package builtins

import (
	"monkey/internal/object"
	"monkey/internal/typing"
	"os"
)

// WriteFile ...
func WriteFile(args ...object.Object) object.Object {
	if err := typing.Check(
		"writefile", args,
		typing.ExactArgs(2),
		typing.WithTypes(object.StringType, object.StringType),
	); err != nil {
		return newError(err.Error())
	}

	filename := args[0].(*object.String).Value
	data := []byte(args[1].(*object.String).Value)

	err := os.WriteFile(filename, data, 0755)
	if err != nil {
		return newError("IOError: error writing file %s: %s", filename, err)
	}

	return &object.Null{}
}