"use client";

import { AppSidebar } from "@/components/app-sidebar";
import {
  Breadcrumb,
  BreadcrumbItem,
  BreadcrumbLink,
  BreadcrumbList,
  BreadcrumbPage,
  BreadcrumbSeparator,
} from "@/components/ui/breadcrumb";
import { Separator } from "@/components/ui/separator";
import {
  SidebarInset,
  SidebarProvider,
  SidebarTrigger,
} from "@/components/ui/sidebar";
import {
  PromptInput,
  PromptInputBody,
  PromptInputTextarea,
  PromptInputFooter,
  PromptInputTools,
  PromptInputButton,
  PromptInputSubmit,
  PromptInputAttachments,
  PromptInputAttachment,
  PromptInputActionMenu,
  PromptInputActionMenuTrigger,
  PromptInputActionMenuContent,
  PromptInputActionAddAttachments,
  PromptInputHeader,
  type PromptInputMessage,
} from "@/components/ai-elements/prompt-input";
import { useState } from "react";
import { GlobeIcon, MicIcon } from "lucide-react";

export default function HomePage() {
  const [text, setText] = useState<string>("");
  const [useWebSearch, setUseWebSearch] = useState<boolean>(false);
  const [useMicrophone, setUseMicrophone] = useState<boolean>(false);
  const [status, setStatus] = useState<
    "submitted" | "streaming" | "ready" | "error"
  >("ready");

  const handleSubmit = (message: PromptInputMessage) => {
    const hasText = Boolean(message.text);
    const hasAttachments = Boolean(message.files?.length);

    if (!(hasText || hasAttachments)) {
      return;
    }

    setStatus("submitted");
    console.log("Message submitted:", message);
    
    // Reset after submission
    setText("");
    setTimeout(() => setStatus("ready"), 500);
  };

  return (
    <SidebarProvider>
      <AppSidebar />
      <SidebarInset>
        <header className="flex h-16 shrink-0 items-center gap-2 border-b transition-[width,height] ease-linear group-has-data-[collapsible=icon]/sidebar-wrapper:h-12">
          <div className="flex items-center gap-2 px-4">
            <SidebarTrigger className="-ml-1" />
            <Separator
              orientation="vertical"
              className="mr-2 data-[orientation=vertical]:h-4"
            />
            <Breadcrumb>
              <BreadcrumbList>
                <BreadcrumbItem className="hidden md:block">
                  <BreadcrumbLink href="#">RowboatX</BreadcrumbLink>
                </BreadcrumbItem>
                <BreadcrumbSeparator className="hidden md:block" />
                <BreadcrumbItem>
                  <BreadcrumbPage>Chat</BreadcrumbPage>
                </BreadcrumbItem>
              </BreadcrumbList>
            </Breadcrumb>
          </div>
        </header>

        <div className="relative flex size-full flex-col overflow-hidden">
          {/* Blank canvas - main content area */}
          <div className="flex-1 overflow-y-auto">
            {/* Empty space for messages */}
          </div>

          {/* Input area - centered and narrower */}
          <div className="flex justify-center w-full px-4 pb-4">
            <div className="w-full max-w-3xl">
              <PromptInput globalDrop multiple onSubmit={handleSubmit}>
                <PromptInputHeader>
                  <PromptInputAttachments>
                    {(attachment) => <PromptInputAttachment data={attachment} />}
                  </PromptInputAttachments>
                </PromptInputHeader>
                <PromptInputBody>
                  <PromptInputTextarea
                    onChange={(event) => setText(event.target.value)}
                    value={text}
                    placeholder="Ask me anything..."
                  />
                </PromptInputBody>
                <PromptInputFooter>
                  <PromptInputTools>
                    <PromptInputActionMenu>
                      <PromptInputActionMenuTrigger />
                      <PromptInputActionMenuContent>
                        <PromptInputActionAddAttachments />
                      </PromptInputActionMenuContent>
                    </PromptInputActionMenu>
                    <PromptInputButton
                      onClick={() => setUseMicrophone(!useMicrophone)}
                      variant={useMicrophone ? "default" : "ghost"}
                    >
                      <MicIcon size={16} />
                      <span className="sr-only">Microphone</span>
                    </PromptInputButton>
                    <PromptInputButton
                      onClick={() => setUseWebSearch(!useWebSearch)}
                      variant={useWebSearch ? "default" : "ghost"}
                    >
                      <GlobeIcon size={16} />
                      <span>Search</span>
                    </PromptInputButton>
                  </PromptInputTools>
                  <PromptInputSubmit
                    disabled={!(text.trim() || status) || status === "streaming"}
                    status={status}
                  />
                </PromptInputFooter>
              </PromptInput>
            </div>
          </div>
        </div>
      </SidebarInset>
    </SidebarProvider>
  );
}