Add SuggestionWidgetDataSource

Author: intitni

Core/Sources/SuggestionWidget/SuggestionWidgetDataSource.swift

@@ -0,0 +1,28 @@
+import Foundation
+
+public protocol SuggestionWidgetDataSource {
+    func suggestionForFile(at path: URL) -> (SuggestionProvider)?
+    func chatForFile(at path: URL) -> ChatProvider?
+}
+
+struct MockWidgetDataSource: SuggestionWidgetDataSource {
+    func suggestionForFile(at path: URL) -> (SuggestionProvider)? {
+        return SuggestionProvider(
+            code: """
+            func test() {
+                let x = 1
+                let y = 2
+                let z = x + y
+            }
+            """,
+            language: "swift",
+            startLineIndex: 1,
+            suggestionCount: 3,
+            currentSuggestionIndex: 0
+        )
+    }
+
+    func chatForFile(at path: URL) -> ChatProvider? {
+        return nil
+    }
+}