"use client"

import { useState, useEffect } from "react"
import axios from "axios"
import { Users, Calendar, MapPin, Hash } from "lucide-react"
import { API_ENDPOINTS } from "../../../config/api"
import "./UsersList.css"

const UsersList = ({ currentUser, token }) => {
  const [users, setUsers] = useState([])
  const [loading, setLoading] = useState(true)
  const [error, setError] = useState("")
  const [deletingUser, setDeletingUser] = useState(null)

  const isAdmin = currentUser?.role === "admin"

  useEffect(() => {
    fetchUsers()
  }, [])

  const fetchUsers = async () => {
    try {
      setLoading(true)
      setError("")

      console.log("Fetching users...")
      console.log("Current user:", currentUser)
      console.log("Token:", token)
      console.log("Is admin:", isAdmin)

      if (isAdmin) {
        // Admin : récupère tous les utilisateurs
        console.log("Récupération en tant qu'admin...")
        const response = await axios.get(API_ENDPOINTS.USERS, {
          headers: {
            Authorization: `Bearer ${token}`,
          },
        })
        console.log("Réponse utilisateurs (admin):", response.data)
        setUsers(response.data)
      } else {
        console.log("Récupération en tant qu'utilisateur...")
        const response = await axios.get(API_ENDPOINTS.PUBLIC_USERS)
        console.log("Réponse utilisateurs (public):", response.data)
        setUsers(response.data)
      }
    } catch (err) {
      console.error("Erreur lors du fetch des utilisateurs:", err.response?.data || err.message)
      setError(err.response?.data?.detail || "Erreur lors du chargement des utilisateurs")
    } finally {
      setLoading(false)
    }
  }

  const handleDeleteUser = async (userId) => {
    if (!isAdmin) return

    if (!window.confirm("Êtes-vous sûr de vouloir supprimer cet utilisateur ?")) {
      return
    }

    try {
      setDeletingUser(userId)
      await axios.delete(`${API_ENDPOINTS.USERS}/${userId}`, {
        headers: {
          Authorization: `Bearer ${token}`,
        },
      })

      setUsers(users.filter((user) => user.id !== userId))
    } catch (err) {
      alert(err.response?.data?.detail || "Erreur lors de la suppression")
    } finally {
      setDeletingUser(null)
    }
  }

  const formatDate = (dateString) => {
    if (!dateString) return "Non renseigné"
    return new Date(dateString).toLocaleDateString("fr-FR")
  }

  if (loading) {
    return (
      <div className="users-list">
        <div className="users-header">
          <div className="users-title-section">
            <Users className="users-icon" />
            <h2 className="users-title">Gestion des utilisateurs</h2>
          </div>
        </div>
        <div className="loading-container">
          <p className="loading-text">Chargement en cours...</p>
        </div>
      </div>
    )
  }

  if (error) {
    return (
      <div className="users-list">
        <div className="users-header">
          <div className="users-title-section">
            <Users className="users-icon" />
            <h2 className="users-title">Gestion des utilisateurs</h2>
          </div>
        </div>
        <div className="error-container">
          <div className="error-message">{error}</div>
          <button onClick={fetchUsers} className="retry-btn">
            Réessayer
          </button>
        </div>
      </div>
    )
  }

  return (
    <div className="users-list">
      <div className="users-header">
        <div className="users-title-section">
          <Users className="users-icon" />
          <h2 className="users-title">Gestion des utilisateurs</h2>
        </div>
        <div className="users-count-badge">
          {users.length} utilisateur{users.length > 1 ? "s" : ""}
        </div>
      </div>

      {users.length === 0 ? (
        <div className="no-users-card">
          <div className="no-users-content">
            <Users className="no-users-icon" />
            <p className="no-users-text">Aucun utilisateur trouvé.</p>
          </div>
        </div>
      ) : (
        <div className="users-grid">
          {users.map((user) => (
            <div key={user.id} className="user-card">
              <div className="user-card-header">
                <div className="user-header-content">
                  <div className="user-header-info">
                    <Users className="user-avatar-icon" />
                    <span className="user-email">{user.email}</span>
                  </div>
                </div>
              </div>

              <div className="user-card-content">
                <div className="user-details">
                  {isAdmin && (
                    <>
                      {user.birth_date && (
                        <div className="user-detail-item">
                          <Calendar className="detail-icon" />
                          <span>{formatDate(user.birth_date)}</span>
                        </div>
                      )}

                      {user.city && (
                        <div className="user-detail-item">
                          <MapPin className="detail-icon" />
                          <span>{user.city}</span>
                        </div>
                      )}

                      {user.postal_code && (
                        <div className="user-detail-item">
                          <Hash className="detail-icon" />
                          <span>{user.postal_code}</span>
                        </div>
                      )}

                      {user.created_at && (
                        <>
                          <div className="detail-separator"></div>
                          <p className="detail-date">Inscrit le {formatDate(user.created_at)}</p>
                        </>
                      )}
                    </>
                  )}
                </div>
              </div>

              {isAdmin && user.id !== currentUser?.id && (
                <div className="user-card-footer">
                  <button
                    onClick={() => handleDeleteUser(user.id)}
                    disabled={deletingUser === user.id}
                    className="delete-btn"
                  >
                    {deletingUser === user.id ? "Suppression..." : "Supprimer l'utilisateur"}
                  </button>
                </div>
              )}
            </div>
          ))}
        </div>
      )}
    </div>
  )
}

export default UsersList