package daemon

import (
	"context"
	"fmt"
	"isle/bootstrap"

	"code.betamike.com/micropelago/pmux/pmuxlib"
)

func (c *Children) newPmuxConfig(
	binDirPath string, daemonConfig Config, hostBootstrap bootstrap.Bootstrap,
) (pmuxlib.Config, error) {
	nebulaPmuxProcConfig, err := nebulaPmuxProcConfig(
		c.opts.EnvVars.RuntimeDirPath,
		binDirPath,
		daemonConfig,
		hostBootstrap,
	)
	if err != nil {
		return pmuxlib.Config{}, fmt.Errorf("generating nebula config: %w", err)
	}

	dnsmasqPmuxProcConfig, err := dnsmasqPmuxProcConfig(
		c.opts.EnvVars.RuntimeDirPath,
		binDirPath,
		hostBootstrap,
		daemonConfig,
	)
	if err != nil {
		return pmuxlib.Config{}, fmt.Errorf(
			"generating dnsmasq config: %w", err,
		)
	}

	garagePmuxProcConfigs, err := garagePmuxProcConfigs(
		c.logger,
		c.opts.EnvVars.RuntimeDirPath,
		binDirPath,
		daemonConfig,
		hostBootstrap,
	)
	if err != nil {
		return pmuxlib.Config{}, fmt.Errorf(
			"generating garage children configs: %w", err,
		)
	}

	return pmuxlib.Config{
		Processes: append(
			[]pmuxlib.ProcessConfig{
				nebulaPmuxProcConfig,
				dnsmasqPmuxProcConfig,
			},
			garagePmuxProcConfigs...,
		),
	}, nil
}

func (c *Children) postPmuxInit(
	ctx context.Context,
	daemonConfig Config,
	hostBootstrap bootstrap.Bootstrap,
) error {
	c.logger.Info(ctx, "Waiting for nebula VPN to come online")
	if err := waitForNebula(ctx, c.logger, hostBootstrap); err != nil {
		return fmt.Errorf("waiting for nebula to start: %w", err)
	}

	c.logger.Info(ctx, "Waiting for garage instances to come online")
	err := waitForGarage(ctx, c.logger, daemonConfig, hostBootstrap)
	if err != nil {
		return fmt.Errorf("waiting for garage to start: %w", err)
	}

	return nil
}