feat: raising hand endpoint

rooms/room.go

@@ -30,6 +30,22 @@ func (r *Room)InitMaps() {
 	}
 }
 
+// if you have no hand raised - select any hand
+// if you are not speaking and have a hand raise - just exchange
+// if you are speaking - change nothing
+// if nobody is speaking, set this person as a first speaker
+func (r *Room) RaiseHand(p PersonId, gesture HandGesture) Room {
+	if (r.CurrentSpeaker == p) {
+		// if person already speaking, should first end speaking
+		return *r
+	}
+	r.ParticipantHands[p] = gesture
+	if r.CurrentSpeaker == PersonId(0) {
+		r.CurrentSpeaker = p
+	}
+	return *r
+}
+
 // and how would i organize?
 // i should have map[HandGesture]ParticipantId as mark. for 'from where to go clockwise if returning a level lover'
 // now i want methods that for some person raise some hand, so i guess it adds what? to map[ParticipantId]HandGesture
@@ -161,6 +177,13 @@ const (
 	Meta
 )
 
+func GestureFromInt(num int) (HandGesture, bool) {
+	if (num >= int(ChangeTopic) && num <= int(Meta)) {
+		return HandGesture(num), true
+	}
+	return HandGesture(0), false
+}
+
 // String() method to print the name of the days
 func (g HandGesture) String() string {
 	return [...]string{"Change Topic", "Probing Quesion", "Expand", "Clarifying Quesion", "Meta"}[g]

rooms/rooms_manager.go

@@ -13,6 +13,16 @@ import (
 
 type PersonId int
 
+func (p PersonId) MarshalBinary() ([]byte, error) {
+	bytes, err := json.Marshal(p)
+    return bytes, err
+}
+
+func (p *PersonId) UnmarshalBinary(data []byte) error {
+	err := json.Unmarshal(data, p)
+    return err
+}
+
 // TODO move to rooms i guess
 func RandomPersonId() PersonId {
 	randInt := rand.Int()
@@ -81,6 +91,7 @@ func (redisRM RedisRM) Update(ctx context.Context, roomName string, f func(fromR
 			return err
 		}
 
+		savedRoom.InitMaps()
 		room := f(savedRoom)
 
 		_, err = tx.Pipelined(ctx, func(pipe redis.Pipeliner) error {

routes/room_page.go

@@ -1,12 +1,14 @@
 package routes
 
 import (
+	"context"
 	"embed"
 	"fmt"
 	"html/template"
 	"log"
 	"math/rand"
 	"net/http"
+	"strconv"
 	"time"
 
 	"sunshine.industries/some-automoderation/rooms"
@@ -14,6 +16,7 @@ import (
 )
 
 const roomPath = "/room/"
+const raiseHandPath = "/rooms/raise/"
 
 // registering all routes for page and logic of /room/:roomName
 func registerPageRoutes(
@@ -23,11 +26,15 @@ func registerPageRoutes(
 ) {
 	http.HandleFunc("/rooms/random", streamingBsRoute())
 
-	http.Handle(roomPath,
+	http.Handle(roomPath, // ending in / captures all following path sections, i.e room name
 		authedPageMiddleware(
 			sessionSM,
 			http.StripPrefix(roomPath, roomPageRoute(templateFs, roomsM))))
 
+	http.Handle(raiseHandPath, // ending in / captures all following path sections, i.e gesture num
+		authedPageMiddleware(
+			sessionSM,
+			http.StripPrefix(raiseHandPath, raiseGestureHandRoute(templateFs, roomsM))))
 }
 
 func streamingBsRoute() http.HandlerFunc {
@@ -57,6 +64,44 @@ func streamingBsRoute() http.HandlerFunc {
 	}
 }
 
