Files
dickendock/backend/src/tools/gebietseroberung/routes.js

264 lines
11 KiB
JavaScript

const express = require('express');
const db = require('../../db');
const { authenticate } = require('../../middleware/auth');
const router = express.Router();
// ── DB-Migration ──────────────────────────────────────────────────────────────
(function migrate() {
const cols = db.pragma('table_info(geo_games)').map(c => c.name);
if (!cols.length) {
db.exec(`
CREATE TABLE IF NOT EXISTS geo_games (
id INTEGER PRIMARY KEY AUTOINCREMENT,
owner_id INTEGER NOT NULL,
opponent_id INTEGER NOT NULL,
grid TEXT NOT NULL,
current_turn INTEGER NOT NULL,
status TEXT NOT NULL DEFAULT 'active',
winner_id INTEGER,
move_count INTEGER NOT NULL DEFAULT 0,
created_at TEXT NOT NULL DEFAULT (datetime('now','localtime')),
updated_at TEXT NOT NULL DEFAULT (datetime('now','localtime'))
);
`);
}
// move_count nachrüsten falls Tabelle schon existiert
if (!cols.includes('move_count')) {
db.exec(`ALTER TABLE geo_games ADD COLUMN move_count INTEGER NOT NULL DEFAULT 0`);
}
})();
const GRID = 20;
function createGrid(ownerId, oppId) {
const grid = Array(GRID).fill(null).map(() => Array(GRID).fill(0));
grid[0][0] = ownerId;
grid[GRID - 1][GRID - 1] = oppId;
return JSON.stringify(grid);
}
// Diagonal erlaubt: alle 8 Richtungen
function isAdjacent(grid, row, col, playerId) {
const dirs = [[-1,-1],[-1,0],[-1,1],[0,-1],[0,1],[1,-1],[1,0],[1,1]];
for (const [dr, dc] of dirs) {
const r = row + dr, c = col + dc;
if (r >= 0 && r < GRID && c >= 0 && c < GRID && grid[r][c] === playerId) return true;
}
return false;
}
function canMove(grid, playerId) {
for (let r = 0; r < GRID; r++)
for (let c = 0; c < GRID; c++)
if (grid[r][c] === 0 && isAdjacent(grid, r, c, playerId)) return true;
return false;
}
function countCells(grid, playerId) {
let n = 0;
for (let r = 0; r < GRID; r++)
for (let c = 0; c < GRID; c++)
if (grid[r][c] === playerId) n++;
return n;
}
function sendPush(userId, title, message) {
const cfg = db.prepare('SELECT user_key, app_token FROM pushover_settings WHERE user_id=?').get(userId);
if (!cfg?.app_token || !cfg?.user_key) return;
fetch('https://api.pushover.net/1/messages.json', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ token: cfg.app_token, user: cfg.user_key, title, message, priority: 0 }),
}).catch(() => {});
}
// Spiel mit JOIN laden (inkl. owner_name / opp_name)
function getGame(id) {
return db.prepare(`
SELECT g.*, u1.username as owner_name, u2.username as opp_name
FROM geo_games g
JOIN users u1 ON u1.id = g.owner_id
JOIN users u2 ON u2.id = g.opponent_id
WHERE g.id = ?
`).get(id);
}
const uid = req => req.user.id;
// ── Alle Spiele des Users ─────────────────────────────────────────────────────
router.get('/', authenticate, (req, res) => {
const me = uid(req);
const games = db.prepare(`
SELECT g.*, u1.username as owner_name, u2.username as opp_name
FROM geo_games g
JOIN users u1 ON u1.id = g.owner_id
JOIN users u2 ON u2.id = g.opponent_id
WHERE (g.owner_id=? OR g.opponent_id=?)
