Add tool message types; show tool specific information in webview; separate command from output; add abort button to task card

src/ClaudeDev.ts

@@ -9,7 +9,7 @@ import * as path from "path"
 import { serializeError } from "serialize-error"
 import { DEFAULT_MAX_REQUESTS_PER_TASK } from "./shared/Constants"
 import { Tool, ToolName } from "./shared/Tool"
-import { ClaudeAsk, ClaudeSay, ExtensionMessage } from "./shared/ExtensionMessage"
+import { ClaudeAsk, ClaudeSay, ClaudeSayTool, ExtensionMessage } from "./shared/ExtensionMessage"
 import * as vscode from "vscode"
 import pWaitFor from "p-wait-for"
 import { ClaudeAskResponse } from "./shared/WebviewMessage"
@@ -214,7 +214,7 @@ export class ClaudeDev {
 		await this.providerRef.deref()?.postStateToWebview()
 
 		// Get all relevant context for the task
-		const filesInCurrentDir = await this.listFiles(".")
+		const filesInCurrentDir = await this.listFiles(".", false)
 
 		// This first message kicks off a task, it is not included in every subsequent message. This is a good place to give all the relevant context to a task, instead of having Claude request for it using tools.
 		let userPrompt = `# Task
@@ -235,7 +235,7 @@ ${filesInCurrentDir}`
 ${activeEditorContents}`
 		}
 
-		await this.say("text", userPrompt)
+		await this.say("text", task)
 
 		let totalInputTokens = 0
 		let totalOutputTokens = 0
@@ -255,10 +255,10 @@ ${activeEditorContents}`
 				//this.say("task_completed", `Task completed. Total API usage cost: ${totalCost}`)
 				break
 			} else {
-				this.say(
-					"tool",
-					"Claude responded with only text blocks but has not called attempt_completion yet. Forcing him to continue with task..."
-				)
+				// this.say(
+				// 	"tool",
+				// 	"Claude responded with only text blocks but has not called attempt_completion yet. Forcing him to continue with task..."
+				// )
 				userPrompt =
 					"Ask yourself if you have completed the user's task. If you have, use the attempt_completion tool, otherwise proceed to the next step. (This is an automated message, so do not respond to it conversationally. Just proceed with the task.)"
 			}
@@ -305,38 +305,46 @@ ${activeEditorContents}`
 				const diffResult = diff.createPatch(filePath, originalContent, newContent)
 				if (diffResult) {
 					await fs.writeFile(filePath, newContent)
+					this.say("tool", JSON.stringify({ tool: "editedExistingFile", path: filePath, diff: diffResult } as ClaudeSayTool))
 					return `Changes applied to ${filePath}:\n${diffResult}`
 				} else {
+					this.say("tool", JSON.stringify({ tool: "editedExistingFile", path: filePath } as ClaudeSayTool))
 					return `Tool succeeded, however there were no changes detected to ${filePath}`
 				}
 			} else {
 				await fs.mkdir(path.dirname(filePath), { recursive: true })
 				await fs.writeFile(filePath, newContent)
+				this.say("tool", JSON.stringify({ tool: "newFileCreated", path: filePath, content: newContent } as ClaudeSayTool))
 				return `New file created and content written to ${filePath}`
 			}
 		} catch (error) {
 			const errorString = `Error writing file: ${JSON.stringify(serializeError(error))}`
-			this.say("error", errorString)
+			this.say("error", JSON.stringify(serializeError(error)))
 			return errorString
 		}
 	}
 
 	async readFile(filePath: string): Promise<string> {
 		try {
-			return await fs.readFile(filePath, "utf-8")
+			const content = await fs.readFile(filePath, "utf-8")
+			this.say("tool", JSON.stringify({ tool: "readFile", path: filePath } as ClaudeSayTool))
+			return content
 		} catch (error) {
 			const errorString = `Error reading file: ${JSON.stringify(serializeError(error))}`
-			this.say("error", errorString)
+			this.say("error", JSON.stringify(serializeError(error)))
 			return errorString
 		}
 	}
 
