import {afterEach, describe, expect, it} from 'vitest'
import {flushPromises, mount} from '@vue/test-utils'
import type {DefineComponent} from 'vue'
import InputRichText from './InputRichText.vue'

type InputRichTextProps = {
  id?: string
  label?: string
  modelValue?: string | null
  placeholder?: string
  minHeight?: string
  editable?: boolean
  disabled?: boolean
  readonly?: boolean
  hint?: string
  error?: string
  success?: string
  outputFormat?: 'markdown' | 'html'
  groupClass?: string
  labelClass?: string
  editorClass?: string
}

const InputRichTextForTest = InputRichText as DefineComponent<InputRichTextProps>

const mountComponent = async (props: InputRichTextProps = {}) => {
  const wrapper = mount(InputRichTextForTest, {
    props,
    attachTo: document.body,
  })
  await flushPromises()
  return wrapper
}

afterEach(() => {
  document.body.replaceChildren()
})

describe('MalioInputRichText', () => {
  it('renders the label and reuses a provided id', async () => {
    const wrapper = await mountComponent({id: 'custom-rt-id', label: 'Description'})

    const label = wrapper.get('label')
    expect(label.text()).toBe('Description')
    expect(label.attributes('for')).toBe('custom-rt-id')
    expect(wrapper.get('#custom-rt-id').exists()).toBe(true)
  })

  it('generates an id when missing', async () => {
    const wrapper = await mountComponent({label: 'Description'})

    const labelFor = wrapper.get('label').attributes('for')
    expect(labelFor?.startsWith('malio-input-rich-text-')).toBe(true)
  })

  it('renders the toolbar buttons in editable mode', async () => {
    const wrapper = await mountComponent({modelValue: ''})

    const buttons = wrapper.findAll('button[type="button"]')
    expect(buttons.length).toBeGreaterThanOrEqual(13)
    expect(wrapper.find('button[title="Gras"]').exists()).toBe(true)
    expect(wrapper.find('button[title="Italique"]').exists()).toBe(true)
    expect(wrapper.find('button[title="Lien"]').exists()).toBe(true)
    expect(wrapper.find('button[title="Couleur du texte"]').exists()).toBe(true)
    expect(wrapper.find('button[title="Surlignage"]').exists()).toBe(true)
    expect(wrapper.find('button[title="Annuler"]').exists()).toBe(true)
    expect(wrapper.find('button[title="Rétablir"]').exists()).toBe(true)
  })

  it('opens and closes the text color palette', async () => {
    const wrapper = await mountComponent({modelValue: ''})

    expect(wrapper.find('[aria-label="Palette couleur du texte"]').exists()).toBe(false)

    await wrapper.get('button[title="Couleur du texte"]').trigger('click')
    expect(wrapper.find('[aria-label="Palette couleur du texte"]').exists()).toBe(true)

    await wrapper.get('button[title="Couleur du texte"]').trigger('click')
    expect(wrapper.find('[aria-label="Palette couleur du texte"]').exists()).toBe(false)
  })

  it('opens the highlight palette and closes the color palette', async () => {
    const wrapper = await mountComponent({modelValue: ''})

    await wrapper.get('button[title="Couleur du texte"]').trigger('click')
    expect(wrapper.find('[aria-label="Palette couleur du texte"]').exists()).toBe(true)

    await wrapper.get('button[title="Surlignage"]').trigger('click')
    expect(wrapper.find('[aria-label="Palette de surlignage"]').exists()).toBe(true)
    expect(wrapper.find('[aria-label="Palette couleur du texte"]').exists()).toBe(false)
  })

  it('disables color and highlight buttons when readonly', async () => {
    const wrapper = await mountComponent({readonly: true, modelValue: ''})

    expect(wrapper.get('button[title="Couleur du texte"]').attributes('disabled')).toBeDefined()
    expect(wrapper.get('button[title="Surlignage"]').attributes('disabled')).toBeDefined()
  })

  it('does not render the toolbar in readonly display mode (editable=false)', async () => {
    const wrapper = await mountComponent({editable: false, modelValue: '**hi**'})

    expect(wrapper.find('button[title="Gras"]').exists()).toBe(false)
  })

  it('disables toolbar buttons when disabled', async () => {
    const wrapper = await mountComponent({disabled: true, modelValue: ''})

    const boldBtn = wrapper.get('button[title="Gras"]')
    expect(boldBtn.attributes('disabled')).toBeDefined()
  })

  it('disables toolbar buttons when readonly', async () => {
    const wrapper = await mountComponent({readonly: true, modelValue: ''})

    const boldBtn = wrapper.get('button[title="Gras"]')
    expect(boldBtn.attributes('disabled')).toBeDefined()
  })

  it('shows hint message in muted color', async () => {
    const wrapper = await mountComponent({hint: 'Helpful hint'})

    expect(wrapper.get('p.text-m-muted').text()).toBe('Helpful hint')
  })

  it('shows error state on wrapper, label and message', async () => {
    const wrapper = await mountComponent({label: 'Description', error: 'Editor error'})

    expect(wrapper.get('label').classes()).toContain('text-m-danger')
    expect(wrapper.get('p.text-m-danger').text()).toBe('Editor error')
    expect(wrapper.get('.rich-text-wrapper').classes()).toContain('border-m-danger')
  })

  it('shows success state on wrapper, label and message', async () => {
    const wrapper = await mountComponent({label: 'Description', success: 'Editor success'})

    expect(wrapper.get('label').classes()).toContain('text-m-success')
    expect(wrapper.get('p.text-m-success').text()).toBe('Editor success')
    expect(wrapper.get('.rich-text-wrapper').classes()).toContain('border-m-success')
  })

  it('prioritizes error over success', async () => {
    const wrapper = await mountComponent({error: 'Editor error', success: 'Editor success'})

    expect(wrapper.get('.rich-text-wrapper').classes()).toContain('border-m-danger')
    expect(wrapper.find('p.text-m-success').exists()).toBe(false)
    expect(wrapper.get('p.text-m-danger').text()).toBe('Editor error')
  })

  it('sets aria-invalid and aria-describedby on the editor content when error', async () => {
    const wrapper = await mountComponent({id: 'rt-aria', error: 'Boom'})

    const editorContent = wrapper.find('[aria-invalid="true"]')
    expect(editorContent.exists()).toBe(true)
    expect(editorContent.attributes('aria-describedby')).toBe('rt-aria-describedby')
  })

  it('renders initial markdown content visually', async () => {
    const wrapper = await mountComponent({modelValue: '## Mon titre\n\nUn paragraphe.'})

    const html = wrapper.html()
    expect(html).toContain('Mon titre')
    expect(html).toContain('Un paragraphe.')
  })
})