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path: root/internal/config/config.go
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package config

import (
	"io/fs"

	"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 Config struct {
	DefaultLanguage        string `toml:"default_language"`
	BaseURL                string `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 GetConfig() (*Config, error) {
	config := Config{}
	_, 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")
		}
	}
	return &config, nil
}