-	async listFiles(dirPath: string): Promise<string> {
+	async listFiles(dirPath: string, shouldLog: boolean = true): Promise<string> {
 		// If the extension is run without a workspace open, we are in the root directory and don't want to list all files since it would prompt for permission to access everything
 		const cwd = process.cwd()
 		const root = process.platform === "win32" ? path.parse(cwd).root : "/"
 		const isRoot = cwd === root
 		if (isRoot) {
+			if (shouldLog) {
+				this.say("tool", JSON.stringify({ tool: "listFiles", path: dirPath } as ClaudeSayTool))
+			}
 			return "Currently in the root directory. Cannot list all files."
 		}
 
@@ -348,19 +356,19 @@ ${activeEditorContents}`
 			}
 			// * globs all files in one dir, ** globs files in nested directories
 			const entries = await glob("*", options)
+			if (shouldLog) {
+				this.say("tool", JSON.stringify({ tool: "listFiles", path: dirPath } as ClaudeSayTool))
+			}
 			return entries.slice(0, 500).join("\n") // truncate to 500 entries
 		} catch (error) {
 			const errorString = `Error listing files and directories: ${JSON.stringify(serializeError(error))}`
-			this.say("error", errorString)
+			this.say("error", JSON.stringify(serializeError(error)))
 			return errorString
 		}
 	}
 
 	async executeCommand(command: string): Promise<string> {
-		const { response } = await this.ask(
-			"command",
-			`Claude wants to execute the following command:\n${command}\nDo you approve?`
-		)
+		const { response } = await this.ask("command", command)
 		if (response !== "yesButtonTapped") {
 			return "Command execution was not approved by the user."
 		}
@@ -378,7 +386,7 @@ ${activeEditorContents}`
 			const error = e as any
 			let errorMessage = error.message || JSON.stringify(serializeError(error))
 			const errorString = `Error executing command:\n${errorMessage}`
-			this.say("error", errorString)
+			this.say("error", errorMessage)
 			return errorString
 		}
 	}
@@ -414,7 +422,7 @@ ${activeEditorContents}`
 		if (this.requestCount >= this.maxRequestsPerTask) {
 			const { response } = await this.ask(
 				"request_limit_reached",
-				`\nClaude has exceeded ${this.maxRequestsPerTask} requests for this task! Would you like to reset the count and proceed?:`
+				`Claude Dev has reached the maximum number of requests for this task. Would you like to reset the count and allow him to proceed?`
 			)
 
 			if (response === "yesButtonTapped") {
@@ -434,7 +442,7 @@ ${activeEditorContents}`
 		}
 
 		try {
-			await this.say("api_req_started", JSON.stringify(userContent))
+			await this.say("api_req_started", JSON.stringify({ request: userContent }))
 			const response = await this.client.messages.create({
 				model: "claude-3-5-sonnet-20240620", // https://docs.anthropic.com/en/docs/about-claude/models
 				max_tokens: 4096,
@@ -448,7 +456,7 @@ ${activeEditorContents}`
 			let assistantResponses: Anthropic.Messages.ContentBlock[] = []
 			let inputTokens = response.usage.input_tokens
 			let outputTokens = response.usage.output_tokens
-			await this.say("api_req_finished", this.calculateApiCost(inputTokens, outputTokens).toString())
+			await this.say("api_req_finished", JSON.stringify({ tokensIn: inputTokens, tokensOut: outputTokens, cost: this.calculateApiCost(inputTokens, outputTokens) }))
 
