package upstream

import (
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"testing"
	"time"
)

func TestEmitProtocolLogPostsSafeOutboundPacketEvent(t *testing.T) {
	events := make(chan protocolLogEvent, 1)
	api := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.URL.Path != "/gateway/events/protocol-log" {
			t.Errorf("unexpected path: %s", r.URL.Path)
			http.Error(w, "unexpected path", http.StatusNotFound)
			return
		}
		var event protocolLogEvent
		if err := json.NewDecoder(r.Body).Decode(&event); err != nil {
			t.Errorf("decode protocol event: %v", err)
			http.Error(w, "invalid event", http.StatusBadRequest)
			return
		}
		events <- event
		w.WriteHeader(http.StatusOK)
	}))
	defer api.Close()

	conn := &connection{apiBaseURL: api.URL, httpClient: api.Client()}
	conn.emitProtocolLog(protocolLogEvent{
		Protocol:     "cmpp",
		Direction:    "platform_to_channel",
		EventType:    "submit",
		Status:       "success",
		ChannelID:    "channel-1",
		MessageID:    "MSG-1",
		Phone:        "18821203795",
		PayloadBytes: 32,
		Detail:       map[string]any{"sequenceId": 7},
	})

	select {
	case event := <-events:
		if event.Direction != "platform_to_channel" || event.EventType != "submit" || event.Status != "success" {
			t.Fatalf("unexpected protocol event: %+v", event)
		}
		if event.MessageID != "MSG-1" || event.Phone != "18821203795" || event.PayloadBytes != 32 {
			t.Fatalf("unexpected event identity: %+v", event)
		}
	case <-time.After(time.Second):
		t.Fatal("timed out waiting for protocol event")
	}
}