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add ipf connection state in sample app
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27 changes: 27 additions & 0 deletions
27
Samples/IpfTableApp/DXInstrumentProfileConnectionState+Ext.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| // | ||
| // DXInstrumentProfileConnectionState+Ext.swift | ||
| // DXFeedFramework | ||
| // | ||
| // Created by Aleksey Kosylo on 12.09.23. | ||
| // | ||
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| import Foundation | ||
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| public extension DXInstrumentProfileConnectionState { | ||
| func convetToString() -> String { | ||
| var status = "Not connected 🔴" | ||
| switch self { | ||
| case .notConnected: | ||
| status = "Not connected 🔴" | ||
| case .connecting: | ||
| status = "Connecting 🟠" | ||
| case .connected: | ||
| status = "Connected 🟢" | ||
| case .closed: | ||
| status = "Closed 🔴" | ||
| case .completed: | ||
| status = "Completed 🟢" | ||
| } | ||
| return status | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -17,6 +17,7 @@ class ViewController: UIViewController { | |
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| @IBOutlet var ipfTableView: UITableView! | ||
| @IBOutlet var lastUpdateLabel: UILabel! | ||
| @IBOutlet var connectionStateLbel: UILabel! | ||
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| @IBOutlet var addressTextField: UITextField! | ||
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@@ -27,6 +28,9 @@ class ViewController: UIViewController { | |
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| override func viewDidLoad() { | ||
| super.viewDidLoad() | ||
| resetConnectionState() | ||
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| connectionStateLbel.textColor = .white | ||
| addressTextField.text = "https://demo:[email protected]/ipf" | ||
| view.backgroundColor = .tableBackground | ||
| ipfTableView.backgroundColor = .tableBackground | ||
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@@ -40,6 +44,7 @@ class ViewController: UIViewController { | |
| } | ||
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| @IBAction func connectTapped(_ sender: Any) { | ||
| resetConnectionState() | ||
| collector = nil | ||
| connection = nil | ||
| do { | ||
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@@ -51,17 +56,27 @@ class ViewController: UIViewController { | |
| try collector?.add(observer: self) | ||
| try connection?.start() | ||
| // We can wait until we get first full snapshot of instrument profiles | ||
| connection?.waitUntilCompleted(3000) | ||
| // connection?.waitUntilCompleted(3000) | ||
| } catch { | ||
| print("Error during creation IPF data source: \(error)") | ||
| } | ||
| } | ||
| func resetConnectionState() { | ||
| buffer.removeAll() | ||
| ipfList = [InstrumentProfile]() | ||
| ipfTableView.reloadData() | ||
| lastUpdateLabel.text = "" | ||
| connectionStateLbel.text = DXInstrumentProfileConnectionState.notConnected.convetToString() | ||
| } | ||
| } | ||
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| extension ViewController: DXInstrumentProfileConnectionObserver { | ||
| func connectionDidChangeState(old: DXFeedFramework.DXInstrumentProfileConnectionState, | ||
| new: DXFeedFramework.DXInstrumentProfileConnectionState) { | ||
| print("\(CACurrentMediaTime()) connectionDidChangeState: \(new)") | ||
| DispatchQueue.main.async { | ||
| self.connectionStateLbel.text = new.convetToString() | ||
| print("\(CACurrentMediaTime()) connectionDidChangeState: \(new)") | ||
| } | ||
| } | ||
| } | ||
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