+// if currently speaking? i guess first lower the hand and then raise new 
+func raiseGestureHandRoute(
+	templateFs *embed.FS,
+	roomsM rooms.RoomManager,
+) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		gestureInd, err := strconv.Atoi(r.URL.Path)
+		gesture, found := rooms.GestureFromInt(gestureInd)
+		if err != nil || !found {
+			log.Printf("/rooms/raiseGesture error %s gettin hand symbol index from path %s\n", err, r.URL.Path)
+			return
+		}
+		log.Printf("/rooms/raiseGesture successfully got gesture %d : %s", gesture, gesture.String())
+		session, found := getContextSession(r.Context())
+		if !found {
+			log.Printf("/rooms/raiseGesture session not found, should be impossible")
+			// TODO return error i guess
+			return
+		}
+		var outerClosureRoom rooms.Room
+		err = roomsM.Update(context.TODO(), session.RoomId, func(fromRoom rooms.Room) (toRoom rooms.Room) {
+			toRoom = fromRoom.RaiseHand(session.PersonId, gesture)
+			outerClosureRoom = toRoom
+			return toRoom
+		})
+		if err != nil {
+			log.Printf("/rooms/raiseGesture error saving hand: %s\n", err)
+			return
+			// TODO return error i guess
+		}
+		log.Printf(">> i attempt to get room with closure: %+v\n", outerClosureRoom)
+		w.WriteHeader(http.StatusNoContent)
+
+		// then htmx style i'll need to re-render the room, i suppose
+		// oh, not really, the SSE should send the updated room state
+	}
+}
+
 func roomPageRoute(
 	templateFs *embed.FS,
 	roomsM rooms.RoomManager,
@@ -92,10 +137,24 @@ func roomPageRoute(
 		templFile := "templates/room.gohtml"
 		tmpl := template.Must(template.ParseFS(templateFs, templFile))
 
+		type GestureData struct {
+			Name string
+			Url  string
+		}
+		var gesturesData []GestureData
+		for gesture := rooms.ChangeTopic; gesture <= rooms.Meta; gesture++ {
+			gesturesData = append(gesturesData, GestureData{
+				Name: gesture.String(),
+				Url: fmt.Sprintf("%s%d", raiseHandPath, gesture),
+			})
+		}
+
 		pageData := struct {
 			RoomName string
+			Gestures []GestureData
 		}{
 			RoomName: roomName,
+			Gestures: gesturesData,
 		}
 
 		err := tmpl.Execute(w, pageData)

routes/static/out.css

@@ -598,11 +598,20 @@ video {
   border-width: 1px;
 }
 
+.border-2 {
+  border-width: 2px;
+}
+
 .border-black {
   --tw-border-opacity: 1;
   border-color: rgb(0 0 0 / var(--tw-border-opacity));
 }
 
+.border-blue-700 {
+  --tw-border-opacity: 1;
+  border-color: rgb(29 78 216 / var(--tw-border-opacity));
+}
+
 .bg-amber-400 {
   --tw-bg-opacity: 1;
   background-color: rgb(251 191 36 / var(--tw-bg-opacity));
@@ -627,6 +636,11 @@ video {
   background-color: rgb(194 65 12 / 0.25);
 }
 
+.bg-white {
+  --tw-bg-opacity: 1;
+  background-color: rgb(255 255 255 / var(--tw-bg-opacity));
+}
+
 .p-4 {
   padding: 1rem;
 }

routes/templates/room.gohtml

@@ -31,12 +31,12 @@
     <![endif]-->
     <div class="h-full w-full grid">
         <script src="https://unpkg.com/htmx.org/dist/ext/sse.js"></script>
-        <div id="state-receival" class="bg-blue-300 hidden md:block"
-             hx-ext="sse" sse-connect="/rooms/random"
-             >
-            <div> yoyo </div>
-            <div sse-swap="message"> qweopop </div>
-        </div>
+        <!-- <div id="state-receival" class="bg-blue-300 hidden md:block" -->
+        <!--      hx-ext="sse" sse-connect="/rooms/random" -->
+        <!--      > -->
+        <!--     <div> yoyo </div> -->
+        <!--     <div sse-swap="message"> qweopop </div> -->
+        <!-- </div> -->
         <!-- should be done with custom event for screen change -->
         <!-- <div id="state-receival" class="bg-blue-100 md:hidden" -->
         <!--      hx-ext="sse" sse-connect="/rooms/random?mobile=true" -->
@@ -46,6 +46,14 @@
         <!-- </div> -->
         <div id="controls" class="bg-green-300">
             koko
+            {{ range .Gestures }}
+            <button
+              hx-get="{{ .Url }}"
+              class="bg-white rounded border-blue-700 border-2"
+              >
+              {{ .Name }}
+            </button>
+            {{ end }}
         </div>
 
     </div>