Files
automaker/apps/app/src/components/views/agent-view.tsx

805 lines
27 KiB
TypeScript

"use client";
import { useState, useCallback, useRef, useEffect, useMemo } from "react";
import { useAppStore } from "@/store/app-store";
import { Card, CardContent } from "@/components/ui/card";
import { Button } from "@/components/ui/button";
import { Input } from "@/components/ui/input";
import { ImageDropZone } from "@/components/ui/image-drop-zone";
import {
Bot,
Send,
User,
Loader2,
Sparkles,
Wrench,
Trash2,
PanelLeftClose,
PanelLeft,
Paperclip,
X,
} from "lucide-react";
import { cn } from "@/lib/utils";
import { useElectronAgent } from "@/hooks/use-electron-agent";
import { SessionManager } from "@/components/session-manager";
import { Markdown } from "@/components/ui/markdown";
import type { ImageAttachment } from "@/store/app-store";
import {
useKeyboardShortcuts,
useKeyboardShortcutsConfig,
KeyboardShortcut,
} from "@/hooks/use-keyboard-shortcuts";
export function AgentView() {
const { currentProject, setLastSelectedSession, getLastSelectedSession } = useAppStore();
const shortcuts = useKeyboardShortcutsConfig();
const [input, setInput] = useState("");
const [selectedImages, setSelectedImages] = useState<ImageAttachment[]>([]);
const [showImageDropZone, setShowImageDropZone] = useState(false);
const [currentTool, setCurrentTool] = useState<string | null>(null);
const [currentSessionId, setCurrentSessionId] = useState<string | null>(null);
const [showSessionManager, setShowSessionManager] = useState(true);
const [isDragOver, setIsDragOver] = useState(false);
// Track if initial session has been loaded
const initialSessionLoadedRef = useRef(false);
// Scroll management for auto-scroll
const messagesContainerRef = useRef<HTMLDivElement>(null);
const [isUserAtBottom, setIsUserAtBottom] = useState(true);
// Input ref for auto-focus
const inputRef = useRef<HTMLInputElement>(null);
// Ref for quick create session function from SessionManager
const quickCreateSessionRef = useRef<(() => Promise<void>) | null>(null);
// Use the Electron agent hook (only if we have a session)
const {
messages,
isProcessing,
isConnected,
sendMessage,
clearHistory,
error: agentError,
} = useElectronAgent({
sessionId: currentSessionId || "",
workingDirectory: currentProject?.path,
onToolUse: (toolName) => {
setCurrentTool(toolName);
setTimeout(() => setCurrentTool(null), 2000);
},
});
// Handle session selection with persistence
const handleSelectSession = useCallback((sessionId: string | null) => {
setCurrentSessionId(sessionId);
// Persist the selection for this project
if (currentProject?.path) {
setLastSelectedSession(currentProject.path, sessionId);
}
}, [currentProject?.path, setLastSelectedSession]);
// Restore last selected session when switching to Agent view or when project changes
useEffect(() => {
if (!currentProject?.path) {
// No project, reset
setCurrentSessionId(null);
initialSessionLoadedRef.current = false;
return;
}
// Only restore once per project
if (initialSessionLoadedRef.current) return;
initialSessionLoadedRef.current = true;
const lastSessionId = getLastSelectedSession(currentProject.path);
if (lastSessionId) {
console.log("[AgentView] Restoring last selected session:", lastSessionId);
setCurrentSessionId(lastSessionId);
}
}, [currentProject?.path, getLastSelectedSession]);
// Reset initialSessionLoadedRef when project changes
useEffect(() => {
initialSessionLoadedRef.current = false;
}, [currentProject?.path]);
const handleSend = useCallback(async () => {
if ((!input.trim() && selectedImages.length === 0) || isProcessing) return;
const messageContent = input;
const messageImages = selectedImages;
setInput("");
setSelectedImages([]);
setShowImageDropZone(false);
await sendMessage(messageContent, messageImages);
}, [input, selectedImages, isProcessing, sendMessage]);
const handleImagesSelected = useCallback((images: ImageAttachment[]) => {
setSelectedImages(images);
}, []);
