import AppKitimport CodexBarCoreimport Foundationimport SwiftUI struct OllamaProviderImplementation: ProviderImplementation {    let id: UsageProvider = .ollama     @MainActor    func observeSettings(_ settings: SettingsStore) {        _ = settings.ollamaUsageDataSource        _ = settings.ollamaAPIToken        _ = settings.ollamaCookieSource        _ = settings.ollamaCookieHeader    }     @MainActor    func sourceMode(context: ProviderSourceModeContext) -> ProviderSourceMode {        context.settings.ollamaUsageDataSource    }     @MainActor    func isAvailable(context: ProviderAvailabilityContext) -> Bool {        if OllamaAPISettingsReader.apiKey(environment: context.environment) != nil {            return true        }        context.settings.ensureOllamaAPITokenLoaded()        if !context.settings.ollamaAPIToken.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty {            return true        }        return context.settings.ollamaCookieSource != .off    }     @MainActor    func settingsSnapshot(context: ProviderSettingsSnapshotContext) -> ProviderSettingsSnapshotContribution? {        .ollama(context.settings.ollamaSettingsSnapshot(tokenOverride: context.tokenOverride))    }     @MainActor    func tokenAccountsVisibility(context: ProviderSettingsContext, support: TokenAccountSupport) -> Bool {        guard support.requiresManualCookieSource else { return true }        if !context.settings.tokenAccounts(for: context.provider).isEmpty { return true }        return context.settings.ollamaCookieSource == .manual    }     @MainActor    func applyTokenAccountCookieSource(settings: SettingsStore) {        if settings.ollamaCookieSource != .manual {            settings.ollamaCookieSource = .manual        }    }     @MainActor    func settingsPickers(context: ProviderSettingsContext) -> [ProviderSettingsPickerDescriptor] {        let sourceBinding = Binding(            get: { context.settings.ollamaUsageDataSource.rawValue },            set: { raw in                context.settings.ollamaUsageDataSource = ProviderSourceMode(rawValue: raw) ?? .auto            })        let sourceOptions: [ProviderSettingsPickerOption] = [            ProviderSettingsPickerOption(id: ProviderSourceMode.auto.rawValue, title: "Auto"),            ProviderSettingsPickerOption(id: ProviderSourceMode.web.rawValue, title: "Browser cookies"),            ProviderSettingsPickerOption(id: ProviderSourceMode.api.rawValue, title: "API key"),        ]        let cookieBinding = Binding(            get: { context.settings.ollamaCookieSource.rawValue },            set: { raw in                context.settings.ollamaCookieSource = ProviderCookieSource(rawValue: raw) ?? .auto            })        let cookieOptions = ProviderCookieSourceUI.options(            allowsOff: false,            keychainDisabled: context.settings.debugDisableKeychainAccess)         let cookieSubtitle: () -> String? = {            ProviderCookieSourceUI.subtitle(                source: context.settings.ollamaCookieSource,                keychainDisabled: context.settings.debugDisableKeychainAccess,                auto: "Automatic imports browser cookies.",                manual: "Paste a Cookie header or cURL capture from Ollama settings.",                off: "Ollama cookies are disabled.")        }         return [            ProviderSettingsPickerDescriptor(                id: "ollama-usage-source",                title: "Usage source",                subtitle: "API key verifies Ollama Cloud access; cookies still expose quota limits.",                binding: sourceBinding,                options: sourceOptions,                isVisible: nil,                onChange: nil),            ProviderSettingsPickerDescriptor(                id: "ollama-cookie-source",                title: "Cookie source",                subtitle: "Automatic imports browser cookies.",                dynamicSubtitle: cookieSubtitle,                binding: cookieBinding,                options: cookieOptions,                isVisible: nil,                onChange: nil),        ]    }     @MainActor    func settingsFields(context: ProviderSettingsContext) -> [ProviderSettingsFieldDescriptor] {        [            ProviderSettingsFieldDescriptor(                id: "ollama-api-key",                title: "API key",                subtitle: "Stored in ~/.codexbar/config.json. Get your key from Ollama settings.",                kind: .secure,                placeholder: "ollama-...",                binding: context.stringBinding(\.ollamaAPIToken),                actions: [                    ProviderSettingsActionDescriptor(                        id: "ollama-open-api-keys",                        title: "Open Ollama API Keys",                        style: .link,                        isVisible: nil,                        perform: {                            if let url = URL(string: "https://ollama.com/settings/keys") {                                NSWorkspace.shared.open(url)                            }                        }),                ],                isVisible: nil,                onActivate: { context.settings.ensureOllamaAPITokenLoaded() }),            ProviderSettingsFieldDescriptor(                id: "ollama-cookie",                title: "",                subtitle: "",                kind: .secure,                placeholder: "Cookie: …",                binding: context.stringBinding(\.ollamaCookieHeader),                actions: [                    ProviderSettingsActionDescriptor(                        id: "ollama-open-settings",                        title: "Open Ollama Settings",                        style: .link,                        isVisible: nil,                        perform: {                            if let url = URL(string: "https://ollama.com/settings") {                                NSWorkspace.shared.open(url)                            }                        }),                ],                isVisible: { context.settings.ollamaCookieSource == .manual },                onActivate: { context.settings.ensureOllamaCookieLoaded() }),        ]    }}