import warning from '../_util/warning'

// These props make sure that the SVG behaviours like general text.
// Reference: https://blog.prototypr.io/align-svg-icons-to-text-and-say-goodbye-to-font-icons-d44b3d7b26b4
export const svgBaseProps = {
  width: '1em',
  height: '1em',
  fill: 'currentColor',
  'aria-hidden': 'true',
  focusable: 'false',
}

const fillTester = /-fill$/
const outlineTester = /-o$/
const twoToneTester = /-twotone$/

export function getThemeFromTypeName (type) {
  let result = null
  if (fillTester.test(type)) {
    result = 'filled'
  } else if (outlineTester.test(type)) {
    result = 'outlined'
  } else if (twoToneTester.test(type)) {
    result = 'twoTone'
  }
  return result
}

export function removeTypeTheme (type) {
  return type
    .replace(fillTester, '')
    .replace(outlineTester, '')
    .replace(twoToneTester, '')
}

export function withThemeSuffix (type, theme) {
  let result = type
  if (theme === 'filled') {
    result += '-fill'
  } else if (theme === 'outlined') {
    result += '-o'
  } else if (theme === 'twoTone') {
    result += '-twotone'
  } else {
    warning(false, `This icon '${type}' has unknown theme '${theme}'`)
  }
  return result
}

// For alias or compatibility
export function alias (type) {
  switch (type) {
    case 'cross':
      return 'close'
    default:
  }
  return type
}