@soleil-se/build-app/rollup/plugins/sitevision.js

Script for building WebApps, RESTApps and Widgets with Svelte in Sitevision.

import { camelCase } from 'lodash-es';

export default function sitevision({ context } = {}) {
  const ignored = [];

  function isSitevisionScope(id) {
    return id.startsWith('@sitevision/api');
  }

  function shouldResolve(importee) {
    if (isSitevisionScope(importee)) {
      return false;
    }
    return true;
  }

  function shouldLoad(id) {
    return !ignored.includes(id);
  }

  function getVirtualModule(pkg) {
    if (context === 'server') {
      const variable = camelCase(pkg);
      return `var ${variable} = require('${pkg}');\nexport default ${variable};`;
    } if (context === 'client') {
      return `export { default } from '${pkg}';`;
    }
    throw new Error('Invalid context, must be either "server" or "client".');
  }

  return {
    name: 'rollup-plugin-sitevision',
    resolveId(importee) {
      if (shouldResolve(importee)) {
        // Should be handled as usual.
        return null;
      }
      // Most likely a Sitevision dependency.
      // Do not ask other plugins or check the file system to find it.
      if (!ignored.includes(importee)) {
        ignored.push(importee);
      }
      return importee;
    },
    load(id) {
      if (shouldLoad(id)) {
        return null;
      }
      // The virtual source code for the provided Sitevision dependency.
      const pkg = id.split('/').pop();
      return {
        code: getVirtualModule(pkg),
        syntheticNamedExports: true,
      };
    },
  };
}