import CodexBarCoreimport Foundation extension MenuDescriptor {    static func appendOpenAIAPIUsageSummary(        entries: inout [Entry],        usage: OpenAIAPIUsageSnapshot)    {        let today = usage.currentDay        let last7 = usage.last7Days        let last30 = usage.last30Days        let historyLabel = usage.historyWindowLabel         entries.append(.text(            "\(L("Today")): \(UsageFormatter.usdString(today.costUSD)) · " +                "\(UsageFormatter.tokenCountString(today.totalTokens)) \(L("tokens"))",            .secondary))        entries.append(.text(            "7d: \(UsageFormatter.usdString(last7.costUSD)) · " +                "\(UsageFormatter.tokenCountString(last7.requests)) \(L("requests"))",            .secondary))        entries.append(.text(            "\(historyLabel): \(UsageFormatter.usdString(last30.costUSD)) · " +                "\(UsageFormatter.tokenCountString(last30.requests)) \(L("requests"))",            .secondary))        if let topModel = usage.topModels.first?.name {            entries.append(.text("\(L("Top model")): \(topModel)", .secondary))        }    }     static func appendClaudeAdminAPIUsageSummary(        entries: inout [Entry],        usage: ClaudeAdminAPIUsageSnapshot)    {        let today = usage.currentDay        let last7 = usage.last7Days        let last30 = usage.last30Days         entries.append(.text(            "\(L("Today")): \(UsageFormatter.usdString(today.costUSD)) · " +                "\(UsageFormatter.tokenCountString(today.totalTokens)) \(L("tokens"))",            .secondary))        entries.append(.text(            "7d: \(UsageFormatter.usdString(last7.costUSD)) · " +                "\(UsageFormatter.tokenCountString(last7.totalTokens)) \(L("tokens"))",            .secondary))        entries.append(.text(            "30d: \(UsageFormatter.usdString(last30.costUSD)) · " +                "\(UsageFormatter.tokenCountString(last30.totalTokens)) \(L("tokens"))",            .secondary))        if let topModel = usage.topModels.first?.name {            entries.append(.text("\(L("Top model")): \(topModel)", .secondary))        }    }     static func appendOpenRouterUsageSummary(        entries: inout [Entry],        usage: OpenRouterUsageSnapshot)    {        if let daily = usage.keyUsageDaily {            entries.append(.text("\(L("Today")): \(UsageFormatter.usdString(daily))", .secondary))        }        if let weekly = usage.keyUsageWeekly {            entries.append(.text("\(L("Week")): \(UsageFormatter.usdString(weekly))", .secondary))        }        if let monthly = usage.keyUsageMonthly {            entries.append(.text("\(L("Month")): \(UsageFormatter.usdString(monthly))", .secondary))        }    }     static func appendMistralUsageSummary(        entries: inout [Entry],        usage: MistralUsageSnapshot)    {        let latest = usage.daily.last        if let latest {            entries.append(.text(                "\(L("Latest")): \(usage.currencySymbol)\(String(format: "%.4f", max(0, latest.cost))) · " +                    "\(UsageFormatter.tokenCountString(latest.totalTokens)) \(L("tokens"))",                .secondary))        }        let totalTokens = usage.totalInputTokens + usage.totalCachedTokens + usage.totalOutputTokens        entries.append(.text(            "\(L("Month")): \(usage.currencySymbol)\(String(format: "%.4f", max(0, usage.totalCost))) · " +                "\(UsageFormatter.tokenCountString(totalTokens)) \(L("tokens"))",            .secondary))        if let top = Self.topMistralModel(from: usage.daily) {            entries.append(.text("\(L("Top model")): \(top)", .secondary))        }    }     static func appendPoeUsageSummary(        entries: inout [Entry],        usage: PoeUsageHistorySnapshot)    {        let today = usage.currentDay()        let week = usage.last7Days        let month = usage.last30Days        let todayCostSuffix = today.costUSD.map { " · \(UsageFormatter.usdString($0))" } ?? ""        let weekCostSuffix = week.costUSD.map { " · \(UsageFormatter.usdString($0))" } ?? ""        let monthCostSuffix = month.costUSD.map { " · \(UsageFormatter.usdString($0))" } ?? ""        entries.append(.text(            "\(L("Today")): \(Self.pointsString(today.points)) · " +                "\(UsageFormatter.tokenCountString(today.requests)) \(L("requests"))\(todayCostSuffix)",            .secondary))        entries.append(.text(            "7d: \(Self.pointsString(week.points)) · " +                "\(UsageFormatter.tokenCountString(week.requests)) \(L("requests"))\(weekCostSuffix)",            .secondary))        entries.append(.text(            "30d: \(Self.pointsString(month.points)) · " +                "\(UsageFormatter.tokenCountString(month.requests)) \(L("requests"))\(monthCostSuffix)",            .secondary))        if let topModel = usage.topModels.first {            entries.append(                .text(                    "\(L("Top model")): \(topModel.name) (\(Self.pointsString(topModel.points)))",                    .secondary))        }        if !usage.topUsageTypes.isEmpty {            let summary = usage.topUsageTypes                .prefix(2)                .map { "\($0.name): \(Self.pointsString($0.points))" }                .joined(separator: " · ")            entries.append(.text("Usage mix: \(summary)", .secondary))        }        let recent = usage.recentEntries(limit: 3)        if !recent.isEmpty {            entries.append(.text("Recent activity:", .secondary))            for entry in recent {                let stamp = Self.poeTimeString(entry.createdAt)                entries.append(.text(                    "\(stamp) · \(entry.model) · \(Self.pointsString(entry.points))",                    .secondary))            }        }    }     private static func topMistralModel(from entries: [MistralDailyUsageBucket]) -> String? {        var tokens: [String: Int] = [:]        for entry in entries {            for model in entry.models {                tokens[model.name, default: 0] += model.totalTokens            }        }        return tokens.max {            if $0.value == $1.value {                return $0.key > $1.key            }            return $0.value < $1.value        }?.key    }     private static func pointsString(_ points: Double) -> String {        let value = max(0, points)        if value.rounded() == value {            return "\(UsageFormatter.tokenCountString(Int(value))) points"        }        return "\(String(format: "%.1f", value)) points"    }     private static func poeTimeString(_ date: Date) -> String {        let formatter = DateFormatter()        formatter.locale = Locale(identifier: "en_US_POSIX")        formatter.timeZone = .current        formatter.dateFormat = "MM-dd HH:mm"        return formatter.string(from: date)    }}