package config

import (
	"fmt"

	"github.com/kelseyhightower/envconfig"
)

type Config struct {
	ListenAddr string `envconfig:"CAIRN_LISTEN_ADDR" default:":8080"`

	DatabaseURL string `envconfig:"CAIRN_DATABASE_URL" default:"postgres://cairn:cairn@localhost:5432/cairn?sslmode=disable"`

	S3Endpoint  string `envconfig:"CAIRN_S3_ENDPOINT" default:"localhost:9000"`
	S3Bucket    string `envconfig:"CAIRN_S3_BUCKET" default:"cairn-artifacts"`
	S3AccessKey string `envconfig:"CAIRN_S3_ACCESS_KEY" default:"minioadmin"`
	S3SecretKey string `envconfig:"CAIRN_S3_SECRET_KEY" default:"minioadmin"`
	S3UseSSL    bool   `envconfig:"CAIRN_S3_USE_SSL" default:"false"`

	ForgejoURL           string `envconfig:"CAIRN_FORGEJO_URL"`
	ForgejoToken         string `envconfig:"CAIRN_FORGEJO_TOKEN"`
	ForgejoWebhookSecret string `envconfig:"CAIRN_FORGEJO_WEBHOOK_SECRET"`
}

func Load() (*Config, error) {
	var c Config
	if err := envconfig.Process("", &c); err != nil {
		return nil, fmt.Errorf("loading environment config: %w", err)
	}

	if c.DatabaseURL == "" {
		return nil, fmt.Errorf("CAIRN_DATABASE_URL is required")
	}

	return &c, nil
}