/*
    @Packet name                Harpoons
    @Packet identifier          154
    @Description                Sends the 
    @Data                       pId, (harpoonId, damage, amount), selectedHarpoon
    @Structure                  -
*/

module.exports = function (data) {
    const { harpoon, selected } = data;

    const packetLength = harpoon.length * 6 + 2 + 1;
    const buffer = new ArrayBuffer(packetLength);
    const view = new DataView(buffer);

    view.setUint8(0, 154);
    view.setUint8(1, packetLength);
    
    for (let i = 0; i < harpoon.length; i++) {
        const harp = harpoon[i];

        view.setUint8(i * 6 + 2, harp.id);
        view.setUint8(i * 6 + 3, 0);
        view.setUint32(i * 6 + 4, harp.amount);
    };
    
    view.setUint8(2 + harpoon.length * 6, selected);

    return buffer;
};