 			// A response always returns text content blocks (it's just that before we were iterating over the completion_attempt response before we could append text response, resulting in bug)
 			for (const contentBlock of response.content) {
@@ -470,10 +478,10 @@ ${activeEditorContents}`
 						attemptCompletionBlock = contentBlock
 					} else {
 						const result = await this.executeTool(toolName, toolInput)
-						this.say(
-							"tool",
-							`\nTool Used: ${toolName}\nTool Input: ${JSON.stringify(toolInput)}\nTool Result: ${result}`
-						)
+						// this.say(
+						// 	"tool",
+						// 	`\nTool Used: ${toolName}\nTool Input: ${JSON.stringify(toolInput)}\nTool Result: ${result}`
+						// )
 						toolResults.push({ type: "tool_result", tool_use_id: toolUseId, content: result })
 					}
 				}
@@ -483,7 +491,7 @@ ${activeEditorContents}`
 				this.conversationHistory.push({ role: "assistant", content: assistantResponses })
 			} else {
 				// this should never happen! it there's no assistant_responses, that means we got no text or tool_use content blocks from API which we should assume is an error
-				this.say("error", "Error: No assistant responses found in API response!")
+				this.say("error", "Unexpected Error: No assistant messages were found in the API response")
 				this.conversationHistory.push({
 					role: "assistant",
 					content: [{ type: "text", text: "Failure: I did not have a response to provide." }],
@@ -499,12 +507,12 @@ ${activeEditorContents}`
 					attemptCompletionBlock.name as ToolName,
 					attemptCompletionBlock.input
 				)
-				this.say(
-					"tool",
-					`\nattempt_completion Tool Used: ${attemptCompletionBlock.name}\nTool Input: ${JSON.stringify(
-						attemptCompletionBlock.input
-					)}\nTool Result: ${result}`
-				)
+				// this.say(
+				// 	"tool",
+				// 	`\nattempt_completion Tool Used: ${attemptCompletionBlock.name}\nTool Input: ${JSON.stringify(
+				// 		attemptCompletionBlock.input
+				// 	)}\nTool Result: ${result}`
+				// )
 				if (result === "") {
 					didCompleteTask = true
 					result = "The user is satisfied with the result."
@@ -539,7 +547,7 @@ ${activeEditorContents}`
 			return { didCompleteTask, inputTokens, outputTokens }
 		} catch (error) {
 			// only called if the API request fails (executeTool errors are returned back to claude)
-			this.say("error", `Error calling Claude API: ${JSON.stringify(serializeError(error))}`)
+			this.say("error", JSON.stringify(serializeError(error)))
 			return { didCompleteTask: true, inputTokens: 0, outputTokens: 0 }
 		}
 	}

src/shared/ExtensionMessage.ts

@@ -18,3 +18,10 @@ export interface ClaudeMessage {
 
 export type ClaudeAsk = "request_limit_reached" | "followup" | "command" | "completion_result"
 export type ClaudeSay = "task" | "error" | "api_req_started" | "api_req_finished" | "text" | "tool" | "command_output" | "completion_result"
+
+export interface ClaudeSayTool {
+    tool: "editedExistingFile" | "newFileCreated" | "readFile" | "listFiles"
+    path?: string
+    diff?: string
+    content?: string
+}

src/shared/WebviewMessage.ts

@@ -1,5 +1,5 @@
 export interface WebviewMessage {
-    type: "apiKey" | "maxRequestsPerTask" | "webviewDidLaunch" | "newTask" | "askResponse"
+    type: "apiKey" | "maxRequestsPerTask" | "webviewDidLaunch" | "newTask" | "askResponse" | "abortTask"
     text?: string
     askResponse?: ClaudeAskResponse
 }

webview-ui/src/components/ChatRow.tsx

@@ -1,6 +1,7 @@
 import React, { useState } from "react"
-import { ClaudeMessage, ClaudeAsk, ClaudeSay } from "@shared/ExtensionMessage"
+import { ClaudeMessage, ClaudeAsk, ClaudeSay, ClaudeSayTool } from "@shared/ExtensionMessage"
 import { VSCodeButton, VSCodeProgressRing, VSCodeBadge } from "@vscode/webview-ui-toolkit/react"
+import { COMMAND_OUTPUT_STRING } from "../utilities/combineCommandSequences"
 
