Add post drafts

Tusker.xcodeproj/project.pbxproj

@@ -61,6 +61,11 @@
 		D621544B21682AD30003D87D /* TabTableViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = D621544A21682AD30003D87D /* TabTableViewCell.swift */; };
 		D621544D21682AD90003D87D /* TabTableViewCell.xib in Resources */ = {isa = PBXBuildFile; fileRef = D621544C21682AD90003D87D /* TabTableViewCell.xib */; };
 		D627FF74217BBC9700CC0648 /* AppRouter.swift in Sources */ = {isa = PBXBuildFile; fileRef = D627FF73217BBC9700CC0648 /* AppRouter.swift */; };
+		D627FF76217E923E00CC0648 /* DraftsManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = D627FF75217E923E00CC0648 /* DraftsManager.swift */; };
+		D627FF79217E950100CC0648 /* DraftsTableViewController.xib in Resources */ = {isa = PBXBuildFile; fileRef = D627FF78217E950100CC0648 /* DraftsTableViewController.xib */; };
+		D627FF7B217E951500CC0648 /* DraftsTableViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D627FF7A217E951500CC0648 /* DraftsTableViewController.swift */; };
+		D627FF7D217E958900CC0648 /* DraftTableViewCell.xib in Resources */ = {isa = PBXBuildFile; fileRef = D627FF7C217E958900CC0648 /* DraftTableViewCell.xib */; };
+		D627FF7F217E95E000CC0648 /* DraftTableViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = D627FF7E217E95E000CC0648 /* DraftTableViewCell.swift */; };
 		D6289E84217B795D0003D1D7 /* LargeImageViewController.xib in Resources */ = {isa = PBXBuildFile; fileRef = D6289E83217B795D0003D1D7 /* LargeImageViewController.xib */; };
 		D62D2422217AA7E1005076CC /* UserActivityManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = D62D2421217AA7E1005076CC /* UserActivityManager.swift */; };
 		D62D2424217ABF3F005076CC /* NSUserActivity+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D62D2423217ABF3F005076CC /* NSUserActivity+Extensions.swift */; };
@@ -249,6 +254,11 @@
 		D621544A21682AD30003D87D /* TabTableViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TabTableViewCell.swift; sourceTree = "<group>"; };
 		D621544C21682AD90003D87D /* TabTableViewCell.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = TabTableViewCell.xib; sourceTree = "<group>"; };
 		D627FF73217BBC9700CC0648 /* AppRouter.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppRouter.swift; sourceTree = "<group>"; };
+		D627FF75217E923E00CC0648 /* DraftsManager.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DraftsManager.swift; sourceTree = "<group>"; };
+		D627FF78217E950100CC0648 /* DraftsTableViewController.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = DraftsTableViewController.xib; sourceTree = "<group>"; };
+		D627FF7A217E951500CC0648 /* DraftsTableViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DraftsTableViewController.swift; sourceTree = "<group>"; };
+		D627FF7C217E958900CC0648 /* DraftTableViewCell.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = DraftTableViewCell.xib; sourceTree = "<group>"; };
+		D627FF7E217E95E000CC0648 /* DraftTableViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DraftTableViewCell.swift; sourceTree = "<group>"; };
 		D6289E83217B795D0003D1D7 /* LargeImageViewController.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = LargeImageViewController.xib; sourceTree = "<group>"; };
 		D62D2421217AA7E1005076CC /* UserActivityManager.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = UserActivityManager.swift; sourceTree = "<group>"; };
 		D62D2423217ABF3F005076CC /* NSUserActivity+Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "NSUserActivity+Extensions.swift"; sourceTree = "<group>"; };
