.swift in Sources */,
 				D68015422401A74600D6103B /* MediaPrefsView.swift in Sources */,
 				D6C99FCB24FADC91005C74D3 /* MainComposeTextView.swift in Sources */,
+				D6093F9B25BDD4B9004811E6 /* HashtagSearchResultsViewController.swift in Sources */,
 				D6E4267725327FB400C02E1C /* ComposeAutocompleteView.swift in Sources */,
 				D6757A7E2157E02600721E32 /* XCBRequestSpec.swift in Sources */,
 				D677284E24ECC01D00C732D3 /* Draft.swift in Sources */,
@@ -2133,6 +2153,14 @@
 			name = LaunchScreen.storyboard;
 			sourceTree = "<group>";
 		};
+		D6E57FA525C26FAB00341037 /* Localizable.stringsdict */ = {
+			isa = PBXVariantGroup;
+			children = (
+				D6E57FA425C26FAB00341037 /* en */,
+			);
+			name = Localizable.stringsdict;
+			sourceTree = "<group>";
+		};
 /* End PBXVariantGroup section */
 
 /* Begin XCBuildConfiguration section */

Tusker/Screens/Explore/AddSavedHashtagViewController.swift

@@ -9,12 +9,19 @@
 import UIKit
 import Pachyderm
 
-class AddSavedHashtagViewController: SearchResultsViewController {
+class AddSavedHashtagViewController: EnhancedTableViewController {
 
+    weak var mastodonController: MastodonController!
+    
+    var resultsController: SearchResultsViewController!
     var searchController: UISearchController!
     
+    var dataSource: UITableViewDiffableDataSource<Section, Item>!
+    
     init(mastodonController: MastodonController) {
-        super.init(mastodonController: mastodonController, resultTypes: [.hashtags])
+        self.mastodonController = mastodonController
+        
+        super.init(style: .grouped)
     }
     
     required init?(coder: NSCoder) {
@@ -24,14 +31,32 @@ class AddSavedHashtagViewController: SearchResultsViewController {
     override func viewDidLoad() {
         super.viewDidLoad()
 
-        delegate = self
+        title = NSLocalizedString("Search", comment: "search screen title")
         
-        searchController = UISearchController(searchResultsController: nil)
+        tableView.register(UINib(nibName: "TrendingHashtagTableViewCell", bundle: .main), forCellReuseIdentifier: "trendingTagCell")
-        searchController.obscuresBackgroundDuringPresentation = false
+        tableView.rowHeight = 44
+        
+        dataSource = DataSource(tableView: tableView, cellProvider: { (tableView, indexPath, item) -> UITableViewCell? in
+            switch item {
+            case let .tag(hashtag):
+                let cell = tableView.dequeueReusableCell(withIdentifier: "trendingTagCell", for: indexPath) as! TrendingHashtagTableViewCell
+                cell.updateUI(hashtag: hashtag)
+                return cell
+            }
+        })
+        
+        resultsController = HashtagSearchResultsViewController(mastodonController: mastodonController)
+        resultsController.delegate = self
+        resultsController.exploreNavigationController = self.navigationController!
+        
+        searchController = UISearchController(searchResultsController: resultsController)
+        searchController.obscuresBackgroundDuringPresentation = true
         searchController.hidesNavigationBarDuringPresentation = false
+        searchController.searchResultsUpdater = resultsController
         searchController.searchBar.autocapitalizationType = .none
         searchController.searchBar.placeholder = NSLocalizedString("Search for hashtags to save", comment: "add saved hashtag search field placeholder")
-        searchController.searchBar.delegate = self
+        searchController.searchBar.delegate = resultsController
+        searchController.searchBar.showsCancelButton = false
         
         definesPresentationContext = true
         
@@ -41,11 +66,38 @@ class AddSavedHashtagViewController: SearchResultsViewController {
         navigationItem.leftBarButtonItem = UIBarButtonItem(barButtonSystemItem: .cancel, target: self, action: #selector(cancelButtonPressed))
     }
     
