E-mail obfuscator for boop app

boop-obfuscate-e-mail.js

/**
  {
    "api":1,
    "name":"Obfuscate E-Mail",
    "description":"Obfuscates email address, uses alternating decimal code and hexadecimal code to make decryption difficult for harvesters.",
    "author":"derralf",
    "icon":"quote",
    "tags":"encode,mail,obfuscate"
  }
**/

function main(state) {
    
    let originalString = state.text;
	let encodedString = '';
	let nowCodeString = '';
	let originalLength = originalString.length;
	
	state.text = originalString;
	
	for (let i = 0; i < originalLength; i++) {
		
		// Switch encoding odd/even
		let encodeMode = (i%2 == 0) ? 1 : 2;
		
		switch (encodeMode) {
			case 1:
				// Decimal code
				nowCodeString = '&#' + originalString[i].charCodeAt(0) + ';';
				break;
			case 2:
				// Hexadecimal code
				nowCodeString = '&#x' + originalString[i].charCodeAt(0).toString(16) + ';';
				break;
			default:
				state.postError("ERROR: wrong encoding mode.");
		}
		
		encodedString += nowCodeString;
		
	}
	
	state.text = encodedString;
  
}