GeneratorDisplay.swift

//
//  GeneratorDisplayViewController.swift
//  FitnessApp
//
//  Created by Varun Thomas on 20/11/2020.
//  Copyright © 2020 Varun Thomas. All rights reserved.
//

//

import UIKit

class GeneratorDisplay: UIViewController {

// titles and textfields for the workout list:
    
    //images and backgrounds
    
    @IBOutlet weak var workoutBackground: UIImageView!
    @IBOutlet weak var workoutBackground3: UIImageView!
    @IBOutlet weak var workoutBackground2: UIImageView!
    
    
    
    //titles
    @IBOutlet weak var Day1Calories: UILabel!
    @IBOutlet weak var Day2Calories: UILabel!
    @IBOutlet weak var Day3Calories: UILabel!
    @IBOutlet weak var TotalCalorieTitle: UILabel!
    @IBOutlet weak var weeklyCalories: UILabel!
    @IBOutlet weak var plan: UILabel!
    
    //textfields:
    
    //day1 display
    @IBOutlet weak var c1: UILabel!
    @IBOutlet weak var sq1: UILabel!
    @IBOutlet weak var sk1: UILabel!
    @IBOutlet weak var jj1: UILabel!
    @IBOutlet weak var j1: UILabel!
    
    //day2 display
    @IBOutlet weak var c2: UILabel!
    @IBOutlet weak var sq2: UILabel!
    @IBOutlet weak var sk2: UILabel!
    @IBOutlet weak var jj2: UILabel!
    @IBOutlet weak var j2: UILabel!
    
    
    //day 3 display
    @IBOutlet weak var C3: UILabel!
    @IBOutlet weak var sq3: UILabel!
    @IBOutlet weak var sk3: UILabel!
    @IBOutlet weak var jj3: UILabel!
    @IBOutlet weak var j3: UILabel!
    
    
    
    
    //loading up the user interface for Generator Display page
         override func viewDidLoad() {
        super.viewDidLoad()
        UITabBar.appearance().barTintColor = .black
        UITabBar.appearance().tintColor = .red
        
    }
    
    // presenting the GenerateSelection page when user clicks button
    @IBAction func presentSecondViewController() {
    
        let secondVC = storyboard?.instantiateViewController(identifier: "GenerateSelection") as! GenerateSelection
        secondVC.generateDelegate = self
        secondVC.modalPresentationStyle = .fullScreen
        secondVC.modalTransitionStyle = .crossDissolve
        present(secondVC, animated: true, completion: nil)
    }
    
 

}



// logic to display workouts when user selects and clicks on generate button on the generateSelection page.

extension GeneratorDisplay: userSelectionDelegate {
    func generate(kg: String, weeks: String) {
        
        
        let Day1Array = [c1 , sq1, sk1, jj1, j1]
        let Day2Array = [c2, sq2, sk2, jj2, j2]
        let Day3Array = [C3, sq3, sk3, jj3, j3]
        
        //calories are calculated
        let totalCalories = (Int(kg)! * 7700) / Int(weeks)!
        let day1Calories = (40 * totalCalories)/100
        let day2Calories = (35 * totalCalories)/100
        let day3Calories = (25 * totalCalories)/100
            
        
        //naming titles
        plan.text = "\(kg) kg in \(weeks) weeks"
        TotalCalorieTitle.text = "Total Calories: " + String(totalCalories * Int(weeks)!)
        weeklyCalories.text = "Weekly Calories: " + String(totalCalories)
        Day1Calories.text = "Day1: " + String(day1Calories) + "cal"
        Day2Calories.text = "Day2: " + String(day2Calories) + "cal"
        Day3Calories.text = "Day3: " + String(day3Calories) + "cal"
      
        
            // workout list 1
            

            // creating workouts
            let workout1 = generateWorkout(day1Calories)
            let workout2 = generateWorkout(day2Calories)
            let workout3 = generateWorkout(day3Calories)
            
            // assign workouts
            
        displayWorkouts(workout: workout1, display: Day1Array)
        displayWorkouts(workout: workout2, display: Day2Array)
        displayWorkouts(workout: workout3, display: Day3Array)

          //background image
        workoutBackground.image = UIImage(named: "WorkoutBackground")
        workoutBackground2.image = UIImage(named: "WorkoutBackground")
        workoutBackground3.image = UIImage(named: "WorkoutBackground")
        }
    }










extension GeneratorDisplay {
  
 
    //FUNCTION which creates the workout list
    
    func generateWorkout(_ cal:Int) -> Array<String> {

    var calorie = cal
    let exercises = [11:"Jumping Jacks", 12: "Jogging", 10: "Cycling", 8: "Squats", 16: "Skipping"]
    let key = [11,12,10,8,16]

    //ARRAY OF ALL EXERCISES
    var aList = [String]()


    //EXERCISES AND REPS
    var cycling1 = 0
    var squats1 = 0
    var skipping1 = 0
    var jumpingJacks1 = 0
    var jogging1 = 0


    //CREATING A NEW WORKOUT PLAN

    //DAY 1  -> CREATING A LIST OF ALL EXERCISES IN PLAN A
    while (calorie >= 0) {
        //generating a random key
        var randKey = Int.random(in: 0..<5)
        randKey = key[randKey]
        
        //adding the random exercise onto new list
        aList.append(exercises[randKey]!)
        calorie = calorie - randKey
    }


    //counting mins for each exercise
    for counter in 0...aList.count - 1{
        
        let exercise = aList[counter]
        switch exercise{
        case "Cycling":
            cycling1 += 1
        case "Squats":
            squats1 += 1
        case "Skipping":
            skipping1 += 1
        case "Jumping Jacks":
            jumpingJacks1 += 1
        case "Jogging":
            jogging1 += 1
        default:
            print("no exercise present")
        }
    }
    print(cycling1)

    // combining both exercise & mins and storing them in an array
    let ListOfworkouts = ["Cycling: " + String(cycling1) + " MINS ","Squats: " + String(squats1) + " MINS ", "Skipping: " + String(skipping1) + " MINS","Jumping Jacks: " + String(jumpingJacks1) + " MINS ", "Jogging: " + String(jogging1) + " MINS "]
        
        return ListOfworkouts

    }
    
    //function to display the workouts
    
    func displayWorkouts(workout: [String], display: [UILabel?]){
        
    for i in 0...workout.count-1 {
        // add code to display
        display[i]!.text = workout[i]
    }
}
}