const mongoose = require('mongoose')
const mongoosePaginate = require('mongoose-paginate-v2')
const timestamp = require('mongoose-timestamp')

const walletTransactionSchema = new mongoose.Schema({
  user: {
    type: mongoose.Schema.Types.ObjectId,
    ref: 'User',
    required: true,
    index: true
  },
  bucket: {
    type: String,
    enum: ['shop', 'gift', 'charged', 'academy', 'project', 'booking'],
    required: true,
    index: true
  },
  /** Only set for bucket:'shop' entries — lets a seller with multiple shops drill into one. */
  shop: {
    type: mongoose.Schema.Types.ObjectId,
    ref: 'Shop',
    default: null,
    index: true
  },
  type: {
    type: String,
    enum: ['credit', 'debit'],
    required: true
  },
  amount: {
    type: Number,
    required: true
  },
  referenceType: {
    type: String,
    enum: ['order', 'withdrawal', 'payment', null],
    default: null
  },
  referenceId: {
    type: mongoose.Schema.Types.ObjectId,
    default: null
  },
  description: {
    type: String,
    trim: true,
    default: null
  }
})

walletTransactionSchema.plugin(timestamp)
walletTransactionSchema.plugin(mongoosePaginate)

const WalletTransactionModel = mongoose.model('WalletTransaction', walletTransactionSchema)
module.exports = WalletTransactionModel