Improve error messaging for missing information when searching

Fixed: Show missing absolute episode number/air date error message in interactive search

frontend/src/InteractiveSearch/InteractiveSearch.js

@@ -1,5 +1,6 @@
 import PropTypes from 'prop-types';
-import React from 'react';
+import React, { Fragment } from 'react';
+import getErrorMessage from 'Utilities/Object/getErrorMessage';
 import { align, icons, sortDirections } from 'Helpers/Props';
 import LoadingIndicator from 'Components/Loading/LoadingIndicator';
 import Icon from 'Components/Icon';
@@ -109,6 +110,8 @@ function InteractiveSearch(props) {
     onGrabPress
   } = props;
 
+  const errorMessage = getErrorMessage(error);
+
   return (
     <div>
       <div className={styles.filterMenuContainer}>
@@ -125,33 +128,42 @@ function InteractiveSearch(props) {
       </div>
 
       {
-        isFetching &&
-          <LoadingIndicator />
+        isFetching ? <LoadingIndicator /> : null
       }
 
       {
-        !isFetching && !!error &&
+        !isFetching && error ?
           <div>
-            Unable to load results for this episode search. Try again later
-          </div>
+            {
+              errorMessage ?
+                <Fragment>
+                  Search failed because its {errorMessage.charAt(0).toLowerCase() + errorMessage.slice(1)}.
+                  Try refreshing the series info and verify the necessary information is present before searching again
+                </Fragment> :
+                'Unable to load results for this episode search. Try again later'
+            }
+          </div> :
+          null
       }
 
       {
-        !isFetching && isPopulated && !totalReleasesCount &&
+        !isFetching && isPopulated && !totalReleasesCount ?
           <div>
             No results found
-          </div>
+          </div> :
+          null
       }
 
       {
-        !!totalReleasesCount && isPopulated && !items.length &&
+        !!totalReleasesCount && isPopulated && !items.length ?
           <div>
             All results are hidden by the applied filter
-          </div>
+          </div> :
+          null
       }
 
       {
-        isPopulated && !!items.length &&
+        isPopulated && !!items.length ?
           <Table
             columns={columns}
             sortKey={sortKey}
@@ -174,14 +186,16 @@ function InteractiveSearch(props) {
                 })
               }
             </TableBody>
-          </Table>
+          </Table> :
+          null
       }
 
       {
-        totalReleasesCount !== items.length && !!items.length &&
+        totalReleasesCount !== items.length && !!items.length ?
           <div className={styles.filteredMessage}>
                 Some results are hidden by the applied filter
-          </div>
+          </div> :
+          null
       }
     </div>
   );

src/NzbDrone.Core/Exceptions/SearchFailedException.cs

@@ -0,0 +1,11 @@
+using NzbDrone.Common.Exceptions;
+
+namespace NzbDrone.Core.Exceptions
+{
+    public class SearchFailedException : NzbDroneException
+    {
+        public SearchFailedException(string message) : base(message)
+        {
+        }
+    }
+}

src/NzbDrone.Core/IndexerSearch/NzbSearchService.cs

@@ -13,6 +13,7 @@ using NzbDrone.Core.Tv;
 using System.Linq;
 using NzbDrone.Common.TPL;
 using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Exceptions;
 
 namespace NzbDrone.Core.IndexerSearch
 {
@@ -62,7 +63,8 @@ namespace NzbDrone.Core.IndexerSearch
             {
                 if (string.IsNullOrWhiteSpace(episode.AirDate))
                 {
-                    throw new InvalidOperationException("Daily episode is missing AirDate. Try to refresh series info.");
+                    _logger.Error("Daily episode is missing an air date. Try refreshing the series info.");
+                    throw new SearchFailedException("Air date is missing");
                 }
 
                 return SearchDaily(series, episode, userInvokedSearch, interactiveSearch);
@@ -205,7 +207,8 @@ namespace NzbDrone.Core.IndexerSearch
             }
             else
             {
-                throw new ArgumentOutOfRangeException("AbsoluteEpisodeNumber", $"Can not search for {series.Title} - S{episode.SeasonNumber:00}E{episode.EpisodeNumber:00} it does not have an absolute episode number");
+                _logger.Error($"Can not search for {series.Title} - S{episode.SeasonNumber:00}E{episode.EpisodeNumber:00} it does not have an absolute episode number");
+                throw new SearchFailedException("Absolute episode number is missing");
             }
 
             return Dispatch(indexer => indexer.Fetch(searchSpec), searchSpec);

src/NzbDrone.Core/NzbDrone.Core.csproj

@@ -146,6 +146,7 @@
     <Compile Include="Datastore\Migration\127_rename_release_profiles.cs" />
     <Compile Include="Datastore\Migration\126_add_custom_filters.cs" />
     <Compile Include="DecisionEngine\Specifications\UpgradeAllowedSpecification.cs" />
+    <Compile Include="Exceptions\SearchFailedException.cs" />
     <Compile Include="Extras\Metadata\MetadataSectionType.cs" />
     <Compile Include="Download\Aggregation\RemoteEpisodeAggregationService.cs" />
     <Compile Include="Download\Aggregation\Aggregators\AggregatePreferredWordScore.cs" />

src/Sonarr.Api.V3/Indexers/ReleaseModule.cs

@@ -1,9 +1,7 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using FluentValidation;
 using Nancy;
-using Nancy.ModelBinding;
 using NLog;
 using NzbDrone.Common.Cache;
 using NzbDrone.Common.Extensions;
@@ -110,7 +108,7 @@ namespace Sonarr.Api.V3.Indexers
             }
             catch (ReleaseDownloadException ex)
             {
-                _logger.ErrorException(ex.Message, ex);
+                _logger.Error(ex, ex.Message);
                 throw new NzbDroneClientException(HttpStatusCode.Conflict, "Getting release from indexer failed");
             }
 
@@ -141,6 +139,10 @@ namespace Sonarr.Api.V3.Indexers
 
                 return MapDecisions(prioritizedDecisions);
             }
+            catch (SearchFailedException ex)
+            {
+                throw new NzbDroneClientException(HttpStatusCode.BadRequest, ex.Message);
+            }
             catch (Exception ex)
             {
                 _logger.Error(ex, "Episode search failed: " + ex.Message);
@@ -158,6 +160,10 @@ namespace Sonarr.Api.V3.Indexers
 
                 return MapDecisions(prioritizedDecisions);
             }
+            catch (SearchFailedException ex)
+            {
+                throw new NzbDroneClientException(HttpStatusCode.BadRequest, ex.Message);
+            }
             catch (Exception ex)
             {
                 _logger.Error(ex, "Season search failed: " + ex.Message);