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authorNicholas Tay <nick@windblume.net>2022-03-16 13:10:34 +1100
committerNicholas Tay <nick@windblume.net>2022-03-16 13:10:34 +1100
commita296cb07500b1300385dae413149494eeb6d5905 (patch)
tree3ff70c05d346019a26f6fd6c8f17837e58942e20 /foray
parent0955c54d7b021a6293b267fb8a31ff75c0daa154 (diff)
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Add refresh control + fix weird caching
It might be my web server causing the weird caching with headers (it's just a json file on nginx). Changing the policy in the request seems to have fixed it though. Refresh control references: - https://stackoverflow.com/questions/24475792/how-to-use-pull-to-refresh-in-swift
Diffstat (limited to 'foray')
-rw-r--r--foray/Base.lproj/Main.storyboard3
-rw-r--r--foray/ForayTableViewController.swift18
2 files changed, 19 insertions, 2 deletions
diff --git a/foray/Base.lproj/Main.storyboard b/foray/Base.lproj/Main.storyboard
index 17cfb05..b6b3f86 100644
--- a/foray/Base.lproj/Main.storyboard
+++ b/foray/Base.lproj/Main.storyboard
@@ -122,6 +122,9 @@
</connections>
</tableView>
<navigationItem key="navigationItem" title="Foray" id="UHk-DR-0EX"/>
+ <refreshControl key="refreshControl" opaque="NO" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" enabled="NO" contentHorizontalAlignment="center" contentVerticalAlignment="center" id="SfP-IV-1Ks">
+ <autoresizingMask key="autoresizingMask"/>
+ </refreshControl>
</tableViewController>
<placeholder placeholderIdentifier="IBFirstResponder" id="pPD-Wc-Rc9" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
</objects>
diff --git a/foray/ForayTableViewController.swift b/foray/ForayTableViewController.swift
index 67f0bc5..0643051 100644
--- a/foray/ForayTableViewController.swift
+++ b/foray/ForayTableViewController.swift
@@ -64,6 +64,20 @@ class ForayTableViewController: UITableViewController {
alert.view.addSubview(loadingIndicator)
present(alert, animated: true, completion: nil)
+ reloadApiData()
+
+ dismiss(animated: false, completion: nil)
+
+ // Not 100% sure what this does (the for: bit)
+ self.refreshControl?.addTarget(self, action: #selector(doRefresh), for: UIControl.Event.valueChanged)
+ }
+
+ // Not sure why need @objc. Is it due to class private/public?
+ @objc func doRefresh(sender: AnyObject) {
+ reloadApiData()
+ }
+
+ func reloadApiData() {
loadApiData(onComplete: { (apiItems) in
self.items = apiItems
@@ -77,9 +91,8 @@ class ForayTableViewController: UITableViewController {
self.sections.sort { (lhs, rhs) in lhs.year < rhs.year }
self.tableView.reloadData()
+ self.refreshControl?.endRefreshing()
})
-
- dismiss(animated: false, completion: nil)
}
func loadApiData(onComplete: @escaping ([MyItem]) -> ()) {
@@ -97,6 +110,7 @@ class ForayTableViewController: UITableViewController {
var request = URLRequest(url: URL(string: "https://.../dummy.json")!)
let authData = ("..:..").data(using: .utf8)!.base64EncodedString()
request.addValue("Basic \(authData)", forHTTPHeaderField: "Authorization")
+ request.cachePolicy = .reloadRevalidatingCacheData // Needed otherwise default caching policy seems not to check properly
URLSession.shared.dataTask(with: request, completionHandler: { data, response, error -> Void in
print("finished getting data")