diff --git a/src/app/components/add-pin-popup/add-pin-popup.component.html b/src/app/components/add-pin-popup/add-pin-popup.component.html
index 90baa14..bf80d4b 100644
--- a/src/app/components/add-pin-popup/add-pin-popup.component.html
+++ b/src/app/components/add-pin-popup/add-pin-popup.component.html
@@ -68,7 +68,11 @@
       <div class="p-4 md:p-5">
         <form class="grid gap-6 mb-1 md:grid-cols-2" [formGroup]="form">
           <div class="mb-4">
-            <label for="title" class="block mb-2 text-sm font-medium text-gray-900 dark:text-white">Titre</label>
+            <label
+              for="title"
+              class="block mb-2 text-sm font-medium text-gray-900 dark:text-white"
+              >Titre</label
+            >
             <input
               type="text"
               id="title"
@@ -76,9 +80,16 @@
               class="bg-gray-50 border border-gray-300 text-gray-900 text-sm rounded-lg focus:ring-blue-500 focus:border-blue-500 block w-full p-2.5 dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white dark:focus:ring-blue-500 dark:focus:border-blue-500"
               placeholder="Titre"
             />
-            <div *ngIf="form.get('title')?.invalid && form.get('title')?.touched" class="mt-1 text-sm text-red-600 dark:text-red-500">
-              <span *ngIf="form.get('title')?.errors?.['required']">Le titre est requis</span>
-              <span *ngIf="form.get('title')?.errors?.['minlength']">Le titre doit contenir au moins 3 caractères</span>
+            <div
+              *ngIf="form.get('title')?.invalid && form.get('title')?.touched"
+              class="mt-1 text-sm text-red-600 dark:text-red-500"
+            >
+              <span *ngIf="form.get('title')?.errors?.['required']"
+                >Le titre est requis</span
+              >
+              <span *ngIf="form.get('title')?.errors?.['minlength']"
+                >Le titre doit contenir au moins 3 caractères</span
+              >
             </div>
           </div>
 
@@ -97,8 +108,15 @@
               (focus)="onFocus()"
               (blur)="onBlur()"
             />
-            <div *ngIf="form.get('location')?.invalid && form.get('location')?.touched" class="mt-1 text-sm text-red-600 dark:text-red-500">
-              <span *ngIf="form.get('location')?.errors?.['required']">La localisation est requise</span>
+            <div
+              *ngIf="
+                form.get('location')?.invalid && form.get('location')?.touched
+              "
+              class="mt-1 text-sm text-red-600 dark:text-red-500"
+            >
+              <span *ngIf="form.get('location')?.errors?.['required']"
+                >La localisation est requise</span
+              >
             </div>
             <ul
               *ngIf="suggestions.length > 0 && inputFocused"
@@ -130,7 +148,11 @@
           </div>
 
           <div class="mb-4">
-            <label for="description" class="block mb-2 text-sm font-medium text-gray-900 dark:text-white">Description</label>
+            <label
+              for="description"
+              class="block mb-2 text-sm font-medium text-gray-900 dark:text-white"
+              >Description</label
+            >
             <textarea
               id="description"
               rows="4"
@@ -138,9 +160,19 @@
               class="bg-gray-50 border border-gray-300 text-gray-900 text-sm rounded-lg focus:ring-blue-500 focus:border-blue-500 block w-full p-2.5 dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white dark:focus:ring-blue-500 dark:focus:border-blue-500"
               placeholder="Description"
             ></textarea>
-            <div *ngIf="form.get('description')?.invalid && form.get('description')?.touched" class="mt-1 text-sm text-red-600 dark:text-red-500">
-              <span *ngIf="form.get('description')?.errors?.['required']">La description est requise</span>
-              <span *ngIf="form.get('description')?.errors?.['minlength']">La description doit contenir au moins 3 caractères</span>
+            <div
+              *ngIf="
+                form.get('description')?.invalid &&
+                form.get('description')?.touched
+              "
+              class="mt-1 text-sm text-red-600 dark:text-red-500"
+            >
+              <span *ngIf="form.get('description')?.errors?.['required']"
+                >La description est requise</span
+              >
+              <span *ngIf="form.get('description')?.errors?.['minlength']"
+                >La description doit contenir au moins 3 caractères</span
+              >
             </div>
           </div>
 
diff --git a/src/app/components/leaflet-map/leaflet-map.component.ts b/src/app/components/leaflet-map/leaflet-map.component.ts
index f6610bf..01bbd95 100644
--- a/src/app/components/leaflet-map/leaflet-map.component.ts
+++ b/src/app/components/leaflet-map/leaflet-map.component.ts
@@ -10,11 +10,11 @@ import { FormsModule } from '@angular/forms';
 import { ActivatedRoute, Router } from '@angular/router';
 import * as L from 'leaflet';
 import { Pin } from '../../model/Pin';
+import { AutocompleteService } from '../../services/auto-complete/auto-complete.service';
 import { MapReloadService } from '../../services/map-reload/map-reload.service';
 import { ModalService } from '../../services/modal/modal.service';
 import { PinService } from '../../services/pin/pin.service';
 import { PinMarkerComponent } from '../pin-marker/pin-marker.component';
-import { AutocompleteService } from '../../services/auto-complete/auto-complete.service';
 
