implemented person controller

api/Controllers/PersonController.cs

@@ -1,15 +1,74 @@
 using Microsoft.AspNetCore.Mvc;
+using api.Services;
+using api.DTOs;
 
-namespace api.Controllers;
+namespace api.Controllers
-
-[ApiController]
-[Route("[controller]")]
-
-public class PersonController : ControllerBase
 {
-    [HttpGet(Name = "GetPerson")]
+    [ApiController]
-    public Person Get()
+    [Route("api/[controller]")]
+    public class PersonController : ControllerBase
     {
-        return new Person{}; 
+        private readonly IPersonService _personService;
+
+        public PersonController(IPersonService personService)
+        {
+            _personService = personService;
+        }
+
+        [HttpGet]
+        public async Task<IActionResult> GetAll()
+        {
+            var persons = await _personService.GetAllPersonsAsync();
+            return Ok(persons);
+        }
+
+        [HttpGet("username/{username}")]
+        public async Task<IActionResult> GetByUsername(string username)
+        {
+            try
+            {
+                var person = await _personService.GetPersonByUsernameAsync(username);
+                return Ok(person);
+            }
+            catch (KeyNotFoundException)
+            {
+                return NotFound();
+            }
+        }
+
+        [HttpPost]
+        public async Task<IActionResult> Add(PersonDto personDto)
+        {
+            await _personService.AddPersonAsync(personDto);
+            return CreatedAtAction(nameof(GetByUsername), new { username = personDto.Username }, personDto);
+        }
+
+        [HttpPut("username/{username}")]
+        public async Task<IActionResult> Update(string username, PersonDto personDto)
+        {
+            try
+            {
+                await _personService.UpdatePersonAsync(username, personDto);
+                return NoContent();
+            }
+            catch (KeyNotFoundException)
+            {
+                return NotFound();
+            }
+        }
+
+        [HttpDelete("username/{username}")]
+        public async Task<IActionResult> Delete(string username)
+        {
+            try
+            {
+                await _personService.DeletePersonAsync(username);
+                return NoContent();
+            }
+            catch (KeyNotFoundException)
+            {
+                return NotFound();
+            }
+        }
     }
 }