diff --git a/src/app/components/collaborateur/collaborateur-edit/collaborateur-edit.component.html b/src/app/components/collaborateur/collaborateur-edit/collaborateur-edit.component.html
index d9a8248..52d3acc 100644
--- a/src/app/components/collaborateur/collaborateur-edit/collaborateur-edit.component.html
+++ b/src/app/components/collaborateur/collaborateur-edit/collaborateur-edit.component.html
@@ -1,19 +1,18 @@
-
 <div *ngIf="collaborateur">
 
   <h2>{{collaborateur.name | uppercase}} {{collaborateur.firstName | uppercase}} </h2>
 
   <div><label class="form-label">ID : </label>{{collaborateur.id}}</div>
 
-  <form *ngIf="collaborateurObservable | async;"
-        [formGroup]="registerForm"
-        (ngSubmit)="onSubmit()" >
+  <form [formGroup]="registerForm"
+        (ngSubmit)="onSubmit()">
 
     <div class="row mb-2">
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Nom</label>
-        <input class="form-control" formControlName="name" [ngClass]="{ 'is-invalid': submitted && f.name.errors }" [value]="collaborateur.name">
+        <input class="form-control" formControlName="name" [ngClass]="{ 'is-invalid': submitted && f.name.errors }"
+               [value]="collaborateur.name">
         <div *ngIf="submitted && f.name.errors" class="invalid-feedback">
           <div *ngIf="f.name.errors.required">Le nom d'un collaborateur est obligatoire</div>
         </div>
@@ -21,7 +20,8 @@
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Prénom</label>
-        <input class="form-control" formControlName="firstName" [ngClass]="{ 'is-invalid': submitted && f.firstName.errors }" [value]="collaborateur.firstName">
+        <input class="form-control" formControlName="firstName"
+               [ngClass]="{ 'is-invalid': submitted && f.firstName.errors }" [value]="collaborateur.firstName">
         <div *ngIf="submitted && f.firstName.errors" class="invalid-feedback">
           <div *ngIf="f.firstName.errors.required">Le prénom d'un collaborateur est obligatoire</div>
         </div>
@@ -29,7 +29,9 @@
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Date de naissance</label>
-        <input type="date" class="form-control" formControlName="birthDate" (change)="onBirthDateChange($event)" [ngClass]="{ 'is-invalid': submitted && f.birthDate.errors }" [value]="collaborateur.birthDate">
+        <input type="date" [value]="collaborateur.birthDate | date:'yyyy-MM-dd'" class="form-control"
+               formControlName="birthDate" (change)="onBirthDateChange($event)"
+               [ngClass]="{ 'is-invalid': submitted && f.birthDate.errors }">
         <div *ngIf="submitted && f.birthDate.errors" class="invalid-feedback">
           <div *ngIf="f.birthDate.errors.required">La date de naissance d'un collaborateur est obligatoire</div>
         </div>
@@ -37,7 +39,8 @@
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Genre</label>
-        <select class="form-select" formControlName="gender" [ngClass]="{ 'is-invalid': submitted && f.gender.errors }" [value]="collaborateur.gender">
+        <select class="form-select" formControlName="gender" [ngClass]="{ 'is-invalid': submitted && f.gender.errors }"
+                [value]="collaborateur.gender">
           <option value="" disabled selected>Genre</option>
           <option value="MASCULIN">Masculin</option>
           <option value="FEMININ">Féminin</option>
@@ -54,7 +57,8 @@
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Statut</label>
-        <select class="form-select" formControlName="status" [ngClass]="{ 'is-invalid': submitted && f.status.errors }" [value]="collaborateur.status">
+        <select class="form-select" formControlName="status" [ngClass]="{ 'is-invalid': submitted && f.status.errors }"
+                [value]="collaborateur.status">
           <option value="" disabled selected>Statut</option>
           <option value="CADRE">Cadre</option>
           <option value="NONCADRE">Non-cadre</option>
@@ -68,7 +72,9 @@
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Nombre d'enfants</label>
-        <input class="form-control" formControlName="childrenNumber" [ngClass]="{ 'is-invalid': submitted && f.childrenNumber.errors }" type="number" min="0" onkeyup="if(this.value<0){this.value= this.value * -1}" [value]="collaborateur.childrenNumber">
+        <input class="form-control" formControlName="childrenNumber"