 @Component({
   selector: 'app-leaflet-map',
@@ -112,11 +112,13 @@ export class LeafletMapComponent implements OnInit {
 
     // Créer le contenu du menu contextuel
     const menuContent = document.createElement('div');
-    menuContent.className = 'bg-white dark:bg-gray-800 rounded-lg shadow-lg overflow-hidden';
-    
+    menuContent.className =
+      'bg-white dark:bg-gray-800 rounded-lg shadow-lg overflow-hidden';
+
     const addPinButton = document.createElement('button');
-    addPinButton.className = 'w-full px-4 py-2.5 text-sm font-medium text-gray-900 dark:text-white hover:bg-gray-100 dark:hover:bg-gray-700 focus:outline-none focus:ring-2 focus:ring-blue-500 dark:focus:ring-blue-600 flex items-center gap-2';
-    
+    addPinButton.className =
+      'w-full px-4 py-2.5 text-sm font-medium text-gray-900 dark:text-white hover:bg-gray-100 dark:hover:bg-gray-700 focus:outline-none focus:ring-2 focus:ring-blue-500 dark:focus:ring-blue-600 flex items-center gap-2';
+
     // Ajouter l'icône de pin
     const pinIcon = document.createElement('span');
     pinIcon.innerHTML = `
@@ -125,13 +127,13 @@ export class LeafletMapComponent implements OnInit {
         <path stroke-linecap="round" stroke-linejoin="round" d="M19.5 10.5c0 7.142-7.5 11.25-7.5 11.25S4.5 17.642 4.5 10.5a7.5 7.5 0 1 1 15 0Z" />
       </svg>
     `;
-    
+
     const buttonText = document.createElement('span');
     buttonText.textContent = 'Ajouter un pin ici';
-    
+
     addPinButton.appendChild(pinIcon);
     addPinButton.appendChild(buttonText);
-    
+
     addPinButton.onclick = () => {
       this.addPinAtLocation(latlng);
       if (this.contextMenu) {
@@ -147,7 +149,7 @@ export class LeafletMapComponent implements OnInit {
       closeButton: false,
       className: 'context-menu-popup',
       maxWidth: 200,
-      offset: [0, -10]
+      offset: [0, -10],
     })
       .setLatLng(latlng)
       .setContent(menuContent)
@@ -165,15 +167,15 @@ export class LeafletMapComponent implements OnInit {
       this.modalService.openModal('add-pin-modal', [], {
         location: address?.display_name || '',
         complete_address: address?.display_name || '',
-        coordinates: [latlng.lat, latlng.lng]
+        coordinates: [latlng.lat, latlng.lng],
       });
     } catch (error) {
-      console.error('Erreur lors de la récupération de l\'adresse:', error);
+      console.error("Erreur lors de la récupération de l'adresse:", error);
       // En cas d'erreur, ouvrir la modal avec juste les coordonnées
       this.modalService.openModal('add-pin-modal', [], {
         location: `${latlng.lat}, ${latlng.lng}`,
         complete_address: `${latlng.lat}, ${latlng.lng}`,
-        coordinates: [latlng.lat, latlng.lng]
+        coordinates: [latlng.lat, latlng.lng],
       });
     }
   }
@@ -201,15 +203,18 @@ export class LeafletMapComponent implements OnInit {
 
   private extractPersons(pins: Pin[]): void {
     const personsSet = new Set<string>();
-    const regex = /@(\w+)/g;
+
+    // Pour chaque pin, récupérer ses partages
     pins.forEach((pin) => {
-      const desc = pin.description || '';
-      let match;
-      while ((match = regex.exec(desc)) !== null) {
-        personsSet.add(match[1]);
-      }
+      this.pinsService.getPinShares(pin.id).subscribe((response: any) => {
+        if (response && response.shares) {
+          response.shares.forEach((share: any) => {
+            personsSet.add(share.username);
+          });
+          this.availablePersons = Array.from(personsSet).sort();
+        }
+      });
     });
-    this.availablePersons = Array.from(personsSet).sort();
   }
 
