Program Listing for File player_object_interact.c

↰ Return to documentation for file (server/game_events/player_object_interact.c)

#include <stdint.h>
#include <string.h>

#include "handler.h"
#include "client/client.h"

static constexpr const uint8_t INVALID_OBJECT_ID = 255;

static
uint8_t get_ressource_id(char *command)
{
    static const char *ressources[] = {
        "food", "linemate", "deraumere", "sibur", "mendiane",
        "phiras", "thystame"
    };

    if (!command)
        return INVALID_OBJECT_ID;
    for (size_t i = 0; i < sizeof(ressources) / sizeof(ressources[0]); i++) {
        if (!strcmp(command, ressources[i]))
            return i;
    }
    return INVALID_OBJECT_ID;
}

bool player_take_object_handler(server_t *srv, const event_t *event)
{
    uint8_t object_id = get_ressource_id(event->command[1]);
    client_state_t *cs = event_get_client(srv, event);
    inventory_t *tile = &srv->map[cs->y][cs->x];

    if (cs == nullptr)
        return false;
    if (event->arg_count != 2
        || object_id == INVALID_OBJECT_ID
        || tile->qnts[object_id] == 0
    ) {
        append_to_output(srv, cs, "ko\n");
        return true;
    }
    tile->qnts[object_id]--;
    cs->inv.qnts[object_id]++;
    append_to_output(srv, cs, "ok\n");
    send_to_guis(srv, "pin #%hu %hhu %hhu %s\nbct %hhu %hhu %s\n",
        cs->id, cs->x, cs->y, serialize_inventory(&cs->inv),
        cs->x, cs->y, serialize_inventory(tile));
    return true;
}

bool player_set_object_handler(server_t *srv, const event_t *event)
{
    client_state_t *cs = event_get_client(srv, event);
    uint8_t object_id = get_ressource_id(event->command[1]);
    inventory_t *tile;

    if (cs == nullptr)
        return false;
    tile = &srv->map[cs->y][cs->x];
    if (event->arg_count != 2 || object_id == INVALID_OBJECT_ID)
        return append_to_output(srv, cs, "ko\n"), true;
    if (cs->inv.qnts[object_id] == 0)
        return append_to_output(srv, cs, "ko\n"), true;
    tile->qnts[object_id]++;
    cs->inv.qnts[object_id]--;
    srv->total_item_in_map.qnts[object_id]++;
    append_to_output(srv, cs, "ok\n");
    send_to_guis(srv, "pin #%hu %hhu %hhu %s\nbct %hhu %hhu %s\n",
        cs->id, cs->x, cs->y, serialize_inventory(&cs->inv),
        cs->x, cs->y, serialize_inventory(tile));
    return true;
}