// Regex from: https://stackoverflow.com/a/68002755/4807782
// modified to accept numbers in the body of domain though
// examples of matches:
//  "vercel.com"
//  "www.vercel.com"
//  "uptime-monitor-fe.vercel.app"
//  "https://uptime-monitor-fe.vercel.app/"

// Supports wildcards, port numbers at the end, paths at the end and query params
const baseDomainRegex =
  /^((ftp|http|https):\/\/)?(www.)?(?!.*(ftp|http|https|www.))[a-zA-Z0-9_*-]+(\.[a-zA-Z0-9_*-]+)+((\/)[\w#]+)*(\/\w+\?[a-zA-Z0-9_]+=\w+(&[a-zA-Z0-9_]+=\w+)*)+(?:\.[a-z]+)*(?::\d+)?(?![^<]*(?:<\/\w+>|\/?>))(.*)?\/?(.)*?$/gm

// iOS deep linking scheme https://benoitpasquier.com/deep-linking-url-scheme-ios/
const appRegex =
  /^[a-z0-9]+([.][a-z0-9]+)*:\/(\/[-a-z0-9._~!$&'()*+,;=:@%]+)+(?:\.[a-z]+)*(?::\d+)?(?![^<]*(?:<\/\w+>|\/?>))(.*)?\/?(.)*?$/i

// Regex from https://stackoverflow.com/a/18696953/4807782
const localhostRegex = /^(?:^|\s)((https?:\/\/)?(?:localhost|[\w-]+(?:\.[\w-]+)+)(:\d+)?(\/\S*)?)/i

// "chrome-extension://<extension-id>"
const chromeExtensionRegex = /chrome-extension:\/\/([a-zA-Z]*)/gm

// combine the above regexes
export const domainRegex = new RegExp(
  `(${baseDomainRegex.source})|(${localhostRegex.source})|(${appRegex.source})|(${chromeExtensionRegex.source})`,
  'i'
)