Bulk Add to Collection (#674)

* Fixed the typeahead not having the same size input box as other inputs

* Implemented the ability to add multiple series to a collection through bulk operations flow. Updated book parser to handle "@import url('...');" syntax as well as @import '...';

* Implemented the ability to create a new Collection tag via bulk operations flow.

API/Controllers/CollectionController.cs

@@ -2,7 +2,9 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
+using API.Data;
 using API.DTOs;
+using API.DTOs.CollectionTags;
 using API.Entities;
 using API.Extensions;
 using API.Interfaces;
@@ -90,6 +92,40 @@ namespace API.Controllers
             return BadRequest("Something went wrong, please try again");
         }
 
+        /// <summary>
+        /// Adds a collection tag onto multiple Series. If tag id is 0, this will create a new tag.
+        /// </summary>
+        /// <param name="dto"></param>
+        /// <returns></returns>
+        [HttpPost("update-for-series")]
+        public async Task<ActionResult> AddToMultipleSeries(CollectionTagBulkAddDto dto)
+        {
+            var tag = await _unitOfWork.CollectionTagRepository.GetFullTagAsync(dto.CollectionTagId);
+            if (tag == null)
+            {
+                tag = DbFactory.CollectionTag(0, dto.CollectionTagTitle, String.Empty, false);
+                _unitOfWork.CollectionTagRepository.Add(tag);
+            }
+
+
+            var seriesMetadatas = await _unitOfWork.SeriesRepository.GetSeriesMetadataForIdsAsync(dto.SeriesIds);
+            foreach (var metadata in seriesMetadatas)
+            {
+                if (!metadata.CollectionTags.Any(t => t.Title.Equals(tag.Title, StringComparison.InvariantCulture)))
+                {
+                    metadata.CollectionTags.Add(tag);
+                    _unitOfWork.SeriesMetadataRepository.Update(metadata);
+                }
+            }
+
+            if (!_unitOfWork.HasChanges()) return Ok();
+            if (await _unitOfWork.CommitAsync())
+            {
+                return Ok();
+            }
+            return BadRequest("There was an issue updating series with collection tag");
+        }
+
         /// <summary>
         /// For a given tag, update the summary if summary has changed and remove a set of series from the tag.
         /// </summary>

API/Controllers/OPDSController.cs

@@ -6,6 +6,7 @@ using System.Threading.Tasks;
 using System.Xml.Serialization;
 using API.Comparators;
 using API.DTOs;
+using API.DTOs.CollectionTags;
 using API.DTOs.Filtering;
 using API.DTOs.OPDS;
 using API.Entities;