package packagemanager

import (
	"fmt"
	"log"
	"strings"
	"system_setup_tool/internal/shell"
)

type HomebrewManager struct{}

func (h *HomebrewManager) Install(packages []string) error {
	if len(packages) == 0 {
		return nil
	}
	err := InstallWithProgress(h, packages)
	if err != nil {
		return err
	}
	return nil
}

func (h *HomebrewManager) Name() string {
	return "Homebrew"
}

func (h *HomebrewManager) InstallManager() error {
	if _, err := shell.ExecLookPath("brew"); err == nil {
		return nil
	}

	return installHomebrew()
}

func installHomebrew() error {
	err := shell.ExecuteShellCommand("sh -c $(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)", "NONINTERACTE=1")
	if err != nil {
		return fmt.Errorf("fehler bei der Installation von Homebrew: %v", err)
	}
	return nil
}

func (h *HomebrewManager) InstallPackage(pkg string) error {
	cmd := shell.ExecCommand("brew", "install", pkg)
	return cmd.Run()
}

func (h *HomebrewManager) RemovePackage(pkg string) error {
	cmd := shell.ExecCommand("brew", "uninstall", pkg)
	return cmd.Run()
}

func (h *HomebrewManager) SearchPackage(pkg string) []string {
	cmd := shell.ExecCommand("brew", "search", pkg)
	packages, err := cmd.Output()
	if err != nil {
		log.Printf("error fetching %s packages: %v", h.Name(), err)
	}
	packageList := strings.Split(strings.TrimSpace(string(packages)), "\n")
	return packageList
}

func (h *HomebrewManager) UpdatePackage(pkg string) error {
	cmd := shell.ExecCommand("brew", "upgrade", pkg)
	return cmd.Run()
}

func (h *HomebrewManager) UpdateAllPackages() error {
	cmd := shell.ExecCommand("brew", "upgrade")
	return cmd.Run()
}