Add log file download button on Web Dashboard

IntelliTrader.Trading.Tests/HomeControllerTests.cs

@@ -0,0 +1,69 @@
+using System;
+using System.IO;
+using IntelliTrader.Core;
+using IntelliTrader.Web.Controllers;
+using Microsoft.AspNetCore.Mvc;
+using Moq;
+using Xunit;
+
+namespace IntelliTrader.Trading.Tests
+{
+    public class HomeControllerTests
+    {
+        [Fact]
+        public void DownloadLog_ReturnsNotFound_WhenLogFileDoesNotExist()
+        {
+            // Arrange
+            var controller = new HomeController();
+            string tempDir = Path.Combine(Directory.GetCurrentDirectory(), "log");
+
+            // Ensure directory exists or create temporary directory context if needed
+            if (!Directory.Exists(tempDir))
+            {
+                Directory.CreateDirectory(tempDir);
+            }
+
+            // Act
+            var result = controller.DownloadLog("nonexistent_log_type");
+
+            // Assert
+            var notFoundResult = Assert.IsType<NotFoundObjectResult>(result);
+            Assert.Equal("Log file not found.", notFoundResult.Value);
+        }
+
+        [Fact]
+        public void DownloadLog_ReturnsFileStreamResult_WhenLogFileExists()
+        {
+            // Arrange
+            var controller = new HomeController();
+            string logsPath = Path.Combine(Directory.GetCurrentDirectory(), "log");
+            if (!Directory.Exists(logsPath))
+            {
+                Directory.CreateDirectory(logsPath);
+            }
+
+            string testLogFile = Path.Combine(logsPath, $"{DateTime.Now:yyyy-MM-dd}-general.txt");
+            File.WriteAllText(testLogFile, "Log line 1\nLog line 2\n");
+
+            try
+            {
+                // Act
+                var result = controller.DownloadLog("general");
+
+                // Assert
+                var fileResult = Assert.IsType<FileStreamResult>(result);
+                Assert.Equal("text/plain", fileResult.ContentType);
+                Assert.Equal(Path.GetFileName(testLogFile), fileResult.FileDownloadName);
+
+                fileResult.FileStream.Dispose();
+            }
+            finally
+            {
+                if (File.Exists(testLogFile))
+                {
+                    File.Delete(testLogFile);
+                }
+            }
+        }
+    }
+}

IntelliTrader.Trading.Tests/IntelliTrader.Trading.Tests.csproj

@@ -22,6 +22,7 @@
   <ItemGroup>
     <ProjectReference Include="..\IntelliTrader.Core\IntelliTrader.Core.csproj" />
     <ProjectReference Include="..\IntelliTrader.Trading\IntelliTrader.Trading.csproj" />
+    <ProjectReference Include="..\IntelliTrader.Web\IntelliTrader.Web.csproj" />
   </ItemGroup>
 
 </Project>

IntelliTrader.Web/Controllers/HomeController.cs

@@ -561,6 +561,29 @@ public IActionResult PollLogs(string type = "general", int maxLines = 100)
             }
         }
 
+        [HttpGet]
+        public IActionResult DownloadLog(string type = "general")
+        {
+            try
+            {
+                string pattern = "general".Equals(type, StringComparison.OrdinalIgnoreCase) ? "*-general.txt" : "*-trades.txt";
+                string filePath = GetLatestLogFilePath(pattern);
+
+                if (string.IsNullOrEmpty(filePath) || !System.IO.File.Exists(filePath))
+                {
+                    return NotFound("Log file not found.");
+                }
+
+                string fileName = Path.GetFileName(filePath);
+                var stream = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
+                return File(stream, "text/plain", fileName);
+            }
+            catch (Exception ex)
+            {
+                return BadRequest($"Error downloading log file: {ex.Message}");
+            }
+        }
+
         private string GetLatestLogFilePath(string pattern)
         {
             var logsPath = Path.Combine(Directory.GetCurrentDirectory(), "log");

IntelliTrader.Web/Static/Scripts/Views/dashboard.js

@@ -205,6 +205,7 @@ function setLogType(type) {
         $("#logTypeGeneralBtn").removeClass("active");
     }
 
+    $("#downloadLogFileBtn").attr("href", "/Home/DownloadLog?type=" + type);
     $("#logTerminal").html('<div class="text-muted">Loading logs...</div>');
     pollLiveLogs();
 }

IntelliTrader.Web/Views/Home/Dashboard.cshtml

@@ -457,9 +457,14 @@
     <div class="card mt-4" style="background-color: var(--card-bg); color: var(--text-color); border-radius: 4px; border: 1px solid var(--card-border); margin-top: 20px;">
         <div class="card-header" style="background-color: var(--card-header-bg); border-bottom: 1px solid var(--card-border); padding: 10px 15px; display: flex; align-items: center; justify-content: space-between;">
             <h5 class="mb-0" style="color: var(--text-light); font-size: 16px; margin: 0;"><i class="fas fa-terminal mr-2"></i>Live Log Monitor</h5>
-            <div class="btn-group btn-group-sm" role="group">
-                <button type="button" class="btn btn-sm btn-outline-light active" id="logTypeGeneralBtn" style="border-color: var(--card-border); margin-right: 5px;" onclick="setLogType('general')">General Log</button>
-                <button type="button" class="btn btn-sm btn-outline-light" id="logTypeTradesBtn" style="border-color: var(--card-border);" onclick="setLogType('trades')">Trades Log</button>
+            <div class="d-flex align-items-center">
+                <a id="downloadLogFileBtn" href="/Home/DownloadLog?type=general" class="btn btn-sm btn-outline-info mr-2" style="border-color: #7aa2f7; color: #7aa2f7;" title="Download full log file">
+                    <i class="fas fa-download mr-1"></i> Скачать лог
+                </a>
+                <div class="btn-group btn-group-sm" role="group">
+                    <button type="button" class="btn btn-sm btn-outline-light active" id="logTypeGeneralBtn" style="border-color: var(--card-border); margin-right: 5px;" onclick="setLogType('general')">General Log</button>
+                    <button type="button" class="btn btn-sm btn-outline-light" id="logTypeTradesBtn" style="border-color: var(--card-border);" onclick="setLogType('trades')">Trades Log</button>
+                </div>
             </div>
         </div>
         <div class="card-body p-0">

magda_agent_system/agent_tasks.json

@@ -476,7 +476,7 @@
     },
     {
       "id": "web-dashboard-log-download",
-      "status": "todo",
+      "status": "done",
       "area": "web",
       "risk": "low",
       "title": "Add log file download button on Web Dashboard",
@@ -505,6 +505,22 @@
       "acceptance": [
         "Users can click export on the Stats page to download summary statistics."
       ]
+    },
+    {
+      "id": "web-dashboard-log-search-filter",
+      "status": "todo",
+      "area": "web",
+      "risk": "low",
+      "title": "Add text search filter to Live Log Monitor on Web Dashboard",
+      "description": "Add an inline search input field to the Live Log Monitor card allowing users to filter log lines dynamically in real-time.",
+      "allowed_paths": [
+        "IntelliTrader.Web/Views/**",
+        "IntelliTrader.Web/Controllers/**",
+        "magda_agent_system/agent_tasks.json"
+      ],
+      "acceptance": [
+        "Users can type keywords into a filter box to instantly highlight or filter log terminal output."
+      ]
     }
   ]
 }