public async Task<IActionResult> Edit(int? id)
{
if (id == null)
{
return NotFound();
}
var movie = await _MvcMovieContext.Movie.FindAsync(id);
if (movie == null)
{
return NotFound();
}
return View(movie);
}
[HttpPost]
[ValidateAntiForgeryToken]
public async Task<IActionResult> Edit(int id, [Bind("Id,Title,ReleaseDate,Genre,Price")] Movie movie)
{
if (id != movie.Id)
{
return NotFound();
}
if (ModelState.IsValid)
{
try
{
_MvcMovieContext.Update(movie);
await _MvcMovieContext.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
throw;
}
return RedirectToAction("Index");
}
return View(movie);
}
@model StudyMVCDemo.Models.Movie
@{
ViewData["Title"] = "Edit";
}
<h1>Edit</h1>
<h4>Movie</h4>
<hr />
<div class="row">
<div class="col-md-4">
<form asp-action="Edit">
<div asp-validation-summary="ModelOnly" class="text-danger"></div>
<input type="hidden" asp-for="Id" />
<div class="form-group">
<label asp-for="Title" class="control-label"></label>
<input asp-for="Title" class="form-control" />
<span asp-validation-for="Title" class="text-danger"></span>
</div>
<div class="form-group">
<label asp-for="ReleaseDate" class="control-label"></label>
<input asp-for="ReleaseDate" class="form-control" />
<span asp-validation-for="ReleaseDate" class="text-danger"></span>
</div>
<div class="form-group">
<label asp-for="Genre" class="control-label"></label>
<input asp-for="Genre" class="form-control" />
<span asp-validation-for="Genre" class="text-danger"></span>
</div>
<div class="form-group">
<label asp-for="Price" class="control-label"></label>
<input asp-for="Price" class="form-control" />
<span asp-validation-for="Price" class="text-danger"></span>
</div>
<div class="form-group">
<input type="submit" value="Save" class="btn btn-primary" />
</div>
</form>
</div>
</div>
<div>
<a asp-action="Index">Back to List</a>
</div>
@section Scripts {
@{await Html.RenderPartialAsync("_ValidationScriptsPartial");}
}
// 删除没有对应的页面,从列表页的Delete点击进入,下面是删除的关键代码
public async Task<IActionResult> DeleteConfirmed(int id)
{
var movie = await _context.Movie.FindAsync(id);
_context.Movie.Remove(movie);
await _context.SaveCh