wip

lib/image-worker-plugin.js

@@ -62,22 +62,61 @@ export default function () {
       if (previousWorkerContent === workerFile) return;
       previousWorkerContent = workerFile;
 
-      const tsConfig = {
+      const tsConfigReferences = tsImports.map((tsImport) => ({
+        path: path.dirname(tsImport),
+      }));
+
+      const workerTsConfig = {
         extends: '../../../generic-tsconfig.json',
         compilerOptions: {
           lib: ['webworker', 'esnext'],
         },
-        references: tsImports.map((tsImport) => ({
-          path: path.dirname(tsImport),
+        references: tsConfigReferences,
+      };
+
+      const bridgeTsConfig = {
+        extends: '../../../../generic-tsconfig.json',
+        compilerOptions: {
+          lib: ['esnext', 'dom', 'dom.iterable'],
+          types: [],
+        },
+        include: ['../../../client/lazy-app/util.ts', '**/*.ts'],
+        references: tsConfigReferences.map((ref) => ({
+          path: path.join('..', ref.path),
         })),
       };
 
+      const bridgeMeta = [
+        `// This file is autogenerated by lib/image-worker-plugin.js`,
+        tsNames.map(([path, name]) => `import type ${name} from '../${path}';`),
+        `export const methodNames = ${JSON.stringify(
+          tsNames.map(([_, name]) => name),
+          null,
+          '  ',
+        )} as const;`,
+        `export interface BridgeMethods {`,
+        tsNames.map(([_, name]) => [
+          `  ${name}(`,
+          `    signal: AbortSignal,`,
+          `    ...args: Parameters<typeof ${name}>`,
+          `  ): Promise<ReturnType<typeof ${name}>>;`,
+        ]),
+        `}`,
+      ]
+        .flat(Infinity)
+        .join('\n');
+
       await Promise.all([
         fsp.writeFile(
           path.join(base, 'tsconfig.json'),
-          JSON.stringify(tsConfig, null, '  '),
+          JSON.stringify(workerTsConfig, null, '  '),
+        ),
+        fsp.writeFile(
+          path.join(base, 'bridge', 'tsconfig.json'),
+          JSON.stringify(bridgeTsConfig, null, '  '),
         ),
         fsp.writeFile(path.join(base, 'index.ts'), workerFile),
+        fsp.writeFile(path.join(base, 'bridge', 'meta.ts'), bridgeMeta),
       ]);
     },
   };