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fix(codex): Label usage windows by duration #27

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Merged
euxaristia merged 1 commit into from
Aug 13, 2026
Merged

fix(codex): Label usage windows by duration #27

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15 changes: 13 additions & 2 deletions pkg/parsers/codex.go
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Original file line number Diff line number Diff line change
Expand Up @@ -36,17 +36,28 @@ func ParseCodexUsage(data []byte, now time.Time) (CodexUsage, error) {

windows := make([]CodexUsageWindow, 0, 2)
if window := payload.RateLimit.PrimaryWindow; window != nil {
windows = append(windows, window.toUsageWindow("Primary", now))
windows = append(windows, window.toUsageWindow(windowLabel("Primary", window.LimitWindowSeconds), now))
}
if window := payload.RateLimit.SecondaryWindow; window != nil {
windows = append(windows, window.toUsageWindow("Secondary", now))
windows = append(windows, window.toUsageWindow(windowLabel("Secondary", window.LimitWindowSeconds), now))
}
if len(windows) == 0 {
return CodexUsage{}, fmt.Errorf("no Codex rate-limit windows in response")
}
return CodexUsage{PlanType: payload.PlanType, Windows: windows}, nil
}

func windowLabel(fallback string, seconds int) string {
switch seconds {
case 5 * 60 * 60:
return "Session"
case 7 * 24 * 60 * 60:
return "Weekly"
default:
return fallback
}
}

type codexWindow struct {
UsedPercent float64 `json:"used_percent"`
LimitWindowSeconds int `json:"limit_window_seconds"`
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32 changes: 30 additions & 2 deletions pkg/parsers/codex_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -20,14 +20,42 @@ func TestParseCodexUsage(t *testing.T) {
if usage.PlanType != "plus" || len(usage.Windows) != 2 {
t.Fatalf("unexpected usage: %#v", usage)
}
if got := usage.Windows[0]; got.Label != "Primary" || got.UsedPercent != 42 || got.WindowSeconds != 18000 || got.ResetCountdown != "1h 0m" {
if got := usage.Windows[0]; got.Label != "Session" || got.UsedPercent != 42 || got.WindowSeconds != 18000 || got.ResetCountdown != "1h 0m" {
t.Fatalf("unexpected primary window: %#v", got)
}
if got := usage.Windows[1]; got.Label != "Secondary" || got.ResetCountdown != "2h 0m" {
if got := usage.Windows[1]; got.Label != "Weekly" || got.ResetCountdown != "2h 0m" {
t.Fatalf("unexpected secondary window: %#v", got)
}
}

func TestParseCodexUsageLabelsWeeklyPrimaryWindow(t *testing.T) {
usage, err := ParseCodexUsage([]byte(`{
"rate_limit":{
"primary_window":{"used_percent":10,"limit_window_seconds":604800,"reset_after_seconds":590684}
}
}`), time.Unix(1_700_000_000, 0))
if err != nil {
t.Fatal(err)
}
if got := usage.Windows[0].Label; got != "Weekly" {
t.Fatalf("expected weekly label, got %q", got)
}
}

func TestParseCodexUsageKeepsUnknownWindowLabel(t *testing.T) {
usage, err := ParseCodexUsage([]byte(`{
"rate_limit":{
"primary_window":{"limit_window_seconds":86400}
}
}`), time.Unix(1_700_000_000, 0))
if err != nil {
t.Fatal(err)
}
if got := usage.Windows[0].Label; got != "Primary" {
t.Fatalf("expected fallback label, got %q", got)
}
}

func TestParseCodexUsageRejectsMissingWindows(t *testing.T) {
_, err := ParseCodexUsage([]byte(`{"rate_limit":{}}`), time.Now())
if err == nil {
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