import { nonHumanMeasurements } from './non-human-measurements.mjs'
import { measurements, withBreasts, withoutBreasts } from '@freesewing/models'
import chai from 'chai'

const expect = chai.expect
const models = { withBreasts, withoutBreasts }

// Some patterns are different
const isGarment = design => ([
  'rendertest',
  'tutorial',
  'examples',
  'legend',
  'plugintest',
].indexOf(design) === -1)

// Some patterns are deprecated and won't support more stringent doll/giant tests
const deprecated = ['theo']

/*
 * This runs unit tests for pattern drafting
 * It expects the following:
 *
 * @param string me: Name of the pattern (eg 'aaron')
 * @param object Pattern: pattern constructor
 * @param boolean log: Set to true to log errors
 */
export const testPatternDrafting = (design, Pattern, log=false) => {
  // Load non-human measurements
  const nonHuman = nonHumanMeasurements(models)

  // Helper method to try/catch pattern drafting
  const doesItDraftAndRender = (pattern, log=false) => {
    try {
      pattern.draft().render()
      if (pattern.events.error.length < 1) return true
      if (log) console.log(pattern.events.error)
      return false
    } catch (err) {
      if (log) console.log(err)
      return false
    }
  }

  // FIXME: Just use womenswear measurements, as they should always work
  const breasts = true
  const ourModels = withBreasts
  //const measies = measurements.womenswear.size34

  /*
   * Draft pattern for different models
   */
  if (isGarment(design)) {
    it('Draft for humans:', () => true)

    for (let size in ourModels) {
      it(`  - Drafting for ${size} (${breasts ? 'with' : 'no'} breasts)`, () => {
        expect(
          doesItDraftAndRender(
            new Pattern({
              measurements: ourModels[size]
            }), log
          )
        ).to.equal(true)
      })
    }

    if (deprecated.indexOf(design) === -1) {
      // Do the same for fantastical models (dolls, giants)
      it('Draft for dolls:', () => true)

      for (let size in nonHuman[breasts ? 'withBreasts' : 'withoutBreasts'].dolls) {
        it(`  - Drafting for ${size} (${breasts ? 'with' : 'no'} breasts)`, () => {
          expect(
            doesItDraftAndRender(
              new Pattern({
                measurements: nonHuman[breasts ? 'withBreasts' : 'withoutBreasts'].dolls[size]
              }), log
            )
          ).to.equal(true)
        })
      }

      it('Draft for giants:', () => true)

      for (let size in nonHuman[breasts ? 'withBreasts' : 'withoutBreasts'].giants) {
        it(`  - Drafting for ${size} (${breasts ? 'with' : 'no'} breasts)`, () => {
          expect(
            doesItDraftAndRender(
              new Pattern({
                measurements: nonHuman[breasts ? 'withBreasts' : 'withoutBreasts'].giants[size]
              }), log
            )
          ).to.equal(true)
        })
      }
    }
  }


  /*
   * Draft parts individually
   */
  it('Draft parts individually:', () => true)
  const parts = Pattern.config.parts || []
  for (const name of parts) {
    it(`  - ${name} should draft and render on its own`, () => {
      expect(
        doesItDraftAndRender(
          new Pattern({
            measurements: ourModels.size34,
            only: [name]
          }), log
        )
      ).to.equal(true)
    })
  }

  /*
   * Draft a paperless non-detailed pattern
   */
  it('Draft paperless non-detailed pattern:', () => true)
  if (isGarment(design)) {
    for (const sa of [0,10]) {
      it(`  - Drafting paperless non-detailed pattern for size-40 (${breasts ? 'with' : 'no'} breasts) sa: ${sa}`, () => {
        expect(
          doesItDraftAndRender(
            new Pattern({
              measurements: ourModels.size40,
              complete: false,
              paperless: true,
              sa
            }), log
          )
        ).to.equal(true)
      })
    }
  }
}