go.mod

@@ -1,10 +1,3 @@
 module todo-app
 
 go 1.20
-
-require (
-	github.com/fatih/color v1.15.0 // indirect
-	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mattn/go-isatty v0.0.17 // indirect
-	golang.org/x/sys v0.6.0 // indirect
-)

go.sum

@@ -1,10 +0,0 @@
-github.com/fatih/color v1.15.0 h1:kOqh6YHBtK8aywxGerMG2Eq3H6Qgoqeo13Bk2Mv/nBs=
-github.com/fatih/color v1.15.0/go.mod h1:0h5ZqXfHYED7Bhv2ZJamyIOUej9KtShiJESRwBDUSsw=
-github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
-github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
-github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
-github.com/mattn/go-isatty v0.0.17 h1:BTarxUcIeDqL27Mc+vyvdWYSL28zpIhv3RoTdsLMPng=
-github.com/mattn/go-isatty v0.0.17/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
-golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.6.0 h1:MVltZSvRTcU2ljQOhs94SXPftV6DCNnZViHeQps87pQ=
-golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=

main.go

@@ -4,7 +4,6 @@ import (
 	"bufio"
 	"fmt"
 	"os"
-	"strings"
 )
 
 func PrintMenu() {
@@ -12,26 +11,17 @@ func PrintMenu() {
 	fmt.Printf("1: List Todo\n")
 	fmt.Printf("2: Add Todo\n")
 	fmt.Printf("3: Remove Todo (via index)\n")
-	fmt.Printf("4: Save to file\n")
 
-	fmt.Printf("\n\n0: Quit\n> ")
+	fmt.Printf("\n\n0: List menu again\n")
+	fmt.Printf("4: Quit\n\n> ")
 
 }
 
-const (
-	QUIT   = 0
-	LIST   = 1
-	ADD    = 2
-	REMOVE = 3
-	SAVE   = 4
-)
-
 func main() {
 	fmt.Print("\033[H\033[2J") //clear
 	PrintMenu()
 	list := Todos{}
 	for {
-
 		var input int
 		n, err := fmt.Scanln(&input)
 		if n < 1 || err != nil {
@@ -39,15 +29,12 @@ func main() {
 		}
 
 		switch input {
-		case QUIT:
+		case 0:
-			fmt.Print("Quitting, goodbye!\n")
-			os.Exit(0)
-		case LIST:
-			if err := list.ListTodo(); err != nil {
-				fmt.Print(err)
-			}
 			PrintMenu()
-		case ADD:
+		case 1:
+			list.ListTodo()
+			PrintMenu()
+		case 2:
 			in := bufio.NewReader(os.Stdin)
 
 			fmt.Print("Add Title:\n> ")
@@ -59,7 +46,7 @@ func main() {
 			list.AddTodo(Todo{Title: title, Content: content})
 			fmt.Printf("Added %s to the list!\n", title)
 			PrintMenu()
-		case REMOVE:
+		case 3:
 			var index int
 			fmt.Printf("Which TODO to remove?\n> ")
 
@@ -71,18 +58,9 @@ func main() {
 				fmt.Print(err)
 			}
 			PrintMenu()
-		case SAVE:
+		case 4:
-			in := bufio.NewReader(os.Stdin)
+			fmt.Print("Quitting, goodbye!\n")
-			fmt.Print("Save to file:\n> ")
+			os.Exit(0)
-			filename, _ := in.ReadString('\n')
-			filename = strings.TrimSuffix(filename, "\n")
-
-			if err := list.SaveToFile(filename); err != nil {
-				fmt.Print(err)
-			} else {
-				fmt.Printf("%s saved!\n", filename)
-			}
-			PrintMenu()
 		default:
 			PrintMenu()
 		}

todo.go

@@ -3,19 +3,8 @@ package main
 import (
 	"errors"
 	"fmt"
-	"os"
-	"strconv"
-	"strings"
-
-	"github.com/fatih/color"
 )
 
-func check(err error) {
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "[ERR] %s", err)
-	}
-}
-
 type Todo struct {
 	Title   string
 	Content string
@@ -43,56 +32,12 @@ func (todo *Todos) RemoveTodo(index int) (err error) {
 	return nil
 }
 
-func (todo *Todos) ListTodo() (err error) {
+func (todo *Todos) ListTodo() int {
-	// Create a custom print function for convenience
-	id := color.New(color.Bold, color.FgGreen).PrintfFunc()
-	title := color.New(color.Bold, color.FgBlue).PrintfFunc()
-	content := color.New(color.Bold, color.FgWhite).PrintfFunc()
-
 	if len(todo.Items) == 0 {
-		return errors.New("[ERR] Todo list is empty!\n")
+		return 0
 	}
 	for k, v := range todo.Items {
-		id("[%d]", k)
+		fmt.Printf("%d:%s\n", k, v)
-		title("%s", v.Title)
-		content("%s\n", v.Content)
 	}
-	return nil
+	return 1
-}
-
-func (todo *Todos) SaveToFile(filename string) error {
-	var sb strings.Builder
-	var FILE *os.File
-
-	filename = filename + ".txt"
-	for k, v := range todo.Items {
-		fmt.Printf("#%d,%s,%s;\n", k, strings.ReplaceAll(v.Title, "\n", ""), strings.ReplaceAll(v.Content, "\n", ""))
-		sb.WriteString(strconv.Itoa(k))
-		sb.WriteString(",")
-		sb.WriteString(strings.ReplaceAll(v.Title, "\n", ""))
-		sb.WriteString(",")
-		sb.WriteString(strings.ReplaceAll(v.Content, "\n", ""))
-		sb.WriteString(";\n")
-	}
-
-	content := sb.String()
-
-	fmt.Println(content)
-
-	if _, err := os.Stat(filename); err != nil {
-		if FILE, err = os.Create(filename); err != nil {
-			return errors.New("[ERR] could not create file \n")
-		}
-		return errors.New("[ERR] file does not exist, creating one...\n")
-	}
-	FILE, _ = os.Create(filename) //errors already handled
-
-	if _, err := FILE.WriteString(content); err != nil {
-		return err
-		//return errors.New("[ERR] could not write to file\n")
-	}
-
-	sb.Reset()   //reset the string builder
-	FILE.Close() //close the file
-	return nil
 }