// Created by John Åkerblom 2015-12-12

#include <h3mlib.h>

// This PoC