feat: enable AI description generator on comments

src/constants.ts

@@ -34,7 +34,6 @@ export const GITHUB_PROFILE_EDIT_MENU_CLASS = "button.js-profile-editable-edit-b
 export const GITHUB_PR_COMMENT_HEADER_CLASS = "timeline-comment-header clearfix d-flex";
 export const GITHUB_REVIEW_SUGGESTION_CLASS = "js-suggestion-button-placeholder";
 export const GITHUB_REPO_ACTIONS_SELECTOR = ".pagehead-actions";
-export const GITHUB_PR_COMMENT_TEXT_AREA_CLASS = "pull_request[body]";
 export const GITHUB_PR_SUGGESTION_TEXT_AREA_Attribute = "[name='comment[body]']";
 export const GITHUB_PR_BASE_BRANCH_CLASS = "css-truncate css-truncate-target";
 export const LINKEDIN_PROJECT_FORM_SELECTOR = ".artdeco-text-input--input";

src/content-scripts/components/GenerateAIDescription/DescriptionGeneratorButton.ts

@@ -3,14 +3,13 @@ import openSaucedLogoIcon from "../../../assets/opensauced-icon.svg";
 import { getPullRequestAPIURL } from "../../../utils/urlMatchers";
 import { getDescriptionContext, isOutOfContextBounds } from "../../../utils/fetchGithubAPIData";
 import { generateDescription } from "../../../utils/ai-utils/openai";
-import { GITHUB_PR_COMMENT_TEXT_AREA_CLASS } from "../../../constants";
 import { insertTextAtCursor } from "../../../utils/ai-utils/cursorPositionInsert";
 import { getAIDescriptionConfig } from "../../../utils/ai-utils/descriptionconfig";
 import { getAuthToken, isLoggedIn, optLogIn } from "../../../utils/checkAuthentication";
 
-export const DescriptionGeneratorButton = () => {
+export const DescriptionGeneratorButton = (number: number) => {
     const descriptionGeneratorButton = createHtmlElement("a", {
-        id: "ai-description-button",
+        id: `ai-description-button-${number}`,
         innerHTML: `<span id="ai-description-gen" class="toolbar-item btn-octicon">
     <img class="octicon octicon-heading" height="16px" width="16px" id="ai-description-button-logo" src=${chrome.runtime.getURL(openSaucedLogoIcon)}>
     </span>
@@ -21,41 +20,39 @@ export const DescriptionGeneratorButton = () => {
     return descriptionGeneratorButton;
 };
 
-const handleSubmit = async () => {
-    const logo = document.getElementById("ai-description-button-logo");
-    const button = document.getElementById("ai-description-button");
+const handleSubmit = async (event: Event) => {
+    const button = event.currentTarget as HTMLElement;
+    const logo = button.querySelector("#ai-description-button-logo");
+
 
     try {
         if (!(await isLoggedIn())) {
             return void optLogIn();
         }
 
-        if (!logo || !button) {
-            return;
-        }
-
         const descriptionConfig = await getAIDescriptionConfig();
 
         if (!descriptionConfig) {
             return;
         }
 
-        logo.classList.toggle("animate-spin");
+        logo?.classList.toggle("animate-spin");
         button.classList.toggle("pointer-events-none");
 
 
         const { protocol, hostname, pathname } = window.location;
         const descriptionStream = await getAiDescription(`${protocol}//${hostname}${pathname}`);
 
-        logo.classList.toggle("animate-spin");
+        logo?.classList.toggle("animate-spin");
         button.classList.toggle("pointer-events-none");
+        const textArea = button.closest(".Box.CommentBox")?.querySelector("textarea");
 
-        const textArea = document.getElementsByName(GITHUB_PR_COMMENT_TEXT_AREA_CLASS)[0] as HTMLTextAreaElement;
-
-        insertTextAtCursor(textArea, descriptionStream);
+        if (textArea) {
+            insertTextAtCursor(textArea, descriptionStream);
+        }
     } catch (error: unknown) {
         logo?.classList.toggle("animate-spin");
-        button?.classList.toggle("pointer-events-none");
+        button.classList.toggle("pointer-events-none");
 
         if (error instanceof Error) {
             alert(error.message);

src/content-scripts/github.ts

@@ -30,6 +30,7 @@ const processGithubPage = async () => {
         prReviewWatch(injectChangeSuggestorButton, 500);
     } else if (isGithubPullRequestPage(window.location.href)) {
         prEditWatch(injectDescriptionGeneratorButton, 500);
+        void injectDescriptionGeneratorButton();
         void injectAddPRToHighlightsButton();
     } else if (isGithubProfilePage(window.location.href)) {
         const username = getGithubUsername(window.location.href);

src/utils/ai-utils/cursorPositionInsert.ts

@@ -1,11 +1,14 @@
 // This function is used to insert text at the cursor position in the text area
 export const insertTextAtCursor = (textArea: HTMLTextAreaElement, text: string) => {
     let length = 0;
+
+    textArea.focus();
     const typewriter = setInterval(() => {
         textArea.setRangeText(text[length++], textArea.selectionStart, textArea.selectionEnd, "end");
         if (length >= text.length) {
             clearInterval(typewriter);
-            textArea.setRangeText("\n\n_Generated using [OpenSauced](https://opensauced.ai/)._", textArea.selectionStart, textArea.selectionEnd, "end");
+            textArea.ownerDocument.execCommand("insertText", false, "\n\n_Generated using [OpenSauced](https://opensauced.ai/)_");
+            textArea.blur();
         }
     }, 10);
 };

src/utils/dom-utils/addDescriptionGenerator.ts

@@ -21,13 +21,15 @@ const injectDescriptionGeneratorButton = async () => {
         }
     }
 
-    const firstPrDescription = document.querySelector(".ActionBar-item-container");
+    const firstPrDescription = document.querySelectorAll(".ActionBar-item-container");
 
-    if (firstPrDescription && !firstPrDescription.querySelector("#ai-description-button")) {
-        const addGeneratorButton = DescriptionGeneratorButton();
+    firstPrDescription.forEach((item, index) => {
+        if (!item.querySelector(`#ai-description-button-${index}`)) {
+            const addGeneratorButton = DescriptionGeneratorButton(index);
 
-        firstPrDescription.insertBefore(addGeneratorButton, firstPrDescription.firstChild);
-    }
+            item.insertBefore(addGeneratorButton, item.firstChild);
+        }
+    });
 };
 
 export default injectDescriptionGeneratorButton;