refactor: extract ToolCallCard and ChatLobby components (#502)

* refactor: extract ToolCallCard and ChatLobby components

- Extract ToolCallCard.tsx (279 lines) for tool call UI rendering
- Extract ChatLobby.tsx (272 lines) for empty state with session history
- Reduce chat-message-display.tsx from 1760 to 1307 lines (-26%)

* fix: address PR review feedback

- Remove redundant key prop in ToolCallCard
- Make onDeleteSession optional and conditionally render delete button
- Extract shared types (DiagramOperation, ToolPartLike) to types.ts
This commit is contained in:
Dayuan Jiang
2026-01-04 12:04:06 +09:00
committed by GitHub
parent 814f448cb0
commit 24325c178f
4 changed files with 575 additions and 491 deletions

View File

@@ -7,16 +7,12 @@ import {
ChevronDown,
ChevronUp,
Copy,
Cpu,
FileCode,
FileText,
MessageSquare,
Pencil,
RotateCcw,
Search,
ThumbsDown,
ThumbsUp,
Trash2,
X,
} from "lucide-react"
import Image from "next/image"
@@ -29,16 +25,9 @@ import {
ReasoningContent,
ReasoningTrigger,
} from "@/components/ai-elements/reasoning"
import {
AlertDialog,
AlertDialogAction,
AlertDialogCancel,
AlertDialogContent,
AlertDialogDescription,
AlertDialogFooter,
AlertDialogHeader,
AlertDialogTitle,
} from "@/components/ui/alert-dialog"
import { ChatLobby } from "@/components/chat/ChatLobby"
import { ToolCallCard } from "@/components/chat/ToolCallCard"
import type { DiagramOperation, ToolPartLike } from "@/components/chat/types"
import { ScrollArea } from "@/components/ui/scroll-area"
import { useDictionary } from "@/hooks/use-dictionary"
import { getApiEndpoint } from "@/lib/base-path"
@@ -46,18 +35,10 @@ import {
applyDiagramOperations,
convertToLegalXml,
extractCompleteMxCells,
isMxCellXmlComplete,
replaceNodes,
validateAndFixXml,
} from "@/lib/utils"
import ExamplePanel from "./chat-example-panel"
import { CodeBlock } from "./code-block"
interface DiagramOperation {
operation: "update" | "add" | "delete"
cell_id: string
new_xml?: string
}
// Helper to extract complete operations from streaming input
function getCompleteOperations(
@@ -71,60 +52,10 @@ function getCompleteOperations(
["update", "add", "delete"].includes(op.operation) &&
typeof op.cell_id === "string" &&
op.cell_id.length > 0 &&
// delete doesn't need new_xml, update/add do
(op.operation === "delete" || typeof op.new_xml === "string"),
)
}
// Tool part interface for type safety
interface ToolPartLike {
type: string
toolCallId: string
state?: string
input?: {
xml?: string
operations?: DiagramOperation[]
} & Record<string, unknown>
output?: string
}
function OperationsDisplay({ operations }: { operations: DiagramOperation[] }) {
return (
<div className="space-y-3">
{operations.map((op, index) => (
<div
key={`${op.operation}-${op.cell_id}-${index}`}
className="rounded-lg border border-border/50 overflow-hidden bg-background/50"
>
<div className="px-3 py-1.5 bg-muted/40 border-b border-border/30 flex items-center gap-2">
<span
className={`text-[10px] font-medium uppercase tracking-wide ${
op.operation === "delete"
? "text-red-600"
: op.operation === "add"
? "text-green-600"
: "text-blue-600"
}`}
>
{op.operation}
</span>
<span className="text-xs text-muted-foreground">
cell_id: {op.cell_id}
</span>
</div>
{op.new_xml && (
<div className="px-3 py-2">
<pre className="text-[11px] font-mono text-foreground/80 bg-muted/30 rounded px-2 py-1.5 overflow-x-auto whitespace-pre-wrap break-all">
{op.new_xml}
</pre>
</div>
)}
</div>
))}
</div>
)
}
import { useDiagram } from "@/contexts/diagram-context"
// Helper to split text content into regular text and file sections (PDF or text files)
@@ -294,13 +225,6 @@ export function ChatMessageDisplay({
const [expandedPdfSections, setExpandedPdfSections] = useState<
Record<string, boolean>
>({})
// Track whether examples section is expanded (collapsed by default when there's history)
const [examplesExpanded, setExamplesExpanded] = useState(false)
// Delete confirmation dialog state
const [deleteDialogOpen, setDeleteDialogOpen] = useState(false)
const [sessionToDelete, setSessionToDelete] = useState<string | null>(null)
// Search filter for history
const [searchQuery, setSearchQuery] = useState("")
const setCopyState = (
messageId: string,
@@ -700,383 +624,18 @@ export function ChatMessageDisplay({
// Let the timeouts complete naturally - they're harmless if component unmounts.
