import { DateTime } from 'luxon'
import { BaseModel, belongsTo, column, computed, hasMany } from '@adonisjs/lucid/orm'
import type { BelongsTo, HasMany } from '@adonisjs/lucid/types/relations'
import ComputerState from '#models/computer_state'
import ComputerPicture from '#models/computer_picture'
import Component from '#models/component'

export default class Computer extends BaseModel {
  @column({ isPrimary: true })
  declare id: number

  @column()
  declare title: string

  @column()
  declare sellPrice: number

  @column()
  declare gpuScore: number

  @column()
  declare cpuScore: number

  @column()
  declare globalScore: number

  @column({ serializeAs: null })
  declare stateId: number

  @belongsTo(() => ComputerState, {
    foreignKey: 'stateId',
  })
  declare state: BelongsTo<typeof ComputerState>

  @hasMany(() => Component)
  declare components: HasMany<typeof Component>

  @hasMany(() => ComputerPicture, {
    foreignKey: 'computerId',
  })
  declare pictures: HasMany<typeof ComputerPicture>

  @column({ serializeAs: null })
  declare userId: number

  @column.dateTime({ autoCreate: true })
  declare createdAt: DateTime

  @column.dateTime({ autoCreate: true, autoUpdate: true })
  declare updatedAt: DateTime | null

  @computed()
  get cost(): number {
    if (!this.$preloaded.components) {
      console.warn('Components not preloaded, cost may be incorrect')
      return 0
    }
    return this.components.reduce((total, component) => total + Number(component.price), 0)
  }
}