User can set a specific ID for view that needs to be displayed

Give developers more flexibility to control views

Author: fatbobman

Sources/SwiftUIOverlayContainer/ContainerManager/ContainerManager.swift

@@ -111,6 +111,7 @@ extension ContainerManager: ContainerViewManagementForViewModifier {
     @discardableResult
     func _show<Content>(
         view: Content,
+        with ID: UUID? = nil,
         in container: String,
         using configuration: ContainerViewConfigurationProtocol,
         isPresented: Binding<Bool>? = nil,
@@ -119,7 +120,7 @@ extension ContainerManager: ContainerViewManagementForViewModifier {
         guard let publisher = getPublisher(for: container) else {
             return nil
         }
-        let viewID = UUID()
+        let viewID = ID ?? UUID() // If no specific ID is given, generate a new ID
         let identifiableContainerView = IdentifiableContainerView(
             id: viewID,
             view: view,
@@ -149,6 +150,7 @@ extension ContainerManager: ContainerViewManagementForEnvironment {
     @discardableResult
     public func show<Content>(
         view: Content,
+        with ID: UUID? = nil,
         in container: String,
         using configuration: ContainerViewConfigurationProtocol,
         animated: Bool = true
@@ -163,6 +165,7 @@ extension ContainerManager: ContainerViewManagementForEnvironment {
     @discardableResult
     public func show<Content>(
         containerView: Content,
+        with ID: UUID? = nil,
         in container: String,
         animated: Bool = true
     ) -> UUID? where Content: ContainerView {

Sources/SwiftUIOverlayContainer/ContainerManager/ContainerManagerProtocols.swift

@@ -36,6 +36,7 @@ protocol ContainerViewManagementForViewModifier {
     /// - Returns: container view ID
     @discardableResult
     func _show<Content: View>(view: Content,
+                              with ID: UUID?,
                               in container: String,
                               using configuration: ContainerViewConfigurationProtocol,
                               isPresented: Binding<Bool>?,
@@ -57,6 +58,7 @@ public protocol ContainerViewManagementForEnvironment {
     /// - Returns: container view ID
     func show<Content>(
         view: Content,
+        with ID: UUID?,
         in container: String,
         using configuration: ContainerViewConfigurationProtocol,
         animated: Bool
@@ -68,6 +70,7 @@ public protocol ContainerViewManagementForEnvironment {
     /// - Returns: container view ID
     func show<Content>(
         containerView: Content,
+        with ID: UUID?,
         in container: String,
         animated: Bool
     ) -> UUID? where Content: ContainerView

Tests/SwiftUIOverlayContainerTests/ContainerManagerTests.swift

@@ -85,33 +85,69 @@ class ContainerManagerTests: XCTestCase {
     }
 
     func testSendView() throws {
-        // given
-        let containerName = "message"
-        let messageView = MessageView()
-        let publisher = manager.registerContainer(for: containerName)
-        let expectation = XCTestExpectation(description: "get view from container 1")
-        var cancellable: Set<AnyCancellable> = []
-        manager.debugLevel = 2
-        var resultID: UUID?
-
-        // when
-        publisher
-            .sink(receiveValue: { action in
-                switch action {
-                case .show(let identifiableView, _):
-                    resultID = identifiableView.id
-                    expectation.fulfill()
-                default:
-                    break
-                }
-            })
-            .store(in: &cancellable)
-
-        let viewID = manager.show(view: messageView, in: containerName, using: messageView)
+        func testSendView() throws {
+            // given
+            let containerName = "message"
+            let messageView = MessageView()
+            let publisher = manager.registerContainer(for: containerName)
+            let expectation = XCTestExpectation(description: "get view from container 1")
+            var cancellable: Set<AnyCancellable> = []
+            manager.debugLevel = 2
+            var resultID: UUID?
+
+            // when
+            publisher
+                .sink(receiveValue: { action in
+                    switch action {
+                    case .show(let identifiableView, _):
+                        resultID = identifiableView.id
+                        expectation.fulfill()
+                    default:
+                        break
+                    }
+                })
+                .store(in: &cancellable)
+
+            let viewID = manager.show(view: messageView, in: containerName, using: messageView)
+
+            // then
+            wait(for: [expectation], timeout: 2)
+            XCTAssertEqual(resultID, viewID)
+        }
+    }
 
-        // then
-        wait(for: [expectation], timeout: 2)
-        XCTAssertEqual(resultID, viewID)
+    func testSendViewID() throws {
+        func testSendView() throws {
+            // given
+            let containerName = "message"
+            let messageView = MessageView()
+            let publisher = manager.registerContainer(for: containerName)
+            let expectation = XCTestExpectation(description: "get view from container 1")
+            var cancellable: Set<AnyCancellable> = []
+            manager.debugLevel = 2
+            var resultIDFromSink: UUID?
+            let viewID = UUID()
+
+            // when
+            publisher
+                .sink(receiveValue: { action in
+                    switch action {
+                    case .show(let identifiableView, _):
+                        resultIDFromSink = identifiableView.id
+                        expectation.fulfill()
+                    default:
+                        break
+                    }
+                })
+                .store(in: &cancellable)
+
+            let viewIDFromShow = manager.show(view: messageView, in: containerName, using: messageView)
+
+            // then
+            wait(for: [expectation], timeout: 2)
+            XCTAssertEqual(viewID, viewIDFromShow)
+            XCTAssertEqual(resultIDFromSink, viewID)
+        }
     }
 
     func testSendViewWithGetPublisher() throws {