move response factories to dedicated folders

Author: kensnyder

packages/bunshine/index.ts

@@ -45,20 +45,19 @@ export {
 } from './src/middleware/serveFiles/serveFiles';
 export { trailingSlashes } from './src/middleware/trailingSlashes/trailingSlashes';
 export { default as ms } from './src/ms/ms';
-export { default as buildFileResponse } from './src/responseFactories/buildFileResponse';
-export { default as factory } from './src/responseFactories/factory';
+export { default as factory } from './src/responseFactories/factory/factory';
 export {
   default as file,
   type FileResponseOptions,
-} from './src/responseFactories/file';
-export { default as json } from './src/responseFactories/json';
-export { default as redirect } from './src/responseFactories/redirect';
+} from './src/responseFactories/file/file';
+export { default as json } from './src/responseFactories/json/json';
+export { default as redirect } from './src/responseFactories/redirect/redirect';
 export {
   default as sse,
   type SseClose,
   type SseSend,
   type SseSetupFunction,
-} from './src/responseFactories/sse';
+} from './src/responseFactories/sse/sse';
 export {
   default as SocketRouter,
   type BunHandlers,

packages/bunshine/src/Context/Context.ts

@@ -1,10 +1,10 @@
 import type { BunFile, Server } from 'bun';
 import type HttpRouter from '../HttpRouter/HttpRouter';
-import factory from '../responseFactories/factory';
-import file, { type FileResponseOptions } from '../responseFactories/file';
-import json from '../responseFactories/json';
-import redirect from '../responseFactories/redirect';
-import sse, { type SseSetupFunction } from '../responseFactories/sse';
+import factory from '../responseFactories/factory/factory';
+import file, { type FileResponseOptions } from '../responseFactories/file/file';
+import json from '../responseFactories/json/json';
+import redirect from '../responseFactories/redirect/redirect';
+import sse, { type SseSetupFunction } from '../responseFactories/sse/sse';
 
 const textPlain = factory('text/plain');
 const textJs = factory('text/javascript');

packages/bunshine/src/responseFactories/factory.ts renamed to packages/bunshine/src/responseFactories/factory/factory.ts

@@ -1,4 +1,4 @@
-import Context from '../Context/Context';
+import Context from '../../Context/Context';
 
 export type Factory = (body: string, init?: ResponseInit) => Response;
 

packages/bunshine/src/responseFactories/file.ts

@@ -1,7 +1,48 @@
 import { BunFile } from 'bun';
-import getMimeType from '../getMimeType/getMimeType';
+import path from 'node:path';
+import Context from '../../Context/Context';
+import getMimeType from '../../getMimeType/getMimeType';
+import parseRangeHeader from '../../parseRangeHeader/parseRangeHeader';
 
-export default async function buildFileResponse({
+export type FileResponseOptions = {
+  range?: string;
+  chunkSize?: number;
+  disposition?: 'inline' | 'attachment';
+  acceptRanges?: boolean;
+};
+export default async function file(
+  this: Context,
+  filenameOrBunFile: string | BunFile,
+  fileOptions: FileResponseOptions = {}
+) {
+  let file =
+    typeof filenameOrBunFile === 'string'
+      ? Bun.file(filenameOrBunFile)
+      : filenameOrBunFile;
+  if (!(await file.exists())) {
+    return new Response('File not found', { status: 404 });
+  }
+
+  const resp = await buildFileResponse({
+    file,
+    acceptRanges: fileOptions.acceptRanges !== false,
+    chunkSize: fileOptions.chunkSize,
+    rangeHeader: fileOptions.range,
+    method: this.request.method,
+  });
+  if (fileOptions.disposition === 'attachment') {
+    const filename = path.basename(file.name!);
+    resp.headers.set(
+      'Content-Disposition',
+      `${fileOptions.disposition}; filename="${filename}"`
+    );
+  } else if (fileOptions.disposition === 'inline') {
+    resp.headers.set('Content-Disposition', 'inline');
+  }
+  return resp;
+}
+
+function buildFileResponse({
   file,
   acceptRanges,
   chunkSize,

packages/bunshine/src/responseFactories/file.spec.ts renamed to packages/bunshine/src/responseFactories/file/file.spec.ts

@@ -1,4 +1,4 @@
-import Context from '../Context/Context';
+import Context from '../../Context/Context';
 
 export default function json(
   this: Context,