 interface ChatRowProps {
 	message: ClaudeMessage
@@ -92,6 +93,7 @@ const ChatRow: React.FC<ChatRowProps> = ({ message }) => {
 
 		const contentStyle: React.CSSProperties = {
 			margin: 0,
+			whiteSpace: "pre-line",
 		}
 
 		switch (message.type) {
@@ -116,18 +118,58 @@ const ChatRow: React.FC<ChatRowProps> = ({ message }) => {
 					case "api_req_finished":
 						return null // Hide this message type
 					case "tool":
+						//const tool = JSON.parse(message.text || "{}") as ClaudeSayTool
+						const tool: ClaudeSayTool = {
+							tool: "editedExistingFile",
+							path: "/path/to/file",
+						}
+						switch (tool.tool) {
+							case "editedExistingFile":
+								return (
+									<>
+										<div style={headerStyle}>
+											{icon}
+											Edited File
+										</div>
+										<p>Path: {tool.path!}</p>
+										<p>{tool.diff!}</p>
+									</>
+								)
+							case "newFileCreated":
+								return (
+									<>
+										<div style={headerStyle}>
+											{icon}
+											Created New File
+										</div>
+										<p>Path: {tool.path!}</p>
+										<p>{tool.content!}</p>
+									</>
+								)
+							case "readFile":
+								return (
+									<>
+										<div style={headerStyle}>
+											{icon}
+											Read File
+										</div>
+										<p>Path: {tool.path!}</p>
+									</>
+								)
+							case "listFiles":
+								return (
+									<>
+										<div style={headerStyle}>
+											{icon}
+											Viewed Directory
+										</div>
+										<p>Path: {tool.path!}</p>
+									</>
+								)
+						}
+						break
 					case "text":
-						return (
-							<>
-								{title && (
-									<div style={headerStyle}>
-										{icon}
-										{title}
-									</div>
-								)}
-								<p style={contentStyle}>{message.text}</p>
-							</>
-						)
+						return <p style={contentStyle}>{message.text}</p>
 					case "error":
 						return (
 							<>
@@ -167,6 +209,7 @@ const ChatRow: React.FC<ChatRowProps> = ({ message }) => {
 							</>
 						)
 				}
+				break
 			case "ask":
 				switch (message.ask) {
 					case "request_limit_reached":
@@ -177,12 +220,23 @@ const ChatRow: React.FC<ChatRowProps> = ({ message }) => {
 									{title}
 								</div>
 								<p style={{ ...contentStyle, color: "var(--vscode-errorForeground)" }}>
-									Your task has reached the maximum request limit (maxRequestsPerTask, you can change
-									this in settings). Do you want to keep going or start a new task?
+									{message.text}
 								</p>
 							</>
 						)
 					case "command":
+						const splitMessage = (text: string) => {
+							const outputIndex = text.indexOf(COMMAND_OUTPUT_STRING)
+							if (outputIndex === -1) {
+								return { command: text, output: "" }
+							}
+							return {
+								command: text.slice(0, outputIndex).trim(),
+								output: text.slice(outputIndex + COMMAND_OUTPUT_STRING.length).trim(),
+							}
+						}
+
+						const { command, output } = splitMessage(message.text || "")
 						return (
 							<>
 								<div style={headerStyle}>
@@ -190,10 +244,16 @@ const ChatRow: React.FC<ChatRowProps> = ({ message }) => {
 									{title}
 								</div>
 								<div style={contentStyle}>
-									<p>Claude would like to run this command. Do you allow this?</p>
-									<pre style={contentStyle}>
-										<code>{message.text}</code>
-									</pre>
+									<p style={contentStyle}>Claude Dev wants to execute the following command:</p>
+									<p style={contentStyle}>{command}</p>
+									{output && (
+										<>
+											<p style={{ ...contentStyle, fontWeight: "bold" }}>
+												{COMMAND_OUTPUT_STRING}
+											</p>
+											<p style={contentStyle}>{output}</p>
+										</>
+									)}
 								</div>
 							</>
 						)
@@ -240,9 +300,7 @@ const ChatRow: React.FC<ChatRowProps> = ({ message }) => {
 			}}>
 			{renderContent()}
 			{isExpanded && message.say === "api_req_started" && (
-				<pre style={{ marginTop: "10px" }}>
-					<code>{message.text}</code>
-				</pre>
+				<p style={{ marginTop: "10px" }}>{JSON.stringify(JSON.parse(message.text || "{}").request)}</p>
 			)}
 		</div>
 	)

