PackageManager/Client/Package/UninstallPackage.go

package Package

import (
	"PackageManager/Archive"
	"PackageManager/Color"
	"errors"
	"fmt"
	"os"
)

func UninstallPackage(pkgs []string) error {
	var (
		pkgFiles []string
		pkg      string
		f        string
		e        error
	)

	for _, pkg = range pkgs {
		_, e = os.Stat(pkg)
		if os.IsNotExist(e) {
			return errors.New(fmt.Sprintf("Invalid package %s", pkg))
		}
	}

	for _, pkg = range pkgs {
		fmt.Printf(
			"Uninstalling %s...\n",
			pkg,
		)

		pkgFiles, e = Archive.GetPackageFilePaths(pkg)
		if e != nil {
			return e
		}

		for _, f = range pkgFiles {
			e = os.Remove(f)
			if e != nil {
				return e
			}
		}

		fmt.Printf(
			Color.Green("%s uninstalled\n"),
			pkg,
		)
	}

	return nil
}