Mac: finish Moltbot rename

apps/macos/Sources/Moltbot/NodeServiceManager.swift

@@ -0,0 +1,150 @@
+import Foundation
+import OSLog
+
+enum NodeServiceManager {
+    private static let logger = Logger(subsystem: "bot.molt", category: "node.service")
+
+    static func start() async -> String? {
+        let result = await self.runServiceCommandResult(
+            ["node", "start"],
+            timeout: 20,
+            quiet: false)
+        if let error = self.errorMessage(from: result, treatNotLoadedAsError: true) {
+            self.logger.error("node service start failed: \(error, privacy: .public)")
+            return error
+        }
+        return nil
+    }
+
+    static func stop() async -> String? {
+        let result = await self.runServiceCommandResult(
+            ["node", "stop"],
+            timeout: 15,
+            quiet: false)
+        if let error = self.errorMessage(from: result, treatNotLoadedAsError: false) {
+            self.logger.error("node service stop failed: \(error, privacy: .public)")
+            return error
+        }
+        return nil
+    }
+}
+
+extension NodeServiceManager {
+    private struct CommandResult {
+        let success: Bool
+        let payload: Data?
+        let message: String?
+        let parsed: ParsedServiceJson?
+    }
+
+    private struct ParsedServiceJson {
+        let text: String
+        let object: [String: Any]
+        let ok: Bool?
+        let result: String?
+        let message: String?
+        let error: String?
+        let hints: [String]
+    }
+
+    private static func runServiceCommandResult(
+        _ args: [String],
+        timeout: Double,
+        quiet: Bool) async -> CommandResult
+    {
+        let command = CommandResolver.clawdbotCommand(
+            subcommand: "service",
+            extraArgs: self.withJsonFlag(args),
+            // Service management must always run locally, even if remote mode is configured.
+            configRoot: ["gateway": ["mode": "local"]])
+        var env = ProcessInfo.processInfo.environment
+        env["PATH"] = CommandResolver.preferredPaths().joined(separator: ":")
+        let response = await ShellExecutor.runDetailed(command: command, cwd: nil, env: env, timeout: timeout)
+        let parsed = self.parseServiceJson(from: response.stdout) ?? self.parseServiceJson(from: response.stderr)
+        let ok = parsed?.ok
+        let message = parsed?.error ?? parsed?.message
+        let payload = parsed?.text.data(using: .utf8)
+            ?? (response.stdout.isEmpty ? response.stderr : response.stdout).data(using: .utf8)
+        let success = ok ?? response.success
+        if success {
+            return CommandResult(success: true, payload: payload, message: nil, parsed: parsed)
+        }
+
+        if quiet {
+            return CommandResult(success: false, payload: payload, message: message, parsed: parsed)
+        }
+
+        let detail = message ?? self.summarize(response.stderr) ?? self.summarize(response.stdout)
+        let exit = response.exitCode.map { "exit \($0)" } ?? (response.errorMessage ?? "failed")
+        let fullMessage = detail.map { "Node service command failed (\(exit)): \($0)" }
+            ?? "Node service command failed (\(exit))"
+        self.logger.error("\(fullMessage, privacy: .public)")
+        return CommandResult(success: false, payload: payload, message: detail, parsed: parsed)
+    }
+
+    private static func errorMessage(from result: CommandResult, treatNotLoadedAsError: Bool) -> String? {
+        if !result.success {
+            return result.message ?? "Node service command failed"
+        }
+        guard let parsed = result.parsed else { return nil }
+        if parsed.ok == false {
+            return self.mergeHints(message: parsed.error ?? parsed.message, hints: parsed.hints)
+        }
+        if treatNotLoadedAsError, parsed.result == "not-loaded" {
+            let base = parsed.message ?? "Node service not loaded."
+            return self.mergeHints(message: base, hints: parsed.hints)
+        }
+        return nil
+    }
+
+    private static func withJsonFlag(_ args: [String]) -> [String] {
+        if args.contains("--json") { return args }
+        return args + ["--json"]
+    }
+
+    private static func parseServiceJson(from raw: String) -> ParsedServiceJson? {
+        let trimmed = raw.trimmingCharacters(in: .whitespacesAndNewlines)
+        guard let start = trimmed.firstIndex(of: "{"),
+              let end = trimmed.lastIndex(of: "}")
+        else {
+            return nil
+        }
+        let jsonText = String(trimmed[start...end])
+        guard let data = jsonText.data(using: .utf8) else { return nil }
+        guard let object = try? JSONSerialization.jsonObject(with: data) as? [String: Any] else { return nil }
+        let ok = object["ok"] as? Bool
+        let result = object["result"] as? String
+        let message = object["message"] as? String
+        let error = object["error"] as? String
+        let hints = (object["hints"] as? [String]) ?? []
+        return ParsedServiceJson(
+            text: jsonText,
+            object: object,
+            ok: ok,
+            result: result,
+            message: message,
+            error: error,
+            hints: hints)
+    }
+
+    private static func mergeHints(message: String?, hints: [String]) -> String? {
+        let trimmed = message?.trimmingCharacters(in: .whitespacesAndNewlines)
+        let nonEmpty = trimmed?.isEmpty == false ? trimmed : nil
+        guard !hints.isEmpty else { return nonEmpty }
+        let hintText = hints.prefix(2).joined(separator: " · ")
+        if let nonEmpty {
+            return "\(nonEmpty) (\(hintText))"
+        }
+        return hintText
+    }
+
+    private static func summarize(_ text: String) -> String? {
+        let lines = text
+            .split(whereSeparator: \.isNewline)
+            .map { $0.trimmingCharacters(in: .whitespacesAndNewlines) }
+            .filter { !$0.isEmpty }
+        guard let last = lines.last else { return nil }
+        let normalized = last.replacingOccurrences(of: "\\s+", with: " ", options: .regularExpression)
+        return normalized.count > 200 ? String(normalized.prefix(199)) + "…" : normalized
+    }
+}