initial commit

Infrastructure/Email/Mailjet/MailjetEmailSender.cs

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+using Microsoft.Extensions.Options;
+using System.Net.Http.Headers;
+using System.Text;
+using System.Text.Json;
+
+namespace Indotalent.Infrastructure.Email.Mailjet;
+
+public class MailjetEmailSender : IEmailSender
+{
+    private readonly MailjetSettingsModel _settings;
+    private readonly HttpClient _httpClient;
+
+    public MailjetEmailSender(IOptions<EmailSettingsModel> emailOptions, HttpClient httpClient)
+    {
+        _settings = emailOptions.Value.Mailjet;
+        _httpClient = httpClient;
+    }
+
+    public async Task SendEmailAsync(string email, string subject, string htmlMessage)
+    {
+        if (string.IsNullOrEmpty(_settings.ApiKey) || string.IsNullOrEmpty(_settings.ApiSecret))
+        {
+            throw new Exception("Mailjet configuration is missing ApiKey or ApiSecret.");
+        }
+
+        var authToken = Encoding.UTF8.GetBytes($"{_settings.ApiKey}:{_settings.ApiSecret}");
+        _httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic", Convert.ToBase64String(authToken));
+
+        var payload = new
+        {
+            Messages = new[]
+            {
+                new
+                {
+                    From = new { Email = _settings.FromEmail, Name = "Mailjet System" },
+                    To = new[] { new { Email = email } },
+                    Subject = subject,
+                    HTMLPart = htmlMessage
+                }
+            }
+        };
+
+        var content = new StringContent(JsonSerializer.Serialize(payload), Encoding.UTF8, "application/json");
+        var response = await _httpClient.PostAsync("https://api.mailjet.com/v3.1/send", content);
+
+        if (!response.IsSuccessStatusCode)
+        {
+            var errorBody = await response.Content.ReadAsStringAsync();
+            throw new Exception($"Failed to send email via Mailjet. Status: {response.StatusCode}, Error: {errorBody}");
+        }
+    }
+}

Infrastructure/Email/Mailjet/MailjetSettingsModel.cs

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+namespace Indotalent.Infrastructure.Email.Mailjet;
+
+public class MailjetSettingsModel
+{
+    public bool IsUsed { get; set; }
+    public string ApiKey { get; set; } = string.Empty;
+    public string ApiSecret { get; set; } = string.Empty;
+    public string FromEmail { get; set; } = string.Empty;
+}