feat: integrate Forgejo API for release synchronization and asset download

Services/ForgejoService.cs

@@ -1,6 +1,59 @@
+using System.Net.Http.Headers;
+using System.Net.Http.Json;
+using System.Text;
+using System.Text.Json;
+using ForgejoReleaseSync.DTOs.Forgejo;
+using Microsoft.Extensions.Logging;
+
 namespace ForgejoReleaseSync.Services;
 
-public class ForgejoService
+public class ForgejoService(HttpClient httpClient, AppConfig config, ILogger<ForgejoService> logger)
 {
-    
+    public async Task CreateReleaseAsync(string owner, string repo, string body, string name, string tagName, CancellationToken token = default)
+    {
+        try
+        {
+            var dto = new ForgejoCreateReleaseDto(body, false, false, name, false, tagName, "");
+        
+            var json = JsonSerializer.Serialize(dto, AppJsonSerializerContext.Default.ForgejoCreateReleaseDto);
+            using var content = new StringContent(json, Encoding.UTF8, "application/json");
+            
+            using var request = new HttpRequestMessage(HttpMethod.Post, new Uri($"{config.ForgejoInstacne}/api/v1/repos/{owner}/{repo}/releases"));
+            request.Content = content;
+
+            request.Headers.Authorization =
+                new AuthenticationHeaderValue("token", config.ForgejoToken);
+
+            using var response = await httpClient.SendAsync(request, token);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception e)
+        {
+            logger.LogError(e, "Failed to create forgejo release");
+            throw;
+        }
+        
+    }
+
+    public async Task<List<ForgejoReleaseResponseDto>> FetchRepoReleasesAsync(string owner, string repo)
+    {
+        try
+        {
+            var response = await httpClient.GetAsync(
+                new Uri($"{config.ForgejoInstacne}/api/v1/repos/{owner}/{repo}/releases?per_page=3&page=1"));
+
+            response.EnsureSuccessStatusCode();
+
+            var responseStream = await response.Content.ReadAsStreamAsync();
+            var releases = await JsonSerializer.DeserializeAsync(responseStream,
+                AppJsonSerializerContext.Default.ListForgejoReleaseResponseDto);
+
+            return releases ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to fetch forgejo releases");
+            throw;
+        }
+    }
 }