const { DataTypes } = require('sequelize');
const { sequelize } = require('../config/database');

const GradeSummary = sequelize.define('grade_summaries', {
  id: { type: DataTypes.UUID, defaultValue: DataTypes.UUIDV4, primaryKey: true },
  student_id: { type: DataTypes.UUID, allowNull: false },
  subject_id: { type: DataTypes.UUID, allowNull: false },
  academic_year_id: { type: DataTypes.UUID, allowNull: false },
  semester: { type: DataTypes.INTEGER },
  average_score: { type: DataTypes.DECIMAL(5, 2) },
  final_grade: { type: DataTypes.STRING(5) },
  created_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
  updated_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
}, {
  tableName: 'grade_summaries',
  timestamps: true,
  underscored: true,
});

module.exports = GradeSummary;