import Ember from 'ember';


function shuffle(array) {
		var currentIndex = array.length;
		var temporaryValue;
		var randomIndex;

			// While there remain elements to shuffle...
			while (0 !== currentIndex) {

				// Pick a remaining element...
				randomIndex = Math.floor(Math.random() * currentIndex);
				currentIndex -= 1;

				// And swap it with the current element.
				temporaryValue = array[currentIndex];
				array[currentIndex] = array[randomIndex];
				array[randomIndex] = temporaryValue;
			}

		return array;
	}

export default Ember.Controller.extend({

	taskData: [],
	personData: [],
	taskIn: ' ',
	personIn: ' ',



	  actions: {

		saveTask() {

			const task = this.get("taskIn");
			this.taskData.push(task);
		},

		savePerson()
		{
			const person = this.get("personIn");
			this.personData.push(person);
		},

		print(){
			var taskString;

			//this.taskData.remove(0);
			for(var i = 0; i < this.taskData.length; i++)
			{
				taskString = taskString + this.taskData[i];
			}
			alert(taskString);
			//alert(this.personData);
		},

		//algorithm to match up tasks with people
		assign(){


			let newTaskD = shuffle(this.taskData);
			let newPersonD = shuffle(this.personData);
			var out = '';


			if(newTaskD.length === newPersonD.length){ //3

				for(var i = 0; i <= newPersonD.length; i++){
					out += " " + newPersonD[i] + "" + "->" + "" + newTaskD[i] + "\r";
				}
			}

			if(newTaskD.length > newPersonD.length){  //2


				if(newTaskD.length % newPersonD.length === 0){

					var num = newTaskD / newPersonD;

					for()
				}


				var personCount = 0;

				for(var j = 0; j < newTaskD.length; j++){

					if(personCount != newPersonD.length){
					out += " " + newPersonD[personCount];
					}
					personCount++;

					out += " " + "->" + " " + newTaskD[j] + "\r";



				}

			}

			if(newPersonD.length > newTaskD.length){ //3


			}


			alert(out);
		}
	 }
});