package main

import (
    "fmt"
    "os"

    "golang.org/x/crypto/bcrypt"

    "go-dy/internal/config"
    dbpkg "go-dy/internal/db"
)

func main() {
    name := os.Getenv("USER_NAME")
    pw := os.Getenv("NEW_PASSWORD")
    if name == "" || pw == "" {
        fmt.Println("missing USER_NAME or NEW_PASSWORD")
        os.Exit(1)
    }

    cfg := config.Load()
    db, err := dbpkg.Get(cfg)
    if err != nil {
        fmt.Println("db error:", err)
        os.Exit(1)
    }

    hash, err := bcrypt.GenerateFromPassword([]byte(pw), bcrypt.DefaultCost)
    if err != nil {
        fmt.Println("hash error:", err)
        os.Exit(1)
    }

    res, err := db.Exec("UPDATE users SET password_hash=? WHERE name=?", string(hash), name)
    if err != nil {
        fmt.Println("update error:", err)
        os.Exit(1)
    }
    n, _ := res.RowsAffected()
    fmt.Printf("updated %d rows\n", n)
}