package config import ( "os" "github.com/pkg/errors" "gopkg.in/yaml.v3" ) type Config struct { // AppConfig is the application level configuration entries App App `yaml:"App"` // Menus is the list of menus. The first one is the default menu for an anonymous user, the second one is the default menu for an authenticated user Menus map[string]Menu `yaml:"Menus"` // Games is the list of games. Games map[string]Game `yaml:"Games"` } func (c *Config) validate() error { // App if err := c.App.validate(); err != nil { return err } // Menus if len(c.Menus) < 2 { return errors.New("A valid configuration needs at least two menu entries named anonymous and logged_in") } for k, v := range c.Menus { if err := v.validate(k); err != nil { return err } } // Games for k, v := range c.Games { if err := v.validate(k); err != nil { return err } } return nil } // LoadFile loads the c from a given file func LoadFile(path string) (*Config, error) { var c *Config f, errOpen := os.Open(path) if errOpen != nil { return nil, errors.Wrapf(errOpen, "Failed to open curation file %s", path) } defer f.Close() decoder := yaml.NewDecoder(f) if err := decoder.Decode(&c); err != nil { return nil, errors.Wrap(err, "Failed to decode curation file") } if err := c.validate(); err != nil { return nil, errors.Wrap(err, "Failed to validate curation") } // If all looks good we validate menu consistency for _, v := range c.Menus { if err := v.validateConsistency(c); err != nil { return nil, errors.Wrap(err, "Failed menu consistency checks") } } return c, nil }