chore: rename project to clawdbot

apps/macos/Sources/Clawdbot/Logging/ClawdbotLogging.swift

@@ -0,0 +1,232 @@
+@_exported import Logging
+import Foundation
+import OSLog
+import os
+
+typealias Logger = Logging.Logger
+
+enum AppLogSettings {
+    static let logLevelKey = appLogLevelKey
+
+    static func logLevel() -> Logger.Level {
+        if let raw = UserDefaults.standard.string(forKey: self.logLevelKey),
+           let level = Logger.Level(rawValue: raw)
+        {
+            return level
+        }
+        return .info
+    }
+
+    static func setLogLevel(_ level: Logger.Level) {
+        UserDefaults.standard.set(level.rawValue, forKey: self.logLevelKey)
+    }
+
+    static func fileLoggingEnabled() -> Bool {
+        UserDefaults.standard.bool(forKey: debugFileLogEnabledKey)
+    }
+}
+
+enum AppLogLevel: String, CaseIterable, Identifiable {
+    case trace
+    case debug
+    case info
+    case notice
+    case warning
+    case error
+    case critical
+
+    static let `default`: AppLogLevel = .info
+
+    var id: String { self.rawValue }
+
+    var title: String {
+        switch self {
+        case .trace: "Trace"
+        case .debug: "Debug"
+        case .info: "Info"
+        case .notice: "Notice"
+        case .warning: "Warning"
+        case .error: "Error"
+        case .critical: "Critical"
+        }
+    }
+}
+
+enum ClawdbotLogging {
+    private static let labelSeparator = "::"
+
+    private static let didBootstrap: Void = {
+        LoggingSystem.bootstrap { label in
+            let (subsystem, category) = Self.parseLabel(label)
+            let osHandler = ClawdbotOSLogHandler(subsystem: subsystem, category: category)
+            let fileHandler = ClawdbotFileLogHandler(label: label)
+            return MultiplexLogHandler([osHandler, fileHandler])
+        }
+    }()
+
+    static func bootstrapIfNeeded() {
+        _ = Self.didBootstrap
+    }
+
+    static func makeLabel(subsystem: String, category: String) -> String {
+        "\(subsystem)\(Self.labelSeparator)\(category)"
+    }
+
+    static func parseLabel(_ label: String) -> (String, String) {
+        guard let range = label.range(of: Self.labelSeparator) else {
+            return ("com.clawdbot", label)
+        }
+        let subsystem = String(label[..<range.lowerBound])
+        let category = String(label[range.upperBound...])
+        return (subsystem, category)
+    }
+}
+
+extension Logging.Logger {
+    init(subsystem: String, category: String) {
+        ClawdbotLogging.bootstrapIfNeeded()
+        let label = ClawdbotLogging.makeLabel(subsystem: subsystem, category: category)
+        self.init(label: label)
+    }
+}
+
+extension Logger.Message.StringInterpolation {
+    mutating func appendInterpolation<T>(_ value: T, privacy: OSLogPrivacy) {
+        self.appendInterpolation(String(describing: value))
+    }
+}
+
+struct ClawdbotOSLogHandler: LogHandler {
+    private let osLogger: os.Logger
+    var metadata: Logger.Metadata = [:]
+
+    var logLevel: Logger.Level {
+        get { AppLogSettings.logLevel() }
+        set { AppLogSettings.setLogLevel(newValue) }
+    }
+
+    init(subsystem: String, category: String) {
+        self.osLogger = os.Logger(subsystem: subsystem, category: category)
+    }
+
+    subscript(metadataKey key: String) -> Logger.Metadata.Value? {
+        get { self.metadata[key] }
+        set { self.metadata[key] = newValue }
+    }
+
+    // swiftlint:disable:next function_parameter_count
+    func log(
+        level: Logger.Level,
+        message: Logger.Message,
+        metadata: Logger.Metadata?,
+        source: String,
+        file: String,
+        function: String,
+        line: UInt)
+    {
+        let merged = Self.mergeMetadata(self.metadata, metadata)
+        let rendered = Self.renderMessage(message, metadata: merged)
+        self.osLogger.log(level: Self.osLogType(for: level), "\(rendered, privacy: .public)")
+    }
+
+    private static func osLogType(for level: Logger.Level) -> OSLogType {
+        switch level {
+        case .trace, .debug:
+            return .debug
+        case .info, .notice:
+            return .info
+        case .warning:
+            return .default
+        case .error:
+            return .error
+        case .critical:
+            return .fault
+        }
+    }
+
+    private static func mergeMetadata(
+        _ base: Logger.Metadata,
+        _ extra: Logger.Metadata?) -> Logger.Metadata
+    {
+        guard let extra else { return base }
+        return base.merging(extra, uniquingKeysWith: { _, new in new })
+    }
+
+    private static func renderMessage(_ message: Logger.Message, metadata: Logger.Metadata) -> String {
+        guard !metadata.isEmpty else { return message.description }
+        let meta = metadata
+            .sorted(by: { $0.key < $1.key })
+            .map { "\($0.key)=\(stringify($0.value))" }
+            .joined(separator: " ")
+        return "\(message.description) [\(meta)]"
+    }
+
+    private static func stringify(_ value: Logger.Metadata.Value) -> String {
+        switch value {
+        case let .string(text):
+            text
+        case let .stringConvertible(value):
+            String(describing: value)
+        case let .array(values):
+            "[" + values.map { stringify($0) }.joined(separator: ",") + "]"
+        case let .dictionary(entries):
+            "{" + entries.map { "\($0.key)=\(stringify($0.value))" }.joined(separator: ",") + "}"
+        }
+    }
+}
+
+struct ClawdbotFileLogHandler: LogHandler {
+    let label: String
+    var metadata: Logger.Metadata = [:]
+
+    var logLevel: Logger.Level {
+        get { AppLogSettings.logLevel() }
+        set { AppLogSettings.setLogLevel(newValue) }
+    }
+
+    subscript(metadataKey key: String) -> Logger.Metadata.Value? {
+        get { self.metadata[key] }
+        set { self.metadata[key] = newValue }
+    }
+
+    // swiftlint:disable:next function_parameter_count
+    func log(
+        level: Logger.Level,
+        message: Logger.Message,
+        metadata: Logger.Metadata?,
+        source: String,
+        file: String,
+        function: String,
+        line: UInt)
+    {
+        guard AppLogSettings.fileLoggingEnabled() else { return }
+        let (subsystem, category) = ClawdbotLogging.parseLabel(self.label)
+        var fields: [String: String] = [
+            "subsystem": subsystem,
+            "category": category,
+            "level": level.rawValue,
+            "source": source,
+            "file": file,
+            "function": function,
+            "line": "\(line)",
+        ]
+        let merged = self.metadata.merging(metadata ?? [:], uniquingKeysWith: { _, new in new })
+        for (key, value) in merged {
+            fields["meta.\(key)"] = Self.stringify(value)
+        }
+        DiagnosticsFileLog.shared.log(category: category, event: message.description, fields: fields)
+    }
+
+    private static func stringify(_ value: Logger.Metadata.Value) -> String {
+        switch value {
+        case let .string(text):
+            text
+        case let .stringConvertible(value):
+            String(describing: value)
+        case let .array(values):
+            "[" + values.map { stringify($0) }.joined(separator: ",") + "]"
+        case let .dictionary(entries):
+            "{" + entries.map { "\($0.key)=\(stringify($0.value))" }.joined(separator: ",") + "}"
+        }
+    }
+}