@@ -481,6 +491,17 @@
 			path = Tab;
 			sourceTree = "<group>";
 		};
+		D627FF77217E94F200CC0648 /* Drafts */ = {
+			isa = PBXGroup;
+			children = (
+				D627FF78217E950100CC0648 /* DraftsTableViewController.xib */,
+				D627FF7A217E951500CC0648 /* DraftsTableViewController.swift */,
+				D627FF7C217E958900CC0648 /* DraftTableViewCell.xib */,
+				D627FF7E217E95E000CC0648 /* DraftTableViewCell.swift */,
+			);
+			path = Drafts;
+			sourceTree = "<group>";
+		};
 		D62D241E217AA46B005076CC /* Shortcuts */ = {
 			isa = PBXGroup;
 			children = (
@@ -560,6 +581,7 @@
 		D641C787213DD862004B4513 /* Compose */ = {
 			isa = PBXGroup;
 			children = (
+				D627FF77217E94F200CC0648 /* Drafts */,
 				D6A5FAF0217B7E05003DB2D9 /* ComposeViewController.xib */,
 				D66362702136338600C9CBA2 /* ComposeViewController.swift */,
 			);
@@ -747,6 +769,7 @@
 				D6D4DDCF212518A000E1C4BB /* AppDelegate.swift */,
 				D627FF73217BBC9700CC0648 /* AppRouter.swift */,
 				D64D0AAC2128D88B005A6F37 /* LocalData.swift */,
+				D627FF75217E923E00CC0648 /* DraftsManager.swift */,
 				04DACE8D212CC7CC009840C4 /* ImageCache.swift */,
 				D6028B9A2150811100F223B9 /* MastodonCache.swift */,
 				D6C693EE216192C2007D6A6D /* TuskerNavigationDelegate.swift */,
@@ -1007,6 +1030,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				D641C779213CAC56004B4513 /* ActionNotificationTableViewCell.xib in Resources */,
+				D627FF7D217E958900CC0648 /* DraftTableViewCell.xib in Resources */,
 				D667E5E921349EE50057A976 /* ProfileHeaderTableViewCell.xib in Resources */,
 				D6C693CD2161257B007D6A6D /* SilentActionPermissionCell.xib in Resources */,
 				D6D4DDDA212518A200E1C4BB /* LaunchScreen.storyboard in Resources */,
@@ -1016,6 +1040,7 @@
 				D641C77B213CB017004B4513 /* FollowNotificationTableViewCell.xib in Resources */,
 				D6289E84217B795D0003D1D7 /* LargeImageViewController.xib in Resources */,
 				D663626621360DD700C9CBA2 /* Preferences.storyboard in Resources */,
+				D627FF79217E950100CC0648 /* DraftsTableViewController.xib in Resources */,
 				D667E5E12134937B0057A976 /* StatusTableViewCell.xib in Resources */,
 				D6A5FAF1217B7E05003DB2D9 /* ComposeViewController.xib in Resources */,
 				D621544D21682AD90003D87D /* TabTableViewCell.xib in Resources */,
@@ -1118,8 +1143,10 @@
 				D667E5F82135C3040057A976 /* Mastodon+Equatable.swift in Sources */,
 				D621544B21682AD30003D87D /* TabTableViewCell.swift in Sources */,
 				04DACE8E212CC7CC009840C4 /* ImageCache.swift in Sources */,
+				D627FF7B217E951500CC0648 /* DraftsTableViewController.swift in Sources */,
 				D6333B772138D94E00CE884A /* ComposeMediaView.swift in Sources */,
 				04ED00B121481ED800567C53 /* SteppedProgressView.swift in Sources */,
+				D627FF7F217E95E000CC0648 /* DraftTableViewCell.swift in Sources */,
 				D663626421360D2300C9CBA2 /* AvatarStyle.swift in Sources */,
 				D679C09F215850EF00DA27FE /* XCBActions.swift in Sources */,
 				D6538945214D6D7500E3CEFC /* TableViewSwipeActionProvider.swift in Sources */,
@@ -1143,6 +1170,7 @@
 				D627FF74217BBC9700CC0648 /* AppRouter.swift in Sources */,
 				D6C693FE2162FEEA007D6A6D /* UIViewController+Children.swift in Sources */,
 				D64D0AB12128D9AE005A6F37 /* OnboardingViewController.swift in Sources */,
+				D627FF76217E923E00CC0648 /* DraftsManager.swift in Sources */,
 				D663626821360E2C00C9CBA2 /* PreferencesTableViewController.swift in Sources */,
 				D64F80E2215875CC00BEF393 /* XCBActionType.swift in Sources */,
 				D66362752137068A00C9CBA2 /* Visibility+Helpers.swift in Sources */,

