case.ts

import Case from 'case'

const originalToString = Object.prototype.toString

function isPlainObject (obj: any): boolean {
  return originalToString.call(obj) === '[object Object]'
}

export function toCamel (data: any): any {
  if (Array.isArray(data)) {
    return data.map((item) => toCamel(item))
  } else if (isPlainObject(data)) {
    const result: any = {}
    for (const key of Object.keys(data)) {
      result[Case.camel(key)] = toCamel(data[key])
    }
    return result
  } else {
    return data
  }
}

export function toPascal (data: any): any {
  if (Array.isArray(data)) {
    return data.map((item) => toPascal(item))
  } else if (isPlainObject(data)) {
    const result: any = {}
    for (const key of Object.keys(data)) {
      result[Case.pascal(key)] = toPascal(data[key])
    }
    return result
  } else {
    return data
  }
}

export function toSnake (data: any): any {
  if (Array.isArray(data)) {
    return data.map((item) => toSnake(item))
  } else if (isPlainObject(data)) {
    const result: any = {}
    for (const key of Object.keys(data)) {
      result[Case.snake(key)] = toSnake(data[key])
    }
    return result
  } else {
    return data
  }
}