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|
package homematic
import (
"fmt"
"strconv"
"github.com/beevik/etree"
)
type Device struct {
Type string
Subtype string
Address string
Parent string
Version int
}
func (d Device) String() string {
return fmt.Sprintf(
"Homematic device\n"+
"TYPE: %s\n"+
"SUBTYPE: %s\n"+
"ADDRESS: %s\n"+
"PARENT: %s\n"+
"VERSION: %d",
d.Type,
d.Subtype,
d.Address,
d.Parent,
d.Version,
)
}
func (d *Device) LoadXML(doc *etree.Document) error {
types := doc.FindElements("/struct/member[name='TYPE']/value")
if len(types) != 1 {
return fmt.Errorf("Expected one type field but got %d.", len(types))
}
subtypes := doc.FindElements("/struct/member[name='SUBTYPE']/value")
if len(subtypes) != 1 {
return fmt.Errorf("Expected one subtype field but got %d.", len(subtypes))
}
addresses := doc.FindElements("/struct/member[name='ADDRESS']/value")
if len(addresses) != 1 {
return fmt.Errorf("Expected one address field but got %d.", len(addresses))
}
parents := doc.FindElements("/struct/member[name='PARENT']/value")
if len(parents) != 1 {
return fmt.Errorf("Expected one parent field but got %d.", len(parents))
}
versions := doc.FindElements("/struct/member[name='VERSION']/value/i4")
if len(versions) != 1 {
return fmt.Errorf("Expected one version field but got %d.", len(versions))
}
version, err := strconv.Atoi(versions[0].Text())
if err != nil {
return fmt.Errorf(
"Cannot convert version value '%s' to an integer: %w",
versions[0].Text(),
err,
)
}
d.Type = types[0].Text()
d.Subtype = subtypes[0].Text()
d.Address = addresses[0].Text()
d.Parent = parents[0].Text()
d.Version = version
return nil
}
type Devices []Device
func (devices Devices) String() string {
value := ""
for index, device := range devices {
if index > 0 {
value = value + "\n"
}
value = value + fmt.Sprintf("%v\n", device)
}
return value
}
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