}, [messages, handleDisplayChart, chartXML])
const renderToolPart = (part: ToolPartLike) => {
const callId = part.toolCallId
const { state, input, output } = part
// Default to collapsed if tool is complete, expanded if still streaming
const isExpanded = expandedTools[callId] ?? state !== "output-available"
const toolName = part.type?.replace("tool-", "")
const isCopied = copiedToolCallId === callId
const toggleExpanded = () => {
setExpandedTools((prev) => ({
...prev,
[callId]: !isExpanded,
}))
}
const getToolDisplayName = (name: string) => {
switch (name) {
case "display_diagram":
return "Generate Diagram"
case "edit_diagram":
return "Edit Diagram"
case "get_shape_library":
return "Get Shape Library"
default:
return name
}
}
const handleCopy = () => {
let textToCopy = ""
if (input && typeof input === "object") {
if (input.xml) {
textToCopy = input.xml
} else if (
input.operations &&
Array.isArray(input.operations)
) {
textToCopy = JSON.stringify(input.operations, null, 2)
} else if (Object.keys(input).length > 0) {
textToCopy = JSON.stringify(input, null, 2)
}
}
if (
output &&
toolName === "get_shape_library" &&
typeof output === "string"
) {
textToCopy = output
}
if (textToCopy) {
copyMessageToClipboard(callId, textToCopy, true)
}
}
return (
<div
key={callId}
className="my-3 rounded-xl border border-border/60 bg-muted/30 overflow-hidden"
>
<div className="flex items-center justify-between px-4 py-3 bg-muted/50">
<div className="flex items-center gap-2">
<div className="w-6 h-6 rounded-md bg-primary/10 flex items-center justify-center">
<Cpu className="w-3.5 h-3.5 text-primary" />
</div>
<span className="text-sm font-medium text-foreground/80">
{getToolDisplayName(toolName)}
</span>
</div>
<div className="flex items-center gap-2">
{state === "input-streaming" && (
<div className="h-4 w-4 border-2 border-primary border-t-transparent rounded-full animate-spin" />
)}
{state === "output-available" && (
<>
<span className="text-xs font-medium text-green-600 bg-green-50 px-2 py-0.5 rounded-full">
{dict.tools.complete}
</span>
{isExpanded && (
<button
type="button"
onClick={handleCopy}
className="p-1 rounded hover:bg-muted transition-colors"
title={
copiedToolCallId === callId
? dict.chat.copied
: copyFailedToolCallId ===
callId
? dict.chat.failedToCopy
: dict.chat.copyResponse
}
>
{isCopied ? (
<Check className="w-4 h-4 text-green-600" />
) : (
<Copy className="w-4 h-4 text-muted-foreground" />
)}
</button>
)}
</>
)}
{state === "output-error" &&
(() => {
// Check if this is a truncation (incomplete XML) vs real error
const isTruncated =
(toolName === "display_diagram" ||
toolName === "append_diagram") &&
!isMxCellXmlComplete(input?.xml)
return isTruncated ? (
<span className="text-xs font-medium text-yellow-600 bg-yellow-50 px-2 py-0.5 rounded-full">
Truncated
</span>
) : (
<span className="text-xs font-medium text-red-600 bg-red-50 px-2 py-0.5 rounded-full">
Error
</span>
)
})()}
{input && Object.keys(input).length > 0 && (
<button
type="button"
