wehub-resource-sync
54 lines
1.2 KiB
Go
54 lines
1.2 KiB
Go
package agentpool
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import (
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"fmt"
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"math/rand/v2"
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"github.com/labstack/echo/v4"
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"github.com/mudler/LocalAGI/core/sse"
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)
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// HandleSSE bridges a LocalAGI SSE Manager to an Echo HTTP response.
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// It registers a client with the manager, streams events, and cleans up on disconnect.
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func HandleSSE(c echo.Context, manager sse.Manager) error {
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c.Response().Header().Set("Content-Type", "text/event-stream")
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c.Response().Header().Set("Cache-Control", "no-cache")
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c.Response().Header().Set("Connection", "keep-alive")
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c.Response().WriteHeader(200)
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c.Response().Flush()
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client := sse.NewClient(randString(10))
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manager.Register(client)
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defer func() {
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manager.Unregister(client.ID())
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}()
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ch := client.Chan()
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done := c.Request().Context().Done()
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for {
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select {
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case <-done:
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return nil
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case msg, ok := <-ch:
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if !ok {
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return nil
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}
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if _, err := fmt.Fprint(c.Response(), msg.String()); err != nil {
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return nil
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}
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c.Response().Flush()
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}
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}
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}
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var letterRunes = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
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func randString(n int) string {
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b := make([]rune, n)
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for i := range b {
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b[i] = letterRunes[rand.IntN(len(letterRunes))]
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}
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return string(b)
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}
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