Final javascript project #5

Author: Yasholo

JavaScript-Algorithms-and-Data-Structures-Projects/Cash-Register.js

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+function checkCashRegister(price, cash, cid) {
+  //const cidTotal = cid[0][1]*0.01+cid[1][1]*0.05+cid[2][1]*0.1+cid[3][1]*0.25+cid[4][1]*1+cid[5][1]*5+cid[6][1]*10+cid[7][1]*20+cid[8][1]*100;
+  let currency = [
+    ["ONE HUNDRED", 100.00],
+    ["TWENTY", 20.00],
+    ["TEN", 10.00],
+    ["FIVE", 5.00],
+    ["ONE", 1.00],
+    ["QUARTER", 0.25],
+    ["DIME", 0.10],
+    ["NICKEL", 0.05],
+    ["PENNY", 0.01]
+  ];
+  
+  let change = (cash-price).toFixed(2);
+  let cidTotal = 0;
+  for (let element of cid) {
+    cidTotal += element[1];
+  }
+  cidTotal.toFixed(2);
+
+  const output = {
+    status: "",
+    change: []
+  }
+
+  if (change == cidTotal){
+    output.status = "CLOSED";
+    output.change = cid;
+  }
+
+  else if (change > cidTotal){
+    output.status = "INSUFFICIENT_FUNDS";
+  }
+
+  else{
+    cid.reverse();
+    for (let i in currency){
+      let returnMoney = 0;
+      //let noOfBills = cid[i][1]/currency[i][1];
+      while(change >= currency[i][1] && cid[i][1]>0 && change!==0){
+        change -= currency[i][1];
+        cid[i][1] -= currency[i][1];
+        returnMoney += currency[i][1];
+        change = Math.round(change * 100) / 100;
+        //noOfBills--
+      }
+      if(returnMoney>0) {
+        output.change.push([currency[i][0], returnMoney])
+        output.status = "OPEN";
+        }
+    }
+    if (change>0){
+      output.status = "INSUFFICIENT_FUNDS";
+      output.change = []; 
+    }
+  }
+  console.log(output)
+  return output;
+}
+
+checkCashRegister(19.5, 20, [["PENNY", 1.01], ["NICKEL", 2.05], ["DIME", 3.1], ["QUARTER", 4.25], ["ONE", 90], ["FIVE", 55], ["TEN", 20], ["TWENTY", 60], ["ONE HUNDRED", 100]]);