[upgrade] Abstract components on the page into subcomponents

components/search-page/SearchInput.tsx

@@ -0,0 +1,43 @@
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { isEmptyString } from "@/lib/utils";
+import { type ChangeEvent, type KeyboardEvent, useEffect, useState } from "react";
+
+export const SearchInput = (props: {
+  handleSearch: (word: string) => any;
+  isLoading: boolean;
+  word?: string | null;
+}) => {
+  const [searchText, setSearchText] = useState<string>(props.word ?? "");
+
+  useEffect(() => {
+    if (!isEmptyString(searchText)) {
+      props.handleSearch(searchText);
+    }
+  }, []);
+
+  const handleInputSearchText = (event: ChangeEvent<HTMLInputElement>) => {
+    setSearchText(event.target.value);
+  };
+
+  const handleEnterKeySearch = (event: KeyboardEvent<HTMLInputElement>) => {
+    if (event.key === "Go" || event.key === "Enter") {
+      props.handleSearch(searchText);
+    }
+  };
+
+  return (
+    <div className="my-10 flex">
+      <Input
+        className="my-auto py-0"
+        onChange={handleInputSearchText}
+        onKeyDown={handleEnterKeySearch}
+        placeholder="Input the keyword"
+        value={searchText}
+      />
+      <Button className="mx-3 my-auto w-32" disabled={props.isLoading} onClick={() => props.handleSearch(searchText)}>
+        {props.isLoading ? "Loading" : "Search"}
+      </Button>
+    </div>
+  );
+};