package alerting

import (
	"encoding/base64"
	"fmt"
	"net/url"
)

type TwilioAlertProvider struct {
	SID   string `yaml:"sid"`
	Token string `yaml:"token"`
	From  string `yaml:"from"`
	To    string `yaml:"to"`
}

func (provider *TwilioAlertProvider) IsValid() bool {
	return len(provider.Token) > 0 && len(provider.SID) > 0 && len(provider.From) > 0 && len(provider.To) > 0
}

func (provider *TwilioAlertProvider) ToCustomAlertProvider(message string) *CustomAlertProvider {
	return &CustomAlertProvider{
		Url:    fmt.Sprintf("https://api.twilio.com/2010-04-01/Accounts/%s/Messages.json", provider.SID),
		Method: "POST",
		Body: url.Values{
			"To":   {provider.To},
			"From": {provider.From},
			"Body": {message},
		}.Encode(),
		Headers: map[string]string{
			"Content-Type":  "application/x-www-form-urlencoded",
			"Authorization": fmt.Sprintf("Basic %s", base64.StdEncoding.EncodeToString([]byte(fmt.Sprintf("%s:%s", provider.SID, provider.Token)))),
		},
	}
}