// chorus-admin-bootstrap creates the first administrator from external inputs.
package main

import (
	"context"
	"database/sql"
	"errors"
	"log"
	"os"
	"time"

	"git.ilapage.cn/OPC/chorus/internal/adminbootstrap"
	_ "github.com/go-sql-driver/mysql"
)

func main() {
	result, err := run(os.LookupEnv, os.Args[1:])
	if err != nil {
		log.Printf("chorus admin bootstrap failed: %v", err)
		os.Exit(1)
	}
	switch result {
	case adminbootstrap.Created:
		log.Print("chorus administrator account created")
	case adminbootstrap.Unchanged:
		log.Print("chorus administrator account already exists; password was not changed")
	case adminbootstrap.PasswordReset:
		log.Print("chorus administrator password reset completed")
	default:
		log.Print("chorus administrator bootstrap completed")
	}
}

func run(lookup func(string) (string, bool), args []string) (adminbootstrap.Result, error) {
	if len(args) != 0 {
		return 0, errors.New("chorus-admin-bootstrap accepts no command-line arguments")
	}
	cfg, err := adminbootstrap.LoadConfig(lookup)
	if err != nil {
		return 0, err
	}
	db, err := sql.Open("mysql", cfg.DSN)
	if err != nil {
		return 0, adminbootstrap.ErrDatabaseUnavailable
	}
	defer db.Close()

	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
	defer cancel()
	result, err := adminbootstrap.Bootstrap(ctx, db, cfg)
	if err != nil {
		return 0, err
	}
	return result, nil
}