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

type InputProps = {
  id?: string
  label?: string
  name?: string
  autocomplete?: string
  modelValue?: string | null
  inputClass?: string
  labelClass?: string
  groupClass?: string
  required?: boolean
  maxLength?: number | string
  minLength?: number | string
  disabled?: boolean
  readonly?: boolean
  hint?: string
  error?: string
  success?: string
  iconName?: string
  iconPosition?: 'left' | 'right'
  iconSize?: string | number
  iconColor?: string
}

const InputForTest = Input as DefineComponent<InputProps>

const mountInput = (props: InputProps = {}) =>
  mount(InputForTest, {
    props,
    global: {
      stubs: {
        IconifyIcon: {
          template: '<span data-test="icon" v-bind="$attrs" />',
        },
      },
    },
  })

describe('MalioInputText', () => {
  it('renders the initial input value', () => {
    const wrapper = mountInput({modelValue: 'initialValueTest'})

    expect(wrapper.get('input').element.value).toBe('initialValueTest')
  })

  it('renders the label text', () => {
    const wrapper = mountInput({label: 'labelTest'})

    expect(wrapper.get('label').text()).toBe('labelTest')
  })

  it('applies the name attribute', () => {
    const wrapper = mountInput({name: 'nameTest'})

    expect(wrapper.get('input').attributes('name')).toBe('nameTest')
  })

  it('uses provided id on input and label', () => {
    const wrapper = mountInput({id: 'custom-id', label: 'Label'})

    expect(wrapper.get('input').attributes('id')).toBe('custom-id')
    expect(wrapper.get('label').attributes('for')).toBe('custom-id')
  })

  it('keeps the default rounded class on input', () => {
    const wrapper = mountInput()

    expect(wrapper.get('input').classes()).toContain('rounded-md')
  })

  it('generates an id when missing and reuses it on label', () => {
    const wrapper = mountInput({label: 'Label'})

    const inputId = wrapper.get('input').attributes('id')

    expect(inputId?.startsWith('malio-input-text-')).toBe(true)
    expect(wrapper.get('label').attributes('for')).toBe(inputId)
  })

  it('applies the autocomplete attribute', () => {
    const wrapper = mountInput({autocomplete: 'autocompleteTest'})

    expect(wrapper.get('input').attributes('autocomplete')).toBe('autocompleteTest')
  })

  it('does not set required when false', () => {
    const wrapper = mountInput({required: false})

    expect(wrapper.get('input').attributes('required')).toBeUndefined()
  })

  it('sets required when true', () => {
    const wrapper = mountInput({required: true})

    expect(wrapper.get('input').attributes('required')).toBeDefined()
  })

  it('does not set readonly when false', () => {
    const wrapper = mountInput({readonly: false})

    expect(wrapper.get('input').attributes('readonly')).toBeUndefined()
  })

  it('sets readonly when true', () => {
    const wrapper = mountInput({readonly: true})

    expect(wrapper.get('input').attributes('readonly')).toBeDefined()
  })

  it('does not set disabled and keeps text cursor when false', () => {
    const wrapper = mountInput({disabled: false})

    expect(wrapper.get('input').attributes('disabled')).toBeUndefined()
    expect(wrapper.get('input').classes()).toContain('cursor-text')
  })

  it('sets disabled styles when true', () => {
    const wrapper = mountInput({disabled: true})

    expect(wrapper.get('input').attributes('disabled')).toBeDefined()
    expect(wrapper.get('input').classes()).toContain('cursor-not-allowed')
    expect(wrapper.get('input').classes()).toContain('text-black/60')
  })

  it('emits update:modelValue on input change', async () => {
    const wrapper = mountInput({modelValue: ''})

    await wrapper.get('input').setValue('new value')

    expect(wrapper.emitted('update:modelValue')?.[0]).toEqual(['new value'])
  })

  it('applies maxLength to input', () => {
    const wrapper = mountInput({maxLength: 25})

    expect(wrapper.get('input').attributes('maxlength')).toBe('25')
  })

  it('applies minLength to input', () => {
    const wrapper = mountInput({minLength: 25})

    expect(wrapper.get('input').attributes('minlength')).toBe('25')
  })

  it('applies labelClass on label', () => {
    const wrapper = mountInput({label: 'Label', labelClass: 'text-red-500'})

    expect(wrapper.get('label').classes()).toContain('text-red-500')
  })

  it('applies inputClass on input', () => {
    const wrapper = mountInput({inputClass: 'text-sm'})

    expect(wrapper.get('input').classes()).toContain('text-sm')
  })

  it('shows error message without label and icon', () => {
    const wrapper = mountInput({error: 'Error message test'})

    expect(wrapper.get('p.text-m-error').text()).toBe('Error message test')
    expect(wrapper.get('input').classes()).toContain('border-m-error')
    expect(wrapper.get('input').attributes('aria-invalid')).toBe('true')
    expect(wrapper.get('p').classes()).toContain('text-m-error')
  })

  it('shows error message with label and without icon', () => {
    const wrapper = mountInput({error: 'Error message test', label: 'Error message'})

