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package config
import (
"io/fs"
"log/slog"
"net/url"
"github.com/BurntSushi/toml"
"github.com/pkg/errors"
)
type Taxonomy struct {
Name string
Feed bool
}
type MenuItem struct {
Name string
URL string `toml:"url"`
}
type URL struct {
*url.URL
}
func (u *URL) UnmarshalText(text []byte) (err error) {
u.URL, err = url.Parse(string(text))
return err
}
type Config struct {
DefaultLanguage string `toml:"default_language"`
BaseURL URL `toml:"base_url"`
RedirectOtherHostnames bool `toml:"redirect_other_hostnames"`
Title string
Email string
Description string
DomainStartDate string `toml:"domain_start_date"`
OriginalDomain string `toml:"original_domain"`
Taxonomies []Taxonomy
Extra struct {
Headers map[string]string
}
Menus map[string][]MenuItem
}
func setDevelopmentOverrides(config *Config) error {
overrideURL, err := URL.Parse(config.BaseURL, "http://localhost:"+fmt.Sprint(config.Port))
if err != nil {
return err
}
config.BaseURL.URL = overrideURL
return nil
}
func GetConfig() (*Config, error) {
config := Config{}
slog.Debug("reading config.toml")
_, err := toml.DecodeFile("config.toml", &config)
if err != nil {
var pathError *fs.PathError
var tomlError toml.ParseError
if errors.As(err, &pathError) {
return nil, errors.WithMessage(err, "could not read configuration")
} else if errors.As(err, &tomlError) {
return nil, errors.WithMessage(err, tomlError.ErrorWithUsage())
} else {
return nil, errors.Wrap(err, "config error")
}
}
if os.Getenv("ENV") != "production" {
err = setDevelopmentOverrides(&config)
if err != nil {
return nil, errors.WithMessage(err, "could not override configuration")
}
}
return &config, nil
}
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