onClick={toggleExpanded}
className="p-1 rounded hover:bg-muted transition-colors"
>
{isExpanded ? (
<ChevronUp className="w-4 h-4 text-muted-foreground" />
) : (
<ChevronDown className="w-4 h-4 text-muted-foreground" />
)}
</button>
)}
</div>
</div>
{input && isExpanded && (
<div className="px-4 py-3 border-t border-border/40 bg-muted/20">
{typeof input === "object" && input.xml ? (
<CodeBlock code={input.xml} language="xml" />
) : typeof input === "object" &&
input.operations &&
Array.isArray(input.operations) ? (
<OperationsDisplay operations={input.operations} />
) : typeof input === "object" &&
Object.keys(input).length > 0 ? (
<CodeBlock
code={JSON.stringify(input, null, 2)}
language="json"
/>
) : null}
</div>
)}
{output &&
state === "output-error" &&
(() => {
const isTruncated =
(toolName === "display_diagram" ||
toolName === "append_diagram") &&
!isMxCellXmlComplete(input?.xml)
return (
<div
className={`px-4 py-3 border-t border-border/40 text-sm ${isTruncated ? "text-yellow-600" : "text-red-600"}`}
>
{isTruncated
? "Output truncated due to length limits. Try a simpler request or increase the maxOutputLength."
: output}
</div>
)
})()}
{/* Show get_shape_library output on success */}
{output &&
toolName === "get_shape_library" &&
state === "output-available" &&
isExpanded && (
<div className="px-4 py-3 border-t border-border/40">
<div className="text-xs text-muted-foreground mb-2">
Library loaded (
{typeof output === "string" ? output.length : 0}{" "}
chars)
</div>
<pre className="text-xs bg-muted/50 p-2 rounded-md overflow-auto max-h-32 whitespace-pre-wrap">
{typeof output === "string"
? output.substring(0, 800) +
(output.length > 800 ? "\n..." : "")
: String(output)}
</pre>
</div>
)}
</div>
)
}
// Helper to format session date
const formatSessionDate = (timestamp: number): string => {
const date = new Date(timestamp)
const now = new Date()
const diffMs = now.getTime() - date.getTime()
const diffMins = Math.floor(diffMs / (1000 * 60))
const diffHours = Math.floor(diffMs / (1000 * 60 * 60))
if (diffMins < 1) return dict.sessionHistory?.justNow || "Just now"
if (diffMins < 60) return `${diffMins}m ago`
if (diffHours < 24) return `${diffHours}h ago`
return date.toLocaleDateString(undefined, {
month: "short",
day: "numeric",
})
}
const hasHistory = sessions.length > 0
return (
<ScrollArea className="h-full w-full scrollbar-thin">
<div ref={scrollTopRef} />
{messages.length === 0 && isRestored ? (
hasHistory ? (
// Show history + collapsible examples when there are sessions
<div className="py-6 px-2 animate-fade-in">
{/* Recent Chats Section */}
<div className="mb-6">
<p className="text-xs font-medium text-muted-foreground uppercase tracking-wider px-1 mb-3">
{dict.sessionHistory?.recentChats ||
"Recent Chats"}
</p>
{/* Search Bar */}
<div className="relative mb-3">
<Search className="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 text-muted-foreground" />
<input
type="text"
placeholder={
dict.sessionHistory
?.searchPlaceholder ||
"Search chats..."
