122 lines
2.9 KiB
Go
122 lines
2.9 KiB
Go
// pkg/environment/service.go
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package environment
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import (
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"context"
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"strings"
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coreerr "forge.lthn.ai/core/go-log"
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"forge.lthn.ai/core/go/pkg/core"
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)
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type Options struct{}
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type Service struct {
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*core.ServiceRuntime[Options]
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platform Platform
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cancelTheme func() // returned by Platform.OnThemeChange — called on shutdown
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override *bool
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}
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// Register(p) binds the environment service to a Core instance.
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// core.WithService(environment.Register(wailsEnvironment))
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func Register(p Platform) func(*core.Core) (any, error) {
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return func(c *core.Core) (any, error) {
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return &Service{
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ServiceRuntime: core.NewServiceRuntime[Options](c, Options{}),
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platform: p,
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}, nil
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}
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}
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func (s *Service) OnStartup(ctx context.Context) error {
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s.Core().RegisterQuery(s.handleQuery)
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s.Core().RegisterTask(s.handleTask)
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// Register theme change callback — broadcasts ActionThemeChanged via IPC
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s.cancelTheme = s.platform.OnThemeChange(func(isDark bool) {
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if s.override != nil {
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isDark = *s.override
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}
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_ = s.Core().ACTION(ActionThemeChanged{IsDark: isDark})
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})
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return nil
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}
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func (s *Service) OnShutdown(ctx context.Context) error {
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if s.cancelTheme != nil {
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s.cancelTheme()
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}
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return nil
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}
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func (s *Service) HandleIPCEvents(c *core.Core, msg core.Message) error {
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return nil
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}
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func (s *Service) handleQuery(c *core.Core, q core.Query) (any, bool, error) {
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switch q.(type) {
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case QueryTheme:
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isDark := s.currentThemeIsDark()
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theme := "light"
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if isDark {
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theme = "dark"
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}
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return ThemeInfo{IsDark: isDark, Theme: theme}, true, nil
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case QueryInfo:
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return s.platform.Info(), true, nil
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case QueryAccentColour:
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return s.platform.AccentColour(), true, nil
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case QueryFocusFollowsMouse:
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return s.platform.HasFocusFollowsMouse(), true, nil
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default:
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return nil, false, nil
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}
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}
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func (s *Service) handleTask(c *core.Core, t core.Task) (any, bool, error) {
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switch t := t.(type) {
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case TaskSetTheme:
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return nil, true, s.setThemeOverride(strings.ToLower(strings.TrimSpace(t.Theme)))
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case TaskOpenFileManager:
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return nil, true, s.platform.OpenFileManager(t.Path, t.Select)
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default:
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return nil, false, nil
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}
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}
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func (s *Service) currentThemeIsDark() bool {
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if s.override != nil {
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return *s.override
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}
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return s.platform.IsDarkMode()
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}
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func (s *Service) setThemeOverride(theme string) error {
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var override *bool
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switch theme {
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case "", "system":
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s.override = nil
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case "dark":
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value := true
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override = &value
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s.override = override
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case "light":
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value := false
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override = &value
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s.override = override
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default:
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return coreerr.E("environment.setThemeOverride", "theme must be one of: light, dark, system", nil)
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}
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if override != nil {
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if setter, ok := s.platform.(interface{ SetTheme(bool) error }); ok {
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if err := setter.SetTheme(*override); err != nil {
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return err
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}
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}
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}
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_ = s.Core().ACTION(ActionThemeChanged{IsDark: s.currentThemeIsDark()})
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return nil
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}
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