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package config
import (
"log/slog"
"os"
"github.com/go-playground/validator/v10"
"gopkg.in/yaml.v3"
)
type Config struct {
LogLevel slog.Level `json:"LogLevel" yaml:"logLevel" validate:"required"`
BlogPages BlogPagesConfig `json:"BlogPages" yaml:"blogPages" validate:"required"`
}
type BlogPagesConfig struct {
Storage StorageConfig `json:"Storage" yaml:"storage" validate:"required"`
AvailableLanguages []AvailableLanguageConfig `json:"AvailableLanguages" yaml:"availableLanguages" validate:"required"`
}
type StorageConfig struct {
Type string `json:"type" yaml:"type"`
Config B2Config `json:"Config" yaml:"config" validate:"required"`
}
type B2Config struct {
BucketName string `json:"BucketName" yaml:"bucketName" validate:"required,min=1"`
Region string `json:"Region" yaml:"region" validate:"required,min=1"`
Prefix string `json:"Prefix" yaml:"prefix"`
KeyID string `json:"KeyID" yaml:"keyID"`
ApplicationKey string `json:"ApplicationKey" yaml:"applicationKey"`
}
type AvailableLanguageConfig struct {
Name string `json:"Name" yaml:"name" validate:"required"`
Alt string `json:"Alt" yaml:"alt"`
Flag string `json:"Flag" yaml:"flag" validate:"url"`
}
func LoadConfig(path string, config *Config) error {
fileBytes, err := os.ReadFile(path)
if err != nil {
return err
}
expandedFileBytes := []byte(os.ExpandEnv(string(fileBytes)))
if err = yaml.Unmarshal(expandedFileBytes, config); err != nil {
return err
}
return nil
}
func InitConfig(path string) (*Config, error) {
config := &Config{}
if err := LoadConfig(path, config); err != nil {
return nil, err
}
validate := validator.New(validator.WithRequiredStructEnabled())
if err := validate.Struct(config); err != nil {
return nil, err
}
return config, nil
}
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