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feat(live): add team radio ticker

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Subscribe to TeamRadio on the F1 live feed, parse defensive capture snapshots and patches, and relay capped captures through live snapshots with the SessionInfo static path. Add the frontend CDN URL helper and ticker using one shared audio element.
This commit is contained in:
Aman Tahiliani
2026-07-03 23:56:19 -04:00
parent 75ca5f4deb
commit 6c72c12821
12 changed files with 472 additions and 8 deletions
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69
internal/live/parser_test.go
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@@ -5,6 +5,7 @@ import (
"compress/flate"
"encoding/base64"
"encoding/json"
"fmt"
"testing"
"time"
@@ -211,12 +212,16 @@ func TestProcessTopicSessionInfoCircuitName(t *testing.T) {
state.ProcessTopic("SessionInfo", json.RawMessage(`{
"Meeting": {"Name": "British Grand Prix", "Circuit": {"ShortName": "Silverstone"}},
"Name": "Race",
"Type": "Race"
"Type": "Race",
"Path": "2026/2026-07-05_British_Grand_Prix/2026-07-05_Race/"
}`))
s := state.Snapshot().Session
if s.MeetingName != "British Grand Prix" || s.CircuitName != "Silverstone" {
t.Fatalf("session = %+v", s)
}
if s.Path != "2026/2026-07-05_British_Grand_Prix/2026-07-05_Race/" {
t.Fatalf("session path = %q", s.Path)
}
}
func TestProcessTopicDriverList(t *testing.T) {
@@ -285,6 +290,68 @@ func TestProcessTopicRaceControlMessages(t *testing.T) {
}
}
func TestProcessTopicTeamRadioSnapshotAndPatch(t *testing.T) {
state := live.NewState()
snapshot := json.RawMessage(`{
"Captures": [
{"Utc": "2026-07-05T14:05:30Z", "RacingNumber": "4", "Path": "TeamRadio/NOR-1.mp3"},
{"Utc": "2026-07-05T14:04:10Z", "RacingNumber": "16", "Path": "TeamRadio/LEC-1.mp3"}
]
}`)
if !state.ProcessTopic("TeamRadio", snapshot) {
t.Fatal("TeamRadio snapshot should update state")
}
patch := json.RawMessage(`{
"Captures": {
"2": {"Utc": "2026-07-05T14:06:00Z", "RacingNumber": "44", "Path": "TeamRadio/HAM-1.mp3"}
}
}`)
if !state.ProcessTopic("TeamRadio", patch) {
t.Fatal("TeamRadio keyed patch should update state")
}
radio := state.Snapshot().TeamRadio
if len(radio) != 3 {
t.Fatalf("radio captures = %d, want 3", len(radio))
}
if radio[0].RacingNumber != "16" || radio[1].RacingNumber != "4" || radio[2].RacingNumber != "44" {
t.Fatalf("radio order = %+v", radio)
}
}
func TestProcessTopicTeamRadioMalformed(t *testing.T) {
state := live.NewState()
if state.ProcessTopic("TeamRadio", json.RawMessage(`{"Captures": {"1": {"Utc": "2026-07-05T14:06:00Z", "Path": "missing-driver.mp3"}}}`)) {
t.Fatal("incomplete TeamRadio capture should not update state")
}
if state.ProcessTopic("TeamRadio", json.RawMessage(`{"Captures": "not-a-list"}`)) {
t.Fatal("unexpected TeamRadio captures shape should not update state")
}
if len(state.Snapshot().TeamRadio) != 0 {
t.Fatalf("malformed captures mutated state: %+v", state.Snapshot().TeamRadio)
}
}
func TestProcessTopicTeamRadioCapsAtTwenty(t *testing.T) {
state := live.NewState()
for i := 0; i < 25; i++ {
payload := json.RawMessage([]byte(fmt.Sprintf(`{
"Captures": [{"Utc": "2026-07-05T14:%02d:00Z", "RacingNumber": "%d", "Path": "TeamRadio/%02d.mp3"}]
}`, i, i, i)))
state.ProcessTopic("TeamRadio", payload)
}
radio := state.Snapshot().TeamRadio
if len(radio) != 20 {
t.Fatalf("radio captures = %d, want 20", len(radio))
}
if radio[0].Utc != "2026-07-05T14:05:00Z" || radio[19].Utc != "2026-07-05T14:24:00Z" {
t.Fatalf("radio cap kept wrong captures: first=%+v last=%+v", radio[0], radio[19])
}
}
func TestProcessTopicWeatherData(t *testing.T) {
state := live.NewState()
state.ProcessTopic("WeatherData", json.RawMessage(`{