basic messages (hello, makeRequest, prepareStream)

src/background/messages/hello.ts

@@ -0,0 +1,24 @@
+import type { PlasmoMessaging } from '@plasmohq/messaging';
+
+import type { BaseRequestBody } from '~types/request';
+import { validateDomainWhiteList } from '~utils/storage';
+
+const handler: PlasmoMessaging.MessageHandler<BaseRequestBody> = async (req, res) => {
+  try {
+    await validateDomainWhiteList(req.body.requestDomain);
+
+    const version = chrome.runtime.getManifest().version;
+
+    res.send({
+      success: true,
+      version,
+    });
+  } catch (err) {
+    res.send({
+      success: false,
+      error: err.message,
+    });
+  }
+};
+
+export default handler;

src/background/messages/makeRequest.ts

@@ -0,0 +1,40 @@
+import type { PlasmoMessaging } from '@plasmohq/messaging';
+
+import type { BaseRequestBody } from '~types/request';
+import { validateDomainWhiteList } from '~utils/storage';
+
+interface RequestBody extends BaseRequestBody {
+  url: string;
+  method: string;
+  headers?: Record<string, string>;
+  body?: string | FormData | URLSearchParams;
+}
+
+const handler: PlasmoMessaging.MessageHandler<RequestBody> = async (req, res) => {
+  try {
+    await validateDomainWhiteList(req.body.requestDomain);
+
+    const response = await fetch(req.body.url, {
+      method: req.body.method,
+      headers: req.body.headers,
+      body: req.body.body,
+    });
+    const contentType = response.headers.get('content-type');
+    const data = contentType?.includes('application/json') ? await response.json() : await response.text();
+
+    res.send({
+      success: true,
+      status: response.status,
+      requestHeaders: req.body.headers,
+      responseHeaders: Object.fromEntries(response.headers.entries()),
+      data,
+    });
+  } catch (err) {
+    res.send({
+      success: false,
+      error: err.message,
+    });
+  }
+};
+
+export default handler;

src/background/messages/prepareStream.ts

@@ -4,8 +4,8 @@ import { validateDomainWhiteList } from '~utils/storage';
 
 interface RequestBody {
   ruleId: number;
-  requestDomain: string;
-  domain: string;
+  hostDomain: string;
+  targetDomains: [string, ...string[]];
   requestHeaders?: Record<string, string>;
   responseHeaders?: Record<string, string>;
 }
@@ -22,7 +22,7 @@ const mapHeadersToDeclarativeNetRequestHeaders = (
 
 const handler: PlasmoMessaging.MessageHandler<RequestBody> = async (req, res) => {
   try {
-    await validateDomainWhiteList(req.body.requestDomain);
+    await validateDomainWhiteList(req.body.hostDomain);
 
     await chrome.declarativeNetRequest.updateDynamicRules({
       removeRuleIds: [req.body.ruleId],
@@ -30,7 +30,7 @@ const handler: PlasmoMessaging.MessageHandler<RequestBody> = async (req, res) =>
         {
           id: req.body.ruleId,
           condition: {
-            requestDomains: [req.body.domain],
+            requestDomains: req.body.targetDomains,
           },
           action: {
             type: chrome.declarativeNetRequest.RuleActionType.MODIFY_HEADERS,
@@ -64,7 +64,6 @@ const handler: PlasmoMessaging.MessageHandler<RequestBody> = async (req, res) =>
 
     res.send({
       success: true,
-      body: req.body,
     });
   } catch (err) {
     res.send({

src/background/messages/proxy-request.ts

@@ -1,28 +0,0 @@
-import type { PlasmoMessaging } from '@plasmohq/messaging';
-
-import { validateDomainWhiteList } from '~utils/storage';
-
-const handler: PlasmoMessaging.MessageHandler = async (req, res) => {
-  try {
-    await validateDomainWhiteList(req.body.requestDomain);
-
-    const response = await fetch(req.body.url, {
-      headers: req.body.headers,
-    });
-    const body = await response.text();
-
-    res.send({
-      status: response.status,
-      statusText: response.statusText,
-      requestHeaders: req.body.headers,
-      responseHeaders: Object.fromEntries(response.headers.entries()),
-      body,
-    });
-  } catch (err) {
-    res.send({
-      error: err.message,
-    });
-  }
-};
-
-export default handler;

src/contents/movie-web.ts

@@ -6,9 +6,13 @@ export const config: PlasmoCSConfig = {
 };
 
 relayMessage({
-  name: 'proxy-request',
+  name: 'hello',
 });
 
 relayMessage({
-  name: 'declarative-net-request',
+  name: 'makeRequest',
+});
+
+relayMessage({
+  name: 'prepareStream',
 });

src/types/request.ts

@@ -0,0 +1,3 @@
+export interface BaseRequestBody {
+  requestDomain: string;
+}