Live removal of issue comments using htmx websocket

go.mod

@@ -82,6 +82,7 @@ require (
 	github.com/msteinert/pam v1.2.0
 	github.com/nektos/act v0.2.52
 	github.com/niklasfasching/go-org v1.7.0
+	github.com/olahol/melody v1.1.4
 	github.com/olivere/elastic/v7 v7.0.32
 	github.com/opencontainers/go-digest v1.0.0
 	github.com/opencontainers/image-spec v1.1.0-rc6
@@ -210,6 +211,7 @@ require (
 	github.com/gorilla/handlers v1.5.2 // indirect
 	github.com/gorilla/mux v1.8.1 // indirect
 	github.com/gorilla/securecookie v1.1.2 // indirect
+	github.com/gorilla/websocket v1.5.0 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
 	github.com/hashicorp/go-retryablehttp v0.7.5 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect

go.sum

@@ -514,6 +514,8 @@ github.com/gorilla/sessions v1.1.1/go.mod h1:8KCfur6+4Mqcc6S0FEfKuN15Vl5MgXW92AE
 github.com/gorilla/sessions v1.2.0/go.mod h1:dk2InVEVJ0sfLlnXv9EAgkf6ecYs/i80K/zI+bUmuGM=
 github.com/gorilla/sessions v1.2.2 h1:lqzMYz6bOfvn2WriPUjNByzeXIlVzURcPmgMczkmTjY=
 github.com/gorilla/sessions v1.2.2/go.mod h1:ePLdVu+jbEgHH+KWw8I1z2wqd0BAdAQh/8LRvBeoNcQ=
+github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
+github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/hashicorp/go-cleanhttp v0.5.2 h1:035FKYIWjmULyFRBKPs8TBQoi0x6d9G4xc9neXJWAZQ=
 github.com/hashicorp/go-cleanhttp v0.5.2/go.mod h1:kO/YDlP8L1346E6Sodw+PrpBSV4/SoxCXGY6BqNFT48=
 github.com/hashicorp/go-hclog v0.9.2/go.mod h1:5CU+agLiy3J7N7QjHK5d05KxGsuXiQLrjA0H7acj2lQ=
@@ -696,6 +698,8 @@ github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE=
 github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=
 github.com/oklog/ulid v1.3.1 h1:EGfNDEx6MqHz8B3uNV6QAib1UR2Lm97sHi3ocA6ESJ4=
 github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn4U=
+github.com/olahol/melody v1.1.4 h1:RQHfKZkQmDxI0+SLZRNBCn4LiXdqxLKRGSkT8Dyoe/E=
+github.com/olahol/melody v1.1.4/go.mod h1:GgkTl6Y7yWj/HtfD48Q5vLKPVoZOH+Qqgfa7CvJgJM4=
 github.com/olekukonko/tablewriter v0.0.5 h1:P2Ga83D34wi1o9J6Wh1mRuqd4mF/x/lgBS7N7AbDhec=
 github.com/olekukonko/tablewriter v0.0.5/go.mod h1:hPp6KlRPjbx+hW8ykQs1w3UBbZlj6HuIJcUGPhkA7kY=
 github.com/olivere/elastic/v7 v7.0.32 h1:R7CXvbu8Eq+WlsLgxmKVKPox0oOwAE/2T9Si5BnvK6E=

modules/context/response.go

@@ -4,6 +4,9 @@
 package context
 
 import (
+	"bufio"
+	"errors"
+	"net"
 	"net/http"
 
 	web_types "code.gitea.io/gitea/modules/web/types"
@@ -30,6 +33,14 @@ type Response struct {
 	status         int
 	befores        []func(ResponseWriter)
 	beforeExecuted bool
+	hijacker       http.Hijacker
+}
+
+func (r *Response) Hijack() (net.Conn, *bufio.ReadWriter, error) {
+	if r.hijacker == nil {
+		return nil, nil, errors.New("http.Hijacker not implemented by underlying http.ResponseWriter")
+	}
+	return r.hijacker.Hijack()
 }
 
 // Write writes bytes to HTTP endpoint
@@ -95,9 +106,11 @@ func WrapResponseWriter(resp http.ResponseWriter) *Response {
 	if v, ok := resp.(*Response); ok {
 		return v
 	}
+	hijacker, _ := resp.(http.Hijacker)
 	return &Response{
 		ResponseWriter: resp,
 		status:         0,
 		befores:        make([]func(ResponseWriter), 0),
+		hijacker:       hijacker,
 	}
 }