Add "power" page

Signed-off-by: Hadi <[email protected]>

internal/ui/power/commands.go

@@ -0,0 +1,40 @@
+package power
+
+import (
+	"time"
+
+	tea "charm.land/bubbletea/v2"
+	"github.com/anotherhadi/settuings/internal/power"
+)
+
+const tickInterval = 5 * time.Second
+
+func tickCmd() tea.Cmd {
+	return tea.Tick(tickInterval, func(time.Time) tea.Msg { return tickMsg{} })
+}
+
+func checkCmd() tea.Cmd {
+	return func() tea.Msg { return checkMsg{err: power.CheckAvailable()} }
+}
+
+func fetchProfilesCmd() tea.Cmd {
+	return func() tea.Msg {
+		profiles, err := power.ListProfiles()
+		return profilesMsg{profiles: profiles, err: err}
+	}
+}
+
+func setProfileCmd(name string) tea.Cmd {
+	return func() tea.Msg { return setProfileMsg{err: power.SetActive(name)} }
+}
+
+func fetchBatteryCmd() tea.Cmd {
+	return func() tea.Msg {
+		batteries, err := power.ReadBatteries()
+		if err != nil {
+			return batteryMsg{err: err}
+		}
+		ac, err := power.ReadAC()
+		return batteryMsg{batteries: batteries, ac: ac, err: err}
+	}
+}