}
value={searchQuery}
onChange={(e) =>
setSearchQuery(e.target.value)
}
className="w-full pl-9 pr-3 py-2 text-sm rounded-lg border border-border/60 bg-background focus:outline-none focus:ring-2 focus:ring-primary/30 focus:border-primary/50 transition-all"
/>
{searchQuery && (
<button
type="button"
onClick={() => setSearchQuery("")}
className="absolute right-2 top-1/2 -translate-y-1/2 p-1 rounded hover:bg-muted transition-colors"
>
<X className="w-3 h-3 text-muted-foreground" />
</button>
)}
</div>
<div className="space-y-2">
{sessions
.filter((session) =>
session.title
.toLowerCase()
.includes(
searchQuery.toLowerCase(),
),
)
.map((session) => (
// biome-ignore lint/a11y/useSemanticElements: Cannot use button - has nested delete button which causes hydration error
<div
key={session.id}
role="button"
tabIndex={0}
className="group w-full flex items-center gap-3 p-3 rounded-xl border border-border/60 bg-card hover:bg-accent/50 hover:border-primary/30 transition-all duration-200 cursor-pointer text-left"
onClick={() =>
onSelectSession?.(session.id)
}
onKeyDown={(e) => {
if (
e.key === "Enter" ||
e.key === " "
) {
e.preventDefault()
onSelectSession?.(
session.id,
)
}
}}
>
{session.thumbnailDataUrl ? (
<div className="w-12 h-12 shrink-0 rounded-lg border bg-white overflow-hidden">
<Image
src={
session.thumbnailDataUrl
}
alt=""
width={48}
height={48}
className="object-contain w-full h-full"
/>
</div>
) : (
<div className="w-12 h-12 shrink-0 rounded-lg bg-primary/10 flex items-center justify-center">
<MessageSquare className="w-5 h-5 text-primary" />
</div>
)}
<div className="min-w-0 flex-1">
<div className="text-sm font-medium truncate">
{session.title}
</div>
<div className="text-xs text-muted-foreground">
{formatSessionDate(
session.updatedAt,
)}
</div>
</div>
{onDeleteSession && (
<button
type="button"
onClick={(e) => {
e.stopPropagation()
setSessionToDelete(
session.id,
)
setDeleteDialogOpen(
true,
)
}}
className="p-1.5 rounded-lg opacity-0 group-hover:opacity-100 text-muted-foreground hover:text-destructive hover:bg-destructive/10 transition-all"
title={dict.common.delete}
>
<Trash2 className="w-4 h-4" />
</button>
)}
</div>
))}
{sessions.filter((s) =>
s.title
.toLowerCase()
.includes(searchQuery.toLowerCase()),
).length === 0 &&
searchQuery && (
<p className="text-sm text-muted-foreground text-center py-4">
{dict.sessionHistory?.noResults ||
"No chats found"}
</p>
)}
</div>
</div>
{/* Collapsible Examples Section */}
<div className="border-t border-border/50 pt-4">
<button
type="button"
onClick={() =>
setExamplesExpanded(!examplesExpanded)
}
className="w-full flex items-center justify-between px-1 py-2 text-xs font-medium text-muted-foreground uppercase tracking-wider hover:text-foreground transition-colors"
>
<span>
{dict.examples?.quickExamples ||
"Quick Examples"}
</span>
{examplesExpanded ? (
<ChevronUp className="w-4 h-4" />
) : (
<ChevronDown className="w-4 h-4" />
)}
</button>
{examplesExpanded && (
<div className="mt-2">
<ExamplePanel
setInput={setInput}
setFiles={setFiles}
minimal
/>
</div>
)}
</div>
</div>
) : (
// Show full examples when no history
<ExamplePanel setInput={setInput} setFiles={setFiles} />
)
<ChatLobby
sessions={sessions}
onSelectSession={onSelectSession || (() => {})}
onDeleteSession={onDeleteSession}
setInput={setInput}
setFiles={setFiles}
dict={dict}
/>
) : messages.length === 0 ? null : (
<div className="py-4 px-4 space-y-4">
{messages.map((message, messageIndex) => {
@@ -1353,9 +912,30 @@ export function ChatMessageDisplay({
return groups.map(
(group, groupIndex) => {
if (group.type === "tool") {
return renderToolPart(
group
.parts[0] as ToolPartLike,
return (
<ToolCallCard
key={`${message.id}-tool-${group.startIndex}`}
part={
group
.parts[0] as ToolPartLike
}
expandedTools={
expandedTools
}
setExpandedTools={
setExpandedTools
}
onCopy={
copyMessageToClipboard
}
copiedToolCallId={
copiedToolCallId
}
