Awesome
bip21
A BIP21 compatible URL encoding library.
Example
var bip21 = require('bip21')
var decoded = bip21.decode('bitcoin:1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH?amount=20.3&label=Foobar')
console.log(decoded)
// { address: '1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH',
// options: {
// amount: 20.3,
// label: 'Foobar' }
// }
//
// WARNING: Remember to error check the `.address`!
console.log(bip21.encode('1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH'))
// => bitcoin:1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH
console.log(bip21.encode('1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH', {
amount: 20.3,
label: 'Foobar'
}))
// => bitcoin:1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH?amount=20.3&label=Foobar