Update timetable function to add input validation and improve error handling

app/bun.lock

@@ -6,6 +6,7 @@
       "name": "app",
       "dependencies": {
         "@azure-rest/ai-inference": "^1.0.0-beta.6",
+        "@google/generative-ai": "^0.24.1",
         "@imnyang/comcigan.ts": "^0.3.0",
       },
       "devDependencies": {
@@ -35,6 +36,8 @@
 
     "@azure/logger": ["@azure/logger@1.3.0", "", { "dependencies": { "@typespec/ts-http-runtime": "^0.3.0", "tslib": "^2.6.2" } }, "sha512-fCqPIfOcLE+CGqGPd66c8bZpwAji98tZ4JI9i/mlTNTlsIWslCfpg48s/ypyLxZTump5sypjrKn2/kY7q8oAbA=="],
 
+    "@google/generative-ai": ["@google/generative-ai@0.24.1", "", {}, "sha512-MqO+MLfM6kjxcKoy0p1wRzG3b4ZZXtPI+z2IE26UogS2Cm/XHO+7gGRBh6gcJsOiIVoH93UwKvW4HdgiOZCy9Q=="],
+
     "@imnyang/comcigan.ts": ["@imnyang/comcigan.ts@0.3.0", "", { "dependencies": { "iconv-lite": "^0.6.3", "undici": "^6.23.0" } }, "sha512-IqOoqsrziSOZe0vUBvVjCysv8Ydz5uYBoSBiBtX3eopR2b+Em5W1C7mRJwrMa/9Tt2bgZxn30F3yq7w5yJzEdg=="],
 
     "@types/bun": ["@types/bun@1.3.10", "", { "dependencies": { "bun-types": "1.3.10" } }, "sha512-0+rlrUrOrTSskibryHbvQkDOWRJwJZqZlxrUs1u4oOoTln8+WIXBPmAuCF35SWB2z4Zl3E84Nl/D0P7803nigQ=="],

app/index.ts

@@ -9,7 +9,8 @@ async function main() {
   const YYYY = now.getFullYear();
   const MM = String(now.getMonth() + 1).padStart(2, '0');
   const DD = String(now.getDate()).padStart(2, '0');
-  const YYMMDD = `${YYYY}${MM}${DD}`;
+  // const YYMMDD = `${YYYY}${MM}${DD}`;
+  const YYMMDD = `20260403`;
   
   // getDay(): 일(0) ~ 토(6)
   // comcigan.ts 라이브러리 기준에 맞춰 weekday 설정 필요

app/lib/discord.ts

@@ -40,22 +40,44 @@ export async function Meal({ MLSV_YMD, ATPT_OFCDC_SC_CODE, SD_SCHUL_CODE, userna
 
 
 export async function Timetable({ schoolId, grade, classNum, weekday, WEBHOOK_URL }: { schoolId: number, grade: number, classNum: number, weekday: number, WEBHOOK_URL: string }) {
-  const timetableInfo = await getTimetable({ schoolId, grade, classNum, weekday });
+  // 필수 값 검증: undefined/null 이면 전송 안 함
+  if ([schoolId, grade, classNum, weekday, WEBHOOK_URL].some((v) => v === undefined || v === null)) {
+    console.warn("⚠️ | Undefined input detected. Skip sending webhook.");
+    return;
+  }
 