+               [ngClass]="{ 'is-invalid': submitted && f.childrenNumber.errors }" type="number" min="0"
+               onkeyup="if(this.value<0){this.value= this.value * -1}" [value]="collaborateur.childrenNumber">
         <div *ngIf="submitted && f.childrenNumber.errors" class="invalid-feedback">
           <div *ngIf="f.childrenNumber.errors.required">Le nombre d'enfant d'un collaborateur est obligatoire</div>
         </div>
@@ -76,7 +82,8 @@
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Adresse</label>
-        <input class="form-control" formControlName="address" [ngClass]="{ 'is-invalid': submitted && f.address.errors }" [value]="collaborateur.address">
+        <input class="form-control" formControlName="address"
+               [ngClass]="{ 'is-invalid': submitted && f.address.errors }" [value]="collaborateur.address">
         <div *ngIf="submitted && f.address.errors" class="invalid-feedback">
           <div *ngIf="f.address.errors.required">L'adresse d'un collaborateur est obligatoire</div>
         </div>
@@ -84,7 +91,8 @@
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Téléphone</label>
-        <input class="form-control" formControlName="telephone" [ngClass]="{ 'is-invalid': submitted && f.telephone.errors }" [value]="collaborateur.telephone">
+        <input class="form-control" formControlName="telephone"
+               [ngClass]="{ 'is-invalid': submitted && f.telephone.errors }" [value]="collaborateur.telephone">
         <div *ngIf="submitted && f.telephone.errors" class="invalid-feedback">
           <div *ngIf="f.telephone.errors.required">Le numéro de téléphone d'un collaborateur est obligatoire</div>
         </div>
@@ -98,31 +106,39 @@
           <label class="form-label" style="padding-right: 5px">Mail personnel</label>
           <small>(pas Apside)</small>
         </div>
-        <input type="email" class="form-control" formControlName="personalMail" [ngClass]="{ 'is-invalid': submitted && f.personalMail.errors }" placeholder="prenom.nom@example.com" [value]="collaborateur.personalMail">
+        <input type="email" class="form-control" formControlName="personalMail"
+               [ngClass]="{ 'is-invalid': submitted && f.personalMail.errors }" placeholder="prenom.nom@example.com"
+               [value]="collaborateur.personalMail">
         <div *ngIf="submitted && f.personalMail.errors" class="invalid-feedback">
           <div *ngIf="f.personalMail.errors.required">Le mail personnel d'un collaborateur est obligatoire</div>
-          <div *ngIf="f.personalMail.errors.pattern">Le mail personnel d'un collaborateur doit être au format "exemple@nom.de.domaine"</div>
+          <div *ngIf="f.personalMail.errors.pattern">Le mail personnel d'un collaborateur doit être au format
+            "exemple@nom.de.domaine"
+          </div>
         </div>
       </div>
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Mail Apside</label>
-        <input type="email" class="form-control" formControlName="apsideMail" [ngClass]="{ 'is-invalid': (submitted && f.apsideMail.errors) || errorValue==1 }" placeholder="prenom.nom@apside-groupe.com" [value]="collaborateur.apsideMail">
+        <input type="email" class="form-control" formControlName="apsideMail"
+               [ngClass]="{ 'is-invalid': (submitted && f.apsideMail.errors) || errorValue==1 }"
+               placeholder="prenom.nom@apside-groupe.com" [value]="collaborateur.apsideMail">
         <div *ngIf="submitted && f.apsideMail.errors" class="invalid-feedback">
           <div *ngIf="f.apsideMail.errors.required">Le mail Apside d'un collaborateur est obligatoire</div>
-          <div *ngIf="f.apsideMail.errors.pattern">Le mail Apside d'un collaborateur doit être au format "exemple@apside-groupe.com" ou "exemple@apside.fr"</div>
+          <div *ngIf="f.apsideMail.errors.pattern">Le mail Apside d'un collaborateur doit être au format
+            "exemple@apside-groupe.com" ou "exemple@apside.fr"
+          </div>
         </div>
         <div *ngIf="submitted && errorValue==1" class="invalid-feedback">
-          <div *ngIf="errorValue==1">Le mail Apside que vous avez entré est déjà utilisé pour un autre collaborateur</div>
+          <div *ngIf="errorValue==1">Le mail Apside que vous avez entré est déjà utilisé pour un autre collaborateur
+          </div>
         </div>
       </div>
 
