From 089dda8e904a95b896e8a49fca3a54bf8afac7a5 Mon Sep 17 00:00:00 2001
From: Shadowfacts <me@shadowfacts.net>
Date: Sun, 30 Sep 2018 21:12:23 -0400
Subject: [PATCH] Add tapping mentions to show profiles

---
 Tusker/Screens/Profile/Profile.storyboard     |  4 +-
 .../Profile/ProfileTableViewController.swift  | 62 ++++++++++++++-----
 Tusker/TuskerNavigationDelegate.swift         |  6 +-
 3 files changed, 55 insertions(+), 17 deletions(-)

diff --git a/Tusker/Screens/Profile/Profile.storyboard b/Tusker/Screens/Profile/Profile.storyboard
index 17d944c7..c51cae35 100644
--- a/Tusker/Screens/Profile/Profile.storyboard
+++ b/Tusker/Screens/Profile/Profile.storyboard
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14313.13.2" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="HMn-Wn-5Ab">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14460.15" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="HMn-Wn-5Ab">
     <device id="retina4_7" orientation="portrait">
         <adaptation id="fullscreen"/>
     </device>
     <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14283.9"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14460.9"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
diff --git a/Tusker/Screens/Profile/ProfileTableViewController.swift b/Tusker/Screens/Profile/ProfileTableViewController.swift
index 9e2a12b1..0708bcb9 100644
--- a/Tusker/Screens/Profile/ProfileTableViewController.swift
+++ b/Tusker/Screens/Profile/ProfileTableViewController.swift
@@ -31,11 +31,6 @@ class ProfileTableViewController: UITableViewController, PreferencesAdaptive {
     var older: RequestRange?
     var newer: RequestRange?
     
-    func getStatuses(for range: RequestRange = .default, completion: @escaping Client.Callback<[Status]>) {
-        let request = Account.getStatuses(accountID, range: range, onlyMedia: false, pinned: false, excludeReplies: !Preferences.shared.showRepliesInProfiles)
-        MastodonController.shared.client.run(request, completion: completion)
-    }
-    
     override func viewDidLoad() {
         super.viewDidLoad()
 
@@ -45,14 +40,33 @@ class ProfileTableViewController: UITableViewController, PreferencesAdaptive {
         tableView.register(UINib(nibName: "StatusTableViewCell", bundle: nil), forCellReuseIdentifier: "statusCell")
         tableView.register(UINib(nibName: "ProfileHeaderTableViewCell", bundle: nil), forCellReuseIdentifier: "headerCell")
         
-        updateUIForPreferences()
-        
-        getStatuses { response in
-            guard case let .success(statuses, pagination) = response else { fatalError() }
-            MastodonCache.addAll(statuses: statuses)
-            self.statusIDs = statuses.map { $0.id }
-            self.older = pagination?.older
-            self.newer = pagination?.newer
+        if MastodonCache.account(for: accountID) != nil {
+            updateAccountUI()
+        } else {
+            let activityIndicator = UIActivityIndicatorView(style: .whiteLarge)
+            activityIndicator.color = .darkGray
+            activityIndicator.startAnimating()
+            activityIndicator.translatesAutoresizingMaskIntoConstraints = false
+            view.addSubview(activityIndicator)
+            activityIndicator.centerXAnchor.constraint(equalTo: view.safeAreaLayoutGuide.centerXAnchor)
+            activityIndicator.centerYAnchor.constraint(equalTo: view.safeAreaLayoutGuide.centerYAnchor)
+            MastodonCache.account(for: accountID) { (account) in
+                guard account != nil else {
+                    let alert = UIAlertController(title: "Something Went Wrong", message: "Couldn't load the selected account", preferredStyle: .alert)
+                    alert.addAction(UIAlertAction(title: "OK", style: .default, handler: { (_) in
+                        self.navigationController!.popViewController(animated: true)
+                    }))
+                    DispatchQueue.main.async {
+                        self.present(alert, animated: true)
+                    }
+                    return
+                }
+                DispatchQueue.main.async {
+                    activityIndicator.removeFromSuperview()
+                    self.updateAccountUI()
+                    self.tableView.reloadData()
+                }
+            }
         }
     }
     
@@ -64,7 +78,22 @@ class ProfileTableViewController: UITableViewController, PreferencesAdaptive {
                 cell.updateUIForPreferences()
             }
         }
+        
+        if MastodonCache.account(for: accountID) != nil {
+            updateUIForPreferences()
+        }
+    }
+    
+    func updateAccountUI() {
         updateUIForPreferences()
+        
+        getStatuses() { response in
+            guard case let .success(statuses, pagination) = response else { fatalError() }
+            MastodonCache.addAll(statuses: statuses)
+            self.statusIDs = statuses.map { $0.id }
+            self.older = pagination?.older
+            self.newer = pagination?.newer
+        }
     }
     
     func updateUIForPreferences() {
@@ -72,6 +101,11 @@ class ProfileTableViewController: UITableViewController, PreferencesAdaptive {
         navigationItem.title = account.realDisplayName
     }
     
+    func getStatuses(for range: RequestRange = .default, completion: @escaping Client.Callback<[Status]>) {
+        let request = Account.getStatuses(accountID, range: range, onlyMedia: false, pinned: false, excludeReplies: !Preferences.shared.showRepliesInProfiles)
+        MastodonController.shared.client.run(request, completion: completion)
+    }
+    
     func sendMessageMentioning() {
         guard let account = MastodonCache.account(for: accountID) else { fatalError("Missing cached account \(accountID!)") }
         let vc = ComposeViewController.create(mentioning: account.acct)
@@ -97,7 +131,7 @@ class ProfileTableViewController: UITableViewController, PreferencesAdaptive {
     override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
         switch section {
         case 0:
-            return 1
+            return MastodonCache.account(for: accountID) == nil ? 0 : 1
         case 1:
             return statusIDs.count
         default:
diff --git a/Tusker/TuskerNavigationDelegate.swift b/Tusker/TuskerNavigationDelegate.swift
index 181b5aef..c44aaa56 100644
--- a/Tusker/TuskerNavigationDelegate.swift
+++ b/Tusker/TuskerNavigationDelegate.swift
@@ -45,7 +45,11 @@ extension TuskerNavigationDelegate where Self: UIViewController {
     }
     
     func selected(mention: Mention) {
-        
+        guard let navigationController = navigationController else {
+            fatalError("Can't show profile VC from mention when not in navigation controller")
+        }
+        let vc = ProfileTableViewController.create(for: mention.id)
+        navigationController.pushViewController(vc, animated: true)
     }
     
     func selected(tag: Hashtag) {