import { useState } from "react";
import { useQuery } from "@tanstack/react-query";
import { useRoute, useLocation } from "wouter";
import { Button } from "@/components/ui/button";
import { Input } from "@/components/ui/input";
import { Card, CardContent } from "@/components/ui/card";
import { Dialog, DialogContent } from "@/components/ui/dialog";
import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "@/components/ui/tooltip";
import { Search, Settings, User, LogOut, Grid, List, Info, MessageCircle, IdCard } from "lucide-react";
import { useAuth } from "@/hooks/useAuth";
import { useToast } from "@/hooks/use-toast";
import { queryClient } from "@/lib/queryClient";
import ArticleCard from "@/components/ArticleCard";
import Footer from "@/components/Footer";
import LoginModal from "@/components/LoginModal";
import SearchModal from "@/components/SearchModal";
import ChatbotModal from "@/components/ChatbotModal";
import type { MediaOutlet, Article } from "@shared/schema";

export default function MediaOutlet() {
  const [, params] = useRoute("/media/:slug");
  const [, setLocation] = useLocation();
  const [viewMode, setViewMode] = useState<"grid" | "list">("grid");
  const [isLoginModalOpen, setIsLoginModalOpen] = useState(false);
  const [isSearchModalOpen, setIsSearchModalOpen] = useState(false);
  const [isChatbotOpen, setIsChatbotOpen] = useState(false);
  const [enlargedImage, setEnlargedImage] = useState<string | null>(null);
  const { user, isAuthenticated } = useAuth();
  const { toast } = useToast();
  
  const { data: outlet, isLoading: outletLoading } = useQuery<MediaOutlet>({
    queryKey: ["/api/media-outlets", params?.slug],
    enabled: !!params?.slug
  });

  const { data: articles = [], isLoading: articlesLoading } = useQuery<Article[]>({
    queryKey: ["/api/media-outlets", params?.slug, "articles"],
    enabled: !!params?.slug
  });

  const handleLogout = async () => {
    try {
      const response = await fetch("/api/logout", {
        method: "POST",
        credentials: "include",
      });

      if (response.ok) {
        toast({
          title: "Logout Successful",
          description: "You have been successfully logged out.",
        });
        
        queryClient.invalidateQueries({ queryKey: ["/api/auth/user"] });
      }
    } catch (error) {
      toast({
        title: "Logout Error",
        description: "An error occurred during logout.",
        variant: "destructive",
      });
    }
  };

  const handleAdminPage = () => {
    setLocation("/admin");
  };

  if (outletLoading) {
    return (
      <div className="flex flex-col min-h-screen bg-gray-50">
        {/* Header - Same as Home */}
        <header className="bg-white border-b border-gray-200 sticky top-0 z-50">
          <div className="max-w-7xl mx-auto px-6 py-4">
            <div className="flex items-center justify-between">
              <div className="flex items-center space-x-3">
                <div className="w-10 h-10 bg-gray-200 rounded-full animate-pulse"></div>
                <div className="flex flex-col mt-1">
                  <div className="h-2.5 w-16 bg-gray-200 rounded animate-pulse mb-0.5"></div>
                  <div className="h-5 w-24 bg-gray-200 rounded animate-pulse"></div>
                </div>
              </div>
              
              <div className="flex items-center space-x-4">
                <div 
                  className="relative cursor-pointer"
                  onClick={() => setIsSearchModalOpen(true)}
                  data-testid="search-container"
                >
                  <Search className="absolute left-3 top-1/2 transform -translate-y-1/2 h-4 w-4 text-gray-400 pointer-events-none" />
                  <Input 
                    type="text" 
                    placeholder="Search the website" 
                    className="w-80 pl-10 bg-gray-50 border-gray-200 cursor-pointer"
                    data-testid="input-search"
                    readOnly
                  />
                </div>
                
                {isAuthenticated && user ? (
                  <>
                    <Button 
                      variant="ghost" 
                      size="sm"
                      onClick={handleAdminPage}
                      data-testid="button-admin-dashboard"
                    >
                      Admin Dashboard
                    </Button>
                    
                    <div className="flex items-center space-x-2 px-3 py-1 bg-gray-100 rounded-md">
                      <User className="h-4 w-4 text-gray-600" />
                      <span className="text-sm font-medium text-gray-700" data-testid="user-name">
                        {user.firstName} {user.lastName}
                      </span>
                    </div>
                    