       <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
         <label class="form-label">Date de départ</label>
-        <input type="date" class="form-control" formControlName="resignationDate" (change)="onResignationDateChange($event)" [ngClass]="{ 'is-invalid': submitted && f.resignationDate.errors }" [value]="collaborateur.resignationDate">
-        <div *ngIf="submitted && f.resignationDate.errors" class="invalid-feedback">
-          <div *ngIf="f.resignationDate.errors.required">La date de départ d'un collaborateur est obligatoire</div>
-        </div>
+        <input type="date" [value]="collaborateur.resignationDate | date:'yyyy-MM-dd'" class="form-control"
+               formControlName="resignationDate" (change)="onResignationDateChange($event)"
+               [ngClass]="{ 'is-invalid': submitted && f.resignationDate.errors }">
       </div>
 
     </div>
@@ -131,7 +147,8 @@
 
       <div class="form-group col-12 col-md-6">
         <label class="form-label">Business Unit</label>
-        <select class="form-select" formControlName="businessUnitId" [ngClass]="{ 'is-invalid': submitted && f.businessUnitId.errors }">
+        <select class="form-select" formControlName="businessUnitId"
+                [ngClass]="{ 'is-invalid': submitted && f.businessUnitId.errors }">
           <option value="" disabled selected>Choisissez une Business Unit pour le collaborateur</option>
           <option *ngFor="let businessUnit of businessUnits" [ngValue]="businessUnit.id">{{businessUnit.name}} </option>
         </select>
diff --git a/src/app/components/collaborateur/collaborateur-edit/collaborateur-edit.component.ts b/src/app/components/collaborateur/collaborateur-edit/collaborateur-edit.component.ts
index c631338..cf9976b 100644
--- a/src/app/components/collaborateur/collaborateur-edit/collaborateur-edit.component.ts
+++ b/src/app/components/collaborateur/collaborateur-edit/collaborateur-edit.component.ts
@@ -1,8 +1,8 @@
 import {Component, OnInit} from '@angular/core';
 import {Collaborateur} from "../../../interfaces/collaborateur";
-import { ActivatedRoute } from '@angular/router';
-import { Location } from '@angular/common';
-import { CollaborateurService} from "../../../services/collaborateur.service";
+import {ActivatedRoute} from '@angular/router';
+import {Location} from '@angular/common';
+import {CollaborateurService} from "../../../services/collaborateur.service";
 import {BusinessunitService} from "../../../services/businessunit.service";
 import {FormBuilder, FormGroup, Validators} from "@angular/forms";
 import {Businessunit} from "../../../interfaces/businessunit";
@@ -17,17 +17,13 @@ import {ToastrService} from "ngx-toastr";
 })
 export class CollaborateurEditComponent implements OnInit {
 
-  collaborateurObservable! : Observable<Collaborateur>;
+  collaborateurObservable!: Observable<Collaborateur>;
   id: number;
 
   collaborateur = {} as Collaborateur;
-  businessUnit = {} as Businessunit ;
-  collaborateurs : Collaborateur[] = [];
-  businessUnits : Businessunit[] = [];
-
-  errorValue : number = 0;
-  rDate : String = "";
-  bDate : String = "";
+  collaborateurs: Collaborateur[] = [];
+  businessUnits: Businessunit[] = [];
+  errorValue: number = 0;
 
   registerForm!: FormGroup;
   submitted = false;
@@ -55,27 +51,21 @@ export class CollaborateurEditComponent implements OnInit {
       childrenNumber: ['', Validators.required],
       address: ['', Validators.required],
       telephone: ['', Validators.required],
-      personalMail: ['',Validators.compose([Validators.required,Validators.pattern(".+@[a-z]*\.[a-z]*")])],
-      apsideMail: ['', Validators.compose([Validators.required,Validators.pattern(".+@apside-groupe\.com|.*@apside\.fr")])],
-      resignationDate: [''],
+      personalMail: ['', Validators.compose([Validators.required, Validators.pattern(".+@[a-z]*\.[a-z]*")])],
+      apsideMail: ['', Validators.compose([Validators.required, Validators.pattern(".+@apside-groupe\.com|.*@apside\.fr")])],
+      resignationDate: [],
       businessUnitId: ['', Validators.required],
     });
     this.collaborateurObservable = this.collaborateurService.getCollaborateur(this.id).pipe(tap(collaborateur => this.registerForm.patchValue(collaborateur)))
     this.collaborateur = await this.collaborateurObservable.pipe(take(1)).toPromise()
-    if (this.collaborateur.resignationDate) {
-      this.rDate = new Date(this.collaborateur.resignationDate).toISOString().split('T')[0];
-    }
-    if (this.collaborateur.birthDate) {
-      this.bDate = new Date(this.collaborateur.birthDate).toISOString().split('T')[0];
-    }
   }
 