const toggleImageDropZone = useCallback(() => {
setShowImageDropZone(!showImageDropZone);
}, [showImageDropZone]);
// Helper function to convert file to base64
const fileToBase64 = useCallback((file: File): Promise<string> => {
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.onload = () => {
if (typeof reader.result === "string") {
resolve(reader.result);
} else {
reject(new Error("Failed to read file as base64"));
}
};
reader.onerror = () => reject(new Error("Failed to read file"));
reader.readAsDataURL(file);
});
}, []);
// Process dropped files
const processDroppedFiles = useCallback(
async (files: FileList) => {
if (isProcessing) return;
const ACCEPTED_IMAGE_TYPES = [
"image/jpeg",
"image/jpg",
"image/png",
"image/gif",
"image/webp",
];
const MAX_FILE_SIZE = 10 * 1024 * 1024; // 10MB
const MAX_FILES = 5;
const newImages: ImageAttachment[] = [];
const errors: string[] = [];
for (const file of Array.from(files)) {
// Validate file type
if (!ACCEPTED_IMAGE_TYPES.includes(file.type)) {
errors.push(
`${file.name}: Unsupported file type. Please use JPG, PNG, GIF, or WebP.`
);
continue;
}
// Validate file size
if (file.size > MAX_FILE_SIZE) {
const maxSizeMB = MAX_FILE_SIZE / (1024 * 1024);
errors.push(
`${file.name}: File too large. Maximum size is ${maxSizeMB}MB.`
);
continue;
}
// Check if we've reached max files
if (newImages.length + selectedImages.length >= MAX_FILES) {
errors.push(`Maximum ${MAX_FILES} images allowed.`);
break;
}
try {
const base64 = await fileToBase64(file);
const imageAttachment: ImageAttachment = {
id: `img-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`,
data: base64,
mimeType: file.type,
filename: file.name,
size: file.size,
};
newImages.push(imageAttachment);
} catch (error) {
errors.push(`${file.name}: Failed to process image.`);
}
}
if (errors.length > 0) {
console.warn("Image upload errors:", errors);
}
if (newImages.length > 0) {
setSelectedImages((prev) => [...prev, ...newImages]);
}
},
[isProcessing, selectedImages, fileToBase64]
);
// Remove individual image
const removeImage = useCallback((imageId: string) => {
setSelectedImages((prev) => prev.filter((img) => img.id !== imageId));
}, []);
// Drag and drop handlers for the input area
const handleDragEnter = useCallback(
(e: React.DragEvent) => {
e.preventDefault();
e.stopPropagation();
if (isProcessing || !isConnected) return;
console.log(
"[agent-view] Drag enter types:",
Array.from(e.dataTransfer.types)
);
// Check if dragged items contain files
if (e.dataTransfer.types.includes("Files")) {
setIsDragOver(true);
}
},
[isProcessing, isConnected]
);
const handleDragLeave = useCallback((e: React.DragEvent) => {
e.preventDefault();
e.stopPropagation();
// Only set dragOver to false if we're leaving the input container
const rect = e.currentTarget.getBoundingClientRect();
const x = e.clientX;
const y = e.clientY;
if (x < rect.left || x > rect.right || y < rect.top || y > rect.bottom) {
setIsDragOver(false);
}
}, []);
const handleDragOver = useCallback((e: React.DragEvent) => {
e.preventDefault();
e.stopPropagation();
}, []);
const handleDrop = useCallback(
async (e: React.DragEvent) => {
e.preventDefault();
e.stopPropagation();
setIsDragOver(false);
if (isProcessing || !isConnected) return;
console.log("[agent-view] Drop event:", {
filesCount: e.dataTransfer.files.length,
itemsCount: e.dataTransfer.items.length,
types: Array.from(e.dataTransfer.types),
});
// Check if we have files
const files = e.dataTransfer.files;
if (files && files.length > 0) {
console.log("[agent-view] Processing files from dataTransfer.files");
processDroppedFiles(files);
return;
}
// Handle file paths (from screenshots or other sources)
// This is common on macOS when dragging screenshots
const items = e.dataTransfer.items;
if (items && items.length > 0) {
console.log("[agent-view] Processing items");
for (let i = 0; i < items.length; i++) {
const item = items[i];
console.log(`[agent-view] Item ${i}:`, {
