feat(fake-llm-server): add initial setup for fake LLM server with TypeScript and Express
- Created package.json for dependencies and scripts - Added tsconfig.json for TypeScript configuration - Implemented fake stdio MCP server with basic calculator and environment variable printing tools - Added shell script to run the fake stdio MCP server - Updated root tsconfig.json for project references and path mapping
This commit is contained in:
Kunthawat Greethong
@@ -0,0 +1,276 @@
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import React, { useState, useEffect, useRef } from "react";
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import { Button } from "@/components/ui/button";
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import { Input } from "@/components/ui/input";
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import { Textarea } from "@/components/ui/textarea";
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import {
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Dialog,
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DialogContent,
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DialogDescription,
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DialogFooter,
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DialogHeader,
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DialogTitle,
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DialogTrigger,
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} from "@/components/ui/dialog";
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import {
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Tooltip,
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TooltipContent,
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TooltipTrigger,
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} from "@/components/ui/tooltip";
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import { Plus, Save, Edit2 } from "lucide-react";
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interface CreateOrEditPromptDialogProps {
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mode: "create" | "edit";
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prompt?: {
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id: number;
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title: string;
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description: string | null;
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content: string;
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};
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onCreatePrompt?: (prompt: {
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title: string;
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description?: string;
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content: string;
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}) => Promise<any>;
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onUpdatePrompt?: (prompt: {
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id: number;
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title: string;
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description?: string;
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content: string;
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}) => Promise<any>;
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trigger?: React.ReactNode;
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prefillData?: {
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title: string;
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description: string;
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content: string;
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};
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isOpen?: boolean;
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onOpenChange?: (open: boolean) => void;
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}
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export function CreateOrEditPromptDialog({
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mode,
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prompt,
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onCreatePrompt,
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onUpdatePrompt,
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trigger,
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prefillData,
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isOpen,
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onOpenChange,
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}: CreateOrEditPromptDialogProps) {
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const [internalOpen, setInternalOpen] = useState(false);
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const open = isOpen !== undefined ? isOpen : internalOpen;
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const setOpen = onOpenChange || setInternalOpen;
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const [draft, setDraft] = useState({
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title: "",
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description: "",
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content: "",
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});
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const textareaRef = useRef<HTMLTextAreaElement>(null);
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// Auto-resize textarea function
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const adjustTextareaHeight = () => {
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const textarea = textareaRef.current;
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if (textarea) {
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// Store current height to avoid flicker
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const currentHeight = textarea.style.height;
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textarea.style.height = "auto";
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const scrollHeight = textarea.scrollHeight;
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const maxHeight = window.innerHeight * 0.6 - 100; // 60vh in pixels
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const minHeight = 150; // 150px minimum
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const newHeight = Math.min(Math.max(scrollHeight, minHeight), maxHeight);
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// Only update if height actually changed to reduce reflows
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if (`${newHeight}px` !== currentHeight) {
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textarea.style.height = `${newHeight}px`;
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}
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}
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};
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// Initialize draft with prompt data when editing or prefill data
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useEffect(() => {
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if (mode === "edit" && prompt) {
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setDraft({
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title: prompt.title,
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description: prompt.description || "",
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content: prompt.content,
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});
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} else if (prefillData) {
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setDraft({
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title: prefillData.title,
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description: prefillData.description,
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content: prefillData.content,
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});
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} else {
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setDraft({ title: "", description: "", content: "" });
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}
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}, [mode, prompt, prefillData, open]);
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// Auto-resize textarea when content changes
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useEffect(() => {
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adjustTextareaHeight();
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}, [draft.content]);
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// Trigger resize when dialog opens
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useEffect(() => {
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if (open) {
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// Small delay to ensure the dialog is fully rendered
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setTimeout(adjustTextareaHeight, 0);
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}
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}, [open]);
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const resetDraft = () => {
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if (mode === "edit" && prompt) {
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setDraft({
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title: prompt.title,
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description: prompt.description || "",
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content: prompt.content,
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});
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} else if (prefillData) {
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setDraft({
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title: prefillData.title,
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description: prefillData.description,
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content: prefillData.content,
