From 30291cc6ef469e266afaf9657a3645b6341c961f Mon Sep 17 00:00:00 2001
From: Niggl1999 <niggl1999fx@gmail.com>
Date: Thu, 4 Jun 2020 17:54:26 +0200
Subject: [PATCH] Added basic controller for users

---
 ScrumTaskboard/Controllers/UsersController.cs | 114 ++++++++++++++++++
 ScrumTaskboard/TaskContext.cs                 |   7 ++
 2 files changed, 121 insertions(+)
 create mode 100644 ScrumTaskboard/Controllers/UsersController.cs

diff --git a/ScrumTaskboard/Controllers/UsersController.cs b/ScrumTaskboard/Controllers/UsersController.cs
new file mode 100644
index 0000000..d8895f1
--- /dev/null
+++ b/ScrumTaskboard/Controllers/UsersController.cs
@@ -0,0 +1,114 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+
+namespace ScrumTaskboard.Controllers
+{
+    [Route("[controller]")]
+    [ApiController]
+    public class UsersController : ControllerBase
+    {
+        private readonly TaskContext _context;
+
+        public UsersController(TaskContext context)
+        {
+            _context = context;
+        }
+
+        // GET: api/sprint
+        [HttpGet]
+        public async Task<ActionResult<IEnumerable<ScrumUser>>> GetUser()
+        {
+            return await _context.Users.ToListAsync();
+        }
+
+        // GET: api/sprint/5
+        [HttpGet("{id}")]
+        public async Task<ActionResult<ScrumUser>> GetUser(int id)
+        {
+            var User = await _context.Users.FindAsync(id);
+
+            if (User == null)
+            {
+                return NotFound();
+            }
+
+            return User;
+        }
+
+        // PUT: api/sprint/5
+        [HttpPut("{id}")]
+        public async Task<IActionResult> PutUser(int id, ScrumUser sprint)
+        {
+            // Die ID des Users darf nicht geändert werden
+            if (id != sprint.id)
+            {
+                return BadRequest();
+            }
+
+            // Speichere den geänderten User im Context
+            _context.Entry(sprint).State = EntityState.Modified;
+
+            try
+            {
+                // Übernehme die Änderungen in die Datenbank
+                await _context.SaveChangesAsync();
+            }
+            catch (DbUpdateConcurrencyException)
+            {
+                // Wenn der User nicht existiert, gib Statuscode 404 zurück
+                if (!UserExists(id))
+                {
+                    return NotFound();
+                }
+                else
+                {
+                    throw;
+                }
+            }
+
+            return NoContent();
+        }
+
+        // POST: api/User
+        [HttpPost]
+        public async Task<ActionResult<ScrumUser>> PostUser(ScrumUser sprint)
+        {
+            _context.Users.Add(sprint);
+            await _context.SaveChangesAsync();
+
+            // Der neue User wurde erstellt und kann über die GetUser Methode abgerufen werden.
+            return CreatedAtAction("GetUser", new { id = sprint.id }, sprint);
+        }
+
+        // DELETE: api/User/5
+        [HttpDelete("{id}")]
+        public async Task<ActionResult<ScrumUser>> DeleteUser(int id)
+        {
+            var scrumUser = await _context.Users.FindAsync(id);
+            if (scrumUser == null)
+            {
+                return NotFound();
+            }
+
+            // Entferne den User aus dem Context
+            _context.Users.Remove(scrumUser);
+            // Speichere die Änderungen in der Datenbank
+            await _context.SaveChangesAsync();
+
+            return scrumUser;
+        }
+
+        /// <summary>
+        /// Prüft, ob ein User mit der angegebenen ID bereits existiert.
+        /// </summary>
+        private bool UserExists(int id)
+        {
+            return _context.Users.Any(e => e.id == id);
+        }
+    }
+}
\ No newline at end of file
diff --git a/ScrumTaskboard/TaskContext.cs b/ScrumTaskboard/TaskContext.cs
index f01fea3..12762b2 100644
--- a/ScrumTaskboard/TaskContext.cs
+++ b/ScrumTaskboard/TaskContext.cs
@@ -11,6 +11,7 @@ namespace ScrumTaskboard
         public DbSet<ScrumSprint> Sprints { get; set; }
         public DbSet<ScrumStatus> Status { get; set; }
         public DbSet<ScrumProject> Projects { get; set; }
+        public DbSet<ScrumUser> Users { get; set; }
 
         public TaskContext() { }
 
@@ -79,4 +80,10 @@ namespace ScrumTaskboard
         public string title { get; set; }
         public bool isprivate { get; set; }
     }
+
+    public class ScrumUser
+    {
+        public int id { get; set; }
+        public string name { get; set; }
+    }
 }