study-lib-backend/API/Controllers/CommentsController.cs

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C#
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2020-12-12 14:47:20 +01:00
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using StudyLib.API.Data;
using StudyLib.API.Models;
namespace StudyLib.API.Controllers
{
[Route("api/[controller]")]
[ApiController]
public class CommentsController : ControllerBase
{
private readonly StudyLibContext _context;
public CommentsController(StudyLibContext context)
{
_context = context;
}
// GET: api/Comments
[HttpGet]
public async Task<ActionResult<IEnumerable<Comment>>> GetComments()
{
return await _context.Comments.ToListAsync();
}
// GET: api/Comments/5
[HttpGet("{id}")]
public async Task<ActionResult<Comment>> GetComment(long id)
{
var comment = await _context.Comments.FindAsync(id);
if (comment == null)
{
return NotFound();
}
return comment;
}
// PUT: api/Comments/5
// To protect from overposting attacks, see https://go.microsoft.com/fwlink/?linkid=2123754
[HttpPut("{id}")]
public async Task<IActionResult> PutComment(long id, Comment comment)
{
if (id != comment.ID)
{
return BadRequest();
}
_context.Entry(comment).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CommentExists(id))
{
return NotFound();
}
else
{
throw;
}
}
return NoContent();
}
// POST: api/Comments
// To protect from overposting attacks, see https://go.microsoft.com/fwlink/?linkid=2123754
[HttpPost]
public async Task<ActionResult<Comment>> PostComment(Comment comment)
{
_context.Comments.Add(comment);
await _context.SaveChangesAsync();
return CreatedAtAction("GetComment", new { id = comment.ID }, comment);
}
// DELETE: api/Comments/5
[HttpDelete("{id}")]
public async Task<IActionResult> DeleteComment(long id)
{
var comment = await _context.Comments.FindAsync(id);
if (comment == null)
{
return NotFound();
}
_context.Comments.Remove(comment);
await _context.SaveChangesAsync();
return NoContent();
}
private bool CommentExists(long id)
{
return _context.Comments.Any(e => e.ID == id);
}
}
}