Add feature to add multiple unique constraints to db tables + remove trailing commas

src/constants/dbTables.js

@@ -52,7 +52,7 @@ module.exports = {
     },
 
     {
-      name: 'tableName',
+      name: 'table_name',
       type: 'TEXT',
       primaryKey: false,
       notNull: true,

src/controllers/auth.js

@@ -18,16 +18,22 @@ const createDefaultTables = async () => {
     tableService.createTable('_users', dbTables.userSchema);
   }
 
+  if (!usersRolesTable) {
+    tableService.createTable('_users_roles', dbTables.usersRoleSchema);
+  }
+
   if (!rolesPermissionTable) {
     tableService.createTable(
       '_roles_permissions',
       dbTables.rolePermissionSchema,
+      {
+        multipleUniqueConstraints: {
+          name: 'unique_role_table',
+          fields: ['role_id', 'table_name'],
+        },
+      },
     );
   }
-
-  if (!usersRolesTable) {
-    tableService.createTable('_users_roles', dbTables.usersRoleSchema);
-  }
 };
 
 module.exports = { createDefaultTables };

src/services/tableService.js

@@ -1,11 +1,12 @@
 module.exports = (db) => {
   return {
-    createTable(
-      tableName,
-      schema,
+    createTable(tableName, schema, options = {}) {
+      const {
         autoAddCreatedAt = true,
         autoAddUpdatedAt = true,
-    ) {
+        multipleUniqueConstraints,
+      } = options;
+
       let indices = [];
 
       let schemaString = schema
@@ -45,17 +46,19 @@ module.exports = (db) => {
 
       // add created at and updated at
       if (autoAddCreatedAt) {
-        schemaString = `
-          createdAt DATETIME DEFAULT CURRENT_TIMESTAMP,
-          ${schemaString}
-        `;
+        schemaString = `${schemaString}, createdAt DATETIME DEFAULT CURRENT_TIMESTAMP`;
       }
 
       if (autoAddUpdatedAt) {
-        schemaString = `
-          updatedAt DATETIME DEFAULT CURRENT_TIMESTAMP,
-          ${schemaString}
-        `;
+        schemaString = `${schemaString}, updatedAt DATETIME DEFAULT CURRENT_TIMESTAMP`;
+      }
+
+      if (multipleUniqueConstraints) {
+        schemaString = `${schemaString}, CONSTRAINT ${
+          multipleUniqueConstraints.name
+        } UNIQUE (${multipleUniqueConstraints.fields
+          .map((field) => field)
+          .join(' ,')})`;
       }
 
       let indicesString = indices