Cristo bastardo

PizzaExpress/Controllers/PizzeController.cs

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+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using PizzaExpress.Data;
+using PizzaExpress.Models;
+namespace PizzaExpress.Controllers
+{
+    [ApiController]
+    [Route("api/pizze")]
+    public class PizzeController : ControllerBase
+    {
+        private readonly PizzaContext _ctx;
+
+        public PizzeController(PizzaContext ctx)
+        {
+            _ctx = ctx;
+        }
+
+        // GET: /api/pizze 
+        [HttpGet]
+        [Produces("application/json", "text/xml")]
+        public async Task<ActionResult<object>> GetPizze()
+        {
+            var list = await _ctx.Pizze.AsNoTracking().ToListAsync();
+            // wrapper come nell'esempio Java { "pizze": [...] } 
+            return Ok(new { pizze = list });
+        }
+
+        // GET: /api/pizze/{id} (JSON o XML in base all'header Accept) 
+        [HttpGet("{id:int}")]
+        [Produces("application/json", "text/xml")]
+        public async Task<IActionResult> GetPizzaById(int id)
+        {
+            var pizza = await _ctx.Pizze.AsNoTracking().FirstOrDefaultAsync(p => p.Id == id);
+            if (pizza is null) return NotFound();
+            return Ok(pizza);
+        }
+
+        // DELETE: /api/pizze/{id} 
+        [HttpDelete("{id:int}")]
+        public async Task<IActionResult> DeletePizza(int id)
+        {
+            var pizza = await _ctx.Pizze.FindAsync(id);
+            if (pizza is null) return NotFound();
+            _ctx.Pizze.Remove(pizza);
+            await _ctx.SaveChangesAsync();
+            return NoContent();
+        }
+
+        // PUT: /api/pizze/{id}  Body: { "prezzo": 4.70 } 
+        [HttpPut("{id:int}")]
+        public async Task<IActionResult> UpdatePrezzo(int id, [FromBody] PrezzoUpdate body)
+        {
+            var pizza = await _ctx.Pizze.FindAsync(id);
+            if (pizza is null) return NotFound();
+            pizza.Prezzo = body.Prezzo;
+            await _ctx.SaveChangesAsync();
+            return NoContent();
+        }
+
+        // POST: /api/pizze  Body: { "id":4, "nome":"della casa", "prezzo": 8.50 } 
+        [HttpPost]
+        public async Task<IActionResult> AddPizza([FromBody] Pizza p)
+        {
+            var exists = await _ctx.Pizze.AnyAsync(x => x.Id == p.Id);
+            if (exists) return BadRequest("ID già esistente.");
+            _ctx.Pizze.Add(p);
+            await _ctx.SaveChangesAsync();
+            return CreatedAtAction(nameof(GetPizzaById), new { id = p.Id }, p);
+        }
+
+        public class PrezzoUpdate
+        {
+            public decimal Prezzo { get; set; }
+        }
+    }
+}

PizzaExpress/Controllers/WeatherForecastController.cs

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+using Microsoft.AspNetCore.Mvc;
+
+namespace PizzaExpress.Controllers
+{
+    [ApiController]
+    [Route("[controller]")]
+    public class WeatherForecastController : ControllerBase
+    {
+        private static readonly string[] Summaries = new[]
+        {
+            "Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching"
+        };
+
+        private readonly ILogger<WeatherForecastController> _logger;
+
+        public WeatherForecastController(ILogger<WeatherForecastController> logger)
+        {
+            _logger = logger;
+        }
+
+        [HttpGet(Name = "GetWeatherForecast")]
+        public IEnumerable<WeatherForecast> Get()
+        {
+            return Enumerable.Range(1, 5).Select(index => new WeatherForecast
+            {
+                Date = DateOnly.FromDateTime(DateTime.Now.AddDays(index)),
+                TemperatureC = Random.Shared.Next(-20, 55),
+                Summary = Summaries[Random.Shared.Next(Summaries.Length)]
+            })
+            .ToArray();
+        }
+    }
+}