From c80a7b520df8782084d218aa8489a15d753d066d Mon Sep 17 00:00:00 2001
From: Jcardif <29174946+Jcardif@users.noreply.github.com>
Date: Tue, 10 Sep 2024 15:51:43 +0300
Subject: [PATCH] Authenticate to google cloud

---
 src/Functions/DeleteCalendarEvent.cs |  6 +++++-
 src/Functions/SyncNewEvents.cs       | 16 ++++++++++------
 src/Functions/UpdateCalendarEvent.cs |  6 +++++-
 3 files changed, 20 insertions(+), 8 deletions(-)

diff --git a/src/Functions/DeleteCalendarEvent.cs b/src/Functions/DeleteCalendarEvent.cs
index 8a4544f..8f182b3 100644
--- a/src/Functions/DeleteCalendarEvent.cs
+++ b/src/Functions/DeleteCalendarEvent.cs
@@ -35,9 +35,13 @@ public async Task<HttpResponseData> RunAsync([HttpTrigger(AuthorizationLevel.Fun
 
             return response;
         }
+        
+        // Authenticate to Google Cloud Console
+        var privateKeyFile = await keyVaultService.GetSecretAsync(GOOGLE_CALENDAR_PRIVATE_KEY_SECRET_NAME);
+        var calendarService = googleCalendarService.AuthenticateAsync(privateKeyFile);
 
         // Check if the token was acquired successfully
-        if (googleCalendarService.CalendarService is null)
+        if (calendarService is null)
         {
             // get response from helper method
             response = await req.CreateFunctionReturnResponseAsync(HttpStatusCode.Unauthorized,
diff --git a/src/Functions/SyncNewEvents.cs b/src/Functions/SyncNewEvents.cs
index 62b787c..e69e1a3 100644
--- a/src/Functions/SyncNewEvents.cs
+++ b/src/Functions/SyncNewEvents.cs
@@ -16,7 +16,7 @@ namespace CalendarSync.Functions;
 public class SyncNewEvents(ILoggerFactory loggerFactory, AppDbContext context, GoogleCalendarService googleCalendarService, KeyVaultService keyVaultService)
 {
     private readonly ILogger _logger = loggerFactory.CreateLogger<SyncNewEvents>();
-    private List<CalendarEvent>? calendarEvents;
+    private List<CalendarEvent>? _calendarEvents;
 
     [Function("SyncNewEvents")]
     public async Task<HttpResponseData> RunAsync([HttpTrigger(AuthorizationLevel.Function, "post")] HttpRequestData req)
@@ -37,10 +37,10 @@ public async Task<HttpResponseData> RunAsync([HttpTrigger(AuthorizationLevel.Fun
         {
             if (bodyType == "list")
             {
-                calendarEvents = JsonConvert.DeserializeObject<List<CalendarEvent>>(requestBody);
+                _calendarEvents = JsonConvert.DeserializeObject<List<CalendarEvent>>(requestBody);
 
                 // check if list is null or empty
-                if (calendarEvents is null || calendarEvents.Count == 0)
+                if (_calendarEvents is null || _calendarEvents.Count == 0)
                 {
                     // get response from helper method
                     response = await req.CreateFunctionReturnResponseAsync(HttpStatusCode.BadRequest, "No events were passed");
@@ -62,7 +62,7 @@ public async Task<HttpResponseData> RunAsync([HttpTrigger(AuthorizationLevel.Fun
                     return response;
                 }
 
-                calendarEvents = new List<CalendarEvent> { calendarEvent };
+                _calendarEvents = new List<CalendarEvent> { calendarEvent };
             }
         }
 
@@ -75,8 +75,12 @@ public async Task<HttpResponseData> RunAsync([HttpTrigger(AuthorizationLevel.Fun
             return response;
         }
         
+        // Authenticate to Google Cloud Console
+        var privateKeyFile = await keyVaultService.GetSecretAsync(GOOGLE_CALENDAR_PRIVATE_KEY_SECRET_NAME);
+        var calendarService = googleCalendarService.AuthenticateAsync(privateKeyFile);
+        
         // Check if the token was acquired successfully
-        if (googleCalendarService.CalendarService is null)
+        if (calendarService is null)
         {
             // get response from helper method
             response = await req.CreateFunctionReturnResponseAsync(HttpStatusCode.Unauthorized,
@@ -88,7 +92,7 @@ public async Task<HttpResponseData> RunAsync([HttpTrigger(AuthorizationLevel.Fun
         // Use EF Core to insert a record into the table 
         var cEvents = new List<object>();
 
-        foreach (var calendarEvent in calendarEvents)
+        foreach (var calendarEvent in _calendarEvents)
         {
             var existingCalendarEvent = context?.CalendarEvents?.Find(calendarEvent.Id);
             if (existingCalendarEvent != null)
diff --git a/src/Functions/UpdateCalendarEvent.cs b/src/Functions/UpdateCalendarEvent.cs
index 6cdeeaa..649f273 100644
--- a/src/Functions/UpdateCalendarEvent.cs
+++ b/src/Functions/UpdateCalendarEvent.cs
@@ -44,9 +44,13 @@ public async Task<HttpResponseData> RunAsync([HttpTrigger(AuthorizationLevel.Fun
 
             return response;
         }
+        
+        // Authenticate to Google Cloud Console
+        var privateKeyFile = await keyVaultService.GetSecretAsync(GOOGLE_CALENDAR_PRIVATE_KEY_SECRET_NAME);
+        var calendarService = googleCalendarService.AuthenticateAsync(privateKeyFile);
 
         // Check if the token was acquired successfully
-        if (googleCalendarService.CalendarService is null)
+        if (calendarService is null)
         {
             // get response from helper method
             response = await req.CreateFunctionReturnResponseAsync(HttpStatusCode.Unauthorized,