Loading overlay on main screen

I'm not 100% sure if this is the best way to do it, but it looks decent
and it works.

Resources:
- https://stackoverflow.com/questions/27960556/loading-an-overlay-when-running-long-tasks-in-ios

1 files changed, 11 insertions, 0 deletions

diff --git a/foray/ForayTableViewController.swift b/foray/ForayTableViewController.swift
index fd4854e..67f0bc5 100644
--- a/foray/ForayTableViewController.swift
+++ b/foray/ForayTableViewController.swift
@@ -55,6 +55,15 @@ class ForayTableViewController: UITableViewController {
     override func viewDidLoad() {
         super.viewDidLoad()
         
+        // Not sure if this is the right way to go about this...
+        let alert = UIAlertController(title: nil, message: "Grabbing data...", preferredStyle: .alert)
+        let loadingIndicator = UIActivityIndicatorView(frame: CGRect(x: 10, y: 5, width: 50, height: 50))
+        loadingIndicator.hidesWhenStopped = true
+        loadingIndicator.style = UIActivityIndicatorView.Style.medium
+        loadingIndicator.startAnimating();
+        alert.view.addSubview(loadingIndicator)
+        present(alert, animated: true, completion: nil)
+        
         loadApiData(onComplete: { (apiItems) in
             self.items = apiItems
             
@@ -69,6 +78,8 @@ class ForayTableViewController: UITableViewController {
             
             self.tableView.reloadData()
         })
+        
+        dismiss(animated: false, completion: nil)
     }
     
     func loadApiData(onComplete: @escaping ([MyItem]) -> ()) {