import mongoose from 'mongoose';
import { generateId } from '../../utils.js';
const { Schema } = mongoose;

// Filament base - cost and tax; color and cost override at FilamentSKU
const filamentSchema = new mongoose.Schema({
  _reference: { type: String, default: () => generateId()() },
  name: { required: true, type: String },
  barcode: { required: false, type: String },
  url: { required: false, type: String },
  image: { required: false, type: Buffer },
  material: { type: Schema.Types.ObjectId, ref: 'material', required: true },
  diameter: { required: true, type: Number },
  density: { required: true, type: Number },
  emptySpoolWeight: { required: true, type: Number },
  cost: { type: Number, required: false },
  costTaxRate: { type: Schema.Types.ObjectId, ref: 'taxRate', required: false },
  costWithTax: { type: Number, required: false },
}, { timestamps: true });

filamentSchema.virtual('id').get(function () {
  return this._id;
});

filamentSchema.set('toJSON', { virtuals: true });

filamentSchema.statics.recalculate = async function (filament, user) {
  const filamentSkuModel = mongoose.model('filamentSku');
  const skus = await filamentSkuModel.find({ filament: filament._id }).select('_id').lean();
  for (const sku of skus) {
    await filamentSkuModel.recalculate(sku, user);
  }
};

export const filamentModel = mongoose.model('filament', filamentSchema);