   onCountryChange(country: string) {
@@ -288,8 +293,8 @@ export class LeafletMapComponent implements OnInit {
               const zoom = this.map.getZoom();
               const offsetLat = 0.05 / Math.pow(2, zoom - 10);
               this.map.setView(
-              L.latLng(latlng.lat + offsetLat, latlng.lng),
-              zoom
+                L.latLng(latlng.lat + offsetLat, latlng.lng),
+                zoom
               );
             }
           }
@@ -311,7 +316,9 @@ export class LeafletMapComponent implements OnInit {
   public loadPins(): void {
     this.pinsService.getPins().subscribe((pins: Pin[]) => {
       // Supprimer du body toutes les divs confirm-modal-* / share-modal-* / edit-pin-popup-*
-      const modals = document.querySelectorAll('div[id^="confirm-modal-"], div[id^="share-modal-"], div[id^="edit-pin-popup-"]');
+      const modals = document.querySelectorAll(
+        'div[id^="confirm-modal-"], div[id^="share-modal-"], div[id^="edit-pin-popup-"]'
+      );
       modals.forEach((modal) => {
         modal.remove();
       });
diff --git a/src/app/components/share-modal/share-modal.component.html b/src/app/components/share-modal/share-modal.component.html
index 76792a6..e208b65 100644
--- a/src/app/components/share-modal/share-modal.component.html
+++ b/src/app/components/share-modal/share-modal.component.html
@@ -1,4 +1,4 @@
-<div id="share-modal-{{pinId}}">
+<div id="share-modal-{{ pinId }}">
   <!-- Fond assombri -->
   <div
     class="fixed inset-0 bg-gray-900 bg-opacity-50 w-full h-full transition-opacity duration-300 ease-in-out z-40"
@@ -7,12 +7,12 @@
       'opacity-100': isShareModalOpen
     }"
     (click)="closeShareModal()"
-    id="share-modal-background-{{pinId}}"
+    id="share-modal-background-{{ pinId }}"
   ></div>
 
   <!-- Main modal -->
   <div
-    id="share-modal-{{pinId}}"
+    id="share-modal-{{ pinId }}"
     tabindex="-1"
     aria-hidden="true"
     [ngClass]="{
@@ -87,11 +87,12 @@
                     }}</span>
                   </div>
                   <button
+                    *ngIf="!user.isShared"
                     (click)="sharePin(user.friend_user_id)"
-                    class="p-2 bg-green-500 text-white rounded-full"
+                    class="p-2 bg-green-500 text-white rounded-full hover:bg-green-600 transition-colors"
                   >
                     <svg
-                      class="w-6 h-6 text-gray-800 dark:text-white"
+                      class="w-6 h-6 text-white"
                       aria-hidden="true"
                       xmlns="http://www.w3.org/2000/svg"
                       width="24"
@@ -107,6 +108,26 @@
                       />
                     </svg>
                   </button>
+                  <div
+                    *ngIf="user.isShared"
+                    class="p-2 bg-gray-200 text-gray-600 rounded-full flex items-center"
+                  >
+                    <svg
+                      class="w-6 h-6"
+                      aria-hidden="true"
+                      xmlns="http://www.w3.org/2000/svg"
+                      fill="none"
+                      viewBox="0 0 24 24"
+                    >
+                      <path
+                        stroke="currentColor"
+                        stroke-linecap="round"
+                        stroke-linejoin="round"
+                        stroke-width="2"
+                        d="M5 13l4 4L19 7"
+                      />
+                    </svg>
+                  </div>
                 </div>
               </div>
             </div>
diff --git a/src/app/components/share-modal/share-modal.component.ts b/src/app/components/share-modal/share-modal.component.ts
index 8c997ab..348bde5 100644
--- a/src/app/components/share-modal/share-modal.component.ts
+++ b/src/app/components/share-modal/share-modal.component.ts
@@ -1,7 +1,12 @@
 import { CommonModule } from '@angular/common';
-import { Component, Input, EventEmitter, OnDestroy, OnInit } from '@angular/core';
+import {
+  Component,
+  EventEmitter,
+  Input,
+  OnDestroy,
+  OnInit,
+} from '@angular/core';
 import { FormsModule } from '@angular/forms';
-import { Router } from '@angular/router';
 import { Subject, Subscription } from 'rxjs';
 import { FriendsService } from '../../services/friends/friends.service';
 import { ModalService } from '../../services/modal/modal.service';
@@ -25,14 +30,15 @@ export class ShareModalComponent implements OnInit, OnDestroy {
   searchTermChanged = new Subject<string>();
   listUser: any[] = [];
   listFriend: any[] = [];
-  
+  pinShares: any[] = [];
+
   @Input() pinId!: string;
   @Input() pinOpened!: EventEmitter<void>;
 
   constructor(
     private modalService: ModalService,
     private friendService: FriendsService,
-    private pinService: PinService,
+    private pinService: PinService
   ) {}
 
