Allow binary files with json content type

modelerfour/modeler/modelerfour.ts

@@ -780,7 +780,7 @@ export class ModelerFour {
       return this.processChoiceSchema(name, schema);
     }
 
-    if (<any>schema.type === 'file' || <any>schema.format === 'file' || <any>schema.format === 'binary') {
+    if (this.isSchemaBinary(schema)) {
       // handle inconsistency in file format handling.
       this.session.hint(
         `'The schema ${schema?.['x-ms-metadata']?.name || name} with 'type: ${schema.type}', format: ${schema.format}' will be treated as a binary blob for binary media types.`,
@@ -1760,7 +1760,9 @@ export class ModelerFour {
             throw new Error(`Operation '${operationGroup.language.default.name}/${operation.language.default.name}' must have a media type.`);
           }
       }
+
       const kmtBinary = groupedMediaTypes.get(KnownMediaType.Binary);
+
       if (kmtBinary) {
         // handle binary
         this.processBinary(KnownMediaType.Binary, kmtBinary, operation, requestBody);
@@ -1771,7 +1773,21 @@ export class ModelerFour {
       }
       const kmtJSON = groupedMediaTypes.get(KnownMediaType.Json);
       if (kmtJSON) {
-        this.processSerializedObject(KnownMediaType.Json, kmtJSON, operation, requestBody);
+        if ([...kmtJSON.values()].find((x) => x.schema.instance && this.isSchemaBinary(x.schema.instance))) {
+          this.processBinary(
+            KnownMediaType.Binary,
+            kmtJSON,
+            operation,
+            requestBody
+          );
+        } else {
+          this.processSerializedObject(
+            KnownMediaType.Json,
+            kmtJSON,
+            operation,
+            requestBody
+          );
+        }
       }
       const kmtXML = groupedMediaTypes.get(KnownMediaType.Xml);
       if (kmtXML && !kmtJSON) {
@@ -1882,6 +1898,14 @@ export class ModelerFour {
     return this.codeModel;
   }
 
+  private isSchemaBinary(schema: OpenAPI.Schema) {
+    return (
+      <any>schema.type === "file" ||
+      <any>schema.format === "file" ||
+      <any>schema.format === "binary"
+    );
+  }
+
   private propagateSchemaUsage(schema: Schema): void {
     const processedSchemas = new Set<Schema>();
 

modelerfour/test/scenarios/body-binary-json/flattened.yaml

@@ -0,0 +1,110 @@
+!<!CodeModel> 
+info: !<!Info> 
+  description: Acceptance test for file with json content type.
+  title: 'Binary with content-type: application/json'
+schemas: !<!Schemas> 
+  strings:
+    - !<!StringSchema> &ref_0
+      type: string
+      language: !<!Languages> 
+        default:
+          name: string
+          description: simple string
+      protocol: !<!Protocols> {}
+  binaries:
+    - !<!BinarySchema> &ref_2
+      type: binary
+      apiVersions:
+        - !<!ApiVersion> 
+          version: 1.0.0
+      language: !<!Languages> 
+        default:
+          name: binary
+          description: ''
+      protocol: !<!Protocols> {}
+globalParameters:
+  - !<!Parameter> &ref_1
+    schema: *ref_0
+    clientDefaultValue: 'https://localhost'
+    implementation: Client
+    origin: 'modelerfour:synthesized/host'
+    required: true
+    extensions:
+      x-ms-skip-url-encoding: true
+    language: !<!Languages> 
+      default:
+        name: $host
+        description: server parameter
+        serializedName: $host
+    protocol: !<!Protocols> 
+      http: !<!HttpParameter> 
+        in: uri
+operationGroups:
+  - !<!OperationGroup> 
+    $key: Upload
+    operations:
+      - !<!Operation> 
+        apiVersions:
+          - !<!ApiVersion> 
+            version: 1.0.0
+        parameters:
+          - *ref_1
+        requests:
+          - !<!Request> 
+            parameters:
+              - !<!Parameter> &ref_3
+                schema: *ref_2
+                implementation: Method
+                required: true
+                language: !<!Languages> 
+                  default:
+                    name: fileParam
+                    description: Foo bar
+                protocol: !<!Protocols> 
+                  http: !<!HttpParameter> 
+                    in: body
+                    style: binary
+            signatureParameters:
+              - *ref_3
+            language: !<!Languages> 
+              default:
+                name: ''
+                description: ''
+            protocol: !<!Protocols> 
+              http: !<!HttpBinaryRequest> 
+                path: /file
+                method: post
+                binary: true
+                knownMediaType: binary
+                mediaTypes:
+                  - application/json
+                uri: '{$host}'
+        signatureParameters: []
+        responses:
+          - !<!Response> 
+            language: !<!Languages> 
+              default:
+                name: ''
+                description: ''
+            protocol: !<!Protocols> 
+              http: !<!HttpResponse> 
+                statusCodes:
+                  - '200'
+        language: !<!Languages> 
+          default:
+            name: File
+            description: Uploading json file
+        protocol: !<!Protocols> {}
+    language: !<!Languages> 
+      default:
+        name: Upload
+        description: ''
+    protocol: !<!Protocols> {}
+security: !<!Security> 
+  authenticationRequired: false
+language: !<!Languages> 
+  default:
+    name: ''
+    description: ''
+protocol: !<!Protocols> 
+  http: !<!HttpModel> {}

