admin/events
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add helper to read data

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This commit is contained in:
mamor87 2025-09-17 07:55:38 +02:00
parent 1133202fa4
commit 7da7638ecd
3 changed files with 12 additions and 9 deletions
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8
README.md
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@ -27,7 +27,6 @@ package main
import (
"fmt"
"sync"
"git.apihub24.de/admin/events"
)
@ -55,15 +54,14 @@ func main() {
nameSubscription := handler.Subscribe(NameEventType, func(event events.IEvent) {
// read the Name Event Data
var data NameEventData
_ = event.Data(&data)
data, _ := events.ParseEventData[NameEventData](event)
// Publish the Greet Event
_ = handler.Publish(events.NewEvent(GreetEventType, GreetEventData{Greeting: fmt.Sprintf("Hello, %s", data.Name)}))
})
greetSubscription := handler.Subscribe(GreetEventType, func(event events.IEvent) {
var data GreetEventData
_ = event.Data(&data)
data, _ := events.ParseEventData[GreetEventData](event)
println(fmt.Sprintf("%v", data))
})
// publish the Name Event
_ = handler.Publish(nameEvent)

7
helper.go Normal file
View File

@ -0,0 +1,7 @@
package events
func ParseEventData[T any](event IEvent) (T, error) {
var d T
err := event.Data(&d)
return d, err
}

6
test/handler_test.go
View File

@ -29,8 +29,7 @@ func Test_EventHandler_ShouldHandleSubscriptions(t *testing.T) {
wg.Add(2)
handler.Subscribe(NameEventType, func(event events.IEvent) {
var data NameEventData
err := event.Data(&data)
data, err := events.ParseEventData[NameEventData](event)
if err != nil {
t.Error(err)
}
@ -42,8 +41,7 @@ func Test_EventHandler_ShouldHandleSubscriptions(t *testing.T) {
})
handler.Subscribe(GreetEventType, func(event events.IEvent) {
var data GreetEventData
err := event.Data(&data)
data, err := events.ParseEventData[GreetEventData](event)
if err != nil {
t.Error(err)
}