diff --git a/README.md b/README.md index 722159e..2f2eb37 100644 --- a/README.md +++ b/README.md @@ -1,3 +1,26 @@ # Scontrini -TUI per la stampante per scontrini in HackLab \ No newline at end of file +TUI per la stampante per scontrini in HackLab + +Presuppone che la stampante sia attaccata via seriale con un adattatore usb e accessibile da /dev/ttyUSB0 + +## Usage + +Per compilare + +``sh +$ go build +$ chmod +x ./Scontrini +`` + +Per la TUI + +``sh +$ ./Scontrini +`` + +Si può anche pipare da programmi esterni + +``sh +$ echo "Printa sto cazzo" | ./Scontrini +`` diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..9c8e5d2 --- /dev/null +++ b/go.mod @@ -0,0 +1,18 @@ +module Scontrini + +go 1.19 + +require ( + github.com/gdamore/tcell/v2 v2.6.0 + github.com/rivo/tview v0.0.0-20231007183732-6c844bdc5f7a +) + +require ( + github.com/gdamore/encoding v1.0.0 // indirect + github.com/lucasb-eyer/go-colorful v1.2.0 // indirect + github.com/mattn/go-runewidth v0.0.14 // indirect + github.com/rivo/uniseg v0.4.3 // indirect + golang.org/x/sys v0.5.0 // indirect + golang.org/x/term v0.5.0 // indirect + golang.org/x/text v0.7.0 // indirect +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..845ab3a --- /dev/null +++ b/go.sum @@ -0,0 +1,42 @@ +github.com/gdamore/encoding v1.0.0 h1:+7OoQ1Bc6eTm5niUzBa0Ctsh6JbMW6Ra+YNuAtDBdko= +github.com/gdamore/encoding v1.0.0/go.mod h1:alR0ol34c49FCSBLjhosxzcPHQbf2trDkoo5dl+VrEg= +github.com/gdamore/tcell/v2 v2.6.0 h1:OKbluoP9VYmJwZwq/iLb4BxwKcwGthaa1YNBJIyCySg= +github.com/gdamore/tcell/v2 v2.6.0/go.mod h1:be9omFATkdr0D9qewWW3d+MEvl5dha+Etb5y65J2H8Y= +github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY= +github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0= +github.com/mattn/go-runewidth v0.0.14 h1:+xnbZSEeDbOIg5/mE6JF0w6n9duR1l3/WmbinWVwUuU= +github.com/mattn/go-runewidth v0.0.14/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w= +github.com/rivo/tview v0.0.0-20231007183732-6c844bdc5f7a h1:368NWOLkcJirQFjVSUfB6LWbkas6fd8lQ3DbO66tw1w= +github.com/rivo/tview v0.0.0-20231007183732-6c844bdc5f7a/go.mod h1:nVwGv4MP47T0jvlk7KuTTjjuSmrGO4JF0iaiNt4bufE= +github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc= +github.com/rivo/uniseg v0.4.3 h1:utMvzDsuh3suAEnhH0RdHmoPbU648o6CvXxTx4SBMOw= +github.com/rivo/uniseg v0.4.3/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88= +github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY= +golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= +golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= +golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4= +golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= +golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg= +golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c= +golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= +golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU= +golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= +golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8= +golang.org/x/term v0.5.0 h1:n2a8QNdAb0sZNpU9R1ALUXBbY+w51fCQDN+7EdxNBsY= +golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k= +golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= +golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= +golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ= +golang.org/x/text v0.7.0 h1:4BRB4x83lYWy72KwLD/qYDuTu7q9PjSagHvijDw7cLo= +golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8= +golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= +golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= +golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc= +golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= diff --git a/main.go b/main.go new file mode 100644 index 0000000..246d93c --- /dev/null +++ b/main.go @@ -0,0 +1,224 @@ +package main + +import ( + "fmt" + "os" + "strings" + + "github.com/gdamore/tcell/v2" + "github.com/rivo/tview" +) + +const ( + USB_SERIAL_PORT = "/dev/ttyUSB0" + MAIN_WIDTH = 240 + MAIN_HEIGHT = 55 +) + +var ( + App *tview.Application + Pages *tview.Pages +) + +func main() { + stat, _ := os.Stdin.Stat() + + // check if data is being piped from stdin + if (stat.Mode() & os.ModeCharDevice) == 0 { + printFromStdIn() + } else { + startTui() + } +} + +func writeToPrinter(text