package main

import (
	"io/fs"
	"encoding/json"
	"strings"
	"log"
)

type PackageJSON struct {
	Pkg         string `json:"pkg"`
	Name        string `json:"name"`
	Version     string `json:"version"`
	Description string `json:"description"`
	Author      string `json:"author"`
	Icon        string `json:"icon"`
}

/*
Packager is a class that helps create cpkg files and handle the upload process.
*/

func loadPackageJSON(fsys fs.FS) (*PackageJSON, error) {
	packageJSON, err := fs.ReadFile(fsys, "package.json")
	if err != nil {
		return nil, err
	}
	pkgData := &PackageJSON{}
	err = json.Unmarshal(packageJSON, pkgData)
	if err != nil {
		return nil, err
	}
	return pkgData, nil
}

func createCpkg(fsys fs.FS, pkgData *PackageJSON) (*cpkg, error) {
	pkg := NewCpkg(pkgData.Pkg)
	
	// Walk through all directories recursively
	err := fs.WalkDir(fsys, ".", func(path string, d fs.DirEntry, err error) error {
		if err != nil {
			return err
		}
		
		// Skip directories themselves (we only want files)
		if d.IsDir() {
			return nil
		}
		
		// Skip certain files
		fileName := d.Name()
		if fileName == "debug.log" || strings.HasSuffix(fileName, ".cpkg") {
			log.Println("Skipping file:", path)
			return nil
		}
		
		// Add file with full relative path
		log.Println("Adding file:", path)
		err = pkg.AddFile(fsys, path)
		if err != nil {
			return err
		}
		
		return nil
	})
	
	if err != nil {
		return nil, err
	}
	
	success, err := pkg.Create()
	if err != nil {
		return nil, err
	}
	if !success {
		return nil, err
	}
	return pkg, nil
}