| | | 1 | | using Microsoft.OpenApi; |
| | | 2 | | using Plainquire.Filter.Abstractions; |
| | | 3 | | using Plainquire.Sort.Swashbuckle.Models; |
| | | 4 | | using Swashbuckle.AspNetCore.SwaggerGen; |
| | | 5 | | using System; |
| | | 6 | | using System.Collections.Generic; |
| | | 7 | | using System.Linq; |
| | | 8 | | using System.Reflection; |
| | | 9 | | using System.Text.Json.Nodes; |
| | | 10 | | using System.Text.RegularExpressions; |
| | | 11 | | |
| | | 12 | | namespace Plainquire.Sort.Swashbuckle; |
| | | 13 | | |
| | | 14 | | /// <summary> |
| | | 15 | | /// Extension methods for <see cref="OpenApiOperation"/>. |
| | | 16 | | /// </summary> |
| | | 17 | | internal static class OpenApiOperationExtensions |
| | | 18 | | { |
| | | 19 | | private const string PARAMETER_INDEX_EXTENSION = "x-original-parameter-index"; |
| | | 20 | | private const string ENTITY_SORT_EXTENSION = "x-entity-sort"; |
| | | 21 | | private const string ENTITY_DELETE_EXTENSION = "x-entity-sort-delete"; |
| | | 22 | | |
| | | 23 | | /// <summary> |
| | | 24 | | /// Replaces <see cref="EntitySort{TEntity}"/> and with the sort parameters. |
| | | 25 | | /// </summary> |
| | | 26 | | /// <param name="operation">The <see cref="OpenApiOperation"/> to operate on.</param> |
| | | 27 | | /// <param name="parametersToReplace">The parameters to replace.</param> |
| | | 28 | | public static void ReplaceSortParameters(this OpenApiOperation operation, IList<SortParameterReplacement> parameters |
| | | 29 | | { |
| | 62 | 30 | | MarkExistingParametersForDeletion(parametersToReplace); |
| | | 31 | | |
| | 62 | 32 | | var httpQueryParameterGroup = GroupByHttpQueryParameterName(parametersToReplace); |
| | 210 | 33 | | foreach (var (queryParameter, parameters) in httpQueryParameterGroup) |
| | | 34 | | { |
| | 43 | 35 | | var (prefixes, postfixes, primaryAscendingPostfix, primaryDescendingPostfix) = GetSortPrefixes(parameters); |
| | 43 | 36 | | var allowedPropertyNamePattern = CreatePropertyNamePattern(parameters, prefixes, postfixes); |
| | | 37 | | |
| | 43 | 38 | | var openApiParameter = new OpenApiParameter |
| | 43 | 39 | | { |
| | 43 | 40 | | Name = queryParameter, |
| | 43 | 41 | | Description = $"Sorts the result by the given property in ascending ({primaryAscendingPostfix}) or desce |
| | 43 | 42 | | Schema = new OpenApiSchema |
| | 43 | 43 | | { |
| | 43 | 44 | | Type = JsonSchemaType.Array, |
| | 43 | 45 | | Items = new OpenApiSchema |
| | 43 | 46 | | { |
| | 43 | 47 | | Type = JsonSchemaType.String, |
| | 43 | 48 | | Example = string.Empty, |
| | 43 | 49 | | Pattern = allowedPropertyNamePattern |
| | 43 | 50 | | }, |
| | 43 | 51 | | }, |
| | 43 | 52 | | In = ParameterLocation.Query, |
| | 43 | 53 | | Extensions = new Dictionary<string, IOpenApiExtension>(StringComparer.OrdinalIgnoreCase) |
| | 43 | 54 | | { |
| | 43 | 55 | | [ENTITY_SORT_EXTENSION] = new JsonNodeExtension(JsonValue.Create(true)) |
| | 43 | 56 | | } |
| | 43 | 57 | | }; |
| | | 58 | | |
| | 43 | 59 | | operation.Parameters ??= new List<IOpenApiParameter>(); |
| | 43 | 60 | | var insertionIndex = operation.Parameters.IndexOf(parameters[0].OpenApiParameter); |
| | 43 | 61 | | operation.Parameters.Insert(insertionIndex, openApiParameter); |
| | | 62 | | } |
| | | 63 | | |
| | 62 | 64 | | RemoveParametersMarkedForDeletion(operation); |
| | 62 | 65 | | } |
| | | 66 | | |
| | | 67 | | public static void AddOriginalIndexExtensionIfMissing(this OpenApiOperation operation, OperationFilterContext contex |
| | | 68 | | { |
| | 62 | 69 | | if (operation.Parameters == null) |
