Rename hexai-lsp command to hexai-lsp-server

Amp-Thread-ID: https://ampcode.com/threads/T-019c50bc-2906-77db-a31e-0d553338d99b
Co-authored-by: Amp <amp@ampcode.com>

1 files changed, 52 insertions, 0 deletions

diff --git a/cmd/hexai-lsp-server/main.go b/cmd/hexai-lsp-server/main.go
new file mode 100644
index 0000000..c8cdd8f
--- /dev/null
+++ b/cmd/hexai-lsp-server/main.go
@@ -0,0 +1,52 @@
+// Summary: Hexai LSP entrypoint; parses flags and delegates to internal/hexailsp.
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+	"os"
+	"strings"
+
+	"codeberg.org/snonux/hexai/internal"
+	"codeberg.org/snonux/hexai/internal/appconfig"
+	"codeberg.org/snonux/hexai/internal/hexailsp"
+)
+
+func main() {
+	defaultLog := defaultLogPath()
+	logPath := flag.String("log", defaultLog, "path to log file (optional)")
+	defaultCfg := defaultConfigPath()
+	configPath := flag.String("config", "", fmt.Sprintf("path to config file (default: %s)", defaultCfg))
+	showVersion := flag.Bool("version", false, "print version and exit")
+	flag.Parse()
+	if *showVersion {
+		log.Println(internal.Version)
+		return
+	}
+
+	path := strings.TrimSpace(*configPath)
+	if err := hexailsp.RunWithConfig(*logPath, path, os.Stdin, os.Stdout, os.Stderr); err != nil {
+		log.Fatalf("server error: %v", err)
+	}
+}
+
+func defaultConfigPath() string {
+	path, err := appconfig.ConfigPath()
+	if err != nil {
+		return "$XDG_CONFIG_HOME/hexai/config.toml"
+	}
+	return path
+}
+
+// defaultLogPath returns the default LSP log file path in the state directory.
+// Falls back to /tmp if state directory cannot be determined.
+// defaultLogPath returns the default LSP log file path in the state directory.
+// Panics if state directory cannot be created.
+func defaultLogPath() string {
+	stateDir, err := appconfig.StateDir()
+	if err != nil {
+		panic(fmt.Sprintf("cannot create state directory: %v", err))
+	}
+	return fmt.Sprintf("%s/hexai-lsp-server.log", stateDir)
+}