82 lines
1.5 KiB
Go
82 lines
1.5 KiB
Go
// Package peripheral will handle communicating with peripherals
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package peripheral
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import (
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"fmt"
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"path/filepath"
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)
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type PeripheralType string
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const (
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DisplayPeripheral PeripheralType = "display"
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)
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type PeripheralDeviceClerk struct {
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// mu sync.RWMutex
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Devices map[string]*PeripheralDevice
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}
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func NewPeripheralDeviceClerk() *PeripheralDeviceClerk {
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return &PeripheralDeviceClerk{
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Devices: make(map[string]*PeripheralDevice),
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}
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}
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func (clerk *PeripheralDeviceClerk) listPorts() ([]string, error) {
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ttyUSBs, err := filepath.Glob("/dev/ttyUSB*")
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if err != nil {
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return []string{}, err
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}
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return ttyUSBs, nil
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}
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func (clerk *PeripheralDeviceClerk) addDevice(dev *PeripheralDevice) {
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clerk.Devices[string(dev.Name[:])] = dev
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}
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func (clerk *PeripheralDeviceClerk) FindDevices() error {
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ports, err := clerk.listPorts()
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if err != nil {
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return err
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}
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for _, p := range ports {
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newDevice := NewPeripheralDevice(p)
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err := newDevice.Probe()
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if err != nil {
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fmt.Println(p, err.Error())
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continue
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}
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clerk.addDevice(newDevice)
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fmt.Println(p, string(newDevice.Name[:]))
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}
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// go clerk.clerkBackgroundJob()
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return nil
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}
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func (clerk *PeripheralDeviceClerk) ListDevices() error {
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for _, d := range clerk.Devices {
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fmt.Printf("[%d] %s\n", d.ID, d.Name)
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}
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return nil
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}
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// func (c *PeripheralDeviceClerk) clerkBackgroundJob() {
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// for {
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// c.mu.RLock()
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// for _, d := range c.Devices {
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// // Check the state of the device
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// if d.CommState == CommIdle {
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// }
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// }
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// c.mu.Unlock()
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// }
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// }
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