[Init] Initial commit - NetMesh terminal manager

application/state/sessionFactories.ts

@@ -0,0 +1,128 @@
+import type { Host, SerialConfig, TerminalSession } from "../../domain/models";
+
+export interface LocalTerminalOptions {
+  shellType?: TerminalSession["shellType"];
+  shell?: string;
+  shellArgs?: string[];
+  shellName?: string;
+  shellIcon?: string;
+  localStartDir?: string;
+}
+
+/**
+ * Stable hostId for all Local Terminal sessions.
+ *
+ * Autocomplete command history is keyed by hostId. Using `local-${sessionId}`
+ * made every new Local Terminal look like a brand-new host, so history
+ * suggestions never accumulated across opens (issue #2037).
+ */
+export const LOCAL_TERMINAL_HOST_ID = "local-terminal";
+
+export const createLocalTerminalSession = (
+  sessionId: string,
+  options?: LocalTerminalOptions,
+): TerminalSession => ({
+  id: sessionId,
+  hostId: LOCAL_TERMINAL_HOST_ID,
+  hostLabel: options?.shellName || "Local Terminal",
+  hostname: "localhost",
+  username: "local",
+  status: "connecting",
+  protocol: "local",
+  shellType: options?.shellType,
+  localShell: options?.shell,
+  localShellArgs: options?.shellArgs,
+  localShellName: options?.shellName,
+  localShellIcon: options?.shellIcon,
+  localStartDir: options?.localStartDir,
+});
+
+export const snapshotSerialConfig = (
+  config: SerialConfig,
+  legacyBackspaceBehavior?: Host["backspaceBehavior"],
+): SerialConfig => ({
+  ...config,
+  backspaceBehavior: config.backspaceBehavior
+    ?? (legacyBackspaceBehavior === "ctrl-h" ? "ctrl-h" : "default"),
+});
+
+export const createSerialTerminalSession = (
+  sessionId: string,
+  config: SerialConfig,
+  options?: { charset?: string },
+): TerminalSession => {
+  const serialConfig = snapshotSerialConfig(config);
+  const portName = serialConfig.path.split("/").pop() || serialConfig.path;
+  return {
+    id: sessionId,
+    hostId: `serial-${sessionId}`,
+    hostLabel: `Serial: ${portName}`,
+    hostname: serialConfig.path,
+    username: "",
+    status: "connecting",
+    protocol: "serial",
+    serialConfig,
+    charset: options?.charset,
+  };
+};
+
+export const createHostTerminalSession = (
+  sessionId: string,
+  host: Host,
+): TerminalSession => {
+  if (host.protocol === "serial") {
+    const serialConfig = snapshotSerialConfig(
+      host.serialConfig || {
+        path: host.hostname,
+        baudRate: host.port || 115200,
+        dataBits: 8,
+        stopBits: 1,
+        parity: "none",
+        flowControl: "none",
+        localEcho: false,
+        lineMode: false,
+      },
+      host.backspaceBehavior,
+    );
+    const portName = serialConfig.path.split("/").pop() || serialConfig.path;
+    return {
+      id: sessionId,
+      hostId: host.id,
+      hostLabel: host.label || `Serial: ${portName}`,
+      hostname: serialConfig.path,
+      username: "",
+      status: "connecting",
+      protocol: "serial",
+      serialConfig,
+      charset: host.charset,
+    };
+  }
+
+  return {
+    id: sessionId,
+    hostId: host.id,
+    hostLabel: host.label,
+    hostname: host.hostname,
+    username: host.username,
+    status: "connecting",
+    protocol: host.protocol,
+    pluginConnection: host.pluginConnection == null
+      ? undefined
+      : structuredClone(host.pluginConnection),
+    port: host.port,
+    moshEnabled: host.moshEnabled,
+    etEnabled: host.etEnabled,
+    charset: host.charset,
+    ...(host.ephemeral ? { ephemeralHost: true } : {}),
+    ...(host.autoOpenSftpPanel ? { autoOpenSidePanel: "sftp" as const } : {}),
+  };
+};
+
+export const createWorkspaceHostTerminalSession = (
+  sessionId: string,
+  host: Host,
+  workspaceId: string,
+): TerminalSession => ({
+  ...createHostTerminalSession(sessionId, host),
+  workspaceId,
+});