webview-ui/src/components/ChatView.tsx

@@ -33,7 +33,11 @@ const ChatView = ({ messages }: ChatViewProps) => {
 
 	const scrollToBottom = (instant: boolean = false) => {
 		// https://stackoverflow.com/questions/11039885/scrollintoview-causing-the-whole-page-to-move
-		(messagesEndRef.current as any)?.scrollIntoView({ behavior: instant ? "instant" : "smooth", block: "nearest", inline: "start" })
+		;(messagesEndRef.current as any)?.scrollIntoView({
+			behavior: instant ? "instant" : "smooth",
+			block: "nearest",
+			inline: "start",
+		})
 	}
 
 	const handlePrimaryButtonClick = () => {
@@ -49,8 +53,19 @@ const ChatView = ({ messages }: ChatViewProps) => {
 		setSecondaryButtonText(undefined)
 	}
 
+	// scroll to bottom when new message is added
+	const visibleMessages = useMemo(
+		() =>
+			modifiedMessages.filter(
+				(message) => !(message.type === "ask" && message.ask === "completion_result" && message.text === "")
+			),
+		[modifiedMessages]
+	)
 	useEffect(() => {
 		scrollToBottom()
+	}, [visibleMessages.length])
+
+	useEffect(() => {
 		// if last message is an ask, show user ask UI
 
 		// if user finished a task, then start a new task with a new conversation history since in this moment that the extension is waiting for user response, the user could close the extension and the conversation history would be lost.
@@ -110,6 +125,10 @@ const ChatView = ({ messages }: ChatViewProps) => {
 		}
 	}
 
+	const handleTaskCloseButtonClick = () => {
+		vscode.postMessage({ type: "abortTask" })
+	}
+
 	useEffect(() => {
 		if (textAreaRef.current && !textAreaHeight) {
 			setTextAreaHeight(textAreaRef.current.offsetHeight)
@@ -158,6 +177,7 @@ const ChatView = ({ messages }: ChatViewProps) => {
 				tokensIn={apiMetrics.totalTokensIn}
 				tokensOut={apiMetrics.totalTokensOut}
 				totalCost={apiMetrics.totalCost}
+				onClose={handleTaskCloseButtonClick}
 			/>
 			<div
 				className="scrollable"

webview-ui/src/components/TaskHeader.tsx

@@ -1,32 +1,45 @@
 import React, { useState } from "react"
 import TextTruncate from "react-text-truncate"
+import { VSCodeButton } from "@vscode/webview-ui-toolkit/react"
 
 interface TaskHeaderProps {
 	taskText: string
 	tokensIn: number
 	tokensOut: number
 	totalCost: number
+	onClose: () => void
 }
 
-const TaskHeader: React.FC<TaskHeaderProps> = ({ taskText, tokensIn, tokensOut, totalCost }) => {
+const TaskHeader: React.FC<TaskHeaderProps> = ({ taskText, tokensIn, tokensOut, totalCost, onClose }) => {
 	const [isExpanded, setIsExpanded] = useState(false)
 	const toggleExpand = () => setIsExpanded(!isExpanded)
 