    expect(wrapper.get('p.text-m-error').text()).toBe('Error message test')
    expect(wrapper.get('input').classes()).toContain('border-m-error')
    expect(wrapper.get('label').classes()).toContain('text-m-error')
    expect(wrapper.get('p').classes()).toContain('text-m-error')
  })

  it('shows error message with label and icon', () => {
    const wrapper = mountInput({
      error: 'Error message test',
      label: 'Error message',
      iconName: 'mdi:key-outline',
    })

    expect(wrapper.get('p.text-m-error').text()).toBe('Error message test')
    expect(wrapper.get('input').classes()).toContain('border-m-error')
    expect(wrapper.get('label').classes()).toContain('text-m-error')
    expect(wrapper.get('[data-test="icon"]').classes()).toContain('text-m-error')
    expect(wrapper.get('p').classes()).toContain('text-m-error')
  })

  it('shows error message with icon and without label', () => {
    const wrapper = mountInput({error: 'Error message test', iconName: 'mdi:key-outline'})

    expect(wrapper.get('p.text-m-error').text()).toBe('Error message test')
    expect(wrapper.get('input').classes()).toContain('border-m-error')
    expect(wrapper.get('[data-test="icon"]').classes()).toContain('text-m-error')
  })

  it('shows success message without label and icon', () => {
    const wrapper = mountInput({success: 'Success message test'})

    expect(wrapper.get('p.text-m-success').text()).toBe('Success message test')
    expect(wrapper.get('input').classes()).toContain('border-m-success')
  })

  it('shows success message with label and without icon', () => {
    const wrapper = mountInput({success: 'Success message test', label: 'Success message'})

    expect(wrapper.get('p.text-m-success').text()).toBe('Success message test')
    expect(wrapper.get('input').classes()).toContain('border-m-success')
    expect(wrapper.get('label').classes()).toContain('text-m-success')
  })

  it('shows success message with label and icon', () => {
    const wrapper = mountInput({
      success: 'Success message test',
      label: 'Success message',
      iconName: 'mdi:key-outline',
    })

    expect(wrapper.get('p.text-m-success').text()).toBe('Success message test')
    expect(wrapper.get('input').classes()).toContain('border-m-success')
    expect(wrapper.get('label').classes()).toContain('text-m-success')
    expect(wrapper.get('[data-test="icon"]').classes()).toContain('text-m-success')
  })

  it('shows success message with icon and without label', () => {
    const wrapper = mountInput({success: 'Success message test', iconName: 'mdi:key-outline'})

    expect(wrapper.get('p.text-m-success').text()).toBe('Success message test')
    expect(wrapper.get('input').classes()).toContain('border-m-success')
    expect(wrapper.get('[data-test="icon"]').classes()).toContain('text-m-success')
  })

  it('prioritizes error over success when both are provided', () => {
    const wrapper = mountInput({
      error: 'Error message test',
      success: 'Success message test',
    })

    expect(wrapper.find('p.text-m-error').exists()).toBe(true)
    expect(wrapper.get('p.text-m-error').text()).toBe('Error message test')
    expect(wrapper.find('p.text-m-success').exists()).toBe(false)
    expect(wrapper.get('input').classes()).toContain('border-m-error')
    expect(wrapper.get('input').classes()).not.toContain('border-m-success')
  })

  it('shows hint message', () => {
    const wrapper = mountInput({hint: 'Hint message test'})

    expect(wrapper.get('p.text-m-muted').text()).toBe('Hint message test')
  })

  it('does not render label when label prop is missing', () => {
    const wrapper = mountInput({labelClass: 'text-red-500'})

    expect(wrapper.find('label').exists()).toBe(false)
  })

  it('renders icon with default positioning and muted color', () => {
    const wrapper = mountInput({iconName: 'mdi:key-outline'})

    expect(wrapper.get('[data-test="icon"]').classes()).toContain('text-m-muted')
    expect(wrapper.get('[data-test="icon"]').classes()).toContain('pointer-events-none')
    expect(wrapper.get('[data-test="icon"]').classes()).toContain('absolute')
    expect(wrapper.get('[data-test="icon"]').classes()).toContain('right-2')
    expect(wrapper.get('[data-test="icon"]').classes()).toContain('top-1/2')
    expect(wrapper.get('[data-test="icon"]').classes()).toContain('-translate-y-1/2')
  })

  it('renders icon on the left when requested', () => {
    const wrapper = mountInput({
      iconName: 'mdi:key-outline',
      iconPosition: 'left',
      label: 'Password',
    })

    expect(wrapper.get('[data-test="icon"]').classes()).toContain('left-2')
    expect(wrapper.get('input').classes()).toContain('!pl-11')
    expect(wrapper.get('label').classes()).toContain('left-8')
  })

  it('passes icon size props to icon component', () => {
    const wrapper = mountInput({iconName: 'mdi:key-outline', iconSize: '24'})

    expect(wrapper.get('[data-test="icon"]').attributes('width')).toBe('24')
    expect(wrapper.get('[data-test="icon"]').attributes('height')).toBe('24')
  })

  it('applies icon color class', () => {
    const wrapper = mountInput({iconName: 'mdi:key-outline', iconColor: 'text-m-primary'})

    expect(wrapper.get('[data-test="icon"]').classes()).toContain('text-m-primary')
  })
})