Add simple question answering ui and llm interaction

Also, remove some generated template example code

src/main/kotlin/com/github/fmueller/jarvis/services/OllamaService.kt

@@ -40,6 +40,41 @@ class OllamaService : Disposable {
         }
     }
 
+    // TODO make it non-blocking
+    fun ask(question: String): String = runBlocking {
+        // TODO check if model is available
+        // TODO if not download model
+        try {
+            val client = HttpClient.newHttpClient()
+            val request = HttpRequest.newBuilder()
+                .uri(URI.create("http://localhost:11434/api/chat"))
+                .POST(
+                    HttpRequest.BodyPublishers.ofString(
+                        """
+                    {
+                      "model": "llama3",
+                      "messages": [
+                        {
+                          "role": "user",
+                          "content": "$question"
+                        }
+                      ],
+                      "stream": false
+                    }
+                """.trimIndent()
+                    )
+                )
+                .build()
+
+            val response = client.send(request, HttpResponse.BodyHandlers.ofString())
+            val body = response.body()
+            thisLogger().warn("Response: $body")
+            body
+        } catch (e: Exception) {
+            "Error: ${e.message}"
+        }
+    }
+
     override fun dispose() {
         process.stop()
     }

src/main/kotlin/com/github/fmueller/jarvis/toolWindow/ConversationWindowFactory.kt

@@ -1,16 +1,16 @@
 package com.github.fmueller.jarvis.toolWindow
 
-import com.github.fmueller.jarvis.MyBundle
-import com.github.fmueller.jarvis.services.MyProjectService
 import com.github.fmueller.jarvis.services.OllamaService
 import com.intellij.openapi.components.service
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.wm.ToolWindow
 import com.intellij.openapi.wm.ToolWindowFactory
 import com.intellij.ui.components.JBLabel
-import com.intellij.ui.components.JBPanel
+import com.intellij.ui.components.JBTextArea
 import com.intellij.ui.content.ContentFactory
-import javax.swing.JButton
+import com.intellij.util.ui.components.BorderLayoutPanel
+import java.awt.event.KeyAdapter
+import java.awt.event.KeyEvent
 
 class ConversationWindowFactory : ToolWindowFactory {
 
@@ -24,17 +24,27 @@ class ConversationWindowFactory : ToolWindowFactory {
 
     class ConversationWindow(toolWindow: ToolWindow) {
 
-        private val ollama = toolWindow.project.service<OllamaService>()
-        private val service = toolWindow.project.service<MyProjectService>()
-
-        fun getContent() = JBPanel<JBPanel<*>>().apply {
-            val label = JBLabel(MyBundle.message("randomLabel", "?"))
-
-            add(label)
-            add(JButton(MyBundle.message("shuffle")).apply {
-                addActionListener {
-                    label.text = MyBundle.message("randomLabel", service.getRandomNumber())
-                }
+        private val project = toolWindow.project
+        private val ollama = project.service<OllamaService>()
+
+        fun getContent() = BorderLayoutPanel().apply {
+            val label =
+                JBLabel("I am Jarvis, your personal coding assistant. I try to be helpful, but I am not perfect.")
+            val responseArea = JBTextArea()
+
+            addToTop(label)
+            addToCenter(responseArea)
+            addToBottom(JBTextArea().apply {
+                text = "Please enter your question"
+                addKeyListener(object : KeyAdapter() {
+                    override fun keyPressed(e: KeyEvent) {
+                        if (e.keyCode == KeyEvent.VK_ENTER) {
+                            val question = text
+                            text = ""
+                            responseArea.text = ollama.ask(question)
+                        }
+                    }
+                })
             })
         }
     }