const mongoose = require('mongoose');

const disputeSchema = new mongoose.Schema({
  disputeId: { type: String, required: true, unique: true },
  storeA: { type: mongoose.Schema.Types.ObjectId, ref: 'Store' },
  storeAName: { type: String },
  storeB: { type: mongoose.Schema.Types.ObjectId, ref: 'Store' },
  storeBName: { type: String },
  type: { type: String, enum: ['订单纠纷', '区域纠纷', '费用纠纷', '其他'], required: true },
  title: { type: String, required: true },
  content: { type: String },
  status: { type: String, enum: ['待处理', '处理中', '已解决'], default: '待处理' },
  result: { type: String },
  handler: { type: String },
  createdAt: { type: Date, default: Date.now },
  updatedAt: { type: Date, default: Date.now }
});

disputeSchema.pre('save', function(next) {
  if (!this.disputeId) {
    this.disputeId = `DISP${Date.now()}`;
  }
  this.updatedAt = new Date();
  next();
});

module.exports = mongoose.model('Dispute', disputeSchema);