package gopackagebase

import (
	"context"
	"log"

	"git.wisellama.rocks/Wisellama/gosimpleconf"
)

type BaseConfig struct {
	Ctx       context.Context
	Cancel    func()
	ConfigMap gosimpleconf.ConfigMap
}

// Initialize will configure all of the base stuff that we want
// commonly set up at the beginning of a Go project.
func Initialize(configFile string, defaultConfig gosimpleconf.ConfigMap) (*BaseConfig, error) {
	var err error

	ctx, cancel := InitSignalHandler()

	err = InitRNG()
	if err != nil {
		return nil, err
	}

	configMap, err := gosimpleconf.ConfigureWithDefaults(configFile, defaultConfig)
	if err != nil {
		log.Fatalf("error during configure: %v\n", err)
	}

	utcTime := gosimpleconf.Bool(configMap["log.utcTime"])
	writeToFile := gosimpleconf.Bool(configMap["log.writeToFile"])
	logFilename := configMap["log.file"]

	logWriter, err := SetupLogging(writeToFile, utcTime, logFilename)
	if err != nil {
		return nil, err
	}

	fullCancel := func() {
		logWriter.Cleanup()
		cancel()
	}

	baseConfig := BaseConfig{
		Ctx:       ctx,
		Cancel:    fullCancel,
		ConfigMap: configMap,
	}

	return &baseConfig, nil
}