Experiment with async/await

Note that URLSession async only works >=iOS 15. I changed the target for
now, but may mess with continuations.

1 files changed, 10 insertions, 6 deletions

diff --git a/foray/Scenes/ForayTableViewController.swift b/foray/Scenes/ForayTableViewController.swift
index a29088c..849553c 100644
--- a/foray/Scenes/ForayTableViewController.swift
+++ b/foray/Scenes/ForayTableViewController.swift
@@ -42,21 +42,25 @@ class ForayTableViewController: UITableViewController, Coordinated {
         self.refreshControl?.addTarget(self, action: #selector(doRefresh), for: UIControl.Event.valueChanged)
     }
     
-    @objc func doRefresh(sender: AnyObject) {
+    @objc
+    func doRefresh(sender: AnyObject) {
         reloadApiData()
     }
     
     func reloadApiData() {
-        presenter.fetch { [weak self] (data: [PenguinItemViewModel]) in
-            guard let self = self else { return }
-            
-            let groups = Dictionary(grouping: data) { $0.year }
+        Task(priority: .medium) { [weak self] in
+            let models = await self?.presenter.fetch()
+
+            guard let self = self,
+                  let models = models else { return }
+
+            let groups = Dictionary(grouping: models) { $0.year }
             self.sections = groups.map { (key, values) in
                 return YearSection(year: key, items: values)
             }
             // Sort the sections from oldest year to newest
             self.sections.sort { (lhs, rhs) in lhs.year < rhs.year }
-            
+
             self.tableView.reloadData()
             self.refreshControl?.endRefreshing()
             self.coordinator?.hideLoading()