DMXStage/dmxconnect
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registered the OS2L finder

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This commit is contained in:
Valentin Boulanger
2025-01-04 12:10:25 +01:00
parent e4392c8902
commit ea325e23c5
7 changed files with 128 additions and 148 deletions
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105
hardware/hardware.go
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@@ -8,9 +8,7 @@ import (
"github.com/rs/zerolog/log"
"github.com/lxn/win"
"github.com/wailsapp/wails/v2/pkg/runtime"
"golang.org/x/sys/windows"
)
// PeripheralEvent is trigger by the finders when the scan is complete
@@ -21,7 +19,7 @@ const (
PeripheralArrival PeripheralEvent = "PERIPHERAL_ARRIVAL"
// PeripheralRemoval is triggered when a peripheral has been disconnected from the system
PeripheralRemoval PeripheralEvent = "PERIPHERAL_REMOVAL"
debounceDuration = 500 * time.Millisecond
// debounceDuration = 500 * time.Millisecond
)
var (
@@ -30,7 +28,7 @@ var (
// HardwareManager is the class who manages the hardware
type HardwareManager struct {
drivers map[string]PeripheralFinder // The map of peripherals finders
finders map[string]PeripheralFinder // The map of peripherals finders
peripherals []Peripheral // The current list of peripherals
peripheralsScanTrigger chan struct{} // Trigger the peripherals scans
goWait sync.WaitGroup // Wait for goroutines to terminate
@@ -40,7 +38,7 @@ type HardwareManager struct {
func NewHardwareManager() *HardwareManager {
log.Trace().Str("package", "hardware").Msg("Hardware instance created")
return &HardwareManager{
drivers: make(map[string]PeripheralFinder),
finders: make(map[string]PeripheralFinder),
peripherals: make([]Peripheral, 0),
peripheralsScanTrigger: make(chan struct{}),
}
@@ -48,7 +46,7 @@ func NewHardwareManager() *HardwareManager {
// Start starts to find new peripheral events
func (h *HardwareManager) Start(ctx context.Context) error {
for finderName, finder := range h.drivers {
for finderName, finder := range h.finders {
err := finder.Initialize()
if err != nil {
log.Err(err).Str("file", "hardware").Str("finderName", finderName).Msg("unable to initialize finder")
@@ -60,60 +58,53 @@ func (h *HardwareManager) Start(ctx context.Context) error {
return err
}
}
// n, err := detector.Register()
// if err != nil {
// log.Err(err).Str("file", "hardware").Msg("error registering the usb event")
// }
// h.detector = n
// // Run the detector
// n.Run(ctx)
// h.goWait.Add(1)
// go func() {
// defer h.goWait.Done()
// for {
// select {
// case <-ctx.Done():
// return
// case <-h.detector.EventChannel:
// // Trigger hardware scans
// log.Info().Str("file", "hardware").Msg("peripheral change event")
// case <-h.peripheralsScanTrigger:
// log.Info().Str("file", "hardware").Msg("scan triggered")
// }
// }
// }()
h.goWait.Add(1)
go func() {
defer h.goWait.Done()
for {
select {
case <-ctx.Done():
return
case <-h.peripheralsScanTrigger:
for finderName, finder := range h.finders {
log.Trace().Str("file", "hardware").Str("finderName", finderName).Msg("force a finder to scan peripherals")
finder.ForceScan()
}
}
}
}()
return nil
}
// GetDriver returns a register driver
func (h *HardwareManager) GetDriver(driverName string) (PeripheralFinder, error) {
driver, exists := h.drivers[driverName]
// GetFinder returns a register finder
func (h *HardwareManager) GetFinder(finderName string) (PeripheralFinder, error) {
finder, exists := h.finders[finderName]
if !exists {
log.Error().Str("file", "hardware").Str("driverName", driverName).Msg("unable to get the driver")
return nil, fmt.Errorf("Unable to locate the '%s' driver", driverName)
log.Error().Str("file", "hardware").Str("finderName", finderName).Msg("unable to get the finder")
return nil, fmt.Errorf("unable to locate the '%s' finder", finderName)
}
log.Debug().Str("file", "hardware").Str("driverName", driverName).Msg("got driver")
return driver, nil
log.Debug().Str("file", "hardware").Str("finderName", finderName).Msg("got finder")
return finder, nil
}
// RegisterDriver registers a new peripherals driver
func (h *HardwareManager) RegisterDriver(driver PeripheralFinder) {
h.drivers[driver.GetName()] = driver
log.Info().Str("file", "hardware").Str("driverName", driver.GetName()).Msg("driver registered")
// RegisterFinder registers a new peripherals finder
func (h *HardwareManager) RegisterFinder(finder PeripheralFinder) {
h.finders[finder.GetName()] = finder
log.Info().Str("file", "hardware").Str("finderName", finder.GetName()).Msg("finder registered")
}
// GetPeripheral gets the peripheral object from the parent driver
func (h *HardwareManager) GetPeripheral(driverName string, peripheralID string) (Peripheral, bool) {
// Get the driver
parentDriver, found := h.drivers[driverName]
// If no driver found, return false
// GetPeripheral gets the peripheral object from the parent finder
func (h *HardwareManager) GetPeripheral(finderName string, peripheralID string) (Peripheral, bool) {
// Get the finder
parentFinder, found := h.finders[finderName]
// If no finder found, return false
if !found {
log.Error().Str("file", "hardware").Str("driverName", driverName).Msg("unable to get the driver")
log.Error().Str("file", "hardware").Str("finderName", finderName).Msg("unable to get the finder")
return nil, false
}
log.Trace().Str("file", "hardware").Str("driverName", parentDriver.GetName()).Msg("driver got")
// Contact the driver to get the device
return parentDriver.GetPeripheral(peripheralID)
log.Trace().Str("file", "hardware").Str("finderName", parentFinder.GetName()).Msg("finder got")
// Contact the finder to get the peripheral
return parentFinder.GetPeripheral(peripheralID)
}
// Scan scans all the peripherals for the registered finders
@@ -122,27 +113,11 @@ func (h *HardwareManager) Scan() error {
return nil
}
func (h *HardwareManager) wndProc(hwnd windows.HWND, msg uint32, wParam, lParam uintptr) uintptr {
log.Trace().Str("file", "hardware").Uint32("msg", msg).Msg("wndProc triggered")
if msg == win.WM_DEVICECHANGE {
// Trigger the devices scan when the last DEVICE_CHANGE event is received
if debounceTimer != nil {
debounceTimer.Stop()
log.Debug().Str("file", "hardware").Msg("scan debounce timer stopped")
}
debounceTimer = time.AfterFunc(debounceDuration, func() {
log.Debug().Str("file", "hardware").Msg("peripheral changed")
h.peripheralsScanTrigger <- struct{}{}
})
}
return win.DefWindowProc(win.HWND(hwnd), msg, wParam, lParam)
}
// Stop stops the hardware manager
func (h *HardwareManager) Stop() error {
log.Trace().Str("file", "hardware").Msg("closing the hardware manager")
// Stop each finder
for finderName, finder := range h.drivers {
for finderName, finder := range h.finders {
err := finder.Stop()
if err != nil {
log.Err(err).Str("file", "hardware").Str("finderName", finderName).Msg("unable to stop the finder")