-  getCollaborateurs():void {
+  getCollaborateurs(): void {
     this.collaborateurService.getCollaborateurs()
       .subscribe(collaborateurs => this.collaborateurs = collaborateurs);
   }
 
-  getBusinessunits():void {
+  getBusinessunits(): void {
     this.businessunitService.getBusinessunits()
       .subscribe(businessunits => this.businessUnits = businessunits);
   }
@@ -84,10 +74,10 @@ export class CollaborateurEditComponent implements OnInit {
     this.location.back();
   }
 
-  delete():void {
-    if (this.collaborateur){
+  delete(): void {
+    if (this.collaborateur) {
       this.collaborateurService.deleteCollaborateur(this.collaborateur)
-        .subscribe(()=>this.goBack());
+        .subscribe(() => this.goBack());
     }
   }
 
@@ -98,11 +88,13 @@ export class CollaborateurEditComponent implements OnInit {
       return;
     }
 
+    console.log(this.registerForm.value.resignationDate)
+    console.log(this.registerForm.value.birthDate)
+
     this.collaborateur.name = this.registerForm.value.name
     this.collaborateur.firstName = this.registerForm.value.firstName
     this.collaborateur.birthDate = this.registerForm.value.birthDate
     this.collaborateur.gender = this.registerForm.value.gender
-    this.collaborateur.resignationDate = this.registerForm.value.resignationDate
     this.collaborateur.businessUnitId = this.registerForm.value.businessUnitId
     this.collaborateur.apsideMail = this.registerForm.value.apsideMail
     this.collaborateur.personalMail = this.registerForm.value.personalMail
@@ -111,10 +103,15 @@ export class CollaborateurEditComponent implements OnInit {
     this.collaborateur.childrenNumber = this.registerForm.value.childrenNumber
     this.collaborateur.status = this.registerForm.value.status
 
+    if (this.registerForm.value.resignationDate != undefined) {
+      this.collaborateur.resignationDate = this.registerForm.value.resignationDate
+    }
+
+    console.log(this.collaborateur)
+
     if (this.collaborateur) {
       this.collaborateurService.updateCollaborateur(this.collaborateur).subscribe(() => {
           this.showSuccess();
-          this.goBack();
         },
         () => {
           this.showError()
@@ -124,18 +121,20 @@ export class CollaborateurEditComponent implements OnInit {
   }
 
 
-  get f() { return this.registerForm.controls; }
+  get f() {
+    return this.registerForm.controls;
+  }
 
   onReset() {
     this.submitted = false;
     this.registerForm.reset();
   }
 
-  onResignationDateChange($event: any):void {
+  onResignationDateChange($event: any): void {
     this.collaborateur.resignationDate = new Date($event.target.value);
   }
 
-  onBirthDateChange($event: any):void {
+  onBirthDateChange($event: any): void {
     this.collaborateur.birthDate = new Date($event.target.value);
   }
 
diff --git a/src/app/components/periode-essai/periode-essai-edit/periode-essai-edit.component.html b/src/app/components/periode-essai/periode-essai-edit/periode-essai-edit.component.html
index f0729e8..964cc0a 100644
--- a/src/app/components/periode-essai/periode-essai-edit/periode-essai-edit.component.html
+++ b/src/app/components/periode-essai/periode-essai-edit/periode-essai-edit.component.html
@@ -1,25 +1,30 @@
 <div xmlns="">
 
-  <h3>Ajouter une Période d'Essai : </h3>
+  <h3>Modifier une Période d'essai : </h3>
 
-  <form *ngIf="periodeEssaiObservable | async;"
-        [formGroup]="registerForm"
-        (ngSubmit)="onSubmit()" >
+  <form [formGroup]="registerForm"
+        (ngSubmit)="onSubmit()">
 