                    <Button 
                      variant="ghost" 
                      size="sm"
                      onClick={handleLogout}
                      data-testid="button-logout"
                    >
                      <LogOut className="h-4 w-4" />
                    </Button>
                  </>
                ) : (
                  <>
                    <Button 
                      variant="ghost" 
                      size="sm"
                      onClick={() => setLocation("/auctions")}
                      data-testid="button-auctions"
                    >
                      Auctions
                    </Button>
                    <Button 
                      variant="ghost" 
                      size="sm"
                      onClick={() => setIsLoginModalOpen(true)}
                      data-testid="button-login"
                    >
                      Login
                    </Button>
                  </>
                )}
                
                <Button 
                  variant="ghost" 
                  size="sm"
                  data-testid="button-settings"
                >
                  <Settings className="h-4 w-4" />
                </Button>
              </div>
            </div>
          </div>
        </header>

        <div className="flex-1 max-w-7xl mx-auto px-6 py-4 w-full">
          <div className="animate-pulse">
            <div className="h-8 bg-gray-200 rounded w-1/3 mb-2"></div>
            <div className="h-4 bg-gray-200 rounded w-2/3 mb-4"></div>
            <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
              {Array.from({ length: 6 }).map((_, i) => (
                <div key={i} className="h-64 bg-gray-200 rounded-xl"></div>
              ))}
            </div>
          </div>
        </div>
        <Footer />
      </div>
    );
  }

  if (!outlet) {
    return (
      <div className="min-h-screen bg-gray-50 flex items-center justify-center">
        <div className="text-center">
          <h1 className="text-2xl font-bold mb-2">Media Outlet Not Found</h1>
          <p className="text-gray-600 mb-4">The media outlet you're looking for doesn't exist.</p>
          <Button onClick={() => setLocation("/")}>Go to Homepage</Button>
        </div>
      </div>
    );
  }

  return (
    <div className="flex flex-col min-h-screen bg-gray-50">
      {/* Header - Same as Home */}
      <header className="bg-white border-b border-gray-200 sticky top-0 z-50">
        <div className="max-w-7xl mx-auto px-6 py-4">
          <div className="flex items-center justify-between">
            <div className="flex items-center space-x-3">
              {outlet.imageUrl ? (
                <img 
                  src={outlet.imageUrl} 
                  alt={outlet.name}
                  className="w-10 h-10 rounded-full object-cover cursor-pointer hover:ring-2 hover:ring-blue-400 transition-all"
                  onClick={() => setEnlargedImage(outlet.imageUrl!)}
                  data-testid="image-outlet-header-profile"
                />
              ) : (
                <div className="w-10 h-10 bg-gray-100 rounded-full flex items-center justify-center">
                  <span className="text-gray-600 font-bold text-sm">
                    {outlet.name.charAt(0)}
                  </span>
                </div>
              )}
              <div className="flex items-center space-x-2">
                <span className="text-base font-bold text-gray-900" data-testid="text-outlet-name-header">
                  {outlet.name}
                </span>
                <Button
                  variant="outline"
                  size="sm"
                  onClick={(e) => {
                    e.stopPropagation();
                    setLocation(`/media/${outlet.slug}/report`);
                  }}
                  className="h-6 px-2 flex items-center gap-1 text-xs border-gray-300 hover:bg-gray-100"
                  aria-label="View complete profile"
                  data-testid="button-profile"
                >
                  <IdCard className="h-3 w-3" />
                  <span>About</span>
                </Button>
              </div>
            </div>
            
            <div className="flex items-center space-x-4">
              {isAuthenticated && user ? (
                <>
                  <Button 
                    variant="ghost" 
                    size="sm"
                    onClick={handleAdminPage}
                    data-testid="button-admin-dashboard"
                  >
                    Admin Dashboard
                  </Button>
                  
                  <div className="flex items-center space-x-2 px-3 py-1 bg-gray-100 rounded-md">
                    <User className="h-4 w-4 text-gray-600" />
                    <span className="text-sm font-medium text-gray-700" data-testid="user-name">
                      {user.firstName} {user.lastName}
                    </span>
                  </div>
                  
                  <Button 
                    variant="ghost" 
                    size="sm"
                    onClick={handleLogout}
                    data-testid="button-logout"
                  >
                    <LogOut className="h-4 w-4" />
                  </Button>
                </>
              ) : (
                <Button 
                  variant="ghost" 
                  size="sm"
                  onClick={() => setIsLoginModalOpen(true)}
                  data-testid="button-login"
                >
                  Login
                </Button>
              )}
              
              <Button 
                variant="ghost" 
                size="sm"
                data-testid="button-settings"
              >
                <Settings className="h-4 w-4" />
              </Button>
              
