feat(dashboard): backend Sequelize.js
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71
backend/src/db/sequelize copy.js
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71
backend/src/db/sequelize copy.js
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// FILE: backend/src/db/sequelize.js
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// “lazy-load” ตาม env ปลอดภัยกว่า และยังคง dbReady() ให้เรียกทดสอบได้
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// ใช้ได้เมื่อจำเป็น (เช่น งาน admin tool เฉพาะกิจ)
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// ตั้ง ENABLE_SEQUELIZE=1 เพื่อเปิดใช้ Model loader; ไม่งั้นจะเป็นโหมดเบา ๆ
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import { Sequelize } from "sequelize";
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import { config } from "../config.js";
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export const sequelize = new Sequelize(
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config.DB.NAME,
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config.DB.USER,
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config.DB.PASS,
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{
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host: config.DB.HOST,
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port: config.DB.PORT,
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dialect: "mariadb",
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logging: false,
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dialectOptions: { timezone: "Z" },
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define: { freezeTableName: true, underscored: false, timestamps: false },
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pool: { max: 10, min: 0, idle: 10000 },
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}
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);
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export let User = null;
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export let Role = null;
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export let Permission = null;
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export let UserRole = null;
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export let RolePermission = null;
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if (process.env.ENABLE_SEQUELIZE === "1") {
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// โหลดโมเดลแบบ on-demand เพื่อลดความเสี่ยง runtime หากไฟล์โมเดลไม่มี
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const mdlUser = await import("./models/User.js").catch(() => null);
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const mdlRole = await import("./models/Role.js").catch(() => null);
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const mdlPerm = await import("./models/Permission.js").catch(() => null);
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const mdlUR = await import("./models/UserRole.js").catch(() => null);
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const mdlRP = await import("./models/RolePermission.js").catch(() => null);
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if (mdlUser?.default) User = mdlUser.default(sequelize);
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if (mdlRole?.default) Role = mdlRole.default(sequelize);
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if (mdlPerm?.default) Permission = mdlPerm.default(sequelize);
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if (mdlUR?.default) UserRole = mdlUR.default(sequelize);
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if (mdlRP?.default) RolePermission = mdlRP.default(sequelize);
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if (User && Role && Permission && UserRole && RolePermission) {
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User.belongsToMany(Role, {
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through: UserRole,
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foreignKey: "user_id",
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otherKey: "role_id",
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});
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Role.belongsToMany(User, {
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through: UserRole,
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foreignKey: "role_id",
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otherKey: "user_id",
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});
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Role.belongsToMany(Permission, {
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through: RolePermission,
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foreignKey: "role_id",
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otherKey: "permission_id",
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});
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Permission.belongsToMany(Role, {
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through: RolePermission,
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foreignKey: "permission_id",
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otherKey: "role_id",
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});
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}
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}
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export async function dbReady() {
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// โหมดเบา ๆ: แค่ทดสอบเชื่อมต่อ
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await sequelize.authenticate();
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}
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@@ -20,52 +20,76 @@ export const sequelize = new Sequelize(
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}
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);
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// --- 1. ประกาศตัวแปรสำหรับ Export Model ทั้งหมด ---
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export let User = null;
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export let Role = null;
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export let Permission = null;
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export let UserRole = null;
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export let RolePermission = null;
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export let Project = null; // <-- เพิ่มเข้ามา
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export let UserProjectRole = null; // <-- เพิ่มเข้ามา
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if (process.env.ENABLE_SEQUELIZE === "1") {
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// โหลดโมเดลแบบ on-demand เพื่อลดความเสี่ยง runtime หากไฟล์โมเดลไม่มี
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// --- 2. โหลดโมเดลทั้งหมดแบบ on-demand ---
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const mdlUser = await import("./models/User.js").catch(() => null);
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const mdlRole = await import("./models/Role.js").catch(() => null);
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const mdlPerm = await import("./models/Permission.js").catch(() => null);
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const mdlUR = await import("./models/UserRole.js").catch(() => null);
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const mdlRP = await import("./models/RolePermission.js").catch(() => null);
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const mdlProj = await import("./models/Project.js").catch(() => null); // <-- เพิ่มเข้ามา
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const mdlUPR = await import("./models/UserProjectRole.js").catch(() => null); // <-- เพิ่มเข้ามา
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// --- 3. Initialize Model ทั้งหมด ---
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if (mdlUser?.default) User = mdlUser.default(sequelize);
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if (mdlRole?.default) Role = mdlRole.default(sequelize);
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if (mdlPerm?.default) Permission = mdlPerm.default(sequelize);
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if (mdlUR?.default) UserRole = mdlUR.default(sequelize);
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if (mdlRP?.default) RolePermission = mdlRP.default(sequelize);
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if (mdlProj?.default) Project = mdlProj.default(sequelize); // <-- เพิ่มเข้ามา
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if (mdlUPR?.default) UserProjectRole = mdlUPR.default(sequelize); // <-- เพิ่มเข้ามา
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// --- 4. สร้างความสัมพันธ์ (Associations) ทั้งหมด ---
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if (User && Role && Permission && UserRole && RolePermission) {
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User.belongsToMany(Role, {
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through: UserRole,
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foreignKey: "user_id",
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otherKey: "role_id",
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});
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Role.belongsToMany(User, {
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through: UserRole,
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foreignKey: "role_id",
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otherKey: "user_id",
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});
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// ความสัมพันธ์ระดับระบบ (System-level)
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User.belongsToMany(Role, { through: UserRole, foreignKey: "user_id" });
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Role.belongsToMany(User, { through: UserRole, foreignKey: "role_id" });
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Role.belongsToMany(Permission, {
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through: RolePermission,
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foreignKey: "role_id",
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otherKey: "permission_id",
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});
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Permission.belongsToMany(Role, {
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through: RolePermission,
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foreignKey: "permission_id",
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otherKey: "role_id",
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});
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}
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// ความสัมพันธ์ระดับโปรเจกต์ (Project-level) - ส่วนที่เพิ่มเข้ามา
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if (User && Project && Role && UserProjectRole) {
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// ทำให้ UserProjectRole เป็นตัวกลางเชื่อม 3 ตาราง
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UserProjectRole.belongsTo(User, { foreignKey: "user_id" });
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UserProjectRole.belongsTo(Project, { foreignKey: "project_id" });
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UserProjectRole.belongsTo(Role, { foreignKey: "role_id" });
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// ทำให้สามารถ include ข้อมูลที่เกี่ยวข้องได้ง่ายขึ้น
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User.hasMany(UserProjectRole, { foreignKey: "user_id" });
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Project.hasMany(UserProjectRole, { foreignKey: "project_id" });
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Role.hasMany(UserProjectRole, { foreignKey: "role_id" });
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}
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}
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/**
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* ฟังก์ชันสำหรับทดสอบการเชื่อมต่อ Sequelize
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*/
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export async function dbReady() {
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// โหมดเบา ๆ: แค่ทดสอบเชื่อมต่อ
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await sequelize.authenticate();
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if (process.env.ENABLE_SEQUELIZE !== "1") {
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console.log("Sequelize is disabled.");
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return Promise.resolve();
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}
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try {
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await sequelize.authenticate();
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console.log("Sequelize connection has been established successfully.");
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} catch (error) {
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console.error("Unable to connect to the database via Sequelize:", error);
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return Promise.reject(error);
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}
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}
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