read,write json files initial

package.json

@@ -4,6 +4,7 @@
   "private": true,
   "dependencies": {
     "countdown": "^2.6.0",
+    "fs": "0.0.1-security",
     "react": "^15.5.4",
     "react-dom": "^15.5.4"
   },

src/data/answerSheet.json

@@ -0,0 +1,5 @@
+{"answers":{
+    "1": "0",
+    "2": "0",
+    "3": "0"
+}}

src/data/dataTest.json

@@ -0,0 +1,5 @@
+{"scoreSheet":[{"color":"red","points":0,"questions":{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}},
+{"color":"white","points":0,"questions":{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}},
+{"color":"blue","points":0,"questions":{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}},
+{"color":"black","points":0,"questions":{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}}],
+"submissions":[{"color":"red","question":1,"answer":3.5,"correct":true,"time":"20:04:32","solvers":["lukas cerny"]}]}

src/data/database.js

@@ -1,49 +1,44 @@
-const scoreSheet = [
-{color:"red",points:0,questions:{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}},
-{color:"blue",points:0,questions:{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}},
-{color:"white",points:0,questions:{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}},
-{color:"black",points:0,questions:{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}}];
+const fs = require('fs');
 
-let submissionsSheet = [
-{color:"red",question:"2",answer:"5.6",time:"20:32:34"},
-{color:"blue",question:"1",answer:"7",time:"20:56:08"},
-{color:"black",question:"1",answer:"8",time:"20:51:12"}
-]
+const teams = ["red", "blue", "black", "white"];
 
 const getRandomArbitrary = (min, max) => Math.random() * (max - min) + min;
 
-const answerSheet = {"1":"7","2":"5.6"};
-
-const teams = ["red", "blue", "black", "white"];
-
-let initializeScoreSheet = (n) => {
-    teams.map(team => {
-        const points = getRandomArbitrary(0,n);
-        const pointsTemp = points;
-        let sheet;
-        for (let i=0;i<n;i++) {
-            if (pointsTemp > 0) {
-                sheet[i] = "correct";
-            } else {
-                sheet[i] = 0;
-            }
+let getScoreSheet = () => {
+    fs.readFile("scoreSheet.json", (err, data) => {
+        if (err) {
+            console.log(err);
+        } else {
+            return JSON.parse(data).scoreSheet;
         }
     })
 }
 
-let addSubmission = (t, q, a) => {
-    let date = new Date();
-    submissionsSheet.push({color:t,question:q,answer:a,time:date.getHours().toString().concat(date.getMinutes().toString())})
-    if (validateAnswer(q,a)) {
-        scoreSheet[t].questions[q] = "correct";
-        scoreSheet[t].points++;
-    } else {
-        scoreSheet[t].questions[q]++;
-    }
+let addSubmission = (team, question, answer, solvers) => {
+    fs.readFile('submissionSheet.json', (err, data) => {
+        if (err){
+            console.log(err);
+        } else {
+        let submissionSheet = JSON.parse(data);
+        const date = new Date();
+        submissionSheet.submissions.push({"color":team,"question":question,"answer":answer,
+        "time":date.getHours().toString().concat(":",date.getMinutes().toString()),"correct":validateAnswer(question, answer)});
+        const json = JSON.stringify(submissionSheet);
+        fs.writeFile('submissionSheet.json', json, (err) => (err) ? console.log(err) : console.log("Submission recorded.")); // write it back 
+        }
+    });
 }
 
-let validateAnswer = (q, a) => a==answerSheet[q];
+let validateAnswer = (q, a) => {
+    fs.readFile('answerSheet.json', (err, data) => {
+        if (err) {
+            console.log(err);
+            return false;
+        } else {
+            let answerSheet = JSON.parse(data);
+            return answerSheet.answers[q]==a.toString();
+        }
+    })
+}
 
-module.exports = {
-    scoreSheet: scoreSheet
-}
+console.log(getScoreSheet());

src/data/scoreSheet.json

@@ -0,0 +1,4 @@
+{"scoreSheet":{"red":{"color":"red","points":0,"questions":{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}},
+"white":{"color":"white","points":0,"questions":{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}},
+"blue":{"color":"blue","points":0,"questions":{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}},
+"black":{"color":"black","points":0,"questions":{"1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0}}}}

src/data/submissionSheet.json

@@ -0,0 +1 @@
+{"submissions":[{"color":"red","question":1,"answer":3.5,"correct":true,"time":"20:04:32","solvers":["lukas cerny"]}]}