| | 0 | 70 | | return; |
| | | 71 | | |
| | 62 | 72 | | var indexExtensionsAlreadyAdded = operation.Parameters.Any(p => p.Extensions?.ContainsKey(PARAMETER_INDEX_EXTENS |
| | 62 | 73 | | if (indexExtensionsAlreadyAdded) |
| | 31 | 74 | | return; |
| | | 75 | | |
| | 226 | 76 | | for (var index = 0; index < operation.Parameters.Count; index++) |
| | | 77 | | { |
| | 82 | 78 | | var parameter = operation.Parameters[index]; |
| | 82 | 79 | | if (parameter is not IOpenApiExtensible openApiParameter) |
| | 0 | 80 | | throw new InvalidOperationException("The OpenApiParameter must implement IOpenApiExtensible to be replac |
| | | 81 | | |
| | 82 | 82 | | openApiParameter.Extensions ??= new Dictionary<string, IOpenApiExtension>(StringComparer.OrdinalIgnoreCase); |
| | 82 | 83 | | openApiParameter.Extensions.Add(PARAMETER_INDEX_EXTENSION, new JsonNodeExtension(JsonValue.Create(index))); |
| | | 84 | | } |
| | 31 | 85 | | } |
| | | 86 | | |
| | | 87 | | public static int GetOriginalIndex(this IOpenApiParameter parameter) |
| | | 88 | | { |
| | 286 | 89 | | if (parameter.Extensions == null) |
| | 0 | 90 | | return -1; |
| | | 91 | | |
| | 286 | 92 | | if (!parameter.Extensions.TryGetValue(PARAMETER_INDEX_EXTENSION, out var extension)) |
| | 50 | 93 | | return -1; |
| | | 94 | | |
| | 236 | 95 | | if (extension is not JsonNodeExtension nodeExtension) |
| | 0 | 96 | | throw new InvalidOperationException($"Extension '{PARAMETER_INDEX_EXTENSION}' must be of type {nameof(JsonNo |
| | | 97 | | |
| | 236 | 98 | | if (nodeExtension.Node is not JsonValue jsonValue) |
| | 0 | 99 | | throw new InvalidOperationException($"Value of extension '{PARAMETER_INDEX_EXTENSION}' must be of type {name |
| | | 100 | | |
| | 236 | 101 | | return jsonValue.GetValue<int>(); |
| | | 102 | | } |
| | | 103 | | |
| | | 104 | | private static Dictionary<string, List<SortParameterReplacement>> GroupByHttpQueryParameterName(IList<SortParameterR |
| | 62 | 105 | | => parametersToReplace |
| | 62 | 106 | | .GroupBy(parameter => |
| | 62 | 107 | | { |
| | 62 | 108 | | var bindingParameterName = parameter.OpenApiDescription.ParameterDescriptor.BindingInfo?.BinderModelName |
| | 62 | 109 | | var actionParameterName = parameter.OpenApiDescription.ParameterDescriptor.Name; |
| | 62 | 110 | | return bindingParameterName ?? actionParameterName; |
| | 62 | 111 | | }, StringComparer.OrdinalIgnoreCase) |
| | 62 | 112 | | .ToDictionary( |
| | 62 | 113 | | group => group.Key, |
| | 62 | 114 | | group => group.ToList(), |
| | 62 | 115 | | StringComparer.OrdinalIgnoreCase |
| | 62 | 116 | | ); |
| | | 117 | | |
| | | 118 | | private static void MarkExistingParametersForDeletion(IList<SortParameterReplacement> parameters) |
| | | 119 | | { |
| | 330 | 120 | | foreach (var parameter in parameters) |
| | | 121 | | { |
| | 103 | 122 | | if (parameter.OpenApiParameter is not IOpenApiExtensible extensibleParameter) |
| | 0 | 123 | | throw new InvalidOperationException("The OpenApiParameter must implement IOpenApiExtensible to be replac |
| | | 124 | | |
| | 103 | 125 | | extensibleParameter.Extensions ??= new Dictionary<string, IOpenApiExtension>(StringComparer.OrdinalIgnoreCas |
| | 103 | 126 | | extensibleParameter.Extensions.TryAdd(ENTITY_DELETE_EXTENSION, new JsonNodeExtension(JsonValue.Create(true)) |
| | | 127 | | } |
| | 62 | 128 | | } |
| | | 129 | | |
| | | 130 | | private static void RemoveParametersMarkedForDeletion(OpenApiOperation operation) |
| | | 131 | | { |
| | 62 | 132 | | operation.Parameters ??= new List<IOpenApiParameter>(); |