   ngOnInit() {
@@ -84,22 +90,33 @@ export class ShareModalComponent implements OnInit, OnDestroy {
   }
 
   protected getFriend() {
-    this.friendService.getFriend().subscribe((friends: any[]) => {
-      this.listFriend = [];
-      this.listUser = [];
-
-      // Récupérer les détails de chaque ami
-      friends.forEach((friend) => {
-        this.friendService
-          .getFriendById(friend.friend_user_id)
-          .subscribe((userDetails: any) => {
-            const friendWithDetails = {
-              ...friend,
-              username: userDetails.username,
-            };
-            this.listFriend.push(friendWithDetails);
-            this.listUser.push(friendWithDetails);
-          });
+    // Récupérer d'abord les partages du pin
+    this.pinService.getPinShares(this.pinId).subscribe((response: any) => {
+      this.pinShares = response.shares || [];
+
+      // Ensuite récupérer les amis
+      this.friendService.getFriend().subscribe((friends: any[]) => {
+        this.listFriend = [];
+        this.listUser = [];
+
+        // Récupérer les détails de chaque ami
+        friends.forEach((friend) => {
+          if (friend.status === 'accepted') {
+            this.friendService
+              .getFriendById(friend.friend_user_id)
+              .subscribe((userDetails: any) => {
+                const friendWithDetails = {
+                  ...friend,
+                  username: userDetails.username,
+                  isShared: this.pinShares.some(
+                    (share) => share.user_id === friend.friend_user_id
+                  ),
+                };
+                this.listFriend.push(friendWithDetails);
+                this.listUser.push(friendWithDetails);
+              });
+          }
+        });
       });
     });
   }
diff --git a/src/app/services/pin/pin.service.ts b/src/app/services/pin/pin.service.ts
index d764e70..097b4ee 100644
--- a/src/app/services/pin/pin.service.ts
+++ b/src/app/services/pin/pin.service.ts
@@ -1,11 +1,8 @@
 import { HttpClient, HttpHeaders } from '@angular/common/http';
 import { Injectable } from '@angular/core';
-import { switchMap } from 'rxjs';
 import { environment } from '../../../environment';
 import { Pin } from '../../model/Pin';
-import { AutocompleteService } from '../auto-complete/auto-complete.service';
 import { AuthService } from '../auth/auth.service';
-// import { ImageService } from '../image/image.service';
 
 @Injectable({
   providedIn: 'root',
@@ -16,17 +13,13 @@ export class PinService {
 
   private apiURL = environment.apiURL;
 
-  constructor(
-    private http: HttpClient,
-    private autoCompleteService: AutocompleteService,
-    private authService: AuthService
-  ) {}
+  constructor(private http: HttpClient, private authService: AuthService) {}
 
   getPins(): any {
     const url = `${this.apiURL}/pins`;
     const headers = this.authService.getAuthHeaders();
     headers.set('Content-Type', 'application/json');
-    
+
     return this.http.get<any>(url, { headers });
   }
 
@@ -34,32 +27,24 @@ export class PinService {
     const url = `${this.apiURL}/pin/add`;
     const headers = this.authService.getAuthHeaders();
     headers.set('Content-Type', 'application/json');
-    
-    return this.http.post<any>(
-      url, pin, { headers }
-    );
+
+    return this.http.post<any>(url, pin, { headers });
   }
 
-  updatePin(
-    id: string,
-    pin: Pin
-  ) {
+  updatePin(id: string, pin: Pin) {
     const url = `${this.apiURL}/pin/${id}`;
     const headers = this.authService.getAuthHeaders();
     headers.set('Content-Type', 'application/json');
-    
 
     // Obtenir les coordonnées GPS à partir de l'adresse
-    return this.http.patch<any>(
-      url, pin, { headers }
-    );
+    return this.http.patch<any>(url, pin, { headers });
   }
 
   deletePin(id: string) {
     const url = `${this.apiURL}/pin/${id}`;
     const headers = this.authService.getAuthHeaders();
     headers.set('Content-Type', 'application/json');
-    
+
     return this.http.delete<any>(url, { headers });
   }
 
@@ -67,7 +52,16 @@ export class PinService {
     const url = `${this.apiURL}/pin/${pinId}/share`;
     const headers = this.authService.getAuthHeaders();
     headers.set('Content-Type', 'application/json');
-    
+
     return this.http.post<any>(url, { friend_id: friendId }, { headers });
   }
+
+  getPinShares(pinId: string) {
+    const url = `${this.apiURL}/pin/${pinId}/shares`;
+    const headers = new HttpHeaders({
+      'Content-Type': 'application/json',
+      Authorization: 'Bearer ' + localStorage.getItem('auth_token'),
+    });
+    return this.http.get<any>(url, { headers });
+  }
 }