              <img 
                src="/attached_assets/logo_black_1759162717640.png" 
                alt="SAPIENS" 
                className="h-3 w-auto cursor-pointer opacity-100"
                onClick={() => setLocation("/")}
                data-testid="logo-sapiens"
              />
            </div>
          </div>
        </div>
      </header>

      <main className="flex-1 max-w-7xl mx-auto px-6 py-4 pb-32 w-full">
        {/* Articles Section */}
        <div className="mb-4">
          <div className="flex items-center justify-between mb-3">
            <h2 className="text-xl font-bold">Latest Articles</h2>
            <div className="flex items-center space-x-2" role="group" aria-label="Article view mode">
              <TooltipProvider>
                <Tooltip>
                  <TooltipTrigger asChild>
                    <Button
                      variant="outline"
                      size="sm"
                      onClick={() => setViewMode("grid")}
                      className={viewMode === "grid" ? "bg-gray-600 text-white hover:bg-gray-700" : ""}
                      aria-label="Grid view"
                      aria-pressed={viewMode === "grid"}
                      data-testid="button-grid-view"
                    >
                      <Grid className="h-4 w-4" />
                    </Button>
                  </TooltipTrigger>
                  <TooltipContent>
                    <p>Grid view</p>
                  </TooltipContent>
                </Tooltip>
                <Tooltip>
                  <TooltipTrigger asChild>
                    <Button
                      variant="outline"
                      size="sm"
                      onClick={() => setViewMode("list")}
                      className={viewMode === "list" ? "bg-gray-600 text-white hover:bg-gray-700" : ""}
                      aria-label="List view"
                      aria-pressed={viewMode === "list"}
                      data-testid="button-list-view"
                    >
                      <List className="h-4 w-4" />
                    </Button>
                  </TooltipTrigger>
                  <TooltipContent>
                    <p>List view</p>
                  </TooltipContent>
                </Tooltip>
              </TooltipProvider>
            </div>
          </div>

          {articlesLoading ? (
            <div className={`grid gap-4 ${viewMode === "grid" ? "grid-cols-1 md:grid-cols-2 lg:grid-cols-3" : "grid-cols-1"}`}>
              {Array.from({ length: 6 }).map((_, i) => (
                <div key={i} className="bg-white border border-gray-200 rounded-xl p-6 animate-pulse">
                  <div className="h-40 bg-gray-200 rounded mb-4"></div>
                  <div className="h-6 bg-gray-200 rounded mb-2"></div>
                  <div className="h-4 bg-gray-200 rounded w-2/3"></div>
                </div>
              ))}
            </div>
          ) : articles.length > 0 ? (
            <div className={`grid gap-4 ${viewMode === "grid" ? "grid-cols-1 md:grid-cols-2 lg:grid-cols-3" : "grid-cols-1"}`}>
              {articles.map((article) => (
                <ArticleCard 
                  key={article.id} 
                  article={article} 
                  outlet={outlet}
                  viewMode={viewMode}
                />
              ))}
            </div>
          ) : (
            <Card>
              <CardContent className="p-12 text-center">
                <div className="text-4xl text-gray-400 mb-4">📰</div>
                <h3 className="text-xl font-semibold mb-2">No Articles Yet</h3>
                <p className="text-gray-600">
                  This media outlet doesn't have any published articles yet. Check back later!
                </p>
              </CardContent>
            </Card>
          )}
        </div>
      </main>

      <Footer />
      
      {/* Login Modal */}
      <LoginModal 
        isOpen={isLoginModalOpen} 
        onClose={() => setIsLoginModalOpen(false)} 
      />
      
      {/* Search Modal */}
      <SearchModal
        isOpen={isSearchModalOpen}
        onClose={() => setIsSearchModalOpen(false)}
      />

      {/* Chatbot Modal */}
      {outlet && (
        <ChatbotModal
          outlet={outlet}
          isOpen={isChatbotOpen}
          onClose={() => setIsChatbotOpen(false)}
        />
      )}

      {/* Image Enlargement Dialog */}
      <Dialog open={!!enlargedImage} onOpenChange={() => setEnlargedImage(null)}>
        <DialogContent className="max-w-3xl p-0 bg-transparent border-none">
          {enlargedImage && (
            <img 
              src={enlargedImage} 
              alt="Enlarged profile" 
              className="w-full h-auto rounded-lg"
              data-testid="dialog-enlarged-outlet-image"
            />
          )}
        </DialogContent>
      </Dialog>
    </div>
  );
}