kind: item.kind,
type: item.type,
});
if (item.kind === "file") {
const file = item.getAsFile();
if (file) {
console.log("[agent-view] Got file from item:", {
name: file.name,
type: file.type,
size: file.size,
});
const dataTransfer = new DataTransfer();
dataTransfer.items.add(file);
processDroppedFiles(dataTransfer.files);
}
}
}
}
},
[isProcessing, isConnected, processDroppedFiles]
);
const handlePaste = useCallback(
async (e: React.ClipboardEvent) => {
// Check if clipboard contains files
const items = e.clipboardData?.items;
if (items) {
const files: File[] = [];
for (let i = 0; i < items.length; i++) {
const item = items[i];
console.log("[agent-view] Paste item:", {
kind: item.kind,
type: item.type,
});
if (item.kind === "file") {
const file = item.getAsFile();
if (file && file.type.startsWith("image/")) {
e.preventDefault(); // Prevent default paste of file path
files.push(file);
}
}
}
if (files.length > 0) {
console.log(
"[agent-view] Processing pasted image files:",
files.length
);
const dataTransfer = new DataTransfer();
files.forEach((file) => dataTransfer.items.add(file));
await processDroppedFiles(dataTransfer.files);
}
}
},
[processDroppedFiles]
);
const handleKeyPress = (e: React.KeyboardEvent) => {
if (e.key === "Enter" && !e.shiftKey) {
e.preventDefault();
handleSend();
}
};
const handleClearChat = async () => {
if (!confirm("Are you sure you want to clear this conversation?")) return;
await clearHistory();
};
// Scroll position detection
const checkIfUserIsAtBottom = useCallback(() => {
const container = messagesContainerRef.current;
if (!container) return;
const threshold = 50; // 50px threshold for "near bottom"
const isAtBottom =
container.scrollHeight - container.scrollTop - container.clientHeight <=
threshold;
setIsUserAtBottom(isAtBottom);
}, []);
// Scroll to bottom function
const scrollToBottom = useCallback((behavior: ScrollBehavior = "smooth") => {
const container = messagesContainerRef.current;
if (!container) return;
container.scrollTo({
top: container.scrollHeight,
behavior: behavior,
});
}, []);
// Handle scroll events
const handleScroll = useCallback(() => {
checkIfUserIsAtBottom();
}, [checkIfUserIsAtBottom]);
// Auto-scroll effect when messages change
useEffect(() => {
// Only auto-scroll if user was already at bottom
if (isUserAtBottom && messages.length > 0) {
// Use a small delay to ensure DOM is updated
setTimeout(() => {
scrollToBottom("smooth");
}, 100);
}
}, [messages, isUserAtBottom, scrollToBottom]);
// Initial scroll to bottom when session changes
useEffect(() => {
if (currentSessionId && messages.length > 0) {
// Scroll immediately without animation when switching sessions
setTimeout(() => {
scrollToBottom("auto");
setIsUserAtBottom(true);
}, 100);
}
}, [currentSessionId, scrollToBottom]);
// Auto-focus input when session is selected/changed
useEffect(() => {
if (currentSessionId && inputRef.current) {
// Small delay to ensure UI has updated
setTimeout(() => {
inputRef.current?.focus();
}, 200);
}
}, [currentSessionId]);
// Keyboard shortcuts for agent view
const agentShortcuts: KeyboardShortcut[] = useMemo(() => {
const shortcutsList: KeyboardShortcut[] = [];
// New session shortcut - only when in agent view with a project
if (currentProject) {
shortcutsList.push({
key: shortcuts.newSession,
action: () => {
if (quickCreateSessionRef.current) {
quickCreateSessionRef.current();
}
},
description: "Create new session",
});
}
return shortcutsList;
}, [currentProject, shortcuts]);
// Register keyboard shortcuts
useKeyboardShortcuts(agentShortcuts);
if (!currentProject) {
return (
<div
className="flex-1 flex items-center justify-center"
data-testid="agent-view-no-project"
>
<div className="text-center">
<Sparkles className="w-12 h-12 text-muted-foreground mx-auto mb-4" />
<h2 className="text-xl font-semibold mb-2">No Project Selected</h2>
<p className="text-muted-foreground">
Open or create a project to start working with the AI agent.
