export type TextDisplayFormat = {
  prefix?: string
  suffix?: string
  emptyText?: string
}

export type TextDeviceFormat = {
  decimalPlaces?: number
  showUnit?: boolean
}

export const formatTextDisplayValue = (
  value: unknown,
  { prefix = '', suffix = '', emptyText = '--' }: TextDisplayFormat = {}
) => {
  const text = value === null || value === undefined ? '' : String(value)
  if (text === '') {
    return emptyText
  }
  return `${prefix}${text}${suffix}`
}

export const formatTextDeviceValue = (
  value: unknown,
  unit: string | undefined,
  { decimalPlaces = 2, showUnit = true }: TextDeviceFormat = {}
) => {
  if (value === null || value === undefined || value === '') {
    return ''
  }

  const precision = Math.min(Math.max(Math.trunc(decimalPlaces), 0), 6)
  const text =
    typeof value === 'number' && Number.isFinite(value) ? value.toFixed(precision) : String(value)

  if (!showUnit || !unit) {
    return text
  }
  return `${text} ${unit}`
}