copyFailedToolCallId={
copyFailedToolCallId
}
dict={dict}
/>
)
}
@@ -1718,42 +1298,6 @@ export function ChatMessageDisplay({
</div>
)}
<div ref={messagesEndRef} />
{/* Delete Confirmation Dialog */}
<AlertDialog
open={deleteDialogOpen}
onOpenChange={setDeleteDialogOpen}
>
<AlertDialogContent className="max-w-sm">
<AlertDialogHeader>
<AlertDialogTitle>
{dict.sessionHistory?.deleteTitle ||
"Delete this chat?"}
</AlertDialogTitle>
<AlertDialogDescription>
{dict.sessionHistory?.deleteDescription ||
"This will permanently delete this chat session and its diagram. This action cannot be undone."}
</AlertDialogDescription>
</AlertDialogHeader>
<AlertDialogFooter>
<AlertDialogCancel>
{dict.common.cancel}
</AlertDialogCancel>
<AlertDialogAction
onClick={() => {
if (sessionToDelete && onDeleteSession) {
onDeleteSession(sessionToDelete)
}
setDeleteDialogOpen(false)
setSessionToDelete(null)
}}
className="border border-red-300 bg-red-50 text-red-700 hover:bg-red-100 hover:border-red-400"
>
{dict.common.delete}
</AlertDialogAction>
</AlertDialogFooter>
</AlertDialogContent>
</AlertDialog>
</ScrollArea>
)
}

View File

@@ -0,0 +1,274 @@
"use client"
import {
ChevronDown,
ChevronUp,
MessageSquare,
Search,
Trash2,
X,
} from "lucide-react"
import Image from "next/image"
import { useState } from "react"
import ExamplePanel from "@/components/chat-example-panel"
import {
AlertDialog,
AlertDialogAction,
AlertDialogCancel,
AlertDialogContent,
AlertDialogDescription,
AlertDialogFooter,
AlertDialogHeader,
AlertDialogTitle,
} from "@/components/ui/alert-dialog"
interface SessionMetadata {
id: string
title: string
updatedAt: number
thumbnailDataUrl?: string
}
interface ChatLobbyProps {
sessions: SessionMetadata[]
onSelectSession: (id: string) => void
onDeleteSession?: (id: string) => void
setInput: (input: string) => void
setFiles: (files: File[]) => void
dict: {
sessionHistory?: {
recentChats?: string
searchPlaceholder?: string
noResults?: string
justNow?: string
deleteTitle?: string
deleteDescription?: string
}
examples?: {
quickExamples?: string
}
common: {
delete: string
cancel: string
}
}
}
// Helper to format session date
function formatSessionDate(
timestamp: number,
dict?: { justNow?: string },
): string {
const date = new Date(timestamp)
const now = new Date()
const diffMs = now.getTime() - date.getTime()
const diffMins = Math.floor(diffMs / (1000 * 60))
const diffHours = Math.floor(diffMs / (1000 * 60 * 60))
if (diffMins < 1) return dict?.justNow || "Just now"
if (diffMins < 60) return `${diffMins}m ago`
if (diffHours < 24) return `${diffHours}h ago`
return date.toLocaleDateString(undefined, {
month: "short",
day: "numeric",
})
}
export function ChatLobby({
sessions,
onSelectSession,
onDeleteSession,
setInput,
setFiles,
dict,
}: ChatLobbyProps) {
// Track whether examples section is expanded (collapsed by default when there's history)
const [examplesExpanded, setExamplesExpanded] = useState(false)
// Delete confirmation dialog state
const [deleteDialogOpen, setDeleteDialogOpen] = useState(false)
const [sessionToDelete, setSessionToDelete] = useState<string | null>(null)
// Search filter for history
const [searchQuery, setSearchQuery] = useState("")
const hasHistory = sessions.length > 0
if (!hasHistory) {
// Show full examples when no history
return <ExamplePanel setInput={setInput} setFiles={setFiles} />
}
// Show history + collapsible examples when there are sessions
return (
<div className="py-6 px-2 animate-fade-in">
{/* Recent Chats Section */}
<div className="mb-6">
<p className="text-xs font-medium text-muted-foreground uppercase tracking-wider px-1 mb-3">
{dict.sessionHistory?.recentChats || "Recent Chats"}
</p>
{/* Search Bar */}
<div className="relative mb-3">
<Search className="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 text-muted-foreground" />
<input
type="text"
placeholder={
dict.sessionHistory?.searchPlaceholder ||
"Search chats..."
