separte ui for data and business logic

internal/adapters/ui/server_list.go

@@ -0,0 +1,80 @@
+package ui
+
+import (
+	"github.com/Adembc/lazyssh/internal/core/domain"
+	"github.com/gdamore/tcell/v2"
+	"github.com/rivo/tview"
+)
+
+type ServerList struct {
+	*tview.List
+	servers           []domain.Server
+	onSelection       func(domain.Server)
+	onSelectionChange func(domain.Server)
+}
+
+func NewServerList() *ServerList {
+	list := &ServerList{
+		List: tview.NewList(),
+	}
+	list.build()
+	return list
+}
+
+func (sl *ServerList) build() {
+	sl.ShowSecondaryText(false)
+	sl.SetBorder(true).
+		SetTitle("Servers").
+		SetBorderColor(tcell.Color238).
+		SetTitleColor(tcell.Color250)
+	sl.
+		SetSelectedBackgroundColor(tcell.Color24).
+		SetSelectedTextColor(tcell.Color255).
+		SetHighlightFullLine(true)
+
+	sl.SetChangedFunc(func(index int, mainText string, secondaryText string, shortcut rune) {
+		if index >= 0 && index < len(sl.servers) && sl.onSelectionChange != nil {
+			sl.onSelectionChange(sl.servers[index])
+		}
+	})
+}
+
+func (sl *ServerList) UpdateServers(servers []domain.Server) {
+	sl.servers = servers
+	sl.Clear()
+
+	for i := range servers {
+		primary, secondary := formatServerLine(servers[i])
+		idx := i
+		sl.AddItem(primary, secondary, 0, func() {
+			if sl.onSelection != nil {
+				sl.onSelection(sl.servers[idx])
+			}
+		})
+	}
+
+	if sl.GetItemCount() > 0 {
+		sl.SetCurrentItem(0)
+		if sl.onSelectionChange != nil {
+			sl.onSelectionChange(sl.servers[0])
+		}
+	}
+}
+
+func (sl *ServerList) GetSelectedServer() (domain.Server, bool) {
+	idx := sl.GetCurrentItem()
+	if idx >= 0 && idx < len(sl.servers) {
+		return sl.servers[idx], true
+	}
+	return domain.Server{}, false
+}
+
+func (sl *ServerList) OnSelection(fn func(server domain.Server)) *ServerList {
+	sl.onSelection = fn
+	return sl
+}
+
+func (sl *ServerList) OnSelectionChange(fn func(server domain.Server)) *ServerList {
+	sl.onSelectionChange = fn
+	return sl
+}