AND NOT (g.status='finished' AND g.move_count < 2)
ORDER BY g.updated_at DESC
`).all(me, me);
res.json(games);
});
// ── Topliste ──────────────────────────────────────────────────────────────────
router.get('/leaderboard', authenticate, (req, res) => {
// Nur Spiele die wirklich gespielt wurden (mind. 1 Zug pro Spieler = move_count >= 2)
// und nicht durch Aufgeben ohne Züge beendet wurden
const rows = db.prepare(`
SELECT u.username, COUNT(*) as wins
FROM geo_games g
JOIN users u ON u.id = g.winner_id
WHERE g.status = 'finished'
AND g.winner_id IS NOT NULL
AND g.move_count >= 2
GROUP BY g.winner_id
ORDER BY wins DESC
LIMIT 20
`).all();
res.json(rows);
});
// ── Alle User (für Einladen) ──────────────────────────────────────────────────
router.get('/users', authenticate, (req, res) => {
const me = uid(req);
const isAdmin = req.user?.role === 'admin';
const users = isAdmin
? db.prepare('SELECT id, username FROM users WHERE id != ? ORDER BY username').all(me)
: db.prepare('SELECT id, username FROM users WHERE id != ? AND hidden != 1 ORDER BY username').all(me);
res.json(users);
});
// ── Einzelnes Spiel ───────────────────────────────────────────────────────────
router.get('/:id', authenticate, (req, res) => {
const me = uid(req);
const game = getGame(req.params.id);
if (!game) return res.status(404).json({ error: 'Nicht gefunden' });
if (game.owner_id !== me && game.opponent_id !== me)
return res.status(403).json({ error: 'Kein Zugriff' });
res.json(game);
});
// ── Neues Spiel erstellen ─────────────────────────────────────────────────────
router.post('/', authenticate, (req, res) => {
const me = uid(req);
const { opponent_id } = req.body;
if (!opponent_id) return res.status(400).json({ error: 'Gegner fehlt' });
if (opponent_id === me) return res.status(400).json({ error: 'Du kannst nicht gegen dich spielen' });
const opp = db.prepare('SELECT id, username FROM users WHERE id=?').get(opponent_id);
if (!opp) return res.status(404).json({ error: 'Benutzer nicht gefunden' });
const grid = createGrid(me, opponent_id);
const result = db.prepare(`
INSERT INTO geo_games (owner_id, opponent_id, grid, current_turn, move_count)
VALUES (?, ?, ?, ?, 0)
`).run(me, opponent_id, grid, me);
const myName = db.prepare('SELECT username FROM users WHERE id=?').get(me)?.username || 'Jemand';
sendPush(opponent_id, '⬡ Hex Wars', `${myName} hat dich zu einem Spiel eingeladen! Du bist zuerst dran.`);
res.json({ id: result.lastInsertRowid });
});
// ── Zug machen ────────────────────────────────────────────────────────────────
router.post('/:id/move', authenticate, (req, res) => {
const me = uid(req);
const { row, col } = req.body;
if (row === undefined || col === undefined) return res.status(400).json({ error: 'row/col fehlt' });
const game = db.prepare('SELECT * FROM geo_games WHERE id=?').get(req.params.id);
if (!game) return res.status(404).json({ error: 'Spiel nicht gefunden' });
if (game.owner_id !== me && game.opponent_id !== me)
return res.status(403).json({ error: 'Kein Zugriff' });
if (game.status !== 'active') return res.status(400).json({ error: 'Spiel beendet' });
if (game.current_turn !== me) return res.status(400).json({ error: 'Nicht dein Zug' });
const grid = JSON.parse(game.grid);
if (row < 0 || row >= GRID || col < 0 || col >= GRID)
return res.status(400).json({ error: 'Ungültige Position' });
if (grid[row][col] !== 0)
return res.status(400).json({ error: 'Zelle bereits belegt' });
if (!isAdjacent(grid, row, col, me))
return res.status(400).json({ error: 'Zelle grenzt nicht an dein Gebiet' });
grid[row][col] = me;
const opponent = game.owner_id === me ? game.opponent_id : game.owner_id;
const newMoves = (game.move_count || 0) + 1;
let nextTurn = opponent;
let status = 'active';
let winnerId = null;
if (!canMove(grid, opponent)) {
if (!canMove(grid, me)) {
status = 'finished';
const mc = countCells(grid, me);
const oc = countCells(grid, opponent);
winnerId = mc > oc ? me : (oc > mc ? opponent : null);
} else {
nextTurn = me; // Gegner überspringen
}
}
db.prepare(`
UPDATE geo_games SET grid=?, current_turn=?, status=?, winner_id=?, move_count=?,
updated_at=datetime('now','localtime') WHERE id=?