}
value={searchQuery}
onChange={(e) => setSearchQuery(e.target.value)}
className="w-full pl-9 pr-3 py-2 text-sm rounded-lg border border-border/60 bg-background focus:outline-none focus:ring-2 focus:ring-primary/30 focus:border-primary/50 transition-all"
/>
{searchQuery && (
<button
type="button"
onClick={() => setSearchQuery("")}
className="absolute right-2 top-1/2 -translate-y-1/2 p-1 rounded hover:bg-muted transition-colors"
>
<X className="w-3 h-3 text-muted-foreground" />
</button>
)}
</div>
<div className="space-y-2">
{sessions
.filter((session) =>
session.title
.toLowerCase()
.includes(searchQuery.toLowerCase()),
)
.map((session) => (
// biome-ignore lint/a11y/useSemanticElements: Cannot use button - has nested delete button which causes hydration error
<div
key={session.id}
role="button"
tabIndex={0}
className="group w-full flex items-center gap-3 p-3 rounded-xl border border-border/60 bg-card hover:bg-accent/50 hover:border-primary/30 transition-all duration-200 cursor-pointer text-left"
onClick={() => onSelectSession(session.id)}
onKeyDown={(e) => {
if (e.key === "Enter" || e.key === " ") {
e.preventDefault()
onSelectSession(session.id)
}
}}
>
{session.thumbnailDataUrl ? (
<div className="w-12 h-12 shrink-0 rounded-lg border bg-white overflow-hidden">
<Image
src={session.thumbnailDataUrl}
alt=""
width={48}
height={48}
className="object-contain w-full h-full"
/>
</div>
) : (
<div className="w-12 h-12 shrink-0 rounded-lg bg-primary/10 flex items-center justify-center">
<MessageSquare className="w-5 h-5 text-primary" />
</div>
)}
<div className="min-w-0 flex-1">
<div className="text-sm font-medium truncate">
{session.title}
</div>
<div className="text-xs text-muted-foreground">
{formatSessionDate(
session.updatedAt,
dict.sessionHistory,
)}
</div>
</div>
{onDeleteSession && (
<button
type="button"
onClick={(e) => {
e.stopPropagation()
setSessionToDelete(session.id)
setDeleteDialogOpen(true)
}}
className="p-1.5 rounded-lg opacity-0 group-hover:opacity-100 text-muted-foreground hover:text-destructive hover:bg-destructive/10 transition-all"
title={dict.common.delete}
>
<Trash2 className="w-4 h-4" />
</button>
)}
</div>
))}
{sessions.filter((s) =>
s.title
.toLowerCase()
.includes(searchQuery.toLowerCase()),
).length === 0 &&
searchQuery && (
<p className="text-sm text-muted-foreground text-center py-4">
{dict.sessionHistory?.noResults ||
"No chats found"}
</p>
)}
</div>
</div>
{/* Collapsible Examples Section */}
<div className="border-t border-border/50 pt-4">
<button
type="button"
onClick={() => setExamplesExpanded(!examplesExpanded)}
className="w-full flex items-center justify-between px-1 py-2 text-xs font-medium text-muted-foreground uppercase tracking-wider hover:text-foreground transition-colors"
>
<span>
{dict.examples?.quickExamples || "Quick Examples"}
</span>
{examplesExpanded ? (
<ChevronUp className="w-4 h-4" />
) : (
<ChevronDown className="w-4 h-4" />
)}
</button>
{examplesExpanded && (
<div className="mt-2">
<ExamplePanel
setInput={setInput}
setFiles={setFiles}
minimal
/>
</div>
)}
</div>
{/* Delete Confirmation Dialog */}
<AlertDialog
open={deleteDialogOpen}
onOpenChange={setDeleteDialogOpen}
>
<AlertDialogContent className="max-w-sm">
<AlertDialogHeader>
<AlertDialogTitle>
{dict.sessionHistory?.deleteTitle ||
"Delete this chat?"}
</AlertDialogTitle>
<AlertDialogDescription>
{dict.sessionHistory?.deleteDescription ||
"This will permanently delete this chat session and its diagram. This action cannot be undone."}
</AlertDialogDescription>
</AlertDialogHeader>
<AlertDialogFooter>
<AlertDialogCancel>