     <div class="form-group col-12 col-md-6">
       <label class="form-label">Collaborateur</label>
-      <select class="form-select" formControlName="collaborateurId" id="collaborateur-select" [ngClass]="{ 'is-invalid': submitted && f.collaborateurId.errors }">
+      <select class="form-select" formControlName="collaborateurId" id="collaborateur-select"
+              [ngClass]="{ 'is-invalid': submitted && f.collaborateurId.errors }">
         <option value="" disabled selected>Choisissez le collaborateur concerné par cette période d'essai</option>
-        <option *ngFor="let collaborateur of collaborateurs" [ngValue]="collaborateur.id">{{collaborateur.name}}</option>
+        <option *ngFor="let collaborateur of collaborateurs"
+                [ngValue]="collaborateur.id">{{collaborateur.name}} {{collaborateur.firstName}}</option>
       </select>
       <div *ngIf="submitted && f.collaborateurId.errors" class="invalid-feedback">
-        <div *ngIf="f.collaborateurId.errors.required">Vous devez choisir le collaborateur concerné par cette période d'essai </div>
+        <div *ngIf="f.collaborateurId.errors.required">Vous devez choisir le collaborateur concerné par cette période
+          d'essai
+        </div>
       </div>
     </div>
 
     <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
       <label class="form-label">Date de début</label>
-      <input type="date" class="form-control" formControlName="startingDate" (change)="onStartingDateChange($event)" [ngClass]="{ 'is-invalid': submitted && f.startingDate.errors }">
+      <input type="date" [value]="periodeEssai.startingDate | date:'yyyy-MM-dd'" class="form-control"
+             formControlName="startingDate" (change)="onStartingDateChange($event)"
+             [ngClass]="{ 'is-invalid': submitted && f.startingDate.errors }">
       <div *ngIf="submitted && f.startingDate.errors" class="invalid-feedback">
         <div *ngIf="f.startingDate.errors.required">La date de début d'une période d'essai est obligatoire</div>
       </div>
@@ -27,15 +32,21 @@
 
     <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
       <label class="form-label">Date de fin prévue</label>
-      <input type="date" class="form-control" formControlName="plannedEndingDate" (change)="onPlannedEndingDateChange($event)" [ngClass]="{ 'is-invalid': submitted && f.plannedEndingDate.errors }">
+      <input type="date" [value]="periodeEssai.plannedEndingDate | date:'yyyy-MM-dd'" class="form-control"
+             formControlName="plannedEndingDate"
+             (change)="onPlannedEndingDateChange($event)"
+             [ngClass]="{ 'is-invalid': submitted && f.plannedEndingDate.errors }">
       <div *ngIf="submitted && f.plannedEndingDate.errors" class="invalid-feedback">
-        <div *ngIf="f.plannedEndingDate.errors.required">La date de fin prévue d'une période d'essai est obligatoire</div>
+        <div *ngIf="f.plannedEndingDate.errors.required">La date de fin prévue d'une période d'essai est obligatoire
+        </div>
       </div>
     </div>
 
     <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
       <label class="form-label">Date de fin réelle</label>
-      <input type="date" class="form-control" formControlName="realEndingDate" (change)="onRealEndingDateChange($event)" [ngClass]="{ 'is-invalid': submitted && f.realEndingDate.errors }">
+      <input type="date" [value]="periodeEssai.realEndingDate | date:'yyyy-MM-dd'" class="form-control"
+             formControlName="realEndingDate" (change)="onRealEndingDateChange($event)"
+             [ngClass]="{ 'is-invalid': submitted && f.realEndingDate.errors }">
       <div *ngIf="submitted && f.realEndingDate.errors" class="invalid-feedback">
         <div *ngIf="f.realEndingDate.errors.required">La date de fin réelle d'une période d'essai est obligatoire</div>
       </div>
@@ -58,8 +69,8 @@
     </div>
 
     <div>
-      <button type="submit">Sauvegarder les changements</button>
-      <button (click)="delete()">Supprimer la période d'essai</button>
+      <button type="submit" (click)="onSubmit()">Sauvegarder les changements</button>
+      <button type="button" (click)="delete()">Supprimer la période d'essai</button>
       <button type="reset" (click)="onReset()">Effacer</button>
       <button (click)="goBack()">Retour</button>
     </div>
diff --git a/src/app/components/periode-essai/periode-essai-edit/periode-essai-edit.component.ts b/src/app/components/periode-essai/periode-essai-edit/periode-essai-edit.component.ts
index 13368c8..5e87f99 100644
--- a/src/app/components/periode-essai/periode-essai-edit/periode-essai-edit.component.ts
+++ b/src/app/components/periode-essai/periode-essai-edit/periode-essai-edit.component.ts
@@ -29,10 +29,6 @@ export class PeriodeEssaiEditComponent implements OnInit {
   registerForm!: FormGroup;
   submitted = false;
 
