vibe-kanban/frontend/src/pages/home.tsx

import { useState } from "react";
import { Link } from "react-router-dom";
import { Button } from "@/components/ui/button";
import {
  Card,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from "@/components/ui/card";
import { Alert, AlertDescription } from "@/components/ui/alert";
import { Badge } from "@/components/ui/badge";
import { ApiResponse } from "shared/types";
import { authStorage, makeAuthenticatedRequest } from "@/lib/auth";
import {
  Heart,
  Activity,
  FolderOpen,
  Users,
  CheckCircle,
  AlertCircle,
  Zap,
  Shield,
} from "lucide-react";

export function HomePage() {
  const [message, setMessage] = useState<string>("");
  const [messageType, setMessageType] = useState<"success" | "error">(
    "success"
  );
  const [loading, setLoading] = useState(false);

  const currentUser = authStorage.getUser();

  const checkHealth = async () => {
    setLoading(true);
    try {
      const response = await makeAuthenticatedRequest("/api/health");
      const data: ApiResponse<string> = await response.json();
      setMessage(data.message || "Health check completed");
      setMessageType("success");
    } catch (error) {
      setMessage("Backend health check failed");
      setMessageType("error");
    } finally {
      setLoading(false);
    }
  };

  return (
    <div className="min-h-screen bg-gradient-to-br from-background to-muted/20">
      <div className="container mx-auto px-4 py-12">
        <div className="max-w-6xl mx-auto">
          {/* Hero Section */}
          <div className="text-center mb-12">
            <div className="flex items-center justify-center mb-6">
              <div className="relative">
                <div className="absolute inset-0 rounded-full bg-primary/20 blur-xl"></div>
                <div className="relative rounded-full bg-primary/10 p-4 border">
                  <Heart className="h-8 w-8 text-primary" />
                </div>
              </div>
            </div>
            <Badge variant="secondary" className="mb-4">
              <Zap className="mr-1 h-3 w-3" />
              Mission Control Dashboard
            </Badge>
            <h1 className="text-4xl font-bold tracking-tight mb-4 bg-gradient-to-r from-foreground to-foreground/80 bg-clip-text">
              Welcome to Bloop
            </h1>
          </div>

          {/* Feature Cards */}
          <div className="grid gap-6 md:grid-cols-2 lg:grid-cols-3 mb-8">
            <Card className="group hover:shadow-lg transition-all duration-200 border-muted/50 hover:border-muted">
              <CardHeader className="pb-4">
                <div className="flex items-center justify-between">
                  <div className="flex items-center">
                    <div className="rounded-lg bg-emerald-500/10 p-2 mr-3 group-hover:bg-emerald-500/20 transition-colors">
                      <Activity className="h-5 w-5 text-emerald-600" />
                    </div>
                    <CardTitle className="text-lg">Health Check</CardTitle>
                  </div>
                  <Badge variant="secondary" className="text-xs">
                    Monitor
                  </Badge>
                </div>
                <CardDescription>
                  Monitor the health status of your backend services
                </CardDescription>
              </CardHeader>
              <CardContent>
                <Button
                  onClick={checkHealth}
                  variant="outline"
                  disabled={loading}
                  className="w-full group-hover:shadow-sm transition-shadow"
                  size="sm"
                >
                  <Activity className="mr-2 h-4 w-4" />
                  {loading ? "Checking..." : "Check Health"}
                </Button>
              </CardContent>
            </Card>

            <Card className="group hover:shadow-lg transition-all duration-200 border-muted/50 hover:border-muted">
              <CardHeader className="pb-4">
                <div className="flex items-center justify-between">
                  <div className="flex items-center">
                    <div className="rounded-lg bg-violet-500/10 p-2 mr-3 group-hover:bg-violet-500/20 transition-colors">
                      <FolderOpen className="h-5 w-5 text-violet-600" />
                    </div>
                    <CardTitle className="text-lg">Projects</CardTitle>
                  </div>
                  <Badge variant="secondary" className="text-xs">
                    CRUD
                  </Badge>
                </div>
                <CardDescription>
                  Manage your projects with full CRUD operations
                </CardDescription>
              </CardHeader>
              <CardContent>
                <Button
                  asChild
                  className="w-full group-hover:shadow-sm transition-shadow"
                  size="sm"
                >
                  <Link to="/projects">
                    <FolderOpen className="mr-2 h-4 w-4" />
                    View Projects
                  </Link>
                </Button>
              </CardContent>
            </Card>

            {currentUser?.is_admin && (
              <Card className="group hover:shadow-lg transition-all duration-200 border-muted/50 hover:border-muted">
                <CardHeader className="pb-4">
                  <div className="flex items-center justify-between">
                    <div className="flex items-center">
                      <div className="rounded-lg bg-amber-500/10 p-2 mr-3 group-hover:bg-amber-500/20 transition-colors">
                        <Users className="h-5 w-5 text-amber-600" />
                      </div>
                      <div>
                        <CardTitle className="text-lg flex items-center gap-2">
                          Users
                          <Badge variant="outline" className="text-xs">
                            <Shield className="mr-1 h-3 w-3" />
                            Admin Only
                          </Badge>
                        </CardTitle>
                        <CardDescription className="mt-1">
                          Manage user accounts and permissions
                        </CardDescription>
                      </div>
                    </div>
                  </div>
                </CardHeader>
                <CardContent>
                  <Button
                    asChild
                    className="group-hover:shadow-sm transition-shadow"
                    size="sm"
                  >
                    <Link to="/users">
                      <Users className="mr-2 h-4 w-4" />
                      Manage Users
                    </Link>
                  </Button>
                </CardContent>
              </Card>
            )}
          </div>

          {/* Status Alert */}
          {message && (
            <div className="max-w-2xl mx-auto mb-8">
              <Alert
                variant={messageType === "error" ? "destructive" : "default"}
                className="border-muted/50"
              >
                {messageType === "error" ? (
                  <AlertCircle className="h-4 w-4" />
                ) : (
                  <CheckCircle className="h-4 w-4" />
                )}
                <AlertDescription className="font-medium">
                  {message}
                </AlertDescription>
              </Alert>
            </div>
          )}
        </div>
      </div>
    </div>
  );
}