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});
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} else {
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setDraft({ title: "", description: "", content: "" });
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}
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};
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const onSave = async () => {
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if (!draft.title.trim() || !draft.content.trim()) return;
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if (mode === "create" && onCreatePrompt) {
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await onCreatePrompt({
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title: draft.title.trim(),
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description: draft.description.trim() || undefined,
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content: draft.content,
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});
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} else if (mode === "edit" && onUpdatePrompt && prompt) {
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await onUpdatePrompt({
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id: prompt.id,
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title: draft.title.trim(),
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description: draft.description.trim() || undefined,
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content: draft.content,
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});
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}
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setOpen(false);
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};
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const handleCancel = () => {
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resetDraft();
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setOpen(false);
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};
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return (
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<Dialog open={open} onOpenChange={setOpen}>
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{trigger ? (
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<DialogTrigger asChild>{trigger}</DialogTrigger>
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) : mode === "create" ? (
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<DialogTrigger asChild>
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<Button>
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<Plus className="mr-2 h-4 w-4" /> New Prompt
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</Button>
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</DialogTrigger>
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) : (
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<Tooltip>
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<TooltipTrigger asChild>
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<DialogTrigger asChild>
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<Button
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size="icon"
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variant="ghost"
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data-testid="edit-prompt-button"
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>
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<Edit2 className="h-4 w-4" />
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</Button>
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</DialogTrigger>
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</TooltipTrigger>
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<TooltipContent>
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<p>Edit prompt</p>
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</TooltipContent>
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</Tooltip>
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)}
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<DialogContent className="sm:max-w-[500px]">
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<DialogHeader>
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<DialogTitle>
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{mode === "create" ? "Create New Prompt" : "Edit Prompt"}
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</DialogTitle>
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<DialogDescription>
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{mode === "create"
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? "Create a new prompt template for your library."
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: "Edit your prompt template."}
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</DialogDescription>
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</DialogHeader>
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<div className="space-y-4">
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<Input
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placeholder="Title"
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value={draft.title}
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onChange={(e) => setDraft((d) => ({ ...d, title: e.target.value }))}
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/>
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<Input
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placeholder="Description (optional)"
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value={draft.description}
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onChange={(e) =>
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setDraft((d) => ({ ...d, description: e.target.value }))
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}
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/>
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<Textarea
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ref={textareaRef}
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placeholder="Content"
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value={draft.content}
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onChange={(e) => {
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setDraft((d) => ({ ...d, content: e.target.value }));
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// Use requestAnimationFrame for smoother updates
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requestAnimationFrame(adjustTextareaHeight);
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}}
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className="resize-none overflow-y-auto"
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style={{ minHeight: "150px" }}
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/>
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</div>
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<DialogFooter>
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<Button variant="outline" onClick={handleCancel}>
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Cancel
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</Button>
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<Button
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onClick={onSave}
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disabled={!draft.title.trim() || !draft.content.trim()}
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>
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<Save className="mr-2 h-4 w-4" /> Save
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</Button>
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</DialogFooter>
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</DialogContent>
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</Dialog>
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);
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}
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// Backward compatibility wrapper for create mode
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export function CreatePromptDialog({
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onCreatePrompt,
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prefillData,
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isOpen,
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onOpenChange,
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}: {
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onCreatePrompt: (prompt: {
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title: string;
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description?: string;
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content: string;
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}) => Promise<any>;
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prefillData?: {
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title: string;
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description: string;
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content: string;
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};
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isOpen?: boolean;
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onOpenChange?: (open: boolean) => void;
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}) {
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return (
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<CreateOrEditPromptDialog
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mode="create"
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onCreatePrompt={onCreatePrompt}
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prefillData={prefillData}
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isOpen={isOpen}
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onOpenChange={onOpenChange}
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/>
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);
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}
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