`).run(JSON.stringify(grid), nextTurn, status, winnerId, newMoves, game.id);
// Pushover
const myName = db.prepare('SELECT username FROM users WHERE id=?').get(me)?.username || 'Jemand';
const oppName = db.prepare('SELECT username FROM users WHERE id=?').get(opponent)?.username || 'Jemand';
if (status === 'finished') {
const mc = countCells(grid, me);
const oc = countCells(grid, opponent);
if (winnerId === me) {
sendPush(opponent, '⬡ Hex Wars beendet', `${myName} hat gewonnen! ${mc} vs ${oc} Felder.`);
sendPush(me, '⬡ Hex Wars gewonnen!', `Du hast gewonnen! ${mc} vs ${oc} Felder. 🎉`);
} else if (winnerId === opponent) {
sendPush(me, '⬡ Hex Wars beendet', `${oppName} hat gewonnen. ${mc} vs ${oc} Felder.`);
sendPush(opponent, '⬡ Hex Wars gewonnen!', `Du hast gewonnen! ${oc} vs ${mc} Felder. 🎉`);
} else {
sendPush(me, '⬡ Hex Wars — Unentschieden!', `${mc} vs ${oc} Felder.`);
sendPush(opponent, '⬡ Hex Wars — Unentschieden!', `${oc} vs ${mc} Felder.`);
}
} else if (nextTurn === opponent) {
sendPush(opponent, '⬡ Hex Wars — Du bist dran!', `${myName} hat gezogen!`);
}
res.json(getGame(game.id));
});
// ── Aufgeben ──────────────────────────────────────────────────────────────────
router.post('/:id/resign', authenticate, (req, res) => {
const me = uid(req);
const game = db.prepare('SELECT * FROM geo_games WHERE id=?').get(req.params.id);
if (!game) return res.status(404).json({ error: 'Nicht gefunden' });
if (game.owner_id !== me && game.opponent_id !== me)
return res.status(403).json({ error: 'Kein Zugriff' });
if (game.status !== 'active') return res.status(400).json({ error: 'Spiel bereits beendet' });
const winner = game.owner_id === me ? game.opponent_id : game.owner_id;
// move_count bleibt wie es ist — wird für Leaderboard/Liste genutzt
db.prepare(`
UPDATE geo_games SET status='finished', winner_id=?,
updated_at=datetime('now','localtime') WHERE id=?
`).run(winner, game.id);
const myName = db.prepare('SELECT username FROM users WHERE id=?').get(me)?.username || 'Jemand';
sendPush(winner, '⬡ Hex Wars gewonnen!', `${myName} hat aufgegeben. Du gewinnst! 🎉`);
res.json({ ok: true });
});
module.exports = router;
// ── Spiel löschen (nur Admin, nur beendete/aufgegebene) ───────────────────────
router.delete('/:id', authenticate, (req, res) => {
if (req.user?.role !== 'admin') return res.status(403).json({ error: 'Kein Zugriff' });
const game = db.prepare('SELECT * FROM geo_games WHERE id=?').get(req.params.id);
if (!game) return res.status(404).json({ error: 'Nicht gefunden' });
if (game.status !== 'finished') return res.status(400).json({ error: 'Nur beendete Spiele können gelöscht werden' });
db.prepare('DELETE FROM geo_games WHERE id=?').run(req.params.id);
res.json({ ok: true });
});