{dict.common.cancel}
</AlertDialogCancel>
<AlertDialogAction
onClick={() => {
if (sessionToDelete && onDeleteSession) {
onDeleteSession(sessionToDelete)
}
setDeleteDialogOpen(false)
setSessionToDelete(null)
}}
className="border border-red-300 bg-red-50 text-red-700 hover:bg-red-100 hover:border-red-400"
>
{dict.common.delete}
</AlertDialogAction>
</AlertDialogFooter>
</AlertDialogContent>
</AlertDialog>
</div>
)
}

View File

@@ -0,0 +1,250 @@
"use client"
import { Check, ChevronDown, ChevronUp, Copy, Cpu } from "lucide-react"
import type { Dispatch, SetStateAction } from "react"
import { CodeBlock } from "@/components/code-block"
import { isMxCellXmlComplete } from "@/lib/utils"
import type { DiagramOperation, ToolPartLike } from "./types"
interface ToolCallCardProps {
part: ToolPartLike
expandedTools: Record<string, boolean>
setExpandedTools: Dispatch<SetStateAction<Record<string, boolean>>>
onCopy: (callId: string, text: string, isToolCall: boolean) => void
copiedToolCallId: string | null
copyFailedToolCallId: string | null
dict: {
tools: { complete: string }
chat: { copied: string; failedToCopy: string; copyResponse: string }
}
}
function OperationsDisplay({ operations }: { operations: DiagramOperation[] }) {
return (
<div className="space-y-3">
{operations.map((op, index) => (
<div
key={`${op.operation}-${op.cell_id}-${index}`}
className="rounded-lg border border-border/50 overflow-hidden bg-background/50"
>
<div className="px-3 py-1.5 bg-muted/40 border-b border-border/30 flex items-center gap-2">
<span
className={`text-[10px] font-medium uppercase tracking-wide ${
op.operation === "delete"
? "text-red-600"
: op.operation === "add"
? "text-green-600"
: "text-blue-600"
}`}
>
{op.operation}
</span>
<span className="text-xs text-muted-foreground">
cell_id: {op.cell_id}
</span>
</div>
{op.new_xml && (
<div className="px-3 py-2">
<pre className="text-[11px] font-mono text-foreground/80 bg-muted/30 rounded px-2 py-1.5 overflow-x-auto whitespace-pre-wrap break-all">
{op.new_xml}
</pre>
</div>
)}
</div>
))}
</div>
)
}
export function ToolCallCard({
part,
expandedTools,
setExpandedTools,
onCopy,
copiedToolCallId,
copyFailedToolCallId,
dict,
}: ToolCallCardProps) {
const callId = part.toolCallId
const { state, input, output } = part
// Default to collapsed if tool is complete, expanded if still streaming
const isExpanded = expandedTools[callId] ?? state !== "output-available"
const toolName = part.type?.replace("tool-", "")
const isCopied = copiedToolCallId === callId
const toggleExpanded = () => {
setExpandedTools((prev) => ({
...prev,
[callId]: !isExpanded,
}))
}
const getToolDisplayName = (name: string) => {
switch (name) {
case "display_diagram":
return "Generate Diagram"
case "edit_diagram":
return "Edit Diagram"
case "get_shape_library":
return "Get Shape Library"
default:
return name
}
}
const handleCopy = () => {
let textToCopy = ""
if (input && typeof input === "object") {
if (input.xml) {
textToCopy = input.xml
} else if (input.operations && Array.isArray(input.operations)) {
textToCopy = JSON.stringify(input.operations, null, 2)
} else if (Object.keys(input).length > 0) {
textToCopy = JSON.stringify(input, null, 2)
}
}
if (
output &&
toolName === "get_shape_library" &&
typeof output === "string"
) {
textToCopy = output
}
if (textToCopy) {
onCopy(callId, textToCopy, true)
}
}
return (
<div className="my-3 rounded-xl border border-border/60 bg-muted/30 overflow-hidden">
<div className="flex items-center justify-between px-4 py-3 bg-muted/50">
<div className="flex items-center gap-2">
