const mongoose = require('mongoose');

const RolePermSchema = new mongoose.Schema({
  role: { type: mongoose.Schema.Types.ObjectId, ref: 'Role', required: true },
  permission: { type: mongoose.Schema.Types.ObjectId, ref: 'Permission', required: true }
}, { timestamps: true });

// 索引
RolePermSchema.index({ role: 1, permission: 1 }, { unique: true });
RolePermSchema.index({ role: 1 });
RolePermSchema.index({ permission: 1 });

module.exports = mongoose.model('RolePerm', RolePermSchema);