Adjust the document type creation flow so that a template can be created for a content type (closes #20443)

src/Umbraco.Cms.Api.Management/Controllers/DocumentType/CreateDocumentTypeTemplateController.cs

@@ -0,0 +1,47 @@
+using Asp.Versioning;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Umbraco.Cms.Api.Management.Controllers.Template;
+using Umbraco.Cms.Api.Management.ViewModels.DocumentType;
+using Umbraco.Cms.Core;
+using Umbraco.Cms.Core.Security;
+using Umbraco.Cms.Core.Services;
+using Umbraco.Cms.Core.Services.OperationStatus;
+
+namespace Umbraco.Cms.Api.Management.Controllers.DocumentType;
+
+[ApiVersion("1.0")]
+public class CreateDocumentTypeTemplateController : DocumentTypeControllerBase
+{
+    private readonly IContentTypeService _contentTypeService;
+    private readonly IBackOfficeSecurityAccessor _backOfficeSecurityAccessor;
+
+    public CreateDocumentTypeTemplateController(
+        IContentTypeService contentTypeService,
+        IBackOfficeSecurityAccessor backOfficeSecurityAccessor)
+    {
+        _contentTypeService = contentTypeService;
+        _backOfficeSecurityAccessor = backOfficeSecurityAccessor;
+    }
+
+    [HttpPost("{id:guid}/template")]
+    [MapToApiVersion("1.0")]
+    [ProducesResponseType(StatusCodes.Status201Created)]
+    [ProducesResponseType(typeof(ProblemDetails), StatusCodes.Status400BadRequest)]
+    public async Task<IActionResult> CreateTemplate(
+        CancellationToken cancellationToken,
+        Guid id,
+        CreateDocumentTypeTemplateRequestModel requestModel)
+    {
+        Attempt<Guid?, ContentTypeOperationStatus> result = await _contentTypeService.CreateTemplateAsync(
+            id,
+            requestModel.Name,
+            requestModel.Alias,
+            requestModel.IsDefault,
+            CurrentUserKey(_backOfficeSecurityAccessor));
+
+        return result.Success
+            ? CreatedAtId<ByKeyTemplateController>(controller => nameof(controller.ByKey), result.Result!.Value)
+            : OperationStatusResult(result.Status);
+    }
+}

src/Umbraco.Cms.Api.Management/OpenApi.json

@@ -5597,6 +5597,137 @@
         ]
       }
     },
+    "/umbraco/management/api/v1/document-type/{id}/template": {
+      "post": {
+        "tags": [
+          "Document Type"
+        ],
+        "operationId": "PostDocumentTypeByIdTemplate",
+        "parameters": [
+          {
+            "name": "id",
+            "in": "path",
+            "required": true,
+            "schema": {
+              "type": "string",
+              "format": "uuid"
+            }
+          }
+        ],
+        "requestBody": {
+          "content": {
+            "application/json": {
+              "schema": {
+                "oneOf": [
+                  {
+                    "$ref": "#/components/schemas/CreateDocumentTypeTemplateRequestModel"
+                  }
+                ]
+              }
+            },
+            "text/json": {
+              "schema": {
+                "oneOf": [
+                  {
+                    "$ref": "#/components/schemas/CreateDocumentTypeTemplateRequestModel"
+                  }
+                ]
+              }
+            },
+            "application/*+json": {
+              "schema": {
+                "oneOf": [
+                  {
+                    "$ref": "#/components/schemas/CreateDocumentTypeTemplateRequestModel"
+                  }
+                ]
+              }
+            }
+          }
+        },
+        "responses": {
+          "201": {
+            "description": "Created",
+            "headers": {
+              "Umb-Generated-Resource": {
+                "description": "Identifier of the newly created resource",
+                "schema": {
+                  "type": "string",
+                  "description": "Identifier of the newly created resource"
+                }
+              },
+              "Location": {
+                "description": "Location of the newly created resource",
+                "schema": {
+                  "type": "string",
+                  "description": "Location of the newly created resource",
+                  "format": "uri"
+                }
+              },
+              "Umb-Notifications": {
+                "description": "The list of notifications produced during the request.",
+                "schema": {
+                  "type": "array",
+                  "items": {
+                    "$ref": "#/components/schemas/NotificationHeaderModel"
+                  },
+                  "nullable": true
+                }
+              }
+            }
+          },
+          "400": {
+            "description": "Bad Request",
+            "headers": {
+              "Umb-Notifications": {
+                "description": "The list of notifications produced during the request.",
+                "schema": {
+                  "type": "array",
+                  "items": {
+                    "$ref": "#/components/schemas/NotificationHeaderModel"
+                  },
+                  "nullable": true
+                }
+              }
+            },
+            "content": {
+              "application/json": {
+                "schema": {
+                  "oneOf": [
+                    {
+                      "$ref": "#/components/schemas/ProblemDetails"
+                    }
+                  ]
+                }
+              }
+            }
+          },
+          "401": {
+            "description": "The resource is protected and requires an authentication token"
+          },
+          "403": {
+            "description": "The authenticated user does not have access to this resource",
+            "headers": {
+              "Umb-Notifications": {
+                "description": "The list of notifications produced during the request.",
+                "schema": {
+                  "type": "array",
+                  "items": {
+                    "$ref": "#/components/schemas/NotificationHeaderModel"
+                  },
+                  "nullable": true
+                }
+              }
+            }
+          }
+        },
+        "security": [
+          {
+            "Backoffice-User": [ ]
+          }
+        ]
+      }
+    },
     "/umbraco/management/api/v1/document-type/allowed-at-root": {
       "get": {
         "tags": [
@@ -36823,6 +36954,28 @@
         },
         "additionalProperties": false
       },
+      "CreateDocumentTypeTemplateRequestModel": {
+        "required": [
+          "alias",
+          "isDefault",
+          "name"
+        ],
+        "type": "object",
+        "properties": {
+          "alias": {
+            "minLength": 1,
+            "type": "string"
+          },
+          "name": {
+            "minLength": 1,
+            "type": "string"
+          },
+          "isDefault": {
+            "type": "boolean"
+          }
+        },
+        "additionalProperties": false
+      },
       "CreateFolderRequestModel": {
         "required": [
           "name"

