Fix: 絵文字が正しくカウントされない問題 / Fix: 投稿できない問題 / Feat: 投稿の待機時間を表示

src/lib/client.ts

@@ -17,7 +17,16 @@ type SuccessPosted<T = string> = {
   };
 }
 
-const BASE_URL = "https://collapse.jp/api/v3/bot/";
+const getRealLength = (str: string): number => {
+  const segmenter = new Intl.Segmenter("ja", { granularity: "grapheme" });
+  return [...segmenter.segment(str)].length;
+};
+
+const realSlice = (str: string, limit: number): string => {
+  const segmenter = new Intl.Segmenter("ja", { granularity: "grapheme" });
+  const segments = [...segmenter.segment(str)];
+  return segments.slice(0, limit).map(s => s.segment).join("");
+};
 
 export const createPost = async (data: {
   text: string;
@@ -28,6 +37,9 @@ export const createPost = async (data: {
 }, title: string) => {
   const excessedMessage = "**👉返信に続きがあります。**";
 
+  const excessedMessageLength = getRealLength(excessedMessage);
+  const eolLength = getRealLength(EOL);
+  
   let lines = data.text.split(EOL);
   let firstUniqid = "";
   let count = 0;
@@ -40,23 +52,25 @@ export const createPost = async (data: {
     
     const maxLength = config.post.maxLength;
 
-    const limit = maxLength - (excessedMessage.length + EOL.length * 2);
+    const limit = maxLength - (excessedMessageLength + eolLength * 2);
 
     while (lines.length > 0) {
       const nextLine = lines[0];
       if (nextLine === undefined)
         break;
 
-      if (nextLine.length > limit && currentText === "") {
+      const nextLineLength = getRealLength(nextLine);
+      if (nextLineLength > limit && currentText === "") {
         const targetLine = lines.shift() || "";
-        currentText = targetLine.slice(0, limit);
-
-        lines.unshift(targetLine.slice(limit));
+        currentText = realSlice(targetLine, limit);
+        lines.unshift(realSlice(targetLine, limit * -1));
         break;
       }
 
-      const potentialText = currentText ? currentText + EOL + nextLine : nextLine;
-      if (potentialText.length <= limit) {
+      const potentialText = currentText
+        ? currentText + EOL + nextLine
+        : nextLine;
+      if (getRealLength(potentialText) <= limit) {
         currentText = potentialText;
         lines.shift();
       } else {
@@ -79,25 +93,24 @@ export const createPost = async (data: {
           ? firstUniqid
           : data.replyid;
 
-        const body = new FormData();
-        body.append("content", data.text);
-        body.append("zone", data.zone ?? "normal");
-        body.append("reply_restriction", data.replyTarget ?? "all");
+        const formData = new FormData();
+        formData.append("content", currentText);
+        formData.append("zone", data.zone ?? "normal");
+        formData.append("reply_restriction", data.replyTarget ?? "all");
         if (replyid) {
-          body.append("reply_to_id", replyid);
+          formData.append("reply_to_id", replyid);
         }
         if (data.images) {
-          data.images.forEach(img => body.append("images", img[0], img[1]));
+          data.images.forEach(img => formData.append("images", img[0], img[1]));
         }
 
-        const req = await fetch(new URL("posts", BASE_URL), {
+        const req = await fetch(`https://collapse.jp/api/v3/bot/posts`, {
           method: "POST",
-          body,
           headers: {
             "Authorization": `Bearer ${config.mtweet.token}`,
-            "Content-Type": "application/json",
             "X-Idempotency-Key": String(process.hrtime.bigint()),
           },
+          body: formData,
         });
 
         const res = await req.json();
@@ -114,6 +127,7 @@ export const createPost = async (data: {
           const interval = res.error.details?.retry_after
             ? res.error.details.retry_after * 1000
             : config.post.retryInterval;
+          console.log(`${interval}ms待機します...`);
           await new Promise(resolve => setTimeout(resolve, interval));
         }
       } catch (err) {