feat: Create props file

packages/nitrogen/src/syntax/kotlin/KotlinHybridObject.ts

@@ -1,5 +1,6 @@
 import { NitroConfig } from '../../config/NitroConfig.js'
 import { indent } from '../../utils.js'
+import { createKotlinHybridViewManager } from '../../views/kotlin/KotlinHybridViewManager.js'
 import { getAllTypes } from '../getAllTypes.js'
 import { getHybridObjectName } from '../getHybridObjectName.js'
 import { createFileMetadataString } from '../helpers.js'
@@ -123,6 +124,12 @@ abstract class ${name.HybridTSpec}: ${kotlinBase}() {
   })
   files.push(...cppFiles)
   files.push(...extraFiles)
+
+  if (spec.isHybridView) {
+    const viewFiles = createKotlinHybridViewManager(spec)
+    files.push(...viewFiles)
+  }
+
   return files
 }
 

packages/nitrogen/src/syntax/swift/SwiftHybridObject.ts

@@ -1,4 +1,5 @@
 import { indent } from '../../utils.js'
+import { createSwiftHybridViewManager } from '../../views/swift/SwiftHybridViewManager.js'
 import { getHybridObjectName } from '../getHybridObjectName.js'
 import { createFileMetadataString } from '../helpers.js'
 import type { HybridObjectSpec } from '../HybridObjectSpec.js'
@@ -86,5 +87,11 @@ public typealias ${protocolName} = ${protocolName}_protocol & ${protocolName}_ba
     platform: 'ios',
   })
   files.push(...swiftBridge)
+
+  if (spec.isHybridView) {
+    const viewFiles = createSwiftHybridViewManager(spec)
+    files.push(...viewFiles)
+  }
+
   return files
 }

packages/nitrogen/src/views/kotlin/KotlinHybridViewManager.ts

@@ -0,0 +1,8 @@
+import type { SourceFile } from '../../syntax/SourceFile.js'
+import type { HybridObjectSpec } from '../../syntax/HybridObjectSpec.js'
+
+export function createKotlinHybridViewManager(
+  _: HybridObjectSpec
+): SourceFile[] {
+  return []
+}

packages/nitrogen/src/views/swift/SwiftHybridViewManager.ts

@@ -0,0 +1,48 @@
+import type { SourceFile } from '../../syntax/SourceFile.js'
+import type { HybridObjectSpec } from '../../syntax/HybridObjectSpec.js'
+import { getHybridObjectName } from '../../syntax/getHybridObjectName.js'
+import { createFileMetadataString } from '../../syntax/helpers.js'
+import { NitroConfig } from '../../config/NitroConfig.js'
+
+export function createSwiftHybridViewManager(
+  spec: HybridObjectSpec
+): SourceFile[] {
+  const name = getHybridObjectName(spec.name)
+  const propsClassName = `${name.HybridT}Props`
+  const namespace = NitroConfig.getCxxNamespace('c++')
+
+  const propsCode = `
+${createFileMetadataString(`${name.HybridT}ViewProps.hpp`)}
+
+#pragma once
+
+#import <react/renderer/core/PropsParserContext.h>
+#import <react/renderer/components/view/ViewProps.h>
+
+namespace ${namespace} {
+
+  using namespace facebook;
+
+  class ${propsClassName}: public react::ViewProps {
+  public:
+    explicit ${propsClassName}() = default;
+    ${propsClassName}(const react::PropsParserContext& context,
+                      const ${propsClassName}& sourceProps,
+                      const react::RawProps& rawProps) {
+      throw std::runtime_error("not yet implemented!");
+    }
+  };
+
+} // namespace ${namespace}
+  `.trim()
+
+  return [
+    {
+      name: `${propsClassName}.hpp`,
+      content: propsCode,
+      language: 'c++',
+      platform: 'ios',
+      subdirectory: [],
+    },
+  ]
+}

packages/react-native-nitro-image/nitrogen/generated/ios/c++/HybridTestViewProps.hpp

@@ -0,0 +1,27 @@
+///
+/// HybridTestViewViewProps.hpp
+/// This file was generated by nitrogen. DO NOT MODIFY THIS FILE.
+/// https://github.com/mrousavy/nitro
+/// Copyright © 2025 Marc Rousavy @ Margelo
+///
+
+#pragma once
+
+#import <react/renderer/core/PropsParserContext.h>
+#import <react/renderer/components/view/ViewProps.h>
+
+namespace margelo::nitro::image {
+
+  using namespace facebook;
+
+  class HybridTestViewProps: public react::ViewProps {
+  public:
+    explicit HybridTestViewProps() = default;
+    HybridTestViewProps(const react::PropsParserContext& context,
+                      const HybridTestViewProps& sourceProps,
+                      const react::RawProps& rawProps) {
+      throw std::runtime_error("not yet implemented!");
+    }
+  };
+
+} // namespace margelo::nitro::image