src/Umbraco.Cms.Api.Management/ViewModels/DocumentType/CreateDocumentTypeTemplateRequestModel.cs

@@ -0,0 +1,14 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Umbraco.Cms.Api.Management.ViewModels.DocumentType;
+
+public class CreateDocumentTypeTemplateRequestModel
+{
+    [Required]
+    public required string Alias { get; set; }
+
+    [Required]
+    public required string Name { get; set; }
+
+    public bool IsDefault { get; set; }
+}

src/Umbraco.Core/Services/ContentTypeService.cs

@@ -1,4 +1,4 @@
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using Umbraco.Cms.Core.DependencyInjection;
 using Umbraco.Cms.Core.Events;
@@ -10,6 +10,7 @@
 using Umbraco.Cms.Core.Services.Changes;
 using Umbraco.Cms.Core.Services.Filters;
 using Umbraco.Cms.Core.Services.Locking;
+using Umbraco.Cms.Core.Services.OperationStatus;
 
 namespace Umbraco.Cms.Core.Services;
 
@@ -18,6 +19,8 @@
 /// </summary>
 public class ContentTypeService : ContentTypeServiceBase<IContentTypeRepository, IContentType>, IContentTypeService
 {
+    private readonly ITemplateService _templateService;
+
     public ContentTypeService(
         ICoreScopeProvider provider,
         ILoggerFactory loggerFactory,
@@ -29,7 +32,8 @@
         IEntityRepository entityRepository,
         IEventAggregator eventAggregator,
         IUserIdKeyResolver userIdKeyResolver,
-        ContentTypeFilterCollection contentTypeFilters)
+        ContentTypeFilterCollection contentTypeFilters,
+        ITemplateService templateService)
         : base(
             provider,
             loggerFactory,
@@ -40,8 +44,40 @@
             entityRepository,
             eventAggregator,
             userIdKeyResolver,
-            contentTypeFilters) =>
+            contentTypeFilters)
+    {
+        _templateService = templateService;
         ContentService = contentService;
+    }
+
+    [Obsolete("Use the non-obsolete constructor. Scheduled for removal in Umbraco 19.")]
+    public ContentTypeService(
+        ICoreScopeProvider provider,
+        ILoggerFactory loggerFactory,
+        IEventMessagesFactory eventMessagesFactory,
+        IContentService contentService,
+        IContentTypeRepository repository,
+        IAuditService auditService,
+        IDocumentTypeContainerRepository entityContainerRepository,
+        IEntityRepository entityRepository,
+        IEventAggregator eventAggregator,
+        IUserIdKeyResolver userIdKeyResolver,
+        ContentTypeFilterCollection contentTypeFilters)
+        : this(
+            provider,
+            loggerFactory,
+            eventMessagesFactory,
+            contentService,
+            repository,
+            auditService,
+            entityContainerRepository,
+            entityRepository,
+            eventAggregator,
+            userIdKeyResolver,
+            contentTypeFilters,
+            StaticServiceProvider.Instance.GetRequiredService<ITemplateService>())
+    {
+    }
 
