package main

import (
    "net/http"
    "os/exec"
    "path/filepath"
    "sync"
    "time"
)


type Authenticator func(authtoken string, repo *GitRepository) bool

type Web struct {
    GitHost, WebgitHost string

    CertbotRenewalGap time.Duration
    certbotDone chan struct{}
    srv80, srv443 *http.Server
    mux sync.Mutex
}


func (web *Web) Spawn(auth Authenticator) {
    web.spawnHTTP80()
    web.spawnHTTP443(auth)
    web.spawnCertbot()
}

func (web *Web) Kill() {
    web.killCertbot()
    web.killHTTP443()
    web.killHTTP80()
}


// One could think of adding an information pathway such that gruau imitates
// a post-push hook. Real-world testing with this always-run approach, however,
// led to no noticeable performance bottleneck.
// See also: `.git/hooks/post-update.sample`
func MakeWebServicable(repo *GitRepository) error {
    cmd := exec.Command("/usr/bin/git", "update-server-info")
    cmd.Env = make([]string, 0)
    cmd.Dir = filepath.Join(GruauRepositoriesRoot, repo.ID())
    return cmd.Run()
}