</p>
</div>
</div>
);
}
// Show welcome message if no messages yet
const displayMessages =
messages.length === 0
? [
{
id: "welcome",
role: "assistant" as const,
content:
"Hello! I'm the Automaker Agent. I can help you build software autonomously. I can read and modify files in this project, run commands, and execute tests. What would you like to create today?",
timestamp: new Date().toISOString(),
},
]
: messages;
return (
<div
className="flex-1 flex overflow-hidden content-bg"
data-testid="agent-view"
>
{/* Session Manager Sidebar */}
{showSessionManager && currentProject && (
<div className="w-80 border-r flex-shrink-0">
<SessionManager
currentSessionId={currentSessionId}
onSelectSession={handleSelectSession}
projectPath={currentProject.path}
isCurrentSessionThinking={isProcessing}
onQuickCreateRef={quickCreateSessionRef}
/>
</div>
)}
{/* Chat Area */}
<div className="flex-1 flex flex-col overflow-hidden">
{/* Header */}
<div className="flex items-center justify-between p-4 border-b border-border bg-glass backdrop-blur-md">
<div className="flex items-center gap-3">
<Button
variant="ghost"
size="sm"
onClick={() => setShowSessionManager(!showSessionManager)}
className="h-8 w-8 p-0"
>
{showSessionManager ? (
<PanelLeftClose className="w-4 h-4" />
) : (
<PanelLeft className="w-4 h-4" />
)}
</Button>
<Bot className="w-5 h-5 text-primary" />
<div>
<h1 className="text-xl font-bold">AI Agent</h1>
<p className="text-sm text-muted-foreground">
{currentProject.name}
{currentSessionId && !isConnected && " · Connecting..."}
</p>
</div>
</div>
{/* Status indicators & actions */}
<div className="flex items-center gap-2">
{currentTool && (
<div className="flex items-center gap-1 text-xs text-muted-foreground bg-muted px-2 py-1 rounded">
<Wrench className="w-3 h-3" />
<span>{currentTool}</span>
</div>
)}
{agentError && (
<span className="text-xs text-destructive">{agentError}</span>
)}
{currentSessionId && messages.length > 0 && (
<Button
variant="ghost"
size="sm"
onClick={handleClearChat}
disabled={isProcessing}
>
<Trash2 className="w-4 h-4 mr-1" />
Clear
</Button>
)}
</div>
</div>
{/* Messages */}
{!currentSessionId ? (
<div
className="flex-1 flex items-center justify-center"
data-testid="no-session-placeholder"
>
<div className="text-center">
<Bot className="w-12 h-12 text-muted-foreground mx-auto mb-4 opacity-50" />
<h2 className="text-lg font-semibold mb-2">
No Session Selected
</h2>
<p className="text-sm text-muted-foreground mb-4">
Create or select a session to start chatting
</p>
<Button
onClick={() => setShowSessionManager(true)}
variant="outline"
>
<PanelLeft className="w-4 h-4 mr-2" />
{showSessionManager ? "View" : "Show"} Sessions
</Button>
</div>
</div>
) : (
<div
ref={messagesContainerRef}
className="flex-1 overflow-y-auto p-4 space-y-4"
data-testid="message-list"
onScroll={handleScroll}
>
{displayMessages.map((message) => (
<div
key={message.id}
className={cn(
"flex gap-3",
message.role === "user" && "flex-row-reverse"
)}
>
<div
className={cn(
"w-8 h-8 rounded-full flex items-center justify-center shrink-0",
message.role === "assistant" ? "bg-primary/10" : "bg-muted"
)}
>
{message.role === "assistant" ? (
<Bot className="w-4 h-4 text-primary" />
) : (
<User className="w-4 h-4" />
)}
</div>
<Card
className={cn(
"max-w-[80%] py-0",
message.role === "user"
? "bg-transparent border border-primary text-foreground"
: "border-l-4 border-primary bg-card"
)}
>
<CardContent className="px-3 py-2">
{message.role === "assistant" ? (
<Markdown className="text-sm text-primary prose-headings:text-primary prose-strong:text-primary prose-code:text-primary">
{message.content}
</Markdown>
) : (
<p className="text-sm whitespace-pre-wrap">
{message.content}
</p>
)}
<p
className={cn(
"text-xs mt-1",
message.role === "user"
? "text-muted-foreground"
: "text-primary/70"
)}
>
{new Date(message.timestamp).toLocaleTimeString()}
</p>
</CardContent>
</Card>
</div>
))}
{isProcessing && (
<div className="flex gap-3">
<div className="w-8 h-8 rounded-full bg-primary/10 flex items-center justify-center">
<Bot className="w-4 h-4 text-primary" />
</div>
<Card className="border-l-4 border-primary bg-card py-0">
<CardContent className="p-3">
<div className="flex items-center gap-2">
<Loader2 className="w-4 h-4 animate-spin text-primary" />
<span className="text-sm text-primary">
Thinking...
