fix: improve form handling for Create and Edit actions in TitreController

Webzine.WebApplication/Areas/Administration/Controllers/TitreController.cs

@@ -95,6 +95,33 @@ public class TitreController : Controller
     [HttpPost]
     public IActionResult Create(TitreAdminDTO model)
     {
+        if (!this.ModelState.IsValid)
+        {
+            var form = new AdminTitreForm
+            {
+                IdArtiste = model.IdArtiste,
+                Libelle = model.Libelle,
+                Album = model.Album,
+                Chronique = model.Chronique,
+                DateSortie = model.DateSortie,
+                Duree = model.Duree,
+                UrlJaquette = model.UrlJaquette,
+                UrlEcoute = model.UrlEcoute,
+                Styles = model.Styles,
+                Artistes = this.artisteRepository.FindAll().Select(a => new SelectListItem
+                {
+                    Value = a.IdArtiste.ToString(),
+                    Text = a.Nom,
+                }).ToList(),
+                AllStyles = this.styleRepository.FindAll().Select(s => new SelectListItem
+                {
+                    Value = s.IdStyle.ToString(),
+                    Text = s.Libelle,
+                }).ToList(),
+            };
+            return this.View(form);
+        }
+
         this.titreAdminService.CreerTitre(model);
         return this.RedirectToAction("Index");
     }
@@ -147,6 +174,34 @@ public class TitreController : Controller
     [HttpPost]
     public IActionResult Edit(TitreAdminDTO model)
     {
+        if (!this.ModelState.IsValid)
+        {
+            var form = new AdminTitreForm
+            {
+                Id = model.Id,
+                IdArtiste = model.IdArtiste,
+                Libelle = model.Libelle,
+                Album = model.Album,
+                Chronique = model.Chronique,
+                DateSortie = model.DateSortie,
+                Duree = model.Duree,
+                UrlJaquette = model.UrlJaquette,
+                UrlEcoute = model.UrlEcoute,
+                Styles = model.Styles,
+                Artistes = this.artisteRepository.FindAll().Select(a => new SelectListItem
+                {
+                    Value = a.IdArtiste.ToString(),
+                    Text = a.Nom,
+                }).ToList(),
+                AllStyles = this.styleRepository.FindAll().Select(s => new SelectListItem
+                {
+                    Value = s.IdStyle.ToString(),
+                    Text = s.Libelle,
+                }).ToList(),
+            };
+            return this.View(form);
+        }
+
         this.titreAdminService.ModifierTitre(model);
         return this.RedirectToAction("Index");
     }