package config

import (
	"os"
	"time"

	"gopkg.in/yaml.v3"
)

type Config struct {
	Server   ServerConfig   `yaml:"server"`
	Database DatabaseConfig `yaml:"database"`
	Auth     AuthConfig     `yaml:"auth"`
}

type ServerConfig struct {
	Addr string `yaml:"addr"`
}

type DatabaseConfig struct {
	Path           string `yaml:"path"`
	RetentionDays  int    `yaml:"retention_days"`
	CleanupInterval time.Duration `yaml:"cleanup_interval"`
}

type AuthConfig struct {
	AdminPassword string `yaml:"admin_password"`
}

func Load() *Config {
	cfg := &Config{
		Server: ServerConfig{
			Addr: ":8080",
		},
		Database: DatabaseConfig{
			Path:           "./data/monitor.db",
			RetentionDays:  30,
			CleanupInterval: 24 * time.Hour,
		},
		Auth: AuthConfig{
			AdminPassword: "admin123",
		},
	}

	data, err := os.ReadFile("config.yaml")
	if err == nil {
		yaml.Unmarshal(data, cfg)
	}

	return cfg
}