import Database from 'better-sqlite3'
import { mkdirSync } from 'fs'
import { join, dirname } from 'path'
import { fileURLToPath } from 'url'

const __dirname = dirname(fileURLToPath(import.meta.url))
const DATA_DIR = join(__dirname, '..', 'data')
const DB_PATH = process.env.DB_PATH || join(DATA_DIR, 'partite.db')

mkdirSync(DATA_DIR, { recursive: true })

const db = new Database(DB_PATH)
db.pragma('journal_mode = WAL')

db.exec(`
    CREATE TABLE IF NOT EXISTS partite (
        id         INTEGER PRIMARY KEY AUTOINCREMENT,
        data       TEXT    NOT NULL,
        modalita   TEXT    NOT NULL,
        nome_home  TEXT    NOT NULL,
        nome_guest TEXT    NOT NULL,
        set_home   INTEGER NOT NULL,
        set_guest  INTEGER NOT NULL,
        vincitore  TEXT,
        json       TEXT    NOT NULL
    )
`)

const stmtInsert = db.prepare(`
    INSERT INTO partite (data, modalita, nome_home, nome_guest, set_home, set_guest, vincitore, json)
    VALUES (?, ?, ?, ?, ?, ?, ?, ?)
`)

export function salvaPartita(state) {
    const payload = {
        data: new Date().toISOString(),
        modalita: state.modalitaPartita,
        nomi: state.sp.nomi,
        set: state.sp.set,
        vincitore: state.sp.partitaFinita?.vincitore ?? null,
        strisce: state.sp.strisce,
    }
    const { lastInsertRowid } = stmtInsert.run(
        payload.data,
        payload.modalita,
        payload.nomi.home,
        payload.nomi.guest,
        payload.set.home,
        payload.set.guest,
        payload.vincitore,
        JSON.stringify(payload)
    )
    return lastInsertRowid
}

export function getPartite() {
    return db.prepare('SELECT * FROM partite ORDER BY id DESC').all()
}

export function getPartita(id) {
    return db.prepare('SELECT * FROM partite WHERE id = ?').get(id)
}