     [Obsolete("Use the non-obsolete constructor instead. Scheduled removal in v19.")]
     public ContentTypeService(
@@ -67,7 +103,8 @@
             entityRepository,
             eventAggregator,
             userIdKeyResolver,
-            contentTypeFilters)
+            contentTypeFilters,
+            StaticServiceProvider.Instance.GetRequiredService<ITemplateService>())
     {
     }
 
@@ -96,7 +133,39 @@
             entityRepository,
             eventAggregator,
             userIdKeyResolver,
-            contentTypeFilters)
+            contentTypeFilters,
+            StaticServiceProvider.Instance.GetRequiredService<ITemplateService>())
+    {
+    }
+
+    [Obsolete("Use the non-obsolete constructor instead. Scheduled removal in v19.")]
+    public ContentTypeService(
+        ICoreScopeProvider provider,
+        ILoggerFactory loggerFactory,
+        IEventMessagesFactory eventMessagesFactory,
+        IContentService contentService,
+        IContentTypeRepository repository,
+        IAuditRepository auditRepository,
+        IAuditService auditService,
+        IDocumentTypeContainerRepository entityContainerRepository,
+        IEntityRepository entityRepository,
+        IEventAggregator eventAggregator,
+        IUserIdKeyResolver userIdKeyResolver,
+        ContentTypeFilterCollection contentTypeFilters,
+        ITemplateService templateService)
+        : this(
+            provider,
+            loggerFactory,
+            eventMessagesFactory,
+            contentService,
+            repository,
+            auditService,
+            entityContainerRepository,
+            entityRepository,
+            eventAggregator,
+            userIdKeyResolver,
+            contentTypeFilters,
+            templateService)
     {
     }
 
@@ -165,6 +234,48 @@
         return contentTypes;
     }
 
+    /// <inheritdoc />
+    public async Task<Attempt<Guid?, ContentTypeOperationStatus>> CreateTemplateAsync(
+        Guid contentTypeKey,
+        string templateName,
+        string templateAlias,
+        bool isDefaultTemplate,
+        Guid userKey)
+    {
+        IContentType? contentType = await GetAsync(contentTypeKey);
+        if (contentType is null)
+        {
+            return Attempt<Guid?, ContentTypeOperationStatus>.Fail(ContentTypeOperationStatus.NotFound);
+        }
+
+        Attempt<ITemplate?, TemplateOperationStatus> templateResult =
+            await _templateService.CreateForContentTypeAsync(templateName, templateAlias, contentType.Alias, userKey);
+        if (templateResult.Success is false)
+        {
+            return Attempt<Guid?, ContentTypeOperationStatus>.Fail(
+                templateResult.Status switch
+                {
+                    TemplateOperationStatus.CancelledByNotification => ContentTypeOperationStatus
+                        .CancelledByNotification,
+                    TemplateOperationStatus.InvalidAlias => ContentTypeOperationStatus.InvalidAlias,
+                    _ => ContentTypeOperationStatus.Unknown,
+                });
+        }
+
+        ITemplate template = templateResult.Result!;
+        contentType.AllowedTemplates = [..contentType.AllowedTemplates ?? [], template];
+        if (isDefaultTemplate)
+        {
+            contentType.DefaultTemplateId = template.Id;
+        }
+
+        Attempt<ContentTypeOperationStatus> updateContentTypeResult = await UpdateAsync(contentType, userKey);
+
+        return updateContentTypeResult.Success
+            ? Attempt<Guid?, ContentTypeOperationStatus>.Succeed(ContentTypeOperationStatus.Success, template.Key)
+            : Attempt<Guid?, ContentTypeOperationStatus>.Fail(updateContentTypeResult.Result);
+    }
+
     protected override void DeleteItemsOfTypes(IEnumerable<int> typeIds)
     {
         using (ICoreScope scope = ScopeProvider.CreateCoreScope())