package main

import (
	"fmt"
	"runtime/debug"
	"time"

	"github.com/spf13/cobra"
)

var (
	// Version information, set via ldflags during build
	version   = "dev"
	buildDate = "unknown"
)

func init() {
	// If version wasn't set via ldflags, try to get it from build info
	if version == "dev" {
		if info, ok := debug.ReadBuildInfo(); ok {
			// Try to get version from VCS
			var vcsRevision, vcsTime string
			for _, setting := range info.Settings {
				switch setting.Key {
				case "vcs.revision":
					if len(setting.Value) >= 7 {
						vcsRevision = setting.Value[:7]
					}
				case "vcs.time":
					vcsTime = setting.Value
				}
			}

			if vcsRevision != "" {
				version = vcsRevision
			}

			if vcsTime != "" {
				if t, err := time.Parse(time.RFC3339, vcsTime); err == nil {
					buildDate = t.UTC().Format("2006-01-02 15:04:05 UTC")
				}
			}
		}
	}
}

var rootCmd = &cobra.Command{
	Use:   "relspec",
	Short: "RelSpec - Database schema conversion and analysis tool",
	Long: `RelSpec is a database relations specification tool that provides
bidirectional conversion between various database schema formats.

It reads database schemas from multiple sources (live databases, DBML,
DCTX, DrawDB, etc.) and writes them to various formats (GORM, Bun,
JSON, YAML, SQL, etc.).`,
	PersistentPreRun: func(cmd *cobra.Command, args []string) {
		fmt.Printf("RelSpec %s (built: %s)\n\n", version, buildDate)
	},
}

func init() {
	rootCmd.AddCommand(convertCmd)
	rootCmd.AddCommand(diffCmd)
	rootCmd.AddCommand(inspectCmd)
	rootCmd.AddCommand(scriptsCmd)
	rootCmd.AddCommand(templCmd)
	rootCmd.AddCommand(editCmd)
	rootCmd.AddCommand(mergeCmd)
	rootCmd.AddCommand(splitCmd)
	rootCmd.AddCommand(versionCmd)
}