-    override func performSearch(query: String?) {
+    override func viewWillAppear(_ animated: Bool) {
-        if let query = query, !query.starts(with: "#") {
+        super.viewWillAppear(animated)
-            super.performSearch(query: "#\(query)")
+        
-        } else {
+        let request = Client.getTrends(limit: 10)
-            super.performSearch(query: query)
+        mastodonController.run(request) { (response) in
+            var snapshot = NSDiffableDataSourceSnapshot<Section, Item>()
+            
+            guard case let .success(hashtags, _) = response,
+                  hashtags.count > 0 else {
+                self.dataSource.apply(snapshot)
+                return
+            }
+            
+            snapshot.appendSections([.trendingTags])
+            snapshot.appendItems(hashtags.map { .tag($0) })
+            self.dataSource.apply(snapshot, animatingDifferences: false)
+        }
+    }
+    
+    private func selectHashtag(_ hashtag: Hashtag) {
+        SavedDataManager.shared.add(hashtag: hashtag, for: mastodonController.accountInfo!)
+        presentingViewController!.dismiss(animated: true)
+    }
+    
+    // MARK: - Table View Delegate
+    
+    override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
+        switch dataSource.itemIdentifier(for: indexPath) {
+        case nil:
+            return
+        case let .tag(hashtag):
+            selectHashtag(hashtag)
         }
     }
     
@@ -57,9 +109,24 @@ class AddSavedHashtagViewController: SearchResultsViewController {
 
 }
 
+extension AddSavedHashtagViewController {
+    enum Section {
+        case trendingTags
+    }
+    
+    enum Item: Hashable {
+        case tag(Hashtag)
+    }
+    
+    class DataSource: UITableViewDiffableDataSource<Section, Item> {
+        override func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
+            return NSLocalizedString("Trending Hashtags", comment: "trending hashtags seciton title")
+        }
+    }
+}
+
 extension AddSavedHashtagViewController: SearchResultsViewControllerDelegate {
     func selectedSearchResult(hashtag: Hashtag) {
-        SavedDataManager.shared.add(hashtag: hashtag, for: mastodonController.accountInfo!)
+        selectHashtag(hashtag)
-        dismiss(animated: true)
     }
 }

Tusker/Screens/Explore/HashtagSearchResultsViewController.swift

@@ -0,0 +1,29 @@
+//
+//  HashtagSearchResultsViewController.swift
+//  Tusker
+//
+//  Created by Shadowfacts on 1/24/21.
+//  Copyright © 2021 Shadowfacts. All rights reserved.
+//
+
+import UIKit
+
+class HashtagSearchResultsViewController: SearchResultsViewController {
+    
+    init(mastodonController: MastodonController) {
+        super.init(mastodonController: mastodonController, resultTypes: [.hashtags])
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override func performSearch(query: String?) {
+        if let query = query, !query.starts(with: "#") {
+            super.performSearch(query: "#\(query)")
+        } else {
+            super.performSearch(query: query)
+        }
+    }
+    
+}

Tusker/Screens/Search/SearchResultsViewController.swift

@@ -132,6 +132,7 @@ class SearchResultsViewController: EnhancedTableViewController {
         activityIndicator.isHidden = false
         activityIndicator.startAnimating()
 
+        let resultTypes = self.resultTypes
         let request = Client.search(query: query, types: resultTypes, resolve: true, limit: 10)
         mastodonController.run(request) { (response) in
             guard case let .success(results, _) = response else { fatalError() }
@@ -161,16 +162,16 @@ class SearchResultsViewController: EnhancedTableViewController {
                     }
                 }
                 
-                if !results.accounts.isEmpty {
+                if !results.accounts.isEmpty && (resultTypes == nil || resultTypes!.contains(.accounts)) {
                     snapshot.appendSections([.accounts])
                     snapshot.appendItems(results.accounts.map { .account($0.id) }, toSection: .accounts)
                     addAccounts(results.accounts)
                 }
-                if !results.hashtags.isEmpty {
+                if !results.hashtags.isEmpty && (resultTypes == nil || resultTypes!.contains(.hashtags)) {
                     snapshot.appendSections([.hashtags])
                     snapshot.appendItems(results.hashtags.map { .hashtag($0) }, toSection: .hashtags)
                 }
-                if !results.statuses.isEmpty {
+                if !results.statuses.isEmpty && (resultTypes == nil || resultTypes!.contains(.statuses)) {
                     snapshot.appendSections([.statuses])
                     snapshot.appendItems(results.statuses.map { .status($0.id, .unknown) }, toSection: .statuses)
                     addStatuses(results.statuses)

