dmxconnect/peripherals.go

package main

import (
	"dmxconnect/hardware"
	"fmt"

	"github.com/rs/zerolog/log"
)

// AddPeripheral adds a peripheral to the project
func (a *App) AddPeripheral(peripheralData hardware.PeripheralInfo) (string, error) {
	// Get the peripheral from its finder
	f, err := a.hardwareManager.GetFinder(peripheralData.ProtocolName)
	if err != nil {
		log.Error().Str("file", "peripheral").Str("protocolName", peripheralData.ProtocolName).Msg("unable to found the specified finder")
		return "", fmt.Errorf("unable to found the peripheral ID '%s'", peripheralData.SerialNumber)
	}
	// Register this new peripheral
	serialNumber, err := f.RegisterPeripheral(a.ctx, peripheralData)
	if err != nil {
		log.Trace().Str("file", "peripheral").Str("protocolName", peripheralData.ProtocolName).Str("periphID", serialNumber).Msg("device registered to the finder")
		return "", fmt.Errorf("unable to register the peripheral '%s'", serialNumber)
	}
	// Rewrite the serialnumber for virtual devices
	peripheralData.SerialNumber = serialNumber

	// Add the peripheral ID to the project
	if a.projectInfo.PeripheralsInfo == nil {
		a.projectInfo.PeripheralsInfo = make(map[string]hardware.PeripheralInfo)
	}

	a.projectInfo.PeripheralsInfo[peripheralData.SerialNumber] = peripheralData
	log.Info().Str("file", "peripheral").Str("protocolName", peripheralData.ProtocolName).Str("periphID", peripheralData.SerialNumber).Msg("peripheral added to project")
	return peripheralData.SerialNumber, nil
}

// GetPeripheralSettings gets the peripheral settings
func (a *App) GetPeripheralSettings(protocolName, peripheralID string) (map[string]interface{}, error) {
	// Get the peripheral from its finder
	f, err := a.hardwareManager.GetFinder(protocolName)
	if err != nil {
		log.Error().Str("file", "peripheral").Str("protocolName", protocolName).Str("periphID", peripheralID).Msg("unable to found the specified peripheral")
		return nil, fmt.Errorf("unable to found the peripheral ID '%s'", peripheralID)
	}
	return f.GetPeripheralSettings(peripheralID)
}

// UpdatePeripheralSettings updates a specific setting of a peripheral
func (a *App) UpdatePeripheralSettings(protocolName, peripheralID string, settings map[string]interface{}) error {
	// Sets the settings with the finder
	f, err := a.hardwareManager.GetFinder(protocolName)
	if err != nil {
		log.Error().Str("file", "peripheral").Str("protocolName", protocolName).Str("periphID", peripheralID).Msg("unable to found the specified peripheral")
		return fmt.Errorf("unable to found the peripheral ID '%s'", peripheralID)
	}
	// Save the settings in the application
	if a.projectInfo.PeripheralsInfo == nil {
		a.projectInfo.PeripheralsInfo = make(map[string]hardware.PeripheralInfo)
	}
	pInfo := a.projectInfo.PeripheralsInfo[peripheralID]
	pInfo.Settings = settings
	a.projectInfo.PeripheralsInfo[peripheralID] = pInfo
	// Apply changes in the peripheral
	return f.SetPeripheralSettings(peripheralID, pInfo.Settings)
}

// RemovePeripheral removes a peripheral from the project
func (a *App) RemovePeripheral(peripheralData hardware.PeripheralInfo) error {
	// Unregister the peripheral from the finder
	f, err := a.hardwareManager.GetFinder(peripheralData.ProtocolName)
	if err != nil {
		log.Err(err).Str("file", "peripherals").Str("protocolName", peripheralData.ProtocolName).Msg("unable to find the finder")
		return fmt.Errorf("unable to find the finder")
	}
	err = f.UnregisterPeripheral(a.ctx, peripheralData)
	if err != nil {
		log.Err(err).Str("file", "peripherals").Str("peripheralID", peripheralData.SerialNumber).Msg("unable to unregister this peripheral")
		return fmt.Errorf("unable to unregister this peripheral")
	}
	// Remove the peripheral ID from the project
	delete(a.projectInfo.PeripheralsInfo, peripheralData.SerialNumber)
	log.Info().Str("file", "peripheral").Str("protocolName", peripheralData.ProtocolName).Str("periphID", peripheralData.SerialNumber).Msg("peripheral removed from project")
	return nil
}

// FOR TESTING PURPOSE ONLY

// func (a *App) ActivateFTDI() error {
// 	// Connect the FTDI
// 	driver, err := a.hardwareManager.GetFinder("FTDI")
// 	if err != nil {
// 		return err
// 	}
// 	periph, found := driver.GetPeripheral("A50285BI")
// 	if !found {
// 		return fmt.Errorf("unable to find the peripheral s/n %s", "A50285BI")
// 	}
// 	return periph.Activate(a.ctx)
// }

// func (a *App) SetDeviceFTDI(channelValue byte) error {
// 	// Connect the FTDI
// 	driver, err := a.hardwareManager.GetFinder("FTDI")
// 	if err != nil {
// 		return err
// 	}
// 	periph, found := driver.GetPeripheral("A50285BI")
// 	if !found {
// 		return fmt.Errorf("unable to find the peripheral s/n %s", "A50285BI")
// 	}
// 	return periph.SetDeviceProperty(a.ctx, 0, 0, channelValue)
// }

// func (a *App) DeactivateFTDI() error {
// 	// Connect the FTDI
// 	driver, err := a.hardwareManager.GetFinder("FTDI")
// 	if err != nil {
// 		return err
// 	}
// 	periph, found := driver.GetPeripheral("A50285BI")
// 	if !found {
// 		return fmt.Errorf("unable to find the peripheral s/n %s", "A50285BI")
// 	}
// 	return periph.Deactivate(a.ctx)
// }