Rewrite Context Lab Using This Keyword

index.js

@@ -1,5 +1,55 @@
 /* Your Code Here */
+const createEmployeeRecord = (employee) => {
+    return {
+        firstName: employee[0],
+        familyName: employee[1],
+        title: employee[2],
+        payPerHour: employee[3],
+        timeInEvents: [],
+        timeOutEvents: [],
+    }
+}
+
+const createEmployeeRecords = (records) => records.map(record => createEmployeeRecord(record))
+
+const createTimeInEvent = function(dateStamp){
+    this.timeInEvents.push({
+        type: "TimeIn",
+        date: dateStamp.slice(0,10),
+        hour: parseInt(dateStamp.slice(-4))
+      })
+      return this
+}
+
+const createTimeOutEvent = function(dateStamp){
+    this.timeOutEvents.push({
+      type: "TimeOut",
+      date: dateStamp.slice(0,10),
+      hour: parseInt(dateStamp.slice(-4))
+    })
+    return this
+}
+
+const hoursWorkedOnDate = function(date) {
+    const timeIn = this.timeInEvents.find(event => event.date === date).hour
+    const timeOut = this.timeOutEvents.find(event => event.date === date).hour
+    return (timeOut - timeIn ) / 100
+}
+
+const wagesEarnedOnDate = function(date){
+    const hoursWorked = hoursWorkedOnDate.call(this, date)
+    return hoursWorked * this.payPerHour
+}
+
+const findEmployeeByFirstName = function(emps, empToFind){
+    return emps.find(emp => emp.firstName === empToFind)
+}
+
+function calculatePayroll(employeeRecords){
+    return employeeRecords.map(emp => allWagesFor.call(emp)).reduce((acc, wages) => acc + wages)
+}
 
+
 /*
  We're giving you this function. Take a look at it, you might see some usage
  that's new and different. That's because we're avoiding a well-known, but
@@ -9,7 +59,8 @@
  for you to use if you need it!
  */
 
-const allWagesFor = function () {
+function allWagesFor() {
+    // console.log(this)
     const eligibleDates = this.timeInEvents.map(function (e) {
         return e.date
     })
@@ -20,4 +71,3 @@ const allWagesFor = function () {
 
     return payable
 }
-