todo app

2024-03-29 15:54:43 +00:00
commit c0e345d169
2 changed files with 172 additions and 0 deletions
--- a/main.go
+++ b/main.go
@@ -0,0 +1,125 @@
+package main
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+	"znga/Desktop/go/todo/internal/services"
+)
+
+func main() {
+	ts := services.NewTaskService()
+
+	options := map[string]string{
+		"i": "insert",
+		"u": "update",
+		"l": "list",
+		"s": "show",
+		"d": "delete",
+	}
+	for {
+
+		fmt.Println("Options: ")
+		for k, v := range options {
+			fmt.Printf("%s to %s\t", k, v)
+		}
+		fmt.Println("")
+		fmt.Print("Select an option: ")
+		var scan string
+		_, err := fmt.Scanln(&scan)
+		if err != nil {
+			panic(err)
+		}
+		//value, bool
+		if _, found := options[strings.ToLower(scan)]; !found {
+			fmt.Printf("option %s is not allowed\n", scan)
+			continue
+		}
+		switch scan {
+		case "i":
+			fmt.Print("type key, task(only integers allowed): ")
+			_, err := fmt.Scanln(&scan)
+			if err != nil {
+				panic(err)
+			}
+			taskID, err := strconv.Atoi(scan)
+			if err != nil {
+				fmt.Println("invalid ID")
+				continue
+			}
+			fmt.Print("write your task: ")
+			_, err = fmt.Scanln(&scan)
+			if err != nil {
+				panic(err)
+			}
+			if err := ts.Insert(taskID, scan); err != nil {
+				fmt.Println(err)
+				continue
+			}
+			break
+		case "l":
+			fmt.Println(strings.Repeat("*", 20))
+			for k, v := range ts.List() {
+				fmt.Printf("ID: %d - %s\n", k, v)
+			}
+			fmt.Println(strings.Repeat("*", 20))
+			break
+		case "s":
+			fmt.Print("type key you want to retrieve (only integers allowed): ")
+			var key int
+			_, err := fmt.Scanln(&key)
+			if err != nil {
+				panic(err)
+			}
+			fmt.Scanln()
+
+			fmt.Println(strings.Repeat("*", 20))
+			task := ts.Show(key)
+			if task != "" {
+				fmt.Println("Task:", task)
+			} else {
+				fmt.Println("Task not found.")
+			}
+			fmt.Println(strings.Repeat("*", 20))
+			break
+		case "d":
+			fmt.Print("type key you want to delete (only integers allowed): ")
+			var key int
+			_, err := fmt.Scanln(&key)
+			if err != nil {
+				panic(err)
+			}
+			fmt.Scanln()
+
+			if err := ts.Delete(key); err != nil {
+				fmt.Println(err)
+			} else {
+				fmt.Println("Task deleted successfully.")
+			}
+			break
+		case "u":
+			fmt.Print("type key you want to update (only integers allowed): ")
+			var key int
+			_, err := fmt.Scanln(&key)
+			if err != nil {
+				panic(err)
+			}
+			fmt.Scanln()
+
+			fmt.Print("Write the new task description: ")
+			var newTask string
+			_, err = fmt.Scanln(&newTask)
+			if err != nil {
+				panic(err)
+			}
+
+			if err := ts.Update(key, newTask); err != nil {
+				fmt.Println(err)
+			} else {
+				fmt.Println("Task updated successfully")
+			}
+			break
+		}
+	}
+
+}