/**
 * Check if an object is not empty.
 * @param {Object} obj - The object to check.
 * @returns {boolean} - Returns true if the object is not empty, false otherwise.
 */
export const isObjectNotEmpty = (obj) => {
  if (!obj) {
    return false
  }
  return Object.keys(obj).length > 0
}

/**
 * ex) const params = {page:10, searchDvsnCd: 20}
 * @param {*} params
 * @returns page=10&searchDvsnCd=20
 */
export const queryStringFormatter = (params = {}) => {
  const queries = []
  Object.keys(params).forEach((parameterKey) => {
    const parameterValue = params[parameterKey]

    if (parameterValue === undefined || parameterValue === null) {
      return
    }

    // string trim
    if (typeof parameterValue === 'string' && !parameterValue.trim()) {
      return
    }

    // array to query string
    if (Array.isArray(parameterValue)) {
      // primitive type
      if (parameterValue.every((v) => typeof v === 'number' || typeof v === 'string')) {
        queries.push(`${encodeURIComponent(parameterKey)}=${parameterValue.map((v) => encodeURIComponent(v)).join(',')}`)
        return
      }
      // reference type
      if (parameterValue.every((v) => typeof v === 'object' && v !== null)) {
        parameterValue.map((pv, i) => {
          return Object.keys(pv).forEach((valueKey) => {
            queries.push(`${encodeURIComponent(`${parameterKey}[${i}].${valueKey}`)}=${encodeURIComponent(pv[valueKey])}`)
          })
        })
        return
      }
    }
    // 나머지
    queries.push(`${encodeURIComponent(parameterKey)}=${encodeURIComponent(parameterValue)}`)
  })
  return queries.join('&')
}