</span>
</div>
</CardContent>
</Card>
</div>
)}
</div>
)}
{/* Input */}
{currentSessionId && (
<div className="border-t border-border p-4 space-y-3 bg-background">
{/* Image Drop Zone (when visible) */}
{showImageDropZone && (
<ImageDropZone
onImagesSelected={handleImagesSelected}
images={selectedImages}
maxFiles={5}
className="mb-3"
disabled={isProcessing || !isConnected}
/>
)}
{/* Text Input and Controls - with drag and drop support */}
<div
className={cn(
"flex gap-2 transition-all duration-200 rounded-lg",
isDragOver &&
"bg-primary/10 ring-2 ring-primary ring-offset-2 ring-offset-background"
)}
onDragEnter={handleDragEnter}
onDragLeave={handleDragLeave}
onDragOver={handleDragOver}
onDrop={handleDrop}
>
<div className="flex-1 relative">
<Input
ref={inputRef}
placeholder={
isDragOver
? "Drop your images here..."
: "Describe what you want to build..."
}
value={input}
onChange={(e) => setInput(e.target.value)}
onKeyPress={handleKeyPress}
onPaste={handlePaste}
disabled={isProcessing || !isConnected}
data-testid="agent-input"
className={cn(
"bg-input border-border",
selectedImages.length > 0 &&
"border-primary/50 bg-primary/5",
isDragOver &&
"border-primary bg-primary/10"
)}
/>
{selectedImages.length > 0 && !isDragOver && (
<div className="absolute right-2 top-1/2 transform -translate-y-1/2 text-xs text-primary-foreground bg-primary px-2 py-1 rounded">
{selectedImages.length} image
{selectedImages.length > 1 ? "s" : ""}
</div>
)}
{isDragOver && (
<div className="absolute right-2 top-1/2 transform -translate-y-1/2 text-xs text-primary-foreground bg-primary px-2 py-1 rounded flex items-center gap-1">
<Paperclip className="w-3 h-3" />
Drop here
</div>
)}
</div>
{/* Image Attachment Button */}
<Button
variant="outline"
size="default"
onClick={toggleImageDropZone}
disabled={isProcessing || !isConnected}
className={cn(
showImageDropZone &&
"bg-primary/20 text-primary border-primary",
selectedImages.length > 0 && "border-primary"
)}
title="Attach images"
>
<Paperclip className="w-4 h-4" />
</Button>
{/* Send Button */}
<Button
onClick={handleSend}
disabled={
(!input.trim() && selectedImages.length === 0) ||
isProcessing ||
!isConnected
}
data-testid="send-message"
>
<Send className="w-4 h-4" />
</Button>
</div>
{/* Selected Images Preview */}
{selectedImages.length > 0 && (
<div className="space-y-2">
<div className="flex items-center justify-between">
<p className="text-xs font-medium text-foreground">
{selectedImages.length} image
{selectedImages.length > 1 ? "s" : ""} attached
</p>
<button
onClick={() => setSelectedImages([])}
className="text-xs text-muted-foreground hover:text-foreground"
disabled={isProcessing}
>
Clear all
</button>
</div>
<div className="flex flex-wrap gap-2">
{selectedImages.map((image) => (
<div
key={image.id}
className="relative group rounded-md border border-muted bg-muted/50 p-2 flex items-center space-x-2"
>
{/* Image thumbnail */}
<div className="w-8 h-8 rounded overflow-hidden bg-muted flex-shrink-0">
<img
src={image.data}
alt={image.filename}
className="w-full h-full object-cover"
/>
</div>
{/* Image info */}
<div className="min-w-0 flex-1">
<p className="text-xs font-medium text-foreground truncate">
{image.filename}
</p>
<p className="text-xs text-muted-foreground">
{formatFileSize(image.size)}
</p>
</div>
{/* Remove button */}
<button
onClick={() => removeImage(image.id)}
className="opacity-0 group-hover:opacity-100 transition-opacity p-1 rounded-full hover:bg-destructive hover:text-destructive-foreground text-muted-foreground"
disabled={isProcessing}
>
<X className="h-3 w-3" />
</button>
</div>
))}
</div>
</div>
)}
</div>
)}
</div>
</div>
);
}
// Helper function to format file size
function formatFileSize(bytes: number): string {
if (bytes === 0) return "0 B";
const k = 1024;
const sizes = ["B", "KB", "MB", "GB"];
const i = Math.floor(Math.log(bytes) / Math.log(k));
return parseFloat((bytes / Math.pow(k, i)).toFixed(1)) + " " + sizes[i];
}