Tusker/AppDelegate.swift

@@ -48,6 +48,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
         // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
         Preferences.save()
+        DraftsManager.save()
     }
 
     func applicationWillEnterForeground(_ application: UIApplication) {

Tusker/AppRouter.swift

@@ -81,6 +81,10 @@ class AppRouter {
         return ComposeViewController(inReplyTo: inReplyToID, mentioningAcct: mentioningAcct, text: text, router: self)
     }
     
+    func drafts() -> DraftsTableViewController {
+        return DraftsTableViewController()
+    }
+    
     func largeImage(_ image: UIImage, description: String?, sourceFrame: CGRect, sourceCornerRadius: CGFloat, transitioningDelegate: UIViewControllerTransitioningDelegate?) -> LargeImageViewController {
         let vc = LargeImageViewController(image: image, description: description, sourceFrame: sourceFrame, sourceCornerRadius: sourceCornerRadius, router: self)
         vc.transitioningDelegate = transitioningDelegate

Tusker/DraftsManager.swift

@@ -0,0 +1,72 @@
+//
+//  DraftsManager.swift
+//  Tusker
+//
+//  Created by Shadowfacts on 10/22/18.
+//  Copyright © 2018 Shadowfacts. All rights reserved.
+//
+
+import Foundation
+
+class DraftsManager: Codable {
+
+    private(set) static var shared: DraftsManager = load()
+    
+    private static var documentsDirectory = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first!
+    private static var archiveURL = DraftsManager.documentsDirectory.appendingPathComponent("drafts").appendingPathExtension("plist")
+    
+    static func save() {
+        let encoder = PropertyListEncoder()
+        let data = try? encoder.encode(shared)
+        try? data?.write(to: archiveURL, options: .noFileProtection)
+    }
+    
+    static func load() -> DraftsManager {
+        let decoder = PropertyListDecoder()
+        if let data = try? Data(contentsOf: archiveURL),
+            let draftsManager = try? decoder.decode(DraftsManager.self, from: data) {
+            return draftsManager
+        }
+        return DraftsManager()
+    }
+    
+    private init() {}
+    
+    var drafts: [Draft] = []
+    var sorted: [Draft] {
+        return drafts.sorted(by: { $0.lastModified > $1.lastModified })
+    }
+    
+    func create(text: String) {
+        drafts.append(Draft(text: text, lastModified: Date()))
+    }
+    
+    func remove(_ draft: Draft) {
+        let index = drafts.firstIndex(of: draft)!
+        drafts.remove(at: index)
+    }
+    
+}
+
+extension DraftsManager {
+    class Draft: Codable, Equatable {
+        let id: UUID
+        private(set) var text: String
+        private(set) var lastModified: Date
+        
+        init(text: String, lastModified: Date) {
+            self.id = UUID()
+            self.text = text
+            self.lastModified = lastModified
+        }
+        
+        func update(text: String) {
+            self.text = text
+            self.lastModified = Date()
+        }
+        
+        static func ==(lhs: Draft, rhs: Draft) -> Bool {
+            return lhs.id == rhs.id
+        }
+    }
+}

Tusker/Preferences/Preferences.swift

@@ -19,12 +19,12 @@ class Preferences: Codable {
     static func save() {
         let encoder = PropertyListEncoder()
         let data = try? encoder.encode(shared)
-        try? data?.write(to: Preferences.archiveURL, options: .noFileProtection)
+        try? data?.write(to: archiveURL, options: .noFileProtection)
     }
     
     static func load() -> Preferences {
         let decoder = PropertyListDecoder()
-        if let data = try? Data(contentsOf: Preferences.archiveURL),
+        if let data = try? Data(contentsOf: archiveURL),
             let preferences = try? decoder.decode(Preferences.self, from: data) {
             return preferences
         }
@@ -41,6 +41,8 @@ class Preferences: Codable {
     
     var defaultPostVisibility = Status.Visibility.public
     
+    var automaticallySaveDrafts = true
+    
     // MARK: - Advanced
     var silentActions: [String: Permission] = [:]
     