modelerfour/test/scenarios/body-binary-json/grouped.yaml

@@ -0,0 +1,110 @@
+!<!CodeModel> 
+info: !<!Info> 
+  description: Acceptance test for file with json content type.
+  title: 'Binary with content-type: application/json'
+schemas: !<!Schemas> 
+  strings:
+    - !<!StringSchema> &ref_0
+      type: string
+      language: !<!Languages> 
+        default:
+          name: string
+          description: simple string
+      protocol: !<!Protocols> {}
+  binaries:
+    - !<!BinarySchema> &ref_2
+      type: binary
+      apiVersions:
+        - !<!ApiVersion> 
+          version: 1.0.0
+      language: !<!Languages> 
+        default:
+          name: binary
+          description: ''
+      protocol: !<!Protocols> {}
+globalParameters:
+  - !<!Parameter> &ref_1
+    schema: *ref_0
+    clientDefaultValue: 'https://localhost'
+    implementation: Client
+    origin: 'modelerfour:synthesized/host'
+    required: true
+    extensions:
+      x-ms-skip-url-encoding: true
+    language: !<!Languages> 
+      default:
+        name: $host
+        description: server parameter
+        serializedName: $host
+    protocol: !<!Protocols> 
+      http: !<!HttpParameter> 
+        in: uri
+operationGroups:
+  - !<!OperationGroup> 
+    $key: Upload
+    operations:
+      - !<!Operation> 
+        apiVersions:
+          - !<!ApiVersion> 
+            version: 1.0.0
+        parameters:
+          - *ref_1
+        requests:
+          - !<!Request> 
+            parameters:
+              - !<!Parameter> &ref_3
+                schema: *ref_2
+                implementation: Method
+                required: true
+                language: !<!Languages> 
+                  default:
+                    name: fileParam
+                    description: Foo bar
+                protocol: !<!Protocols> 
+                  http: !<!HttpParameter> 
+                    in: body
+                    style: binary
+            signatureParameters:
+              - *ref_3
+            language: !<!Languages> 
+              default:
+                name: ''
+                description: ''
+            protocol: !<!Protocols> 
+              http: !<!HttpBinaryRequest> 
+                path: /file
+                method: post
+                binary: true
+                knownMediaType: binary
+                mediaTypes:
+                  - application/json
+                uri: '{$host}'
+        signatureParameters: []
+        responses:
+          - !<!Response> 
+            language: !<!Languages> 
+              default:
+                name: ''
+                description: ''
+            protocol: !<!Protocols> 
+              http: !<!HttpResponse> 
+                statusCodes:
+                  - '200'
+        language: !<!Languages> 
+          default:
+            name: File
+            description: Uploading json file
+        protocol: !<!Protocols> {}
+    language: !<!Languages> 
+      default:
+        name: Upload
+        description: ''
+    protocol: !<!Protocols> {}
+security: !<!Security> 
+  authenticationRequired: false
+language: !<!Languages> 
+  default:
+    name: ''
+    description: ''
+protocol: !<!Protocols> 
+  http: !<!HttpModel> {}

modelerfour/test/scenarios/body-binary-json/modeler.yaml

@@ -0,0 +1,110 @@
+!<!CodeModel> 
+info: !<!Info> 
+  description: Acceptance test for file with json content type.
+  title: 'Binary with content-type: application/json'
+schemas: !<!Schemas> 
+  strings:
+    - !<!StringSchema> &ref_0
+      type: string
+      language: !<!Languages> 
+        default:
+          name: string
+          description: simple string
+      protocol: !<!Protocols> {}
+  binaries:
+    - !<!BinarySchema> &ref_1
+      type: binary
+      apiVersions:
+        - !<!ApiVersion> 
+          version: 1.0.0
+      language: !<!Languages> 
+        default:
+          name: binary
+          description: ''
+      protocol: !<!Protocols> {}
+globalParameters:
+  - !<!Parameter> &ref_3
+    schema: *ref_0
+    clientDefaultValue: 'https://localhost'
+    implementation: Client
+    origin: 'modelerfour:synthesized/host'
+    required: true
+    extensions:
+      x-ms-skip-url-encoding: true
+    language: !<!Languages> 
+      default:
+        name: $host
+        description: server parameter
+        serializedName: $host
+    protocol: !<!Protocols> 
+      http: !<!HttpParameter> 
+        in: uri
+operationGroups:
+  - !<!OperationGroup> 
+    $key: Upload
+    operations:
+      - !<!Operation> 
+        apiVersions:
+          - !<!ApiVersion> 
+            version: 1.0.0
+        parameters:
+          - *ref_3
+        requests:
+          - !<!Request> 
+            parameters:
+              - !<!Parameter> &ref_2
+                schema: *ref_1
+                implementation: Method
+                required: true
+                language: !<!Languages> 
+                  default:
+                    name: fileParam
+                    description: Foo bar
+                protocol: !<!Protocols> 
+                  http: !<!HttpParameter> 
+                    in: body
+                    style: binary
+            signatureParameters:
+              - *ref_2
+            language: !<!Languages> 
+              default:
+                name: ''
+                description: ''
+            protocol: !<!Protocols> 
+              http: !<!HttpBinaryRequest> 
+                path: /file
+                method: post
+                binary: true
+                knownMediaType: binary
+                mediaTypes:
+                  - application/json
+                uri: '{$host}'
+        signatureParameters: []
+        responses:
+          - !<!Response> 
+            language: !<!Languages> 
+              default:
+                name: ''
+                description: ''
+            protocol: !<!Protocols> 
+              http: !<!HttpResponse> 
+                statusCodes:
+                  - '200'
+        language: !<!Languages> 
+          default:
+            name: File
+            description: Uploading json file
+        protocol: !<!Protocols> {}
+    language: !<!Languages> 
+      default:
+        name: Upload
+        description: ''
+    protocol: !<!Protocols> {}
+security: !<!Security> 
+  authenticationRequired: false
+language: !<!Languages> 
+  default:
+    name: ''
+    description: ''
+protocol: !<!Protocols> 
+  http: !<!HttpModel> {}