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package sse
import (
"net/http"
"github.com/animenotifier/notify.moe/components/css"
"github.com/animenotifier/notify.moe/components/js"
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"github.com/aerogo/aero"
"github.com/animenotifier/notify.moe/utils"
)
var (
scriptsETag = aero.ETagString(js.Bundle())
stylesETag = aero.ETagString(css.Bundle())
)
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// Events streams server events to the client.
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func Events(ctx aero.Context) error {
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user := utils.GetUser(ctx)
if user == nil {
return ctx.Error(http.StatusUnauthorized, "Not logged in")
}
stream := aero.NewEventStream()
user.AddEventStream(stream)
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go func() {
defer user.RemoveEventStream(stream)
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// Send the ETag for the scripts
stream.Events <- &aero.Event{
Name: "etag",
Data: struct {
URL string `json:"url"`
ETag string `json:"etag"`
}{
URL: "/scripts",
ETag: scriptsETag,
},
}
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// Send the ETag for the styles
stream.Events <- &aero.Event{
Name: "etag",
Data: struct {
URL string `json:"url"`
ETag string `json:"etag"`
}{
URL: "/styles",
ETag: stylesETag,
},
}
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// Wait until the user closes the tab or disconnects
<-stream.Closed
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}()
return ctx.EventStream(stream)
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}