matrix-pretix/internal/config/config.go

package config

import (
	"encoding/json"
	"os"
)

type Config struct {
	DB	DatabaseConfig
	Matrix	MatrixConfig
	Server	ServerConfig
}

type DatabaseConfig struct {
	Filename	string
}

type MatrixConfig struct {
	AllowedRooms	[]string	`json:"allowed_rooms"`
	DeviceName	string		`json:"device_name"`
	Greeting	string
	LogLevel	uint		`json:"log_level"`
	HomeserverURL	string		`json:"homeserver_url"`
	UserIdentifier	string		`json:"user_identifier"`
	Password	string
	PickleKey	string		`json:"pickle_key"`
}

type ServerConfig struct {
	APIToken	string	`json:"api_token"`
	BaseURL		string	`json:"base_url"`
	ListenAddress	string	`json:"listen_address"`
}

func ParseFromFile(path string) (*Config, error) {
	data, err := os.ReadFile(path)
	if err != nil {
		return nil, err
	}

	config := &Config{}

	err = json.Unmarshal(data, config)
	if err != nil {
		return nil, err
	}

	return config, nil
}