 	return (
-		<div
-			style={{
-				padding: "15px 15px 10px 15px",
-			}}>
+		<div style={{ padding: "15px 15px 10px 15px" }}>
 			<div
 				style={{
 					backgroundColor: "var(--vscode-badge-background)",
 					color: "var(--vscode-badge-foreground)",
 					borderRadius: "3px",
-					padding: "8px",
+					padding: "12px",
 					display: "flex",
 					flexDirection: "column",
 					gap: "8px",
 				}}>
+				<div
+					style={{
+						display: "flex",
+						justifyContent: "space-between",
+						alignItems: "center",
+					}}>
+					<span style={{ fontWeight: "bold", fontSize: "16px" }}>Task</span>
+					<VSCodeButton
+						appearance="icon"
+						onClick={onClose}
+						style={{ marginTop: "-5px", marginRight: "-5px" }}>
+						<span className="codicon codicon-close"></span>
+					</VSCodeButton>
+				</div>
 				<div style={{ fontSize: "var(--vscode-font-size)", lineHeight: "1.5" }}>
 					<TextTruncate
 						line={isExpanded ? 0 : 3}
@@ -58,20 +71,24 @@ const TaskHeader: React.FC<TaskHeaderProps> = ({ taskText, tokensIn, tokensOut,
 					)}
 				</div>
 				<div style={{ display: "flex", flexDirection: "column", gap: "4px" }}>
-					<div style={{ display: "flex", justifyContent: "space-between", alignItems: "center" }}>
+					<div style={{ display: "flex", alignItems: "center", gap: "4px" }}>
 						<span style={{ fontWeight: "bold" }}>Tokens:</span>
-						<div style={{ display: "flex", gap: "8px" }}>
-							<span style={{ display: "flex", alignItems: "center", gap: "4px" }}>
-								<i className="codicon codicon-arrow-down" style={{ fontSize: "12px", marginBottom: "-1px" }} />
-								{tokensIn.toLocaleString()}
-							</span>
-							<span style={{ display: "flex", alignItems: "center", gap: "4px" }}>
-								<i className="codicon codicon-arrow-up" style={{ fontSize: "12px", marginBottom: "-1px" }} />
-								{tokensOut.toLocaleString()}
-							</span>
-						</div>
+						<span style={{ display: "flex", alignItems: "center", gap: "4px" }}>
+							<i
+								className="codicon codicon-arrow-down"
+								style={{ fontSize: "12px", marginBottom: "-2px" }}
+							/>
+							{tokensIn.toLocaleString()}
+						</span>
+						<span style={{ display: "flex", alignItems: "center", gap: "4px" }}>
+							<i
+								className="codicon codicon-arrow-up"
+								style={{ fontSize: "12px", marginBottom: "-2px" }}
+							/>
+							{tokensOut.toLocaleString()}
+						</span>
 					</div>
-					<div style={{ display: "flex", justifyContent: "space-between", alignItems: "center" }}>
+					<div style={{ display: "flex", alignItems: "center", gap: "4px" }}>
 						<span style={{ fontWeight: "bold" }}>API Cost:</span>
 						<span>${totalCost.toFixed(4)}</span>
 					</div>

webview-ui/src/utilities/combineCommandSequences.ts

@@ -27,6 +27,7 @@ export function combineCommandSequences(messages: ClaudeMessage[]): ClaudeMessag
 	for (let i = 0; i < messages.length; i++) {
 		if (messages[i].type === "ask" && messages[i].ask === "command") {
 			let combinedText = messages[i].text || ""
+			let didAddOutput = false
 			let j = i + 1
 
 			while (j < messages.length) {
@@ -35,6 +36,11 @@ export function combineCommandSequences(messages: ClaudeMessage[]): ClaudeMessag
 					break
 				}
 				if (messages[j].type === "say" && messages[j].say === "command_output") {
+					if (!didAddOutput) {
+						// Add a newline before the first output
+						combinedText += `\n${COMMAND_OUTPUT_STRING}`
+						didAddOutput = true
+					}
 					combinedText += "\n" + (messages[j].text || "")
 				}
 				j++
@@ -60,3 +66,4 @@ export function combineCommandSequences(messages: ClaudeMessage[]): ClaudeMessag
 			return msg
 		})
 }
+export const COMMAND_OUTPUT_STRING = "Output:"