-  startingDate : String = "";
-  plannedEndingDate : String = "";
-  realEndingDate : String = "";
-
   constructor(
     private route: ActivatedRoute,
     private location: Location,
@@ -46,6 +42,7 @@ export class PeriodeEssaiEditComponent implements OnInit {
 
   async ngOnInit() {
     this.getCollaborateurs();
+    this.getPeriodeEssais();
     this.registerForm = this.formBuilder.group({
       comment: ['', Validators.required],
       collaborateurId: ['',Validators.required],
@@ -54,17 +51,8 @@ export class PeriodeEssaiEditComponent implements OnInit {
       realEndingDate: ['',Validators.required],
       startingDate: ['',Validators.required]
     });
-    this.periodeEssaiObservable = this.periodeEssaiService.getPeriodeEssai(this.id).pipe(tap(periodeEssai => this.registerForm.patchValue(periodeEssai)))
+    this.periodeEssaiObservable = this.periodeEssaiService.getPeriodeEssai(this.id).pipe(tap(pe => this.registerForm.patchValue(pe)))
     this.periodeEssai = await this.periodeEssaiObservable.pipe(take(1)).toPromise()
-    if (this.periodeEssai.startingDate) {
-      this.startingDate = new Date(this.periodeEssai.startingDate).toISOString().split('T')[0];
-    }
-    if (this.periodeEssai.plannedEndingDate) {
-      this.plannedEndingDate = new Date(this.periodeEssai.plannedEndingDate).toISOString().split('T')[0];
-    }
-    if (this.periodeEssai.realEndingDate) {
-      this.realEndingDate = new Date(this.periodeEssai.realEndingDate).toISOString().split('T')[0];
-    }
   }
 
   getCollaborateurs():void {
@@ -72,6 +60,11 @@ export class PeriodeEssaiEditComponent implements OnInit {
       .subscribe(collaborateurs => this.collaborateurs = collaborateurs);
   }
 
+  getPeriodeEssais() {
+    this.periodeEssaiService.getPeriodeEssais()
+      .subscribe(periodeEssais => this.periodeEssais = periodeEssais);
+  }
+
   goBack(): void {
     this.location.back();
   }
@@ -100,7 +93,6 @@ export class PeriodeEssaiEditComponent implements OnInit {
       this.periodeEssaiService.updatePeriodeEssai(this.periodeEssai)
         .subscribe(() => {
             this.showSuccess();
-            this.goBack();
           },
           () => {
             this.showError()
@@ -132,7 +124,7 @@ export class PeriodeEssaiEditComponent implements OnInit {
   }
 
   showError() {
-    this.toastr.error('Modification échouée', 'Collaborateur');
+    this.toastr.error('Modification échouée', 'Période d\'essai');
   }
 
 }
diff --git a/src/app/components/periode-essai/periode-essai.component.ts b/src/app/components/periode-essai/periode-essai.component.ts
index 07449f5..877fd5b 100644
--- a/src/app/components/periode-essai/periode-essai.component.ts
+++ b/src/app/components/periode-essai/periode-essai.component.ts
@@ -23,10 +23,6 @@ export class PeriodeEssaiComponent implements OnInit {
   registerForm!: FormGroup;
   submitted = false;
 
-  startingDate : String = "";
-  plannedEndingDate : String = "";
-  realEndingDate : String = "";
-
   constructor(
     private http : HttpClient,
     private collaborateurService: CollaborateurService,
@@ -46,15 +42,6 @@ export class PeriodeEssaiComponent implements OnInit {
       realEndingDate: ['',Validators.required],
       startingDate: ['',Validators.required]
     });
-    if (this.periodeEssai.startingDate) {
-      this.startingDate = new Date(this.periodeEssai.startingDate).toISOString().split('T')[0];
-    }
-    if (this.periodeEssai.plannedEndingDate) {
-      this.plannedEndingDate = new Date(this.periodeEssai.plannedEndingDate).toISOString().split('T')[0];
-    }
-    if (this.periodeEssai.realEndingDate) {
-      this.realEndingDate = new Date(this.periodeEssai.realEndingDate).toISOString().split('T')[0];
-    }
   }
 
   getCollaborateurs():void {
@@ -62,6 +49,11 @@ export class PeriodeEssaiComponent implements OnInit {
       .subscribe(collaborateurs => this.collaborateurs = collaborateurs);
   }
 
