fix: remove monorepo

app/components/workbench/Preview.tsx

@@ -0,0 +1,124 @@
+import { useStore } from '@nanostores/react';
+import { memo, useCallback, useEffect, useRef, useState } from 'react';
+import { IconButton } from '~/components/ui/IconButton';
+import { workbenchStore } from '~/lib/stores/workbench';
+import { PortDropdown } from './PortDropdown';
+
+export const Preview = memo(() => {
+  const iframeRef = useRef<HTMLIFrameElement>(null);
+  const inputRef = useRef<HTMLInputElement>(null);
+  const [activePreviewIndex, setActivePreviewIndex] = useState(0);
+  const [isPortDropdownOpen, setIsPortDropdownOpen] = useState(false);
+  const hasSelectedPreview = useRef(false);
+  const previews = useStore(workbenchStore.previews);
+  const activePreview = previews[activePreviewIndex];
+
+  const [url, setUrl] = useState('');
+  const [iframeUrl, setIframeUrl] = useState<string | undefined>();
+
+  useEffect(() => {
+    if (!activePreview) {
+      setUrl('');
+      setIframeUrl(undefined);
+
+      return;
+    }
+
+    const { baseUrl } = activePreview;
+
+    setUrl(baseUrl);
+    setIframeUrl(baseUrl);
+  }, [activePreview, iframeUrl]);
+
+  const validateUrl = useCallback(
+    (value: string) => {
+      if (!activePreview) {
+        return false;
+      }
+
+      const { baseUrl } = activePreview;
+
+      if (value === baseUrl) {
+        return true;
+      } else if (value.startsWith(baseUrl)) {
+        return ['/', '?', '#'].includes(value.charAt(baseUrl.length));
+      }
+
+      return false;
+    },
+    [activePreview],
+  );
+
+  const findMinPortIndex = useCallback(
+    (minIndex: number, preview: { port: number }, index: number, array: { port: number }[]) => {
+      return preview.port < array[minIndex].port ? index : minIndex;
+    },
+    [],
+  );
+
+  // when previews change, display the lowest port if user hasn't selected a preview
+  useEffect(() => {
+    if (previews.length > 1 && !hasSelectedPreview.current) {
+      const minPortIndex = previews.reduce(findMinPortIndex, 0);
+
+      setActivePreviewIndex(minPortIndex);
+    }
+  }, [previews]);
+
+  const reloadPreview = () => {
+    if (iframeRef.current) {
+      iframeRef.current.src = iframeRef.current.src;
+    }
+  };
+
+  return (
+    <div className="w-full h-full flex flex-col">
+      {isPortDropdownOpen && (
+        <div className="z-iframe-overlay w-full h-full absolute" onClick={() => setIsPortDropdownOpen(false)} />
+      )}
+      <div className="bg-bolt-elements-background-depth-2 p-2 flex items-center gap-1.5">
+        <IconButton icon="i-ph:arrow-clockwise" onClick={reloadPreview} />
+        <div
+          className="flex items-center gap-1 flex-grow bg-bolt-elements-preview-addressBar-background border border-bolt-elements-borderColor text-bolt-elements-preview-addressBar-text rounded-full px-3 py-1 text-sm hover:bg-bolt-elements-preview-addressBar-backgroundHover hover:focus-within:bg-bolt-elements-preview-addressBar-backgroundActive focus-within:bg-bolt-elements-preview-addressBar-backgroundActive
+        focus-within-border-bolt-elements-borderColorActive focus-within:text-bolt-elements-preview-addressBar-textActive"
+        >
+          <input
+            ref={inputRef}
+            className="w-full bg-transparent outline-none"
+            type="text"
+            value={url}
+            onChange={(event) => {
+              setUrl(event.target.value);
+            }}
+            onKeyDown={(event) => {
+              if (event.key === 'Enter' && validateUrl(url)) {
+                setIframeUrl(url);
+
+                if (inputRef.current) {
+                  inputRef.current.blur();
+                }
+              }
+            }}
+          />
+        </div>
+        {previews.length > 1 && (
+          <PortDropdown
+            activePreviewIndex={activePreviewIndex}
+            setActivePreviewIndex={setActivePreviewIndex}
+            isDropdownOpen={isPortDropdownOpen}
+            setHasSelectedPreview={(value) => (hasSelectedPreview.current = value)}
+            setIsDropdownOpen={setIsPortDropdownOpen}
+            previews={previews}
+          />
+        )}
+      </div>
+      <div className="flex-1 border-t border-bolt-elements-borderColor">
+        {activePreview ? (
+          <iframe ref={iframeRef} className="border-none w-full h-full bg-white" src={iframeUrl} />
+        ) : (
+          <div className="flex w-full h-full justify-center items-center bg-white">No preview available</div>
+        )}
+      </div>
+    </div>
+  );
+});