package cmd

import (
	"fmt"
	"os"
	"path/filepath"

	"github.com/insertr/cli/pkg/parser"
	"github.com/spf13/cobra"
)

var parseCmd = &cobra.Command{
	Use:   "parse [input-dir]",
	Short: "Parse HTML files and detect editable elements",
	Long: `Parse HTML files in the specified directory and detect elements
with the 'insertr' class. This command analyzes the HTML structure
and reports what editable elements would be enhanced.`,
	Args: cobra.ExactArgs(1),
	Run: func(cmd *cobra.Command, args []string) {
		inputDir := args[0]

		if _, err := os.Stat(inputDir); os.IsNotExist(err) {
			fmt.Fprintf(os.Stderr, "Error: Directory %s does not exist\n", inputDir)
			os.Exit(1)
		}

		fmt.Printf("🔍 Parsing HTML files in: %s\n\n", inputDir)

		p := parser.New()
		result, err := p.ParseDirectory(inputDir)
		if err != nil {
			fmt.Fprintf(os.Stderr, "Error parsing directory: %v\n", err)
			os.Exit(1)
		}

		printParseResults(result)
	},
}

func printParseResults(result *parser.ParseResult) {
	fmt.Printf("📊 Parse Results:\n")
	fmt.Printf("   Files processed: %d\n", result.Stats.FilesProcessed)
	fmt.Printf("   Elements found: %d\n", result.Stats.TotalElements)
	fmt.Printf("   Existing IDs: %d\n", result.Stats.ExistingIDs)
	fmt.Printf("   Generated IDs: %d\n", result.Stats.GeneratedIDs)

	if len(result.Stats.TypeBreakdown) > 0 {
		fmt.Printf("\n📝 Content Types:\n")
		for contentType, count := range result.Stats.TypeBreakdown {
			fmt.Printf("   %s: %d\n", contentType, count)
		}
	}

	if len(result.Elements) > 0 {
		fmt.Printf("\n🎯 Found Elements:\n")
		for _, element := range result.Elements {
			fmt.Printf("   %s <%s> id=%s type=%s\n",
				filepath.Base(element.FilePath),
				element.Tag,
				element.ContentID,
				element.Type)
		}
	}

	if len(result.Warnings) > 0 {
		fmt.Printf("\n⚠️  Warnings:\n")
		for _, warning := range result.Warnings {
			fmt.Printf("   %s\n", warning)
		}
	}
}