Tusker/Screens/Compose/ComposeViewController.swift

@@ -34,8 +34,13 @@ class ComposeViewController: UIViewController {
     var scrolled = false
     
     var inReplyToID: String?
+    
+    // TODO: cleanup this
     var mentioningAcct: String?
     var text: String?
+    var initialText: String?
+    
+    var draft: DraftsManager.Draft?
     
     // Weak so that if a new session is initiated (i.e. XCBManager.currentSession is changed) while the current one is in progress, this one will be released
     weak var xcbSession: XCBSession?
@@ -62,6 +67,7 @@ class ComposeViewController: UIViewController {
         super.init(nibName: "ComposeViewController", bundle: nil)
         
         navigationItem.leftBarButtonItem = UIBarButtonItem(barButtonSystemItem: .cancel, target: self, action: #selector(cancelPressed))
+        navigationItem.rightBarButtonItem = UIBarButtonItem(title: "Drafts", style: .plain, target: self, action: #selector(draftsPressed))
     }
     
     required init?(coder aDecoder: NSCoder) {
@@ -117,6 +123,8 @@ class ComposeViewController: UIViewController {
             statusTextView.text += text
         }
         
+        initialText = statusTextView.text.trimmingCharacters(in: .whitespacesAndNewlines)
+        
         updateCharactersRemaining()
         updatePlaceholder()
         
@@ -273,6 +281,11 @@ class ComposeViewController: UIViewController {
                 guard case let .success(status, _) = response else { fatalError() }
                 self.status = status
                 MastodonCache.add(status: status)
+                
+                if let draft = self.draft {
+                    DraftsManager.shared.remove(draft)
+                }
+                
                 DispatchQueue.main.async {
                     self.progressView.step()
                     self.dismiss(animated: true)
@@ -296,11 +309,53 @@ class ComposeViewController: UIViewController {
         statusTextView.endEditing(false)
     }
     
-    @objc func cancelPressed() {
+    func saveDraft() {
+        if let draft = draft {
+            draft.update(text: statusTextView.text)
+        } else {
+            DraftsManager.shared.create(text: statusTextView.text)
+        }
+    }
+    
+    func close() {
         dismiss(animated: true)
         xcbSession?.complete(with: .cancel)
     }
     
+    @objc func cancelPressed() {
+        guard statusTextView.text.trimmingCharacters(in: .whitespacesAndNewlines) != initialText else {
+            close()
+            return
+        }
+        
+        if Preferences.shared.automaticallySaveDrafts {
+            saveDraft()
+            close()
+            return
+        }
+        
+        let alert = UIAlertController(title: nil, message: nil, preferredStyle: .actionSheet)
+        alert.addAction(UIAlertAction(title: "Save draft", style: .default, handler: { (_) in
+            self.saveDraft()
+            self.close()
+        }))
+        alert.addAction(UIAlertAction(title: "Delete draft", style: .destructive, handler: { (_) in
+            if let draft = self.draft {
+                DraftsManager.shared.remove(draft)
+            }
+            self.close()
+        }))
+        alert.addAction(UIAlertAction(title: "Cancel", style: .cancel, handler: { (_) in
+        }))
+        router.present(alert, animated: true)
+    }
+    
+    @objc func draftsPressed() {
+        let drafts = router.drafts()
+        drafts.delegate = self
+        router.present(UINavigationController(rootViewController: drafts), animated: true)
+    }
+    
 }
 
 extension ComposeViewController: UITextFieldDelegate {
@@ -340,3 +395,14 @@ extension ComposeViewController: ComposeMediaViewDelegate {
         present(alertController, animated: true)
     }
 }
+
+extension ComposeViewController: DraftsTableViewControllerDelegate {
+    func draftSelectionCanceled() {
+    }
+    
+    func draftSelected(_ draft: DraftsManager.Draft) {
+        self.draft = draft
+        statusTextView.text = draft.text
+        updatePlaceholder()
+    }
+}