+  getPeriodeEssais() {
+    this.periodeEssaiService.getPeriodeEssais()
+      .subscribe(periodeEssais => this.periodeEssais = periodeEssais);
+  }
+
   add(periodeEssai: PeriodeEssai): void {
     this.periodeEssaiService.addPeriodeEssai(periodeEssai)
       .subscribe(periodeEssai => {
@@ -102,10 +94,7 @@ export class PeriodeEssaiComponent implements OnInit {
     this.periodeEssai.realEndingDate = new Date($event.target.value);
   }
 
-  getPeriodeEssais() {
-    this.periodeEssaiService.getPeriodeEssais()
-      .subscribe(periodeEssais => this.periodeEssais = periodeEssais);
-  }
+
 
   showSuccess() {
     this.toastr.success('Création réussie', 'Collaborateur');
diff --git a/src/app/components/referencement/referencement-edit/referencement-edit.component.html b/src/app/components/referencement/referencement-edit/referencement-edit.component.html
index 5d849df..944dfe8 100644
--- a/src/app/components/referencement/referencement-edit/referencement-edit.component.html
+++ b/src/app/components/referencement/referencement-edit/referencement-edit.component.html
@@ -1,4 +1,4 @@
-<h3>Modifier un collaborateur : </h3>
+<h3>Modifier un référencement : </h3>
 
 <form [formGroup]="registerForm" (ngSubmit)="onSubmit()">
 
@@ -6,14 +6,16 @@
 
     <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
       <label class="form-label">Date de début</label>
-      <input type="date" class="form-control" formControlName="startingDate"
+      <input type="date" [value]="referencement.startingDate | date:'yyyy-MM-dd'" class="form-control"
+             formControlName="startingDate"
              (change)="onStartingDateChange($event)"
              [ngClass]="{ 'is-invalid': submitted && form.startingDate.errors }">
     </div>
 
     <div class="form-group col-12 col-sm-6 col-md-4 col-lg-3">
       <label class="form-label">Date de fin</label>
-      <input type="date" class="form-control" formControlName="endingDate"
+      <input type="date" [value]="referencement.endingDate | date:'yyyy-MM-dd'" class="form-control"
+             formControlName="endingDate"
              (change)="onEndingDateChange($event)"
              [ngClass]="{ 'is-invalid': submitted && form.endingDate.errors }">
     </div>
@@ -27,7 +29,8 @@
       <select class="form-select" formControlName="referrerId"
               [ngClass]="{ 'is-invalid': submitted && form.referrerId.errors }">
         <option value="" disabled selected>Choisissez le référent du référencement</option>
-        <option *ngFor="let collaborateur of collaborateurs" [ngValue]="collaborateur.id">{{collaborateur.name}} {{collaborateur.firstName}}</option>
+        <option *ngFor="let collaborateur of collaborateurs"
+                [ngValue]="collaborateur.id">{{collaborateur.name}} {{collaborateur.firstName}}</option>
       </select>
       <div *ngIf="submitted && form.referrerId.errors" class="invalid-feedback">
         <div *ngIf="form.referrerId.errors.required">Vous devez préciser le référent du référencement</div>
@@ -39,7 +42,8 @@
       <select class="form-select" formControlName="referredId"
               [ngClass]="{ 'is-invalid': submitted && form.referredId.errors }">
         <option value="" disabled selected>Choisissez le référé du référencement</option>
-        <option *ngFor="let collaborateur of collaborateurs" [ngValue]="collaborateur.id">{{collaborateur.name}} {{collaborateur.firstName}}</option>
+        <option *ngFor="let collaborateur of collaborateurs"
+                [ngValue]="collaborateur.id">{{collaborateur.name}} {{collaborateur.firstName}}</option>
       </select>
       <div *ngIf="submitted && form.referredId.errors" class="invalid-feedback">
         <div *ngIf="form.referredId.errors.required">Vous devez préciser le référent du référencement</div>
@@ -49,7 +53,7 @@
   </div>
 
