one/dist/esm/vite/plugins/swiftPackageModule.mjs

One is a React framework for web, iOS, and Android apps.

import { existsSync, readFileSync } from "node:fs";
import { createRequire } from "node:module";
import { dirname, join } from "node:path";
import { swiftPackageDirOf, swiftPackageId } from "vxrn/swift-package-id";
import { methodSubscribed, methodWired, renderMethodCall, renderViewWires, toNativeSourceStructs } from "./nativeSourceWires.mjs";

function renderSwiftPackageModule(id, platform, root) {
	if (platform !== "ios") {
		throw new Error(`[one] ${id} is Swift source and cannot be imported into an Android build; use an .android.ts entry`);
	}
	const appManifest = join(root, "package.json");
	const app = existsSync(appManifest) ? JSON.parse(readFileSync(appManifest, "utf8")) : {};
	const packageDir = swiftPackageDirOf(id);
	if (!packageDir) {
		throw new Error(`[one] ${id} is not inside a swift package (no Package.swift above it)`);
	}
	const packageName = swiftPackageId(packageDir);
	if (Object.hasOwn(app.dependencies ?? {}, "expo") || Object.hasOwn(app.devDependencies ?? {}, "expo")) {
		const podspec = join(root, "ios", "OneSwiftPackages", packageName, `${packageName}.podspec`);
		if (!existsSync(podspec)) {
			throw new Error(`[one] ${id} needs one prebuild, or Expo prebuild with nativeSource enabled in the vxrn config plugin and ios generated`);
		}
	}
	const requireFromFile = createRequire(id);
	const { writeNativeSourceDeclaration, writeSwiftPackageArtifacts } = requireFromFile("vxrn/native-source-contract");
	const contract = writeNativeSourceDeclaration(id);
	const artifacts = writeSwiftPackageArtifacts(packageDir);
	const hash = artifacts.hash;
	const watchFiles = Object.keys(artifacts.files).map((file) => join(packageDir, file));
	const fill = /@main\s+struct\s+\w+\s*:\s*(SwiftUI\.)?App\b/.test(readFileSync(id, "utf8"));
	const oneRoot = dirname(requireFromFile.resolve("one/package.json"));
	const swiftHost = join(oneRoot, "dist/esm/platform/swift/index.native.js");
	const nativeSource = join(oneRoot, "dist/esm/platform/native-source/index.native.js");
	const wireModule = join(oneRoot, "dist/esm/platform/native-source/wire.native.js");
	const eventsModule = join(oneRoot, "dist/esm/platform/native-source/events.native.js");
	const needsWire = contract.modules.some((module) => module.methods.some(methodWired));
	const needsEvents = contract.modules.some((module) => module.methods.some(methodSubscribed));
	const structs = needsWire || needsEvents ? `
const nativeSourceStructs = ${JSON.stringify(toNativeSourceStructs(contract.structs))}
` : "";
	const exports = contract.modules.map((module) => `export const ${module.name} = Object.freeze({${module.methods.map((method) => renderMethodCall(`${packageName}.${module.name}`, method, hash)).join(",")}})`).join("\n");
	const views = contract.views.map((view) => `export function ${view.name}(props) { return createElement(SwiftPackageView, { packageName: ${JSON.stringify(packageName)}, view: ${JSON.stringify(view.name)}, contractHash: ${JSON.stringify(hash)}, props, fill: false${renderViewWires(view, contract.structs)} }) }`).join("\n");
	const code = `${contract.modules.length > 0 ? `import { callNativeSource } from ${JSON.stringify(nativeSource)}
` : ""}${needsWire ? `import { encodeNativeSourceArgs, decodeNativeSourceResult } from ${JSON.stringify(wireModule)}
` : ""}${needsEvents ? `import { subscribeNativeSourceEvent } from ${JSON.stringify(eventsModule)}
` : ""}${contract.defaultView || views ? `import { createElement } from 'react'
import { SwiftPackageView } from ${JSON.stringify(swiftHost)}
` : ""}${structs}${contract.defaultView ? `export default function SwiftPackage(props) {
  return createElement(SwiftPackageView, { packageName: ${JSON.stringify(packageName)}, view: '', contractHash: '', props, fill: ${fill} })
}
` : ""}${exports}
${views}
`;
	return {
		code,
		watchFiles
	};
}

export { renderSwiftPackageModule };
//# sourceMappingURL=swiftPackageModule.mjs.map