Tusker/Views/Hashtag Cell/HashtagHistoryView.swift

@@ -0,0 +1,133 @@
+//
+//  HashtagHistoryView.swift
+//  Tusker
+//
+//  Created by Shadowfacts on 1/24/21.
+//  Copyright © 2021 Shadowfacts. All rights reserved.
+//
+
+import UIKit
+import Pachyderm
+
+class HashtagHistoryView: UIView {
+
+    private var history: [Hashtag.History]?
+    
+    private let curveRadius: CGFloat = 10
+    
+    override func layoutSubviews() {
+        super.layoutSubviews()
+        
+        createLayers()
+    }
+    
+    override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
+        super.traitCollectionDidChange(previousTraitCollection)
+        
+        createLayers()
+    }
+    
+    func setHistory(_ history: [Hashtag.History]?) {
+        if let history = history {
+            self.history = history.sorted(by: { $0.day < $1.day })
+        } else {
+            self.history = nil
+        }
+        
+        createLayers()
+    }
+    
+    private func createLayers() {
+        guard let history = history,
+              history.count >= 2 else { return }
+        
+        let maxUses = history.max(by: { $0.uses < $1.uses })!.uses
+        
+        // remove old layers if this view is being re-used
+        layer.sublayers?.forEach { $0.removeFromSuperlayer() }
+        
+        let path = UIBezierPath()
+        
+        let widthStep = bounds.width / CGFloat(history.count - 1)
+        
+        let points: [CGPoint] = history.enumerated().map { (index, entry) in
+            let x = CGFloat(index) * widthStep
+            let yFrac = CGFloat(entry.uses) / CGFloat(maxUses)
+            let y = (1 - yFrac) * bounds.height
+            return CGPoint(x: x, y: y)
+        }
+        
+        var gapStartPoints = [CGPoint]()
+        var gapEndPoints = [CGPoint]()
+        
+        for (index, point) in points.enumerated().dropFirst().dropLast() {
+            let prev = points[index - 1]
+            let next = points[index + 1]
+            
+            let a = atan((point.y - prev.y) / widthStep)
+            let b = atan((next.y - point.y) / widthStep)
+            let innerAngle = .pi - a - b
+            
+            let gapDistance = curveRadius / sin(innerAngle / 2)
+            
+            let x1 = point.x - cos(a) * gapDistance
+            let y1 = point.y - sin(a) * gapDistance
+            gapStartPoints.append(CGPoint(x: x1, y: y1))
+            
+            let x2 = point.x + cos(b) * gapDistance
+            let y2 = point.y + sin(b) * gapDistance
+            gapEndPoints.append(CGPoint(x: x2, y: y2))
+        }
+        
+        path.move(to: points.first!)
+        for (index, point) in points.dropFirst().dropLast().enumerated() {
+            path.addLine(to: gapStartPoints[index])
+            path.addQuadCurve(to: gapEndPoints[index], controlPoint: point)
+        }
+        path.addLine(to: points.last!)
+
+        let borderLayer = CAShapeLayer()
+        // copy the border path so we can continue mutating the UIBezierPath to create the fill path
+        borderLayer.path = path.cgPath.copy()!
+        borderLayer.strokeColor = tintColor.cgColor
+        borderLayer.fillColor = nil
+        borderLayer.lineWidth = 2
+        borderLayer.lineCap = .round
+        
+        path.addLine(to: CGPoint(x: bounds.width, y: bounds.height))
+        path.addLine(to: CGPoint(x: 0, y: bounds.height))
+        path.addLine(to: points.first!)
+        
+        let fillLayer = CAShapeLayer()
+        fillLayer.path = path.cgPath
+        let fillColor = self.fillColor()
+        fillLayer.strokeColor = fillColor
+        fillLayer.fillColor = fillColor
+        fillLayer.lineWidth = 2
+        
+        layer.addSublayer(fillLayer)
+        layer.addSublayer(borderLayer)
+    }
+    
+    // The non-transparent fill color.
+    // We blend with the view's background color ourselves so that final color is non-transparent,
+    // otherwise when the fill layer's border and fill overlap, there's a visibly darker patch
+    // because transparent colors are being blended together.
+    private func fillColor() -> CGColor {
+        var backgroundRed: CGFloat = 0
+        var backgroundGreen: CGFloat = 0
+        var backgroundBlue: CGFloat = 0
+        var tintRed: CGFloat = 0
+        var tintGreen: CGFloat = 0
+        var tintBlue: CGFloat = 0
+        traitCollection.performAsCurrent {
+            backgroundColor!.getRed(&backgroundRed, green: &backgroundGreen, blue: &backgroundBlue, alpha: nil)
+            tintColor.getRed(&tintRed, green: &tintGreen, blue: &tintBlue, alpha: nil)
+        }
+        let blendedRed = (backgroundRed + tintRed) / 2
+        let blendedGreen = (backgroundGreen + tintGreen) / 2
+        let blendedBlue = (backgroundBlue + tintBlue) / 2
+        return CGColor(red: blendedRed, green: blendedGreen, blue: blendedBlue, alpha: 1)
+    }
+
+}

