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package main

import (
	"context"
	"log/slog"
	"net/http"

	"git.leonardobishop.net/instancer/pkg/deployer"
	"git.leonardobishop.net/instancer/pkg/janitor"
	"git.leonardobishop.net/instancer/pkg/registry"
	"git.leonardobishop.net/instancer/web"
	"github.com/caarlos0/env/v11"
)

type Config struct {
	ContainerRegistryURL      string `env:"CONTAINER_REGISTRY_URL,notEmpty,required"`
	ContainerRegistryUsername string `env:"CONTAINER_REGISTRY_USERNAME"`
	ContainerRegistryPassword string `env:"CONTAINER_REGISTRY_PASSWORD"`

	InstancerDomain string `env:"INSTANCER_DOMAIN"`

	ImagePrefix        string `env:"IMAGE_PREFIX"`
	ProxyContainerName string `env:"PROXY_CONTAINER_NAME"`
}

const startupMessage = `
 ,               .
     ,   .                  .              .
  .         .                     .       .
  what's the worst that i can say?...
        .                             .
         .              .                  .
                 .          .
     .     ...things are better if i stay...
 .                   .              .
      .         ,
   .          ,     .                 .    ,
   .              .                 .
                     !       ,
                     !                    .
  ,           .      ^
                    / \      .
 .                 /___\                ,
        .         |=   =|           ,
                . |     |
                  |     |    ,
,                 |     |
                  |     |               .
                  |     |
  .      .        |     |       ,
               ,  |     |                 .
                  |     |
                  |     |       .
                 /|##!##|\
  .             / |##!##| \
               /  |##!##|  \     ,
              |  / ^ | ^ \  |
         .    | /  ( | )  \ |            ,
 ,    .       |/   ( | )   \|
                  ((   ))
                 ((  :  ))         .
                 ((  :  ))
           ,      ((   ))              .
    .              (( ))       ,
                    ( )
                     .
             .       .                    .
 ,                   .                 ,

                    _    __
                ___| |_ / _|
               / __| __| |_
  _           | (__| |_|  _|
 (_)_ __  ___| \___|\__|_|_   ___ ___ _ __
 | | '_ \/ __| __/ _` + "`" + ` | '_ \ / __/ _ \ '__|
 | | | | \__ \ || (_| | | | | (_|  __/ |
 |_|_| |_|___/\__\__,_|_| |_|\___\___|_|

____^/\___^--____/\____O______________/\/\--
   /\^   ^  ^    ^                  ^^ ^  '\
         --           -            --  -
   --  __                      ___--  ^  ^

`

func main() {
	slog.Info(startupMessage)

	var config Config

	if err := env.Parse(&config); err != nil {
		panic(err)
	}

	registryClient := registry.RegistryClient{
		URL:      config.ContainerRegistryURL,
		Username: config.ContainerRegistryUsername,
		Password: config.ContainerRegistryPassword,
	}

	dockerDeployer, err := deployer.New(
		config.ContainerRegistryURL,
		config.ContainerRegistryUsername,
		config.ContainerRegistryPassword,
		config.InstancerDomain,
		config.ImagePrefix,
		config.ProxyContainerName,
	)
	if err != nil {
		panic(err)
	}

	slog.Info("staring janitor job")
	go janitor.StartJanitor(context.Background(), &dockerDeployer)

	slog.Info("starting http server")
	err = http.ListenAndServe(":8080", web.NewMux(&registryClient, &dockerDeployer))
	slog.Error("http server closing", "reason", err.Error())
	slog.Info("so long and goodnight; so long and goodnight...")
}