"use client";

import { useEffect, useState } from "react";
import { useRouter } from "next/navigation";
import { ProfileForm } from "@/components/profile-form";
import { authClient } from "@/clients";
import { UserProfile, Team } from "@/lib/types";
import { Code2, LogOut, Edit, X, Home } from "lucide-react";
import { Button } from "@/components/ui/button";
import {
  Card,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from "@/components/ui/card";

interface LoginFormWrapperProps {
  teams: Team[];
  initialUser?: UserProfile | null;
}

export function LoginFormWrapper({
  teams,
  initialUser,
}: LoginFormWrapperProps) {
  const [authenticating, setAuthenticating] = useState(false);
  const [currentUser, setCurrentUser] = useState<UserProfile | null>(
    initialUser || null
  );
  const [isEditing, setIsEditing] = useState(false);
  const router = useRouter();

  useEffect(() => {
    if (initialUser) {
      setCurrentUser(initialUser);
    }
  }, [initialUser]);

  const handleSubmit = async (profile: UserProfile) => {
    setAuthenticating(true);
    try {
      await authClient.login(profile);
      if (isEditing) {
        // Si on modifie le profil existant, mettre à jour l'état
        setCurrentUser(profile);
        setIsEditing(false);
      } else {
        // Si c'est un nouveau login, rediriger
        router.push("/");
      }
    } catch (error) {
      console.error("Login failed:", error);
      // Vous pouvez ajouter une notification d'erreur ici
    } finally {
      setAuthenticating(false);
    }
  };

  const handleLogout = async () => {
    try {
      await authClient.logout();
      setCurrentUser(null);
      setIsEditing(false);
    } catch (error) {
      console.error("Logout failed:", error);
    }
  };

  const handleEdit = () => {
    setIsEditing(true);
  };

  const handleCancelEdit = () => {
    setIsEditing(false);
  };

  // Si l'utilisateur est connecté et qu'on ne modifie pas
  if (currentUser && !isEditing) {
    const currentTeam = teams.find((t) => t.id === currentUser.teamId);

    return (
      <div className="text-center mb-12">
        <div className="inline-flex items-center gap-2 px-4 py-2 rounded-full bg-white/5 border border-white/10 backdrop-blur-sm mb-6">
          <Code2 className="h-4 w-4 text-blue-400" />
          <span className="text-sm font-medium text-slate-200">PeakSkills</span>
        </div>

        <h1 className="text-4xl font-bold mb-4 text-white">
          Vous êtes connecté
        </h1>
        <p className="text-lg text-slate-400 mb-8">
          Gérez votre profil ou retournez à l'application
        </p>

        <div className="max-w-2xl mx-auto space-y-6">
          {/* Informations utilisateur */}
          <Card className="bg-white/5 border-white/10 backdrop-blur-sm">
            <CardHeader>
              <CardTitle className="text-white">Vos informations</CardTitle>
              <CardDescription className="text-slate-400">
                Profil actuellement connecté
              </CardDescription>
            </CardHeader>
            <CardContent className="space-y-4">
              <div className="grid grid-cols-2 gap-4">
                <div>
                  <label className="text-sm font-medium text-slate-300">
                    Prénom
                  </label>
                  <p className="text-white">{currentUser.firstName}</p>
                </div>
                <div>
                  <label className="text-sm font-medium text-slate-300">
                    Nom
                  </label>
                  <p className="text-white">{currentUser.lastName}</p>
                </div>
              </div>
              <div>
                <label className="text-sm font-medium text-slate-300">
                  Équipe
                </label>
                <p className="text-white">
                  {currentTeam?.name || "Équipe non trouvée"}
                </p>
              </div>
            </CardContent>
          </Card>

          {/* Actions */}
          <div className="flex gap-4 justify-center">
            <Button
              onClick={() => router.push("/")}
              className="bg-blue-500 hover:bg-blue-600 text-white"
            >
              <Home className="w-4 h-4 mr-2" />
              Retour à l'accueil
            </Button>
            <Button
              onClick={handleEdit}
              variant="outline"
              className="border-white/20 text-white hover:bg-white/10"
            >
              <Edit className="w-4 h-4 mr-2" />
              Modifier le profil
            </Button>
            <Button
              onClick={handleLogout}
              variant="outline"
              className="border-red-500/50 text-red-400 hover:bg-red-500/10"
            >
              <LogOut className="w-4 h-4 mr-2" />
              Se déconnecter
            </Button>
          </div>
        </div>
      </div>
    );
  }

  // Sinon, afficher le formulaire (nouvel utilisateur ou modification)
  return (
    <div className="text-center mb-12">
      <div className="inline-flex items-center gap-2 px-4 py-2 rounded-full bg-white/5 border border-white/10 backdrop-blur-sm mb-6">
        <Code2 className="h-4 w-4 text-blue-400" />
        <span className="text-sm font-medium text-slate-200">PeakSkills</span>
      </div>

      <h1 className="text-4xl font-bold mb-4 text-white">
        {isEditing ? "Modifier vos informations" : "Bienvenue sur PeakSkills"}
      </h1>
      <p className="text-lg text-slate-400 mb-8">
        {isEditing
          ? "Mettez à jour vos informations personnelles"
          : "Évaluez vos compétences techniques et suivez votre progression"}
      </p>

      {isEditing && (
        <Button
          onClick={handleCancelEdit}
          variant="outline"
          className="mb-8 border-white/20 text-white hover:bg-white/10"
        >
          <X className="w-4 h-4 mr-2" />
          Annuler
        </Button>
      )}

      <div className="max-w-2xl mx-auto">
        <div className="relative">
          {authenticating && (
            <div className="absolute inset-0 bg-black/20 backdrop-blur-sm z-10 flex items-center justify-center rounded-lg">
              <div className="text-center">
                <div className="animate-spin rounded-full h-6 w-6 border-b-2 border-blue-400 mx-auto mb-2"></div>
                <p className="text-white text-sm">
                  {isEditing
                    ? "Mise à jour en cours..."
                    : "Connexion en cours..."}
                </p>
              </div>
            </div>
          )}
          <ProfileForm
            teams={teams}
            onSubmit={handleSubmit}
            initialProfile={isEditing && currentUser ? currentUser : undefined}
          />
        </div>
      </div>
    </div>
  );
}