Tusker/Screens/Compose/Drafts/DraftTableViewCell.swift

@@ -0,0 +1,21 @@
+//
+//  DraftsTableViewCell.swift
+//  Tusker
+//
+//  Created by Shadowfacts on 10/22/18.
+//  Copyright © 2018 Shadowfacts. All rights reserved.
+//
+
+import UIKit
+
+class DraftTableViewCell: UITableViewCell {
+
+    @IBOutlet weak var contentLabel: UILabel!
+    @IBOutlet weak var lastModifiedLabel: UILabel!
+    
+    func updateUI(for draft: DraftsManager.Draft) {
+        contentLabel.text = draft.text
+        lastModifiedLabel.text = draft.lastModified.timeAgoString()
+    }
+
+}

Tusker/Screens/Compose/Drafts/DraftTableViewCell.xib

@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="14460.23.1" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
+    <device id="retina4_7" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
+    <dependencies>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14460.16.1"/>
+        <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 clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" id="Q7N-Mt-RPF" customClass="DraftTableViewCell" customModule="Tusker" customModuleProvider="target">
+            <rect key="frame" x="0.0" y="0.0" width="375" height="44"/>
+            <autoresizingMask key="autoresizingMask"/>
+            <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="Q7N-Mt-RPF" id="KVi-jA-AET">
+                <rect key="frame" x="0.0" y="0.0" width="375" height="43.5"/>
+                <autoresizingMask key="autoresizingMask"/>
+                <subviews>
+                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" verticalHuggingPriority="251" text="Content" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="8eA-yd-rBp">
+                        <rect key="frame" x="16" y="11.5" width="302" height="21"/>
+                        <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                        <nil key="textColor"/>
+                        <nil key="highlightedColor"/>
+                    </label>
+                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="2m" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="D2X-9O-iQw">
+                        <rect key="frame" x="334" y="11.5" width="25" height="21"/>
+                        <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                        <color key="textColor" white="0.33333333333333331" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+                        <nil key="highlightedColor"/>
+                    </label>
+                </subviews>
+                <constraints>
+                    <constraint firstItem="8eA-yd-rBp" firstAttribute="leading" secondItem="KVi-jA-AET" secondAttribute="leadingMargin" id="Doq-4D-KSu"/>
+                    <constraint firstItem="D2X-9O-iQw" firstAttribute="leading" secondItem="8eA-yd-rBp" secondAttribute="trailing" constant="16" id="H9K-4w-Bhi"/>
+                    <constraint firstItem="8eA-yd-rBp" firstAttribute="centerY" secondItem="KVi-jA-AET" secondAttribute="centerY" id="Uev-rc-gUg"/>
+                    <constraint firstAttribute="trailingMargin" secondItem="D2X-9O-iQw" secondAttribute="trailing" id="cCQ-XZ-ojE"/>
+                    <constraint firstItem="D2X-9O-iQw" firstAttribute="centerY" secondItem="KVi-jA-AET" secondAttribute="centerY" id="sdl-wt-H7w"/>
+                </constraints>
+            </tableViewCellContentView>
+            <connections>
+                <outlet property="contentLabel" destination="8eA-yd-rBp" id="Uy0-8G-WbU"/>
+                <outlet property="lastModifiedLabel" destination="D2X-9O-iQw" id="dx7-0E-RuM"/>
+            </connections>
+            <point key="canvasLocation" x="-388" y="141"/>
+        </tableViewCell>
+    </objects>
+</document>

