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150 lines
5.5 KiB
150 lines
5.5 KiB
using System.Collections.Generic;
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using System.Linq;
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using UnityEngine;
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using UnityEngine.Experimental.UIElements;
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namespace UnityEditor.PackageManager.UI
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{
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#if !UNITY_2018_3_OR_NEWER
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internal class PackageStatusBarFactory : UxmlFactory<PackageStatusBar>
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{
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protected override PackageStatusBar DoCreate(IUxmlAttributes bag, CreationContext cc)
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{
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return new PackageStatusBar();
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}
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}
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#endif
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internal class PackageStatusBar : VisualElement
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{
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#if UNITY_2018_3_OR_NEWER
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internal new class UxmlFactory : UxmlFactory<PackageStatusBar> { }
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#endif
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private readonly VisualElement root;
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private string LastErrorMessage;
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private List<IBaseOperation> operationsInProgress;
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private enum StatusType {Normal, Loading, Error};
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public PackageStatusBar()
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{
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root = Resources.GetTemplate("PackageStatusBar.uxml");
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Add(root);
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MoreAddOptionsButton.clickable.clicked += OnMoreAddOptionsButtonClick;
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LastErrorMessage = string.Empty;
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operationsInProgress = new List<IBaseOperation>();
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SetDefaultMessage();
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PackageCollection.Instance.ListSignal.WhenOperation(OnListOrSearchOperation);
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PackageCollection.Instance.SearchSignal.WhenOperation(OnListOrSearchOperation);
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}
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private void SetDefaultMessage()
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{
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if(!string.IsNullOrEmpty(PackageCollection.Instance.lastUpdateTime))
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SetStatusMessage(StatusType.Normal, "Last update " + PackageCollection.Instance.lastUpdateTime);
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else
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SetStatusMessage(StatusType.Normal, string.Empty);
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}
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private void OnListOrSearchOperation(IBaseOperation operation)
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{
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if (operation == null || operation.IsCompleted)
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return;
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operationsInProgress.Add(operation);
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operation.OnOperationFinalized += () => { OnOperationFinalized(operation); };
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operation.OnOperationError += OnOperationError;
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SetStatusMessage(StatusType.Loading, "Loading packages...");
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}
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private void OnOperationFinalized(IBaseOperation operation)
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{
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operationsInProgress.Remove(operation);
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if (operationsInProgress.Any()) return;
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var errorMessage = LastErrorMessage;
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if (Application.internetReachability == NetworkReachability.NotReachable)
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{
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EditorApplication.update -= CheckInternetReachability;
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EditorApplication.update += CheckInternetReachability;
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errorMessage = "You seem to be offline.";
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}
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if (!string.IsNullOrEmpty(errorMessage))
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SetStatusMessage(StatusType.Error, errorMessage);
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else
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SetDefaultMessage();
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}
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private void OnOperationError(Error error)
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{
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LastErrorMessage = "Cannot load packages, see console.";
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}
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private void CheckInternetReachability()
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{
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if (Application.internetReachability == NetworkReachability.NotReachable) return;
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PackageCollection.Instance.FetchListCache(true);
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PackageCollection.Instance.FetchSearchCache(true);
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EditorApplication.update -= CheckInternetReachability;
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}
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private void SetStatusMessage(StatusType status, string message)
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{
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if (status == StatusType.Loading)
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LoadingSpinner.Start();
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else
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LoadingSpinner.Stop();
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UIUtils.SetElementDisplay(LoadingIcon, status == StatusType.Error);
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if (status == StatusType.Error)
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LoadingText.AddToClassList("icon");
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else
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LoadingText.RemoveFromClassList("icon");
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LoadingText.text = message;
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}
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private void OnMoreAddOptionsButtonClick()
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{
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var menu = new GenericMenu();
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var addPackageFromDiskItem = new GUIContent("Add package from disk...");
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/* // Disable adding from url field before the feature is ready
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var addPackageFromUrlItem = new GUIContent("Add package from URL...");
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menu.AddItem(addPackageFromUrlItem, false, delegate
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{
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AddFromUrlField.Show(true);
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});
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*/
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menu.AddItem(addPackageFromDiskItem, false, delegate
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{
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var path = EditorUtility.OpenFilePanelWithFilters("Select package on disk", "", new[] { "package.json file", "json" });
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if (!string.IsNullOrEmpty(path) && !Package.AddRemoveOperationInProgress)
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Package.AddFromLocalDisk(path);
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});
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var menuPosition = MoreAddOptionsButton.LocalToWorld(new Vector2(MoreAddOptionsButton.layout.width, 0));
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var menuRect = new Rect(menuPosition, Vector2.zero);
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menu.DropDown(menuRect);
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}
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private PackageAddFromUrlField AddFromUrlField { get { return root.Q<PackageAddFromUrlField>("packageAddFromUrlField"); }}
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private VisualElement LoadingSpinnerContainer { get { return root.Q<VisualElement>("loadingSpinnerContainer"); }}
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private LoadingSpinner LoadingSpinner { get { return root.Q<LoadingSpinner>("packageSpinner"); }}
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private Label LoadingIcon { get { return root.Q<Label>("loadingIcon"); }}
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private Label LoadingText { get { return root.Q<Label>("loadingText"); }}
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private Button MoreAddOptionsButton{ get { return root.Q<Button>("moreAddOptionsButton"); }}
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}
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}
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