<div className="w-6 h-6 rounded-md bg-primary/10 flex items-center justify-center">
<Cpu className="w-3.5 h-3.5 text-primary" />
</div>
<span className="text-sm font-medium text-foreground/80">
{getToolDisplayName(toolName)}
</span>
</div>
<div className="flex items-center gap-2">
{state === "input-streaming" && (
<div className="h-4 w-4 border-2 border-primary border-t-transparent rounded-full animate-spin" />
)}
{state === "output-available" && (
<>
<span className="text-xs font-medium text-green-600 bg-green-50 px-2 py-0.5 rounded-full">
{dict.tools.complete}
</span>
{isExpanded && (
<button
type="button"
onClick={handleCopy}
className="p-1 rounded hover:bg-muted transition-colors"
title={
copiedToolCallId === callId
? dict.chat.copied
: copyFailedToolCallId === callId
? dict.chat.failedToCopy
: dict.chat.copyResponse
}
>
{isCopied ? (
<Check className="w-4 h-4 text-green-600" />
) : (
<Copy className="w-4 h-4 text-muted-foreground" />
)}
</button>
)}
</>
)}
{state === "output-error" &&
(() => {
// Check if this is a truncation (incomplete XML) vs real error
const isTruncated =
(toolName === "display_diagram" ||
toolName === "append_diagram") &&
!isMxCellXmlComplete(input?.xml)
return isTruncated ? (
<span className="text-xs font-medium text-yellow-600 bg-yellow-50 px-2 py-0.5 rounded-full">
Truncated
</span>
) : (
<span className="text-xs font-medium text-red-600 bg-red-50 px-2 py-0.5 rounded-full">
Error
</span>
)
})()}
{input && Object.keys(input).length > 0 && (
<button
type="button"
onClick={toggleExpanded}
className="p-1 rounded hover:bg-muted transition-colors"
>
{isExpanded ? (
<ChevronUp className="w-4 h-4 text-muted-foreground" />
) : (
<ChevronDown className="w-4 h-4 text-muted-foreground" />
)}
</button>
)}
</div>
</div>
{input && isExpanded && (
<div className="px-4 py-3 border-t border-border/40 bg-muted/20">
{typeof input === "object" && input.xml ? (
<CodeBlock code={input.xml} language="xml" />
) : typeof input === "object" &&
input.operations &&
Array.isArray(input.operations) ? (
<OperationsDisplay operations={input.operations} />
) : typeof input === "object" &&
Object.keys(input).length > 0 ? (
<CodeBlock
code={JSON.stringify(input, null, 2)}
language="json"
/>
) : null}
</div>
)}
{output &&
state === "output-error" &&
(() => {
const isTruncated =
(toolName === "display_diagram" ||
toolName === "append_diagram") &&
!isMxCellXmlComplete(input?.xml)
return (
<div
className={`px-4 py-3 border-t border-border/40 text-sm ${isTruncated ? "text-yellow-600" : "text-red-600"}`}
>
{isTruncated
? "Output truncated due to length limits. Try a simpler request or increase the maxOutputLength."
: output}
</div>
)
})()}
{/* Show get_shape_library output on success */}
{output &&
toolName === "get_shape_library" &&
state === "output-available" &&
isExpanded && (
<div className="px-4 py-3 border-t border-border/40">
<div className="text-xs text-muted-foreground mb-2">
Library loaded (
{typeof output === "string" ? output.length : 0}{" "}
chars)
</div>
<pre className="text-xs bg-muted/50 p-2 rounded-md overflow-auto max-h-32 whitespace-pre-wrap">
{typeof output === "string"
? output.substring(0, 800) +
(output.length > 800 ? "\n..." : "")
: String(output)}
</pre>
</div>
)}
</div>
)
}

16
components/chat/types.ts Normal file
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export interface DiagramOperation {
operation: "update" | "add" | "delete"
cell_id: string
new_xml?: string
}
export interface ToolPartLike {
type: string
toolCallId: string
state?: string
input?: {
xml?: string
operations?: DiagramOperation[]
} & Record<string, unknown>
output?: string
}