package openwrt

import (
	"fmt"
	"time"
)

// Action is the result of an UCI action output and return code
type Action struct {
	*CommandResult
}

// UCI "Object"
type UCI struct {
	exec Executor
}

// NewUCI return an UCI instance to interact with UCI
func NewUCI() *UCI {
	exec := &localExecutor{}
	return &UCI{exec}
}

// NewUCIWithExecutor returns a UCI Instance an gives you the ability to provide
// a different command executor than the default one.
func NewUCIWithExecutor(exec Executor) *UCI {
	return &UCI{exec}
}

// uciRun, private method to run the UCI command
func (u *UCI) uciRun(uciAction string, param string) *Action {
	cmd := "uci"

	res := u.exec.Run(cmd, uciAction, param)
	return &Action{res}
}

// Add add an entry to UCI configuration, specify the Module and the value
func (u *UCI) Add(module string, name string) *Action {
	commandRes := u.exec.Run("uci add", module, name)
	return &Action{commandRes}
}

// Delete delete an entry from UCI configuration specify the entry name
func (u *UCI) Delete(entry string) *Action {
	return u.uciRun("delete", entry)
}

// Set set a value ton an UCI configuration entry
func (u *UCI) Set(entry string, value string) *Action {
	return u.uciRun("set", fmt.Sprintf("%s=%s", entry, value))
}

// Commit the recent actions to UCI
func (u *UCI) Commit() *Action {
	return u.uciRun("commit", "")
}

// Reload reload uci configuration
func (u *UCI) Reload() *Action {
	cmdResult := u.exec.Run("reload_config")

	time.Sleep(5 * time.Second)

	return &Action{cmdResult}
}

// AddWireless Create a new Wireless entry in UCI configuration
func (u *UCI) AddWireless(name string) *Action {
	res := u.Add("wireless", name)
	return res
}