init

README.md

@@ -0,0 +1,2 @@
+# TODO app in Go using ncurses
+Very simple app 

go.mod

@@ -0,0 +1,8 @@
+module todo-app
+
+go 1.21.3
+
+require (
+	golang.org/x/sys v0.0.0-20210317225723-c4fcb01b228e // indirect
+	seehuhn.de/go/ncurses v0.2.0 // indirect
+)

go.sum

@@ -0,0 +1,4 @@
+golang.org/x/sys v0.0.0-20210317225723-c4fcb01b228e h1:XNp2Flc/1eWQGk5BLzqTAN7fQIwIbfyVTuVxXxZh73M=
+golang.org/x/sys v0.0.0-20210317225723-c4fcb01b228e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+seehuhn.de/go/ncurses v0.2.0 h1:ZV256n0GIMVEHJnECliGMffzdFsEoT7krJqdfGoYD1E=
+seehuhn.de/go/ncurses v0.2.0/go.mod h1:oAc9Y+UN0tflNV0iME++z0ij9uNmIjdxQFkpGoRMd2E=

main.go

@@ -0,0 +1,99 @@
+package main
+
+import (
+	"seehuhn.de/go/ncurses"
+)
+
+const MAX_TODOS = 3
+
+type item struct {
+	desc string
+	done bool
+}
+
+func make_x(isDone bool) string {
+	s := ""
+	switch isDone {
+	case true:
+		s = "x"
+	case false:
+		s = " "
+	}
+	return s
+}
+
+func main() {
+	hasQuit := false
+	currTodo := 0
+
+	todos := []item{
+		{
+			"Make TODO app",
+			false,
+		},
+		{
+			"Make coffee",
+			true,
+		},
+		{
+			"Shit the bed",
+			false,
+		},
+		{
+			"Make a cup of tea",
+			false,
+		},
+	}
+
+	// Init window
+	win := ncurses.Init()
+	defer ncurses.EndWin()
+	ncurses.CursSet(ncurses.CursorOff)
+
+	for !hasQuit {
+		win.Erase()
+		win.Println("TODO:")
+		win.Println("----------------------")
+		for index, item := range todos {
+			if currTodo == index {
+				win.AttrOn(ncurses.AttrStandout)
+				win.Printf("[%s]", make_x(item.done))
+				win.Printf(" %s", item.desc)
+				win.Println("")
+				win.AttrOff(ncurses.AttrStandout)
+			} else {
+				win.AttrOn(ncurses.AttrNormal)
+				win.Printf("[%s]", make_x(item.done))
+				win.Printf(" %s", item.desc)
+				win.Println("")
+				win.AttrOff(ncurses.AttrNormal)
+			}
+		}
+
+		ch := win.GetCh()
+		switch ch {
+
+		case ncurses.KeyUp:
+			if currTodo == 0 {
+				currTodo = 0
+			} else {
+				currTodo -= 1
+			}
+
+		case ncurses.KeyDown:
+			if currTodo >= len(todos)-1 {
+				currTodo = len(todos) - 1
+			} else {
+				currTodo += 1
+			}
+
+		case ' ':
+			todos[currTodo].done = !todos[currTodo].done
+
+		case 'q':
+			hasQuit = !hasQuit
+		}
+	}
+
+	win.Refresh()
+}