refactor(HomeController): add SetLanguage and GetLanguages endpoints

EnvelopeGenerator.Web/Controllers/LocalizationController.cs

@@ -1,4 +1,6 @@
 using EnvelopeGenerator.Application.Resources;
+using EnvelopeGenerator.Web.Extensions;
+using EnvelopeGenerator.Web.Models;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Localization;
 
@@ -8,11 +10,17 @@ namespace EnvelopeGenerator.Web.Controllers
     [Route("api/[controller]")]
     public class LocalizationController : ControllerBase
     {
+        private readonly ILogger<LocalizationController> _logger;
+
         private readonly IStringLocalizer<Resource> _localizer;
 
-        public LocalizationController(IStringLocalizer<Resource> localizer)
+        private readonly Cultures _cultures;
+
+        public LocalizationController(IStringLocalizer<Resource> localizer, Cultures cultures, ILogger<LocalizationController> logger)
         {
             _localizer = localizer;
+            _cultures = cultures;
+            _logger = logger;
         }
 
         [HttpGet]
@@ -23,5 +31,19 @@ namespace EnvelopeGenerator.Web.Controllers
                 ?? _localizer.GetAllStrings().Where(ls => !ignore.Contains(ls.Name)).ToDictionary(ls => ls.Name, ls => ls.Value); ;
             return Ok(pairs);
         }
+
+        [HttpPost("lang/{culture}")]
+        public IActionResult SetLanguage([FromRoute] string culture)
+        {
+            if (!_cultures.Languages.Contains(culture))
+                return BadRequest();
+
+            Response.Cookies.SetCulture(culture);
+
+            return Redirect(Request.Headers["Referer"].ToString());
+        }
+
+        [HttpGet("lang")]
+        public IActionResult GetLanguages() => Ok(_cultures.Languages);
     }
-}
+}