package database

import (
	"database/sql"
	"log"
	"time"

	_ "github.com/mattn/go-sqlite3"
)

type GuestbookEntry struct {
	ID        string    `json:"id"`
	Name      string    `json:"name"`
	Message   string    `json:"message"`
	CreatedAt time.Time `json:"created_at"`
}

func GetGuestbookEntries(db *sql.DB) ([]GuestbookEntry, error) {
	log.Println("getting guest_book entries")

	rows, err := db.Query("SELECT * FROM guest_book ORDER BY created_at DESC LIMIT 200")
	if err != nil {
		return nil, err
	}
	defer rows.Close()

	var entries []GuestbookEntry
	for rows.Next() {
		var entry GuestbookEntry
		err := rows.Scan(&entry.ID, &entry.Name, &entry.Message, &entry.CreatedAt)
		if err != nil {
			return nil, err
		}
		entries = append(entries, entry)
	}

	return entries, nil
}

func SaveGuestbookEntry(db *sql.DB, entry *GuestbookEntry) (*GuestbookEntry, error) {
	log.Println("saving guest_book entry", entry.ID)

	entry.CreatedAt = time.Now()
	_, err := db.Exec("INSERT OR REPLACE INTO guest_book (id, name, message, created_at) VALUES (?, ?, ?, ?)", entry.ID, entry.Name, entry.Message, entry.CreatedAt)

	if err != nil {
		return nil, err
	}
	return entry, nil
}