import nullable from './nullable'
import isJson from './isJson'

export type RuleType = keyof typeof regs | 'json'
/* eslint-disable */
export const regs = {
  get email() {
    return /^((([a-zA-Z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-zA-Z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-zA-Z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-zA-Z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-zA-Z]|\d|-|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-zA-Z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-zA-Z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-zA-Z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-zA-Z]|\d|-|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-zA-Z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))$/
  },
  get integer() {
    return /^[-+]?[0-9]*$/
  },
  get number() {
    return /^-?(\d*\.)?\d+(e[-+]?\d+)?$/i
  },
  get tel() {
    return /^[\d\s ().-]+$/
  },
  get hex() {
    return /^#[0-9a-f]{6}?$/i
  },
  get rgb() {
    return new RegExp(
      '^rgb\\(\\s*(0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*,\\s*(0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*,\\s*(0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*\\)$'
    )
  },
  get rgba() {
    return new RegExp(
      '^rgba\\(\\s*(0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*,\\s*(0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*,\\s*(0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*,\\s*((0.[1-9]*)|[01])\\s*\\)$'
    )
  },
  get ipv4() {
    return /^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/
  },
  get url() {
    return new RegExp(
      '^' +
      // protocol identifier
      '(?:(?:https?|ftp)://)?' + // ** mod: make scheme optional
        // user:pass authentication
        '(?:\\S+(?::\\S*)?@)?' +
        '(?:' +
        // IP address exclusion
        // private & local networks
        // "(?!(?:10|127)(?:\\.\\d{1,3}){3})" +   // ** mod: allow local networks
        // "(?!(?:169\\.254|192\\.168)(?:\\.\\d{1,3}){2})" +  // ** mod: allow local networks
        // "(?!172\\.(?:1[6-9]|2\\d|3[0-1])(?:\\.\\d{1,3}){2})" +  // ** mod: allow local networks
        // IP address dotted notation octets
        // excludes loopback network 0.0.0.0
        // excludes reserved space >= 224.0.0.0
        // excludes network & broacast addresses
        // (first & last IP address of each class)
        '(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])' +
        '(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}' +
        '(?:\\.(?:[1-9]\\d?|1\\d\\d|2[0-4]\\d|25[0-4]))' +
        '|' +
        // host name
        '(?:(?:[a-zA-Z\\u00a1-\\uffff0-9]-*)*[a-zA-Z\\u00a1-\\uffff0-9]+)' +
        // domain name
        '(?:\\.(?:[a-zA-Z\\u00a1-\\uffff0-9]-*)*[a-zA-Z\\u00a1-\\uffff0-9]+)*' +
        // TLD identifier
        '(?:\\.(?:[a-zA-Z\\u00a1-\\uffff]{2,}))' +
        ')' +
        // port number
        '(?::\\d{2,5})?' +
        // resource path
        '(?:/\\S*)?' +
        '$'
    )
  },
}

/* eslint-enable */

export default (type: RuleType, message?: string | Function) =>
  nullable((value: unknown, _formdata: any, callback: (message?: boolean | Error) => void) => {
    let error

    if (typeof message === 'string') {
      error = new Error(message)
    }

    if (typeof message === 'function') {
      error = new Error(message())
    }

    if (type === 'json') {
      if (isJson(value)) callback(true)
      else callback(error)

      return
    }

    const reg = regs[type]
    if (!reg) {
      console.error(new Error(`Type '${type}' not existed.`))
      callback(new Error(`Validate failured. Type '${type}' not existed.`))
    }

    if (typeof value === 'string' && reg.test(value)) {
      callback(true)
    } else {
      callback(error)
    }
  })