marco belahouane's bowling challenge

.eslintrc.js

@@ -0,0 +1,21 @@
+module.exports = {
+    "env": {
+        "browser": true,
+        "es2021": true
+    },
+    "extends": [
+        "eslint:recommended",
+        "plugin:react/recommended"
+    ],
+    "overrides": [
+    ],
+    "parserOptions": {
+        "ecmaVersion": "latest",
+        "sourceType": "module"
+    },
+    "plugins": [
+        "react"
+    ],
+    "rules": {
+    }
+}

.gitignore

@@ -1,2 +1,2 @@
 /**/.DS_Store
-node_modules
+node_modules

bowling.js

@@ -0,0 +1,116 @@
+class Bowling {
+  constructor() {
+    this.score = 0
+    this.frameNum = []
+    this.spare = 0
+    this.strike = 0
+  };
+
+  getScore(){
+    if(this.strike+this.spare === 1){
+      return `${this.score} + 1 roll`
+    }
+    else if(this.strike > 0 || this.spare >0){
+      return `${this.score} + ${this.strike+this.spare} rolls`
+    }
+
+    return this.score
+  }
+
+  addScores(num1, num2){
+
+    if (this.frameNum.length >9){
+      return this.extraRoll(num1,num2)
+    } 
+    if (this.strike === 3){
+      this.frameNum[this.frameNum.length-2][2] = num1;
+      this.strike--;
+      this.score += num1
+
+    }
+    if (this.spare === 1) {
+      this.frameNum[this.frameNum.length-1][2] = num1;
+      this.spare--;
+      this.score += num1
+    }
+
+    if(this.strike === 2 && num1 === 10 ){
+      this.frameNum[this.frameNum.length-1][1] = num1;
+      this.strike--;
+      this.score += num1
+
+    }
+    if (this.strike === 2 ) { 
+      this.frameNum[this.frameNum.length-1][1] = num1;
+      this.frameNum[this.frameNum.length-1][2] = num2;
+      this.strike--;
+      this.strike--;
+      this.score += num1
+      this.score += num2
+    }
+    if(num1 === 10) {
+      this.score += 10
+      this.frameNum.push([num1])
+      this.strike +=2
+      this.frameNum[this.frameNum.length-1].push('roll')
+      this.frameNum[this.frameNum.length-1].push('roll')
+    }  
+    else if (num1+num2 === 10) {
+      this.score += num1+num2
+     this.frameNum.push([num1, num2])
+        this.spare++
+        this.frameNum[this.frameNum.length-1].push('roll')
+     }
+     else {
+      this.score += num1+num2
+      this.frameNum.push([num1, num2])
+     }
+     if(this.frameNum.length === 10 && this.spare+this.strike >0){
+
+      return 'extra roll'
+
+     }
+     if (this.frameNum.length >=10 ){
+        return `Well done your final score is ${this.score}`
+     }
+  }
+
+  extraRoll(num1,num2){
+    if (this.spare === 1) {
+      this.frameNum[this.frameNum.length-1][2] = num1;
+      this.spare--;
+      this.score += num1
+    }
+    if (this.strike === 3){
+      this.frameNum[this.frameNum.length-2][2] = num1;
+      this.strike--;
+      this.score += num1
+
+    }
+    if (this.strike === 2 ) { 
+      this.frameNum[this.frameNum.length-1][1] = num1;
+      this.frameNum[this.frameNum.length-1][2] = num2;
+      this.strike--;
+      this.strike--;
+      this.score += num1
+      this.score += num2
+    }
+    if (this.frameNum.length >=10 ){
+      return `Well done your final score is ${this.score}`
+   }
+  }
+  getFrame(num){
+
+    return this.frameNum[num-1]
+
+    }
+  reset() {
+    this.score = 0
+    this.frameNum = []
+    this.spare = 0
+    this.strike = 0
+  }
+  }
+
+
+module.exports = Bowling