Tusker/Views/Hashtag Cell/HashtagTableViewCell.xib

@@ -1,8 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="14868" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="17701" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
     <device id="retina6_1" orientation="portrait" appearance="light"/>
     <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14824"/>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="17703"/>
         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
@@ -17,8 +18,8 @@
                 <autoresizingMask key="autoresizingMask"/>
                 <subviews>
                     <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="#hashtag" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="vVg-1C-zJr">
-                        <rect key="frame" x="16" y="11" width="83" height="22"/>
+                        <rect key="frame" x="16" y="11" width="71.5" height="22"/>
-                        <fontDescription key="fontDescription" type="system" pointSize="20"/>
+                        <fontDescription key="fontDescription" style="UICTFontTextStyleBody"/>
                         <nil key="textColor"/>
                         <nil key="highlightedColor"/>
                     </label>

Tusker/Views/Hashtag Cell/TrendingHashtagTableViewCell.swift

@@ -0,0 +1,41 @@
+//
+//  TrendingHashtagTableViewCell.swift
+//  Tusker
+//
+//  Created by Shadowfacts on 1/24/21.
+//  Copyright © 2021 Shadowfacts. All rights reserved.
+//
+
+import UIKit
+import Pachyderm
+
+class TrendingHashtagTableViewCell: UITableViewCell {
+
+    @IBOutlet weak var hashtagLabel: UILabel!
+    @IBOutlet weak var peopleTodayLabel: UILabel!
+    @IBOutlet weak var historyView: HashtagHistoryView!
+    
+    override func awakeFromNib() {
+        super.awakeFromNib()
+    }
+    
+    func updateUI(hashtag: Hashtag) {
+        hashtagLabel.text = "#\(hashtag.name)"
+        historyView.setHistory(hashtag.history)
+        historyView.isHidden = hashtag.history == nil || hashtag.history!.count < 2
+        
+        if let history = hashtag.history {
+            let sorted = history.sorted(by: { $0.day < $1.day })
+            let lastTwo = sorted[(sorted.count - 2)...]
+            let accounts = lastTwo.map(\.accounts).reduce(0, +)
+            let uses = lastTwo.map(\.uses).reduce(0, +)
+            
+            let format = NSLocalizedString("trending hashtag info", comment: "trending hashtag posts and people")
+            peopleTodayLabel.text = String.localizedStringWithFormat(format, accounts, uses)
+            peopleTodayLabel.isHidden = false
+        } else {
+            peopleTodayLabel.isHidden = true
+        }
+    }
+    
+}

