-first commit

exthernal-accountingwep-api/src/utils/errorList.js

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+// utils/errorList.js
+
+export function manualError(key) {
+  switch (key) {
+    case "invalid_input":
+      return {
+        code: 400,
+        messageTh: "ข้อมูลที่ส่งมาไม่ถูกต้อง",
+        messageEn: "Invalid input data"
+      };
+
+    case "not_found":
+      return {
+        code: 404,
+        messageTh: "ไม่พบข้อมูลที่ร้องขอ",
+        messageEn: "Resource not found"
+      };
+
+    case "unauthorized":
+      return {
+        code: 401,
+        messageTh: "คุณไม่มีสิทธิ์เข้าถึงข้อมูลนี้",
+        messageEn: "Unauthorized access"
+      };
+
+    case "server_error":
+      return {
+        code: 500,
+        messageTh: "เกิดข้อผิดพลาดภายในระบบ",
+        messageEn: "Internal server error"
+      };
+
+    default:
+      return {
+        code: 500,
+        messageTh: "ข้อผิดพลาดที่ไม่ทราบสาเหตุ",
+        messageEn: "Unknown error occurred"
+      };
+  }
+}

exthernal-accountingwep-api/src/utils/oftenError.js

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+// utils/oftenError.js
+import { manualError } from "./errorList.js";
+
+export class OftenError extends Error {
+  /**
+   * ใช้ได้ 2 แบบ:
+   * 1. throw new OftenError("not_found")
+   * 2. throw new OftenError(400, "ไทย", "English")
+   */
+  constructor(arg1, arg2, arg3) {
+    // แบบ lookup จาก key
+    if (typeof arg1 === "string" && !arg2 && !arg3) {
+      const found = manualError(arg1);
+      super(found.messageEn);
+      this.statusCode = found.code;
+      this.messageTh = found.messageTh;
+      this.messageEn = found.messageEn;
+      this.key = arg1;
+    }
+
+    // แบบ manual
+    else if (typeof arg1 === "number" && arg2 && arg3) {
+      super(arg3);
+      this.statusCode = arg1;
+      this.messageTh = arg2;
+      this.messageEn = arg3;
+      this.key = "manual";
+    }
+
+    // fallback
+    else {
+      super("Invalid error format");
+      this.statusCode = 500;
+      this.messageTh = "รูปแบบการสร้าง error ไม่ถูกต้อง";
+      this.messageEn = "Invalid error constructor format";
+      this.key = "invalid_format";
+    }
+
+    this.name = "OftenError";
+  }
+}

exthernal-accountingwep-api/src/utils/response.js

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+/**
+ * sendResponse
+ * ----------------------------------------------
+ * ส่ง response แบบมาตรฐาน รองรับข้อความ 2 ภาษา
+ * ----------------------------------------------
+ * @param {object} res - Express response object
+ * @param {number} status - HTTP Status code (200, 400, 500, etc.)
+ * @param {string} msg_th - ข้อความภาษาไทย
+ * @param {string} msg_en - ข้อความภาษาอังกฤษ
+ * @param {any} [data=null] - optional data
+ */
+
+// ===================================================
+// 🧩 Unified Response Handler (vFinal+)
+// ===================================================
+// ===================================================
+// 📁 src/utils/response.js
+// ===================================================
+export function sendResponse(res, status, msg_th = null, msg_en = null, data = null) {
+  const safeData = safeJson(data)
+  const success = status < 400
+  const response = {
+    status: success ? 'succeed' : 'error',
+    message: {
+      th: msg_th ?? (success ? 'สำเร็จ' : 'เกิดข้อผิดพลาด'),
+      en: msg_en ?? (success ? 'Succeed' : 'Error')
+    },
+    data: safeData
+  }
+  res.status(status).json(response)
+}
+
+// ✅ ป้องกัน circular reference
+function safeJson(obj) {
+  try {
+    if (obj && typeof obj === 'object') {
+      return JSON.parse(JSON.stringify(obj))
+    }
+    return obj
+  } catch (err) {
+    return '[Unserializable Object]'
+  }
+}

exthernal-accountingwep-api/src/utils/token.js

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+import jwt from 'jsonwebtoken'
+import dotenv from 'dotenv'
+dotenv.config()
+
+export function generateToken(payload) {
+  return jwt.sign(payload, process.env.JWT_SECRET, { expiresIn: '24h' })
+}
+
+export function verifyToken(token) {
+  try {
+    return jwt.verify(token, process.env.JWT_SECRET)
+  } catch {
+    return null
+  }
+}

exthernal-accountingwep-api/src/utils/trim.js

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+export function trim_all_array(data) {
+  if (!Array.isArray(data)) return data
+  for (let row of data) {
+    for (let key in row) {
+      if (typeof row[key] === 'string') {
+        row[key] = row[key].trim()
+      }
+    }
+  }
+  return data
+}