string) { + // move outside + serial_port, err := os.OpenFile(USB_SERIAL_PORT, os.O_WRONLY, 0755) + if err != nil { + panic(err) + } + + fmt.Fprintln(serial_port, text) +} + +/** +* If text gets piped from terminal, print it + */ +func printFromStdIn() { + text := "" + fmt.Scanf("%s", text) + writeToPrinter(text) +} + +func startTui() { + App = tview.NewApplication() + + print_page := createPrintPage(MAIN_WIDTH, MAIN_HEIGHT) + pizza_page := createPizzaPage(MAIN_WIDTH, MAIN_HEIGHT) + + Pages = tview.NewPages(). + AddPage("print", print_page, true, true). + AddPage("pizza", pizza_page, true, false) + + if err := App.SetRoot(Pages, true).Run(); err != nil { + panic(err) + } +} + +/** +* Return a page with a TextView used to print + */ +func createPrintPage(width, height int) *tview.Grid { + page := tview.NewGrid() + + textview := tview.NewTextView(). + SetText("[green]SCRIVI QUELLO CHE VUOI STAMPARE[white]"). + SetTextAlign(tview.AlignCenter). + SetDynamicColors(true) + setCommonBoxAttributes(textview.Box, "Scontrini") + + textarea := tview.NewTextArea() + setCommonBoxAttributes(textarea.Box, "") + + print_button := tview.NewButton("Stampa"). + SetSelectedFunc(func() { + writeToPrinter(textarea.GetText()) + }) + + pizza_button := tview.NewButton("Pizza"). + SetSelectedFunc(func() { + Pages.SwitchToPage("pizza") + }) + + // define keys and behaviour for selected events + textarea.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey { + if event.Key() == tcell.KeyTAB { + App.SetFocus(print_button) + return nil + } + + return event + }) + + print_button.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey { + if event.Key() == tcell.KeyTAB { + App.SetFocus(pizza_button) + return nil + } + + return event + }) + + pizza_button.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey { + if event.Key() == tcell.KeyTAB { + App.SetFocus(textarea) + return nil + } + + return event + }) + + page.SetColumns(1/5, 1/5, 1/5, 1/5, 1/5). + SetRows(1/5, 1/5, 1/5, 1/5, 1/5). + AddItem(textview, 1, 1, 1, 3, 0, 0, false). + AddItem(textarea, 2, 1, 1, 3, 0, 0, true). + AddItem(print_button, 3, 1, 1, 1, 0, 0, false). + AddItem(pizza_button, 3, 3, 1, 1, 0, 0, false) + + return page +} + +/** +* Return a page with a Table used to print the pizza order + */ +func createPizzaPage(width, height int) *tview.Grid { + pizza_page := tview.NewGrid() + + textview := tview.NewTextView(). + SetText("[green]STAMPA LE PIZZE[white]"). + SetTextAlign(tview.AlignCenter). + SetDynamicColors(true) + setCommonBoxAttributes(textview.Box, "Scontrini") + + row_index := 0 + + table := tview.NewTable(). + SetBorders(true). + InsertRow(row_index). + InsertColumn(0). + InsertColumn(1) + setCommonBoxAttributes(table.Box, "") + + table.SetCellSimple(0, 0, "Quantità") + table.SetCellSimple(0, 1, "Pizza") + + print_button := tview.NewButton("Stampa"). + SetSelectedFunc(func() { + Pages.SwitchToPage("print") + }) + + pizza_button := tview.NewButton("Pizza"). + SetSelectedFunc(func() { + printPizza(table) + }) + + // define keys and behaviour for selected events + table.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey { + if event.Key() == tcell.KeyTAB { + App.SetFocus(print_button) + return nil + } + + if event.Key() == tcell.KeyEnter { + row_index += 1 + table.InsertRow(row_index) + App.Draw() + return nil + } + + return event + }) + + print_button.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey { + if event.Key() == tcell.KeyTAB { + App.SetFocus(pizza_button) + return nil + } + + return event + }) + + pizza_button.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey { + if event.Key() == tcell.KeyTAB { + App.SetFocus(table) + return nil + } + + return event + }) + + pizza_page.SetColumns(1/5, 1/5, 1/5, 1/5, 1/5). + SetRows(1/5, 1/5, 1/5, 1/5, 1/5). + AddItem(textview, 1, 1, 1, 3, 0, 0, false). + AddItem(table, 2, 2, 1, 1, 0, 0, true). + AddItem(print_button, 3, 1, 1, 1, 0, 0, false). + AddItem(pizza_button, 3, 3, 1, 1, 0, 0, false) + + return pizza_page +} + +/** +* Format the pizza order table and print it + */ +func printPizza(table *tview.Table) { + // TODO +} + +/** +* Create borders around the Box and add the title + */ +func setCommonBoxAttributes(box *tview.Box, title string) { + box.SetBorder(true). + SetTitle(strings.ToUpper(title)). + SetBorderPadding(2, 2, 4, 4) +}