Tusker/Screens/Compose/Drafts/DraftsTableViewController.swift

@@ -0,0 +1,69 @@
+//
+//  DraftsTableViewController.swift
+//  Tusker
+//
+//  Created by Shadowfacts on 10/22/18.
+//  Copyright © 2018 Shadowfacts. All rights reserved.
+//
+
+import UIKit
+
+protocol DraftsTableViewControllerDelegate {
+    func draftSelectionCanceled()
+    func draftSelected(_ draft: DraftsManager.Draft)
+}
+
+class DraftsTableViewController: UITableViewController {
+    
+    var delegate: DraftsTableViewControllerDelegate?
+    
+    init() {
+        super.init(nibName: "DraftsTableViewController", bundle: nil)
+        
+        title = "Drafts"
+        navigationItem.leftBarButtonItem = UIBarButtonItem(barButtonSystemItem: .cancel, target: self, action: #selector(cancelPressed))
+    }
+    
+    required init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        
+        tableView.register(UINib(nibName: "DraftTableViewCell", bundle: nil), forCellReuseIdentifier: "draftCell")
+    }
+    
+    func draft(for indexPath: IndexPath) -> DraftsManager.Draft {
+        return DraftsManager.shared.sorted[indexPath.row]
+    }
+    
+    // MARK: - Table View Data Source
+    
+    override func numberOfSections(in tableView: UITableView) -> Int {
+        return 1
+    }
+    
+    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
+        return DraftsManager.shared.drafts.count
+    }
+    
+    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
+        guard let cell = tableView.dequeueReusableCell(withIdentifier: "draftCell", for: indexPath) as? DraftTableViewCell else { fatalError() }
+        
+        cell.updateUI(for: draft(for: indexPath))
+        
+        return cell
+    }
+    
+    override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
+        delegate?.draftSelected(draft(for: indexPath))
+        dismiss(animated: true)
+    }
+    
+    @objc func cancelPressed() {
+        delegate?.draftSelectionCanceled()
+        dismiss(animated: true)
+    }
+    
+}

Tusker/Screens/Compose/Drafts/DraftsTableViewController.xib

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="14460.23.1" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
+    <device id="retina4_7" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
+    <dependencies>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14460.16.1"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <objects>
+        <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner" customClass="DraftsTableViewController" customModule="Tusker" customModuleProvider="target">
+            <connections>
+                <outlet property="view" destination="O5v-ea-iTS" id="sft-3K-LZf"/>
+            </connections>
+        </placeholder>
+        <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
+        <tableView clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" style="plain" separatorStyle="default" rowHeight="-1" estimatedRowHeight="-1" sectionHeaderHeight="28" sectionFooterHeight="28" id="O5v-ea-iTS">
+            <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+            <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+            <point key="canvasLocation" x="-302" y="87"/>
+        </tableView>
+    </objects>
+</document>

