Gophercise 1. Quiz

.gitignore

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+.DS_Store
+bin/

1_Quiz_Game/go.mod

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+module quiz
+
+go 1.22.0

1_Quiz_Game/quiz.csv

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+Question,Answer
+5+15,20
+7+2,9

1_Quiz_Game/quiz.go

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+// Authored by Aman Tahiliani
+package main
+
+import (
+	"encoding/csv"
+	"flag"
+	"fmt"
+	"log"
+	"os"
+	"strconv"
+	"time"
+)
+
+// Initial Algorithm design by Aman
+
+// Read and Parse CSV
+// Initialize Score variables
+// Initialize Loop
+// Print out Queston On to the terminal
+// One Channel to Count time and return time over when done.
+// One Channel to take in Input and return it.
+// We either get the answer back or a timeout.
+// If answer, then check for the correctness of the answer and update the score accordingly.
+var score int = 0
+
+func readCsv(filename string) ([][]string, error) {
+	file, err := os.Open(filename)
+	if err != nil {
+		return nil, err
+	}
+
+	defer file.Close()
+	reader := csv.NewReader(file)
+	records, err := reader.ReadAll()
+	if err != nil {
+		return nil, err
+	}
+
+	fmt.Println(records)
+	return records, nil
+}
+
+func exit(msg string) {
+	fmt.Println(msg)
+	os.Exit(1)
+}
+
+func scanAnswer(scanChan chan int) {
+	var i int
+	fmt.Scan(&i)
+	scanChan <- i
+	close(scanChan)
+}
+
+func timesUp(n int, timeChan chan string) {
+	time.Sleep(time.Duration(n) * time.Second)
+	timeChan <- "Times Up!! Moving on."
+}
+
+func checkAnswer(correctAnswer int, inputAnswer int) {
+	if inputAnswer == correctAnswer {
+		score++
+		fmt.Println("Correct Answer!")
+	} else {
+		fmt.Println("Wrong Answer :(")
+	}
+	fmt.Println("")
+}
+
+func main() {
+	log.Println("Starting the Quiz")
+
+	csvFileName := flag.String("csv", "quiz.csv", "A CSV file in the format of  'question, answer'")
+	flag.Parse()
+
+	records, err := readCsv(*csvFileName)
+
+	if err != nil {
+		exit(fmt.Sprintf("Error occurred while reading records: %s", err.Error()))
+	}
+	fmt.Println("Number of records: ", len(records))
+	score = 0
+
+	for index, record := range records[1:] {
+		// startTime := time.Now().Format(time.RFC822)
+		question := record[0]
+		answer := record[1]
+
+		fmt.Println("Question Number", index+1)
+		fmt.Println(question, "?")
+
+		answer_int, _ := strconv.Atoi(answer)
+
+		scanChan := make(chan int)
+		timeChan := make(chan string)
+
+		go scanAnswer(scanChan)
+		go timesUp(7, timeChan)
+
+		select {
+		case msg1 := <-scanChan:
+			checkAnswer(answer_int, msg1)
+		case msg2 := <-timeChan:
+			fmt.Println(msg2)
+		}
+
+	}
+	fmt.Println("Your score is :", score)
+}