package main

import (
	"flag"
	"fmt"
	"os"

	"github.com/VeraeLLC/PrintToVeraeTimeStamp/internal/settings"
	"github.com/VeraeLLC/PrintToVeraeTimeStamp/internal/vlog"
)

// openOnComplete applies the OpenOnComplete setting after a successful stamp.
func openOnComplete(lj vlog.Job, certPDF string) {
	s, src := settings.Load()
	mode := s.OpenOnComplete
	if mode == settings.OpenNone {
		lj.Printf("open-on-complete: mode=none (from %s) — not opening", src)
		return
	}
	if _, err := os.Stat(certPDF); err != nil {
		lj.Errorf("open-on-complete: mode=%s target missing %q: %v", mode, certPDF, err)
		return
	}
	err := openResult(mode, certPDF)
	if err != nil {
		lj.Errorf("open-on-complete: mode=%s (from %s) target=%q FAILED: %v", mode, src, certPDF, err)
		return
	}
	lj.Printf("open-on-complete: mode=%s (from %s) target=%q OK", mode, src, certPDF)
}

// runConfig: verae-print config [--show] [--open-on-complete folder|pdf|none] [--file PATH | --machine]
func runConfig(args []string) int {
	fs := flag.NewFlagSet("config", flag.ContinueOnError)
	open := fs.String("open-on-complete", "", "folder | pdf | none")
	file := fs.String("file", "", "config file to update (default ~/.verae/config.json)")
	machine := fs.Bool("machine", false, "update the all-users default file instead")
	if err := fs.Parse(args); err != nil {
		return 2
	}
	path := settings.UserPath("")
	if *machine {
		path = settings.MachinePath()
	}
	if *file != "" {
		path = *file
	}
	if *open != "" {
		if err := settings.SetOpenOnComplete(path, *open); err != nil {
			fmt.Fprintln(os.Stderr, err)
			return 1
		}
		vlog.Init("cli", false)
		vlog.Printf("config: openOnComplete=%s written to %s", settings.NormalizeOpen(*open), path)
	}
	s, src := settings.Load()
	fmt.Printf("openOnComplete=%s (from %s)\nuser file: %s\nmachine file: %s\n", s.OpenOnComplete, src, settings.UserPath(""), settings.MachinePath())
	return 0
}