   <div>
-    <button type="submit" (click)="onSubmit()">Sauvegarder les changements</button>
+    <button type="submit">Sauvegarder les changements</button>
     <button type="button" (click)="delete()">Supprimer le référencement</button>
     <button type="reset" (click)="onReset()">Effacer</button>
     <button (click)="goBack()">Retour</button>
diff --git a/src/app/components/referencement/referencement-edit/referencement-edit.component.ts b/src/app/components/referencement/referencement-edit/referencement-edit.component.ts
index 73ecc39..bc510d5 100644
--- a/src/app/components/referencement/referencement-edit/referencement-edit.component.ts
+++ b/src/app/components/referencement/referencement-edit/referencement-edit.component.ts
@@ -1,4 +1,4 @@
-import { Component, OnInit } from '@angular/core';
+import {Component, OnInit} from '@angular/core';
 import {Collaborateur} from "../../../interfaces/collaborateur";
 import {Referencement} from "../../../interfaces/referencement";
 import {FormBuilder, FormGroup, Validators} from "@angular/forms";
@@ -18,17 +18,14 @@ import {take, tap} from "rxjs/operators";
 })
 export class ReferencementEditComponent implements OnInit {
 
-  referencementObservable! : Observable<Referencement>;
+  referencementObservable!: Observable<Referencement>;
   id: number;
 
   collaborateurs: Collaborateur[] = [];
-  collaborateur = {} as Collaborateur;
-  referencements: Referencement[] = [];
+
   referencement = {} as Referencement;
 
   errorValue: number = 0;
-  rDate: String = "";
-  bDate: String = "";
 
   registerForm!: FormGroup;
   submitted = false;
@@ -45,7 +42,6 @@ export class ReferencementEditComponent implements OnInit {
 
   async ngOnInit() {
     this.getCollaborateurs();
-    this.getReferencements();
     this.registerForm = this.formBuilder.group({
       referredId: ['', Validators.required],
       referrerId: ['', Validators.required],
@@ -56,12 +52,6 @@ export class ReferencementEditComponent implements OnInit {
     this.referencementObservable = this.referencementService.getReferencement(this.id).pipe(tap(ref => this.registerForm.patchValue(ref)))
     this.referencement = await this.referencementObservable.pipe(take(1)).toPromise()
 
-    if (this.referencement.startingDate) {
-      this.rDate = new Date(this.referencement.startingDate).toISOString().split('T')[0];
-    }
-    if (this.referencement.endingDate) {
-      this.bDate = new Date(this.referencement.endingDate).toISOString().split('T')[0];
-    }
   }
 
   getCollaborateurs(): void {
@@ -69,24 +59,24 @@ export class ReferencementEditComponent implements OnInit {
       .subscribe(collaborateurs => this.collaborateurs = collaborateurs);
   }
 
-  getReferencements(): void {
-    this.referencementService.getReferencements()
-      .subscribe(referencement => this.referencements = referencement);
-  }
-
   onSubmit() {
     this.submitted = true;
     if (this.registerForm.invalid) {
       return;
     }
+
+    console.log(this.referencement)
+
     this.referencement.referredId = this.registerForm.value.referredId
     this.referencement.referrerId = this.registerForm.value.referrerId
     this.referencement.startingDate = this.registerForm.value.startingDate
 
-    if(this.registerForm.value.endingDate != undefined){
-      this.referencement.referredId = this.registerForm.value.referredId
+    if (this.registerForm.value.endingDate != undefined) {
+      this.referencement.endingDate = this.registerForm.value.endingDate
     }
 
+    console.log(this.referencement)
+
     if (this.referencement) {
       this.referencementService.updateReferencement(this.referencement).subscribe(() => {
           this.showSuccess();
@@ -108,11 +98,11 @@ export class ReferencementEditComponent implements OnInit {
   }
 
   onStartingDateChange($event: any): void {
-    this.collaborateur.resignationDate = new Date($event.target.value);
+    this.referencement.startingDate = new Date($event.target.value);
   }
 
   onEndingDateChange($event: any): void {
-    this.collaborateur.birthDate = new Date($event.target.value);
+    this.referencement.endingDate = new Date($event.target.value);
   }
 
   showSuccess() {
@@ -127,10 +117,10 @@ export class ReferencementEditComponent implements OnInit {
     this.location.back();
   }
 
-  delete():void {
-    if (this.referencement){
+  delete(): void {
+    if (this.referencement) {
       this.referencementService.deleteReferencement(this.referencement)
-        .subscribe(()=>this.goBack());
+        .subscribe(() => this.goBack());
     }
   }