add changes

backend/models/GuestSettings.js

@@ -0,0 +1,114 @@
+const { v4: uuidv4 } = require('uuid');
+
+module.exports = (sequelize, DataTypes) => {
+  const GuestSettings = sequelize.define('GuestSettings', {
+    id: {
+      type: DataTypes.CHAR(36),
+      primaryKey: true,
+      defaultValue: () => uuidv4(),
+      allowNull: false,
+      comment: 'UUID primary key'
+    },
+    maxQuizzes: {
+      type: DataTypes.INTEGER,
+      allowNull: false,
+      defaultValue: 3,
+      validate: {
+        min: {
+          args: [1],
+          msg: 'Maximum quizzes must be at least 1'
+        },
+        max: {
+          args: [50],
+          msg: 'Maximum quizzes cannot exceed 50'
+        }
+      },
+      field: 'max_quizzes',
+      comment: 'Maximum number of quizzes a guest can take'
+    },
+    expiryHours: {
+      type: DataTypes.INTEGER,
+      allowNull: false,
+      defaultValue: 24,
+      validate: {
+        min: {
+          args: [1],
+          msg: 'Expiry hours must be at least 1'
+        },
+        max: {
+          args: [168],
+          msg: 'Expiry hours cannot exceed 168 (7 days)'
+        }
+      },
+      field: 'expiry_hours',
+      comment: 'Guest session expiry time in hours'
+    },
+    publicCategories: {
+      type: DataTypes.JSON,
+      allowNull: false,
+      defaultValue: [],
+      get() {
+        const value = this.getDataValue('publicCategories');
+        if (typeof value === 'string') {
+          try {
+            return JSON.parse(value);
+          } catch (e) {
+            return [];
+          }
+        }
+        return value || [];
+      },
+      set(value) {
+        this.setDataValue('publicCategories', JSON.stringify(value));
+      },
+      field: 'public_categories',
+      comment: 'Array of category UUIDs accessible to guests'
+    },
+    featureRestrictions: {
+      type: DataTypes.JSON,
+      allowNull: false,
+      defaultValue: {
+        allowBookmarks: false,
+        allowReview: true,
+        allowPracticeMode: true,
+        allowTimedMode: false,
+        allowExamMode: false
+      },
+      get() {
+        const value = this.getDataValue('featureRestrictions');
+        if (typeof value === 'string') {
+          try {
+            return JSON.parse(value);
+          } catch (e) {
+            return {
+              allowBookmarks: false,
+              allowReview: true,
+              allowPracticeMode: true,
+              allowTimedMode: false,
+              allowExamMode: false
+            };
+          }
+        }
+        return value || {
+          allowBookmarks: false,
+          allowReview: true,
+          allowPracticeMode: true,
+          allowTimedMode: false,
+          allowExamMode: false
+        };
+      },
+      set(value) {
+        this.setDataValue('featureRestrictions', JSON.stringify(value));
+      },
+      field: 'feature_restrictions',
+      comment: 'Feature restrictions for guest users'
+    }
+  }, {
+    tableName: 'guest_settings',
+    timestamps: true,
+    underscored: true,
+    comment: 'System-wide guest user settings'
+  });
+
+  return GuestSettings;
+};