+  const weekdayText = ["월", "화", "수", "목", "금"][weekday - 1];
+  if (!weekdayText) {
+    console.warn("⚠️ | Invalid weekday. Skip sending webhook.");
+    return;
+  }
+
+  const timetableInfo = await getTimetable({ schoolId, grade, classNum, weekday });
   console.log("🏓 | Timetable Info Retrieved", timetableInfo);
+
+  // 받아온 시간표 값이 없거나(undefined) 항목에 undefined 값이 있으면 전송 안 함
+  if (
+    !timetableInfo ||
+    timetableInfo.length === 0 ||
+    timetableInfo.some((item) => !item || item.subject === undefined || item.teacher === undefined)
+  ) {
+    console.warn("⚠️ | Timetable contains undefined/empty data. Skip sending webhook.");
+    return;
+  }
+
   const data = {
     content: `📅 | ${grade}학년 ${classNum}반 시간표 정보`,
     embeds: [
       {
         title: `🏫 | 학교 : 선린인터넷고등학교`,
-        fields: (timetableInfo ?? []).map((item) => ({
+        fields: timetableInfo.map((item) => ({
-          name: `${item.subject}${item.changed ? (" *") : ""}`,
+          name: `${item.subject}${item.changed ? " *" : ""}`,
           value: `${item.teacher}${item.subject in room ? ` | ${room[item.subject as keyof typeof room]}` : ""}`,
           inline: false,
         })),
         footer: {
-          text: `${["월", "화", "수", "목", "금"][weekday - 1]}요일 시간표 정보`
+          text: `${weekdayText}요일 시간표 정보`,
-        }
+        },
       },
     ],
   };

app/lib/meal.ts

@@ -1,5 +1,4 @@
-import ModelClient, { isUnexpected } from "@azure-rest/ai-inference";
+import { GoogleGenerativeAI } from "@google/generative-ai";
-import { AzureKeyCredential } from "@azure/core-auth";
 
 const KEY = process.env.NEIS_API_KEY;
 
@@ -45,19 +44,14 @@ export async function getMealInfo(MLSV_YMD: string, ATPT_OFCDC_SC_CODE: string,
     };
     
 }
-
+export async function NameToEmoji(name: string): Promise<string | undefined> {
-export async function NameToEmoji(name: string): Promise<string> {
+    const apiKey = process.env.GOOGLE_API_KEY;
-    const token = process.env.GITHUB_TOKEN;
+    if (!apiKey) {
-    if (!token) {
+        throw new Error("GOOGLE_API_KEY environment variable is not set.");
-        throw new Error("GITHUB_TOKEN environment variable is not set.");
     }
-    const endpoint = "https://models.github.ai/inference";
-    const model = "openai/gpt-5-mini";
 
-    const client = ModelClient(
+    const genAI = new GoogleGenerativeAI(apiKey);
-        endpoint,
+    const model = genAI.getGenerativeModel({ model: "gemini-3.1-flash-lite-preview" });
-        new AzureKeyCredential(token),
-    );
     
     const systemPrompt = `⚠️ 중요한 지침: 당신은 오직 이모지로만 응답하는 AI입니다. 다음 규칙을 예외 없이 철저히 준수해야 합니다. ⚠️
 
@@ -105,24 +99,26 @@ A: 🥰,☮️,🗽
 
 `;
 
-    const response = await client.path("/chat/completions").post({
+    const response = await model.generateContent({
-        body: {
+        contents: [
-            messages: [
+            { role: "user", parts: [{ text: systemPrompt + "\n\nUser input: " + name }] }
-                { role: "system", content: systemPrompt },
+        ],
-                { role: "user", content: name }
+        generationConfig: {
-            ],
             temperature: 1.0,
-            top_p: 1.0,
+            topP: 1.0,
-            model: model
+            candidateCount: 1,
-        }
+        },
     });
-    if (isUnexpected(response)) {
-        throw response.body.error;
-    }
 
-    const choices = response.body?.choices;
+    const result = response.response;
-    if (!choices || !choices[0]?.message?.content) {
+    if (!result.candidates || !result.candidates[0]) {
         throw new Error("No valid response from the model.");
     }
-    return choices[0].message.content as string;
+
+    const textContent = result.candidates[0].content.parts[0];
+    if (!textContent) {
+        throw new Error("Invalid response format from the model.");
+    }
+    
+    return textContent.text;
 }

app/package.json

@@ -11,6 +11,7 @@
   },
   "dependencies": {
     "@azure-rest/ai-inference": "^1.0.0-beta.6",
+    "@google/generative-ai": "^0.24.1",
     "@imnyang/comcigan.ts": "^0.3.0"
   }
 }