| | 62 | 133 | | var parametersToRemove = operation.Parameters |
| | 62 | 134 | | .Where(parameter => |
| | 62 | 135 | | { |
| | 62 | 136 | | if (parameter is not IOpenApiExtensible extensibleParameter) |
| | 62 | 137 | | throw new InvalidOperationException("The OpenApiParameter must implement IOpenApiExtensible to be re |
| | 62 | 138 | | |
| | 62 | 139 | | extensibleParameter.Extensions ??= new Dictionary<string, IOpenApiExtension>(StringComparer.OrdinalIgnor |
| | 62 | 140 | | |
| | 62 | 141 | | return extensibleParameter.Extensions.ContainsKey(ENTITY_DELETE_EXTENSION); |
| | 62 | 142 | | }) |
| | 62 | 143 | | .ToList(); |
| | | 144 | | |
| | 310 | 145 | | foreach (var parameter in parametersToRemove) |
| | 93 | 146 | | operation.Parameters.Remove(parameter); |
| | 62 | 147 | | } |
| | | 148 | | |
| | | 149 | | private static (List<string>, List<string>, string, string) GetSortPrefixes(IReadOnlyCollection<SortParameterReplace |
| | | 150 | | { |
| | 43 | 151 | | var ascendingPrefixes = parameters.Select(parameter => parameter.Configuration.AscendingPrefixes).SelectMany(x = |
| | 43 | 152 | | var descendingPrefixes = parameters.Select(parameter => parameter.Configuration.DescendingPrefixes).SelectMany(x |
| | 43 | 153 | | var ascendingPostfixes = parameters.Select(parameter => parameter.Configuration.AscendingPostfixes).SelectMany(x |
| | 43 | 154 | | var descendingPostfixes = parameters.Select(parameter => parameter.Configuration.DescendingPostfixes).SelectMany |
| | | 155 | | |
| | 43 | 156 | | var prefixes = ascendingPrefixes.Concat(descendingPrefixes).Distinct(StringComparer.OrdinalIgnoreCase).Select(Re |
| | 43 | 157 | | var postfixes = ascendingPostfixes.Concat(descendingPostfixes).Distinct(StringComparer.OrdinalIgnoreCase).Select |
| | | 158 | | |
| | 43 | 159 | | var primaryAscendingPostfix = ascendingPostfixes[0]; |
| | 43 | 160 | | var primaryDescendingPostfix = descendingPostfixes[0]; |
| | | 161 | | |
| | 43 | 162 | | return (prefixes, postfixes, primaryAscendingPostfix, primaryDescendingPostfix); |
| | | 163 | | } |
| | | 164 | | |
| | | 165 | | private static string CreatePropertyNamePattern(IEnumerable<SortParameterReplacement> parameters, IEnumerable<string |
| | | 166 | | { |
| | 43 | 167 | | var sortablePropertyNames = GetSortablePropertyNames(parameters); |
| | | 168 | | |
| | 43 | 169 | | var allowedPropertyNamePattern = $"^({string.Join("|", prefixes)})?({string.Join("|", sortablePropertyNames)})(\ |
| | 43 | 170 | | return allowedPropertyNamePattern; |
| | | 171 | | } |
| | | 172 | | |
| | | 173 | | private static List<string> GetSortablePropertyNames(IEnumerable<SortParameterReplacement> parameters) |
| | 43 | 174 | | => parameters |
| | 43 | 175 | | .Select(parameter => parameter.SortedType) |
| | 43 | 176 | | .SelectMany(sortedType => sortedType.GetSortPropertyNames()) |
| | 43 | 177 | | .Distinct(StringComparer.OrdinalIgnoreCase) |
| | 43 | 178 | | .Select(Regex.Escape) |
| | 43 | 179 | | .ToList(); |
| | | 180 | | |
| | | 181 | | private static List<string> GetSortPropertyNames(this Type sortedType) |
| | | 182 | | { |
| | 103 | 183 | | var entityFilterAttribute = sortedType.GetCustomAttribute<EntityFilterAttribute>(); |
| | | 184 | | |
| | 103 | 185 | | var sortableProperties = sortedType |
| | 103 | 186 | | .GetSortableProperties() |
| | 103 | 187 | | .Select(property => property.GetSortParameterName(entityFilterAttribute?.Prefix)) |
| | 103 | 188 | | .ToList(); |
| | | 189 | | |
| | 103 | 190 | | return sortableProperties; |
| | | 191 | | } |
| | | 192 | | } |