add crud to api

api/src/Controllers/UsersController.cs

@@ -0,0 +1,67 @@
+
+using Microsoft.AspNetCore.Mvc;
+using agologumApi.Models;
+using agologumApi.Stores;
+
+[ApiController]
+[Route("api/[controller]")]
+public class UsersController : ControllerBase
+{
+    private readonly UserStore store_;
+
+    public UsersController(UserStore store)
+    {
+        store_ = store;
+    }
+
+    [HttpGet]
+    public ActionResult<List<User>> getUsers()
+    {
+        return Ok(store_.getUsers());
+    }
+
+    [HttpGet("{id:int}")]
+    public ActionResult<User> getUser(int id)
+    {
+        var user = store_.getUser(id);
+
+        if (user == null)
+            return NotFound();
+
+        return Ok(user);
+    }
+
+    [HttpPost]
+    public ActionResult<User> createUser(User user)
+    {
+        var created = store_.createUser(user);
+
+        return CreatedAtAction(
+            nameof(getUser),
+            new { id = created.Id },
+            created
+        );
+    }
+
+    [HttpPut("{id}")]
+    public ActionResult<User> updateUser(int id, User user)
+    {
+        var updated = store_.updateUser(id, user);
+
+        if (updated == null)
+            return NotFound();
+
+        return Ok(updated);
+    }
+
+    [HttpDelete("{id}")]
+    public ActionResult deleteUser(int id)
+    {
+        var success = store_.deleteUser(id);
+
+        if (!success)
+            return NotFound();
+
+        return NoContent();
+    }
+}

api/src/Models/User.cs

@@ -0,0 +1,10 @@
+
+namespace agologumApi.Models;
+
+public class User {
+
+    public int Id { get; set; }
+    public string Name { get; set; } = "";
+    public string Email { get; set; } = "";
+
+};

api/src/Stores/UserStore.cs

@@ -0,0 +1,46 @@
+
+// temporary state management
+// this will eventually change into a service that uses EnitityFramework for database interactions
+
+using agologumApi.Models;
+
+namespace agologumApi.Stores;
+
+public class UserStore {
+
+    private readonly List<User> users_ = new();
+    private int nextId_ = 1;
+
+    public List<User> getUsers() {
+        return users_;
+    }
+
+    public User? getUser(int id) {
+        return users_.FirstOrDefault(x => x.Id == id);
+    }
+
+    public User createUser(User user) {
+        user.Id = nextId_++;
+        users_.Add(user);
+        return user;
+    }
+
+    public User? updateUser(int id, User updated) {
+        var existing = users_.FirstOrDefault(x => x.Id == id);
+        if(existing == null) return null;
+
+        existing.Name = updated.Name;
+        existing.Email = updated.Email;
+        
+        return existing;
+    }
+
+    public bool deleteUser(int id) {
+        var existing = users_.FirstOrDefault(x => x.Id == id);
+        if(existing == null) return false;
+
+        users_.Remove(existing);
+        return true;
+    }
+
+}