import { describe, expect, it } from 'vitest'
import { deriveFieldKey, deriveTypeKey } from '@/lib/schemaBuilderKeys'

describe('type key from the name', () => {
	it.each([
		['Events', 'events'],
		['Press mentions', 'press-mentions'],
		['Café & Bar', 'cafe-bar'],
		['  Job   openings!  ', 'job-openings'],
		['2026 Awards', '2026-awards'],
		['!!!', ''],
		['', ''],
	])('%j gives %j', (name, key) => {
		expect(deriveTypeKey(name)).toBe(key)
	})

	it('keeps the first 40 characters of a long name', () => {
		const name = 'abcdefghij'.repeat(6)

		expect(deriveTypeKey(name)).toBe(name.slice(0, 40))
	})

	it('drops a hyphen left at the end by the cut', () => {
		const name = `${'a'.repeat(39)} bbbbbbbbbb`

		expect(deriveTypeKey(name)).toBe('a'.repeat(39))
	})
})

describe('field key from the label', () => {
	it.each([
		['Title', 'title'],
		['Starts on', 'starts_on'],
		['Éléments', 'elements'],
		['Ends on (date)', 'ends_on_date'],
		['2nd room', 'nd_room'],
		['!!!', ''],
		['', ''],
	])('%j gives %j', (label, key) => {
		expect(deriveFieldKey(label, [])).toBe(key)
	})

	it('adds _2 when the key already exists, then _3', () => {
		expect(deriveFieldKey('Title', ['title'])).toBe('title_2')
		expect(deriveFieldKey('Title', ['title', 'title_2'])).toBe('title_3')
	})

	it('keeps the first 40 characters of a long label', () => {
		const label = 'abcdefghij'.repeat(6)

		expect(deriveFieldKey(label, [])).toBe(label.slice(0, 40))
	})

	it('keeps the suffixed key within 40 characters', () => {
		const long = 'a'.repeat(40)

		const key = deriveFieldKey(long, [long])

		expect(key).toBe(`${'a'.repeat(38)}_2`)
	})
})