/**
 * Created by Omar on 5/3/2017.
 */
import * as PINGenerator from "../index";
import * as readline from "readline";
import * as fs from "fs";

var charSet = new PINGenerator.CharSet();

charSet.addLowerCaseAlpha().addUpperCaseAlpha().addNumeric().randomize().removeChar("");
console.log(charSet.toString());
console.log(PINGenerator.generateStringSync(10, charSet));

function padToLength(str: string, header: string) {
    var s = str;
    while(s.length < header.length) {
        s+=" ";
    }
    return s;
}

var i = 0;
var created = {};
var collisionCount = 0;
var header =
process.stdout.write("Collision | Generation | Collided String | Collision Chance\n");
process.stdout.write("----------|------------|-----------------|----------------- \n");
while(true) {
    i++;
    let collide = false;
    //var pin = PINGenerator.generatePinSync(4);
    var pin = PINGenerator.generateStringSync(5, charSet);
    if(created[pin]) { collisionCount++; collide = true; }
    else created[pin] = true;
    readline.cursorTo(process.stdout, 0);
    process.stdout.write(""+i + " Collisions: " + collisionCount);
    if(collide) {
        readline.cursorTo(process.stdout, 0);
        process.stdout.write(`${padToLength(""+collisionCount, "Collision")} | ${padToLength(""+i, "Generation")} | ${padToLength(pin, "Collided String")} | ${""+(collisionCount/i)}\n`);
    }

}
/*
var generated = {};
for(var i=0; i<500000; i++) {
    var pin = PINGenerator.generatePinSync(8);
    if(!generated[pin]) generated[pin] = 0;
    generated[pin]++;
}

for(var i=0; i<(Math.pow(10, 8)); i++) {
    var str = ""+i;
    while(str.length < 4) str = "0"+str;
    if(!generated[str]) generated[str] = 0;
}

var out = [];
for(var g in generated) {
    var p = generated[g];
    out.push({
        PIN: g,
        Count: p
    });
}
out.sort((a, b)=> {
    return parseInt(a.PIN) > parseInt(b.PIN) ? 1.0 : -1.0
});
var outF = "";
for(var o of out) {
    outF+=""+(parseInt(o.PIN)/10000.0)+","+o.Count+'\n';
}





fs.writeFileSync("temp/out.csv", outF);
process.exit();*/