package upstream

import (
	"strings"
	"time"

	"github.com/rs/zerolog/log"

	"codeberg.org/codeberg/pages/server/cache"
	"codeberg.org/codeberg/pages/server/gitea"
)

// authCacheTimeout specifies the timeout for the auth cache.
var authCacheTimeout = 5 * time.Minute

const authConfig = ".auth"

// CheckAuth returns the username and password for basic HTTP Auth specified in the repo (using the `.auth` file).
func (o *Options) CheckAuth(giteaClient *gitea.Client, authCache cache.SetGetKey) []string {
	var credentials []string
	if cachedValue, ok := authCache.Get(o.TargetOwner + "/" + o.TargetRepo + "/" + o.TargetBranch); ok {
		credentials = cachedValue.([]string)
	} else {
		body, err := giteaClient.GiteaRawContent(o.TargetOwner, o.TargetRepo, o.TargetBranch, authConfig)
		if err == nil {
			for _, authLine := range strings.Split(string(body), "\n") {
				credentials = append(credentials, authLine)
			}
		} else {
			log.Error().Err(err).Msgf("could not read %s of %s/%s", authConfig, o.TargetOwner, o.TargetRepo)
		}
		authCache.Set(o.TargetOwner+"/"+o.TargetRepo+"/"+o.TargetBranch, credentials, authCacheTimeout)
	}
	return credentials
}