Tusker/Screens/Preferences/Preferences.storyboard

@@ -44,10 +44,10 @@
                                     </tableViewCell>
                                 </cells>
                             </tableViewSection>
-                            <tableViewSection id="QnL-PI-wDE">
+                            <tableViewSection headerTitle="Behavior" id="QnL-PI-wDE">
                                 <cells>
                                     <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" selectionStyle="blue" accessoryType="disclosureIndicator" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" id="RwH-Ti-TH8">
-                                        <rect key="frame" x="0.0" y="115" width="375" height="44"/>
+                                        <rect key="frame" x="0.0" y="135" width="375" height="44"/>
                                         <autoresizingMask key="autoresizingMask"/>
                                         <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="RwH-Ti-TH8" id="NJF-ED-5cF">
                                             <rect key="frame" x="0.0" y="0.0" width="341" height="43.5"/>
@@ -77,12 +77,40 @@
                                             <segue destination="50Z-Q7-qIn" kind="show" id="uHj-Vc-3uZ"/>
                                         </connections>
                                     </tableViewCell>
+                                    <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" selectionStyle="blue" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" id="FPb-UJ-alk">
+                                        <rect key="frame" x="0.0" y="179" width="375" height="44"/>
+                                        <autoresizingMask key="autoresizingMask"/>
+                                        <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="FPb-UJ-alk" id="vRj-wg-vTL">
+                                            <rect key="frame" x="0.0" y="0.0" width="375" height="43.5"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <subviews>
+                                                <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Automatically Save Drafts" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="lqn-WQ-Yef">
+                                                    <rect key="frame" x="16" y="11.5" width="196" height="21"/>
+                                                    <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                                    <nil key="textColor"/>
+                                                    <nil key="highlightedColor"/>
+                                                </label>
+                                                <switch opaque="NO" contentMode="scaleToFill" horizontalHuggingPriority="750" verticalHuggingPriority="750" contentHorizontalAlignment="center" contentVerticalAlignment="center" on="YES" translatesAutoresizingMaskIntoConstraints="NO" id="Fei-jC-WaU">
+                                                    <rect key="frame" x="310" y="6.5" width="51" height="31"/>
+                                                    <connections>
+                                                        <action selector="automaticallySaveDraftsChanged:" destination="ArB-e7-yko" eventType="valueChanged" id="cDM-q0-y3g"/>
+                                                    </connections>
+                                                </switch>
+                                            </subviews>
+                                            <constraints>
+                                                <constraint firstItem="lqn-WQ-Yef" firstAttribute="centerY" secondItem="vRj-wg-vTL" secondAttribute="centerY" id="OfL-f9-0TD"/>
+                                                <constraint firstItem="lqn-WQ-Yef" firstAttribute="leading" secondItem="vRj-wg-vTL" secondAttribute="leadingMargin" id="PAD-91-xjs"/>
+                                                <constraint firstItem="Fei-jC-WaU" firstAttribute="centerY" secondItem="vRj-wg-vTL" secondAttribute="centerY" id="VuC-3Z-594"/>
+                                                <constraint firstAttribute="trailingMargin" secondItem="Fei-jC-WaU" secondAttribute="trailing" id="f0d-f8-rrC"/>
+                                            </constraints>
+                                        </tableViewCellContentView>
+                                    </tableViewCell>
                                 </cells>
                             </tableViewSection>
                             <tableViewSection id="5L1-9T-nha">
                                 <cells>
                                     <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" selectionStyle="blue" accessoryType="disclosureIndicator" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" id="eQh-JA-eyx">
-                                        <rect key="frame" x="0.0" y="195" width="375" height="44"/>
+                                        <rect key="frame" x="0.0" y="259" width="375" height="44"/>
                                         <autoresizingMask key="autoresizingMask"/>
                                         <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="eQh-JA-eyx" id="2y5-gN-4xJ">
                                             <rect key="frame" x="0.0" y="0.0" width="341" height="43.5"/>
@@ -114,6 +142,7 @@
                     </tableView>
                     <navigationItem key="navigationItem" title="Preferences" id="dN7-yl-voz"/>
                     <connections>
+                        <outlet property="automaticallySaveDraftsSwitch" destination="Fei-jC-WaU" id="v9v-C2-JJp"/>
                         <outlet property="defaultPostVisibilityLabel" destination="se3-JR-wRN" id="YQM-H1-DBK"/>
                     </connections>
                 </tableViewController>

Tusker/Screens/Preferences/PreferencesTableViewController.swift

@@ -17,6 +17,13 @@ class PreferencesTableViewController: UITableViewController {
     
     
     @IBOutlet weak var defaultPostVisibilityLabel: UILabel!
+    @IBOutlet weak var automaticallySaveDraftsSwitch: UISwitch!
+    
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        
+        automaticallySaveDraftsSwitch.setOn(Preferences.shared.automaticallySaveDrafts, animated: false)
+    }
     
     override func viewWillAppear(_ animated: Bool) {
         super.viewWillAppear(animated)
@@ -24,14 +31,8 @@ class PreferencesTableViewController: UITableViewController {
         defaultPostVisibilityLabel.text = Preferences.shared.defaultPostVisibility.displayName
     }
 
-    /*
+    @IBAction func automaticallySaveDraftsChanged(_ sender: Any) {
-    // MARK: - Navigation
+        Preferences.shared.automaticallySaveDrafts = automaticallySaveDraftsSwitch.isOn
-
-    // In a storyboard-based application, you will often want to do a little preparation before navigation
-    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
-        // Get the new view controller using segue.destination.
-        // Pass the selected object to the new view controller.
     }
-    */
     
 }