index.js

'use strict';

//list of bats
//useful for ALL 5 steps
//could be an array of objects that you fetched from api or database
const bars = [{
  'id': 'f944a3ff-591b-4d5b-9b67-c7e08cba9791',
  'name': 'freemousse-bar',
  'pricePerHour': 50,
  'pricePerPerson': 20
}, {
  'id': '165d65ec-5e3f-488e-b371-d56ee100aa58',
  'name': 'solera',
  'pricePerHour': 100,
  'pricePerPerson': 40
}, {
  'id': '6e06c9c0-4ab0-4d66-8325-c5fa60187cf8',
  'name': 'la-poudriere',
  'pricePerHour': 250,
  'pricePerPerson': 80
}];

//list of current booking events
//useful for ALL steps
//the time is hour
//The `price` is updated from step 1 and 2
//The `commission` is updated from step 3
//The `options` is useful from step 4
const events = [{
  'id': 'bba9500c-fd9e-453f-abf1-4cd8f52af377',
  'booker': 'esilv-bde',
  'barId': 'f944a3ff-591b-4d5b-9b67-c7e08cba9791',
  'time': 4,
  'persons': 8,
  'options': {
    'deductibleReduction': false
  },
  'price': 0,
  'commission': {
    'insurance': 0,
    'treasury': 0,
    'privateaser': 0
  }
}, {
  'id': '65203b0a-a864-4dea-81e2-e389515752a8',
  'booker': 'societe-generale',
  'barId': '165d65ec-5e3f-488e-b371-d56ee100aa58',
  'time': 8,
  'persons': 30,
  'options': {
    'deductibleReduction': true
  },
  'price': 0,
  'commission': {
    'insurance': 0,
    'treasury': 0,
    'privateaser': 0
  }
}, {
  'id': '94dab739-bd93-44c0-9be1-52dd07baa9f6',
  'booker': 'otacos',
  'barId': '6e06c9c0-4ab0-4d66-8325-c5fa60187cf8',
  'time': 5,
  'persons': 80,
  'options': {
    'deductibleReduction': true
  },
  'price': 0,
  'commission': {
    'insurance': 0,
    'treasury': 0,
    'privateaser': 0
  }
}];

//list of actors for payment
//useful from step 5
const actors = [{
  'eventId': 'bba9500c-fd9e-453f-abf1-4cd8f52af377',
  'payment': [{
    'who': 'booker',
    'type': 'debit',
    'amount': 0
  }, {
    'who': 'bar',
    'type': 'credit',
    'amount': 0
  }, {
    'who': 'insurance',
    'type': 'credit',
    'amount': 0
  }, {
    'who': 'treasury',
    'type': 'credit',
    'amount': 0
  }, {
    'who': 'privateaser',
    'type': 'credit',
    'amount': 0
  }]
}, {
  'eventId': '65203b0a-a864-4dea-81e2-e389515752a8',
  'payment': [{
    'who': 'booker',
    'type': 'debit',
    'amount': 0
  }, {
    'who': 'bar',
    'type': 'credit',
    'amount': 0
  }, {
    'who': 'insurance',
    'type': 'credit',
    'amount': 0
  }, {
    'who': 'treasury',
    'type': 'credit',
    'amount': 0
  }, {
    'who': 'privateaser',
    'type': 'credit',
    'amount': 0
  }]
}, {
  'eventId': '94dab739-bd93-44c0-9be1-52dd07baa9f6',
  'payment': [{
    'who': 'booker',
    'type': 'debit',
    'amount': 0
  }, {
    'who': 'bar',
    'type': 'credit',
    'amount': 0
  }, {
    'who': 'insurance',
    'type': 'credit',
    'amount': 0
  }, {
    'who': 'treasury',
    'type': 'credit',
    'amount': 0
  }, {
    'who': 'privateaser',
    'type': 'credit',
    'amount': 0
  }]
}];

console.log(bars);
console.log(events);
console.log(actors);

function Step1_BookingPrice(){
events.forEach(event=>{
  bars.forEach(bar => {
    if (event.barId==bar.id) {
      event.price = event.time*bar.pricePerHour + event.persons*bar.pricePerPerson;
    }
  });
});
}
console.log("Step 1 \n")
Step1_BookingPrice();
events.forEach(event=>{console.log("The price for the event is : "+event.price);});

function Step2_Discount(){
events.forEach(event=>{
  
    if (event.persons>=10 && event.persons<20) {
      event.price -=event.price*0.1;
    }
    if (event.persons>=20 && event.persons<60) {
      event.price -=event.price*0.3;
    }
    if (event.persons>=60) {
      event.price -=event.price*0.5;
    }
  });
}
console.log("Step 2 \n")
Step2_Discount();
events.forEach(event=>{console.log("The price for the event after discount is : "+event.price);});


function Step3_PayTheBar(){
events.forEach(event=>{
  		var commission=event.price*0.3;
  			event.commission.insurance=0.5*(commission);
  			event.commission.treasury=event.persons;
  			event.commission.privateaser=commission-(event.commission.insurance+event.commission.treasury);
  		
  	})
}
console.log("Step 3 \n")
Step3_PayTheBar()
events.forEach(event=>{console.log(
	"The amount due to the bar is : "+event.price*(0.7)+
	"\n"+"The amount due to the insurance is : "+event.commission.insurance
	+"\n"+"The amount due to the treasury is : "+event.commission.treasury
	+"\n"+"The amount due to the privateaser is : "+event.commission.privateaser);
})

function Step4_TheDeductible(){
events.forEach(event=>{
  		event.options.deductibleReduction=true;
  		event.price+=event.persons;
  	})
}
console.log("Step 4 \n")
Step4_TheDeductible();
events.forEach(event=>{console.log("The price for the event after if the deductible is applied is : "+event.price);});


function Step5_PayTheActors(){
events.forEach(event=>{
  	actors.forEach(actor =>{
  		var commission=event.price*0.3;
  		if(actor.eventId==event.id){
  			actor.payment[1].amount=event.price-commission;
  			actor.payment[2].amount=0.5*(commission);
  			actor.payment[3].amount=event.persons;
  			if(event.options.deductibleReduction==true){
  				actor.payment[4].amount=200+commission-(actor.payment[2].amount+actor.payment[3].amount);

  			}
  			else{
  			actor.payment[4].amount=5000+commission-(actor.payment[2].amount+actor.payment[3].amount);
  			}
  		}
  	})
  });
}

console.log("Step 5 \n")
Step5_PayTheActors()
actors.forEach(actor=>{console.log(
	"The amount due to the bar is : "+actor.payment[1].amount+
	"\n"+"The amount due to the insurance is : "+actor.payment[2].amount
	+"\n"+"The amount due to the treasury is : "+actor.payment[3].amount
	+"\n"+"The amount due to the privateaser is : "+actor.payment[4].amount);
})