From 46c82acfe0c052a12ed7c92dfe2165fd1f516337 Mon Sep 17 00:00:00 2001
From: Bryan Jonker <jonker@illinois.edu>
Date: Thu, 14 Nov 2024 17:16:51 -0600
Subject: [PATCH] Adding picture controller

---
 .../ImageManager/DirectoryImage.cs            |  2 ++
 .../Controllers/PictureController.cs          | 29 +++++++++++++++++++
 2 files changed, 31 insertions(+)
 create mode 100644 uofi-itp-directory/Controllers/PictureController.cs

diff --git a/uofi-itp-directory-external/ImageManager/DirectoryImage.cs b/uofi-itp-directory-external/ImageManager/DirectoryImage.cs
index dc9ca59..0cf3499 100644
--- a/uofi-itp-directory-external/ImageManager/DirectoryImage.cs
+++ b/uofi-itp-directory-external/ImageManager/DirectoryImage.cs
@@ -3,6 +3,8 @@
     public static class DirectoryImage {
         private const string _blank = "https://directory.illinois.edu/webservices/public/ds/profile.png";
 
+        public static string Blank => _blank;
+
         public static string CheckImage(string url) {
             if (string.IsNullOrWhiteSpace(url)) {
                 return _blank;
diff --git a/uofi-itp-directory/Controllers/PictureController.cs b/uofi-itp-directory/Controllers/PictureController.cs
new file mode 100644
index 0000000..d6caf6d
--- /dev/null
+++ b/uofi-itp-directory/Controllers/PictureController.cs
@@ -0,0 +1,29 @@
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using uofi_itp_directory_data.Data;
+using uofi_itp_directory_external.ImageManager;
+
+namespace uofi_itp_directory.Controllers {
+
+    [Route("[controller]")]
+    [AllowAnonymous]
+    public class PictureController(DirectoryRepository? directoryRepository) : Controller {
+        private readonly DirectoryRepository _directoryRepository = directoryRepository ?? throw new ArgumentNullException("directoryRepository");
+
+        [Route("{netid}")]
+        [HttpGet]
+        public async Task<IActionResult> ByUsername(string netid) => await Index(netid);
+
+        [HttpGet]
+        public async Task<IActionResult> Index(string netid) {
+            netid = netid.Replace("@illinois.edu", "") + "@illinois.edu";
+            var url = (await _directoryRepository.ReadAsync(d => d.Employees.FirstOrDefault(e => e.NetId == netid)))?.PhotoUrl ?? "";
+            if (string.IsNullOrWhiteSpace(url)) {
+                url = DirectoryImage.Blank;
+            }
+            var wc = new HttpClient();
+            var stream = await wc.GetStreamAsync(url);
+            return new FileStreamResult(stream, "image/webp");
+        }
+    }
+}
\ No newline at end of file