Added API for managing job of updating videos

YTManager/Controllers/AdminController.cs

@@ -0,0 +1,48 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using YTManager;
+using YTManager.Models;
+using Hangfire.Storage;
+
+namespace YTManager.Controllers {
+    [Produces("application/json")]
+    [Route("api/Admin")]
+    public class AdminController : Controller {
+        // POST api/Admin/refreshytvids
+        // Force a general youtube channel update.
+        [HttpPost("job_update")]
+        public void Post_forcejobupdate() {
+            Hangfire.RecurringJob.Trigger(Startup.periodicupdatejobID);
+        }
+
+        // POST api/Admin/job_periodicupdate/YTChannelID
+        // Force a YT Channel update.
+        [HttpPost("job_update/{id}")]
+        public void Post_forcejobupdateID([FromRoute] string id) {
+            Hangfire.BackgroundJob.Enqueue(() => YTManager.Tasks.FetchVideos.run(id));
+        }
+
+        // POST api/Admin/job_periodicupdate
+        // Ensures that the background YT Channel update API is running.
+        [HttpPost("job_periodicupdate")]
+        public void Post_periodicupdatejob() {
+            Hangfire.RecurringJob.AddOrUpdate(
+                Startup.periodicupdatejobID,
+                () => YTManager.Tasks.FetchVideos.run(""),
+                Hangfire.Cron.Hourly);
+        }
+
+        // GET api/Admin/job_periodicupdate
+        // Check if the periodic update job is enqued.
+        [HttpGet("job_periodicupdate")]
+        public IActionResult Get_periodicupdatejob() {
+            bool exists =  Hangfire.JobStorage.Current.GetConnection().GetRecurringJobs().Count(j => j.Id == Startup.periodicupdatejobID) > 0;
+            return Ok(exists ? "true" : "false");
+        }
+    }
+}

YTManager/Controllers/ValuesController.cs

@@ -7,16 +7,6 @@ using Newtonsoft.Json.Linq;
 using Microsoft.EntityFrameworkCore;
 
 namespace YTManager.Controllers {
-    [Produces("application/json")]
-    [Route("api/Admin")]
-    public class AdminController : Controller {
-        // POST api/Admin/refreshytvids
-        [HttpPost("refreshytvids")]
-        public void Post() {
-            Hangfire.BackgroundJob.Enqueue(() => YTManager.Tasks.FetchVideos.run());
-        }
-    }
-
     [Produces("application/json")]
     [Route("api/Channels")]
     public class ChannelsController : Controller {
@@ -71,6 +61,11 @@ namespace YTManager.Controllers {
             // Seems good, so add it.
             _context.Channels.Add(posted);
             _context.SaveChanges();
+
+            // Get all new videos for the channel.
+            Hangfire.RecurringJob.Trigger(Startup.periodicupdatejobID);
+
+            // And all is well.
             return Ok();
         }