Tusker/Views/Hashtag Cell/TrendingHashtagTableViewCell.xib

@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="17701" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
+    <device id="retina6_1" orientation="portrait" appearance="light"/>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="17703"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="System colors in document resources" minToolsVersion="11.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <objects>
+        <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner"/>
+        <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
+        <tableViewCell contentMode="scaleToFill" selectionStyle="default" indentationWidth="10" id="KGk-i7-Jjw" customClass="TrendingHashtagTableViewCell" customModule="Tusker" customModuleProvider="target">
+            <rect key="frame" x="0.0" y="0.0" width="320" height="66"/>
+            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+            <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="KGk-i7-Jjw" id="H2p-sc-9uM">
+                <rect key="frame" x="0.0" y="0.0" width="320" height="66"/>
+                <autoresizingMask key="autoresizingMask"/>
+                <subviews>
+                    <stackView opaque="NO" contentMode="scaleToFill" alignment="center" spacing="8" translatesAutoresizingMaskIntoConstraints="NO" id="tEP-en-vHK">
+                        <rect key="frame" x="16" y="0.0" width="288" height="66"/>
+                        <subviews>
+                            <stackView opaque="NO" contentMode="scaleToFill" axis="vertical" translatesAutoresizingMaskIntoConstraints="NO" id="iCc-do-llt">
+                                <rect key="frame" x="0.0" y="15.5" width="180" height="35"/>
+                                <subviews>
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="#hashtag" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="SIS-9e-Paj">
+                                        <rect key="frame" x="0.0" y="0.0" width="180" height="20.5"/>
+                                        <fontDescription key="fontDescription" style="UICTFontTextStyleBody"/>
+                                        <nil key="textColor"/>
+                                        <nil key="highlightedColor"/>
+                                    </label>
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="6 people today" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="Kc5-BL-bmu">
+                                        <rect key="frame" x="0.0" y="20.5" width="180" height="14.5"/>
+                                        <fontDescription key="fontDescription" style="UICTFontTextStyleCaption1"/>
+                                        <nil key="textColor"/>
+                                        <nil key="highlightedColor"/>
+                                    </label>
+                                </subviews>
+                            </stackView>
+                            <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="Xrw-2v-ybZ" customClass="HashtagHistoryView" customModule="Tusker" customModuleProvider="target">
+                                <rect key="frame" x="188" y="19" width="100" height="28"/>
+                                <color key="backgroundColor" systemColor="secondarySystemGroupedBackgroundColor"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="28" id="W4C-uw-zWg"/>
+                                    <constraint firstAttribute="width" constant="100" id="XHb-vd-qNk"/>
+                                </constraints>
+                            </view>
+                        </subviews>
+                    </stackView>
+                </subviews>
+                <constraints>
+                    <constraint firstItem="tEP-en-vHK" firstAttribute="top" secondItem="H2p-sc-9uM" secondAttribute="top" id="3Qd-rF-nGk"/>
+                    <constraint firstAttribute="trailingMargin" secondItem="tEP-en-vHK" secondAttribute="trailing" id="Ws6-oZ-9Es"/>
+                    <constraint firstItem="tEP-en-vHK" firstAttribute="leading" secondItem="H2p-sc-9uM" secondAttribute="leadingMargin" id="if4-Ea-awg"/>
+                    <constraint firstAttribute="bottom" secondItem="tEP-en-vHK" secondAttribute="bottom" id="nTV-Ih-vTj"/>
+                </constraints>
+            </tableViewCellContentView>
+            <viewLayoutGuide key="safeArea" id="njF-e1-oar"/>
+            <connections>
+                <outlet property="hashtagLabel" destination="SIS-9e-Paj" id="1UK-Va-3rL"/>
+                <outlet property="historyView" destination="Xrw-2v-ybZ" id="OIh-K9-gSk"/>
+                <outlet property="peopleTodayLabel" destination="Kc5-BL-bmu" id="5L8-aO-zt4"/>
+            </connections>
+            <point key="canvasLocation" x="132" y="132"/>
+        </tableViewCell>
+    </objects>
+    <resources>
+        <systemColor name="secondarySystemGroupedBackgroundColor">
+            <color white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+        </systemColor>
+    </resources>
+</document>

Tusker/en.lproj/Localizable.stringsdict

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>trending hashtag info</key>
+	<dict>
+		<key>NSStringLocalizedFormatKey</key>
+		<string>%#@accounts@, %#@posts@ recently</string>
+		<key>posts</key>
+		<dict>
+			<key>NSStringFormatSpecTypeKey</key>
+			<string>NSStringPluralRuleType</string>
+			<key>NSStringFormatValueTypeKey</key>
+			<string>u</string>
+			<key>one</key>
+			<string>1 post</string>
+			<key>other</key>
+			<string>%u posts</string>
+		</dict>
+		<key>accounts</key>
+		<dict>
+			<key>NSStringFormatSpecTypeKey</key>
+			<string>NSStringPluralRuleType</string>
+			<key>NSStringFormatValueTypeKey</key>
+			<string>u</string>
+			<key>one</key>
+			<string>1 person</string>
+			<key>other</key>
+			<string>%u people</string>
+		</dict>
+	</dict>
+</dict>
+</plist>