/** All games by gameid. */
let games = {}

app.get('/:gameid/game', (req, res) => {
    const gameid = parseInt(req.params['gameid'])
    let game = games[gameid]
    if (game == undefined) {
        // Create a new game if it does not exist.
        game = newGame(gameid)
        games[gameid] = game
    }
    res.json(game)
})

app.get('/:gameid/set/:column', (req, res) => {
    const game = games[parseInt(req.params['gameid'])]
    if (game == undefined) {
        // Send error code
        res.status(404).json("no such game")
    } else {
        let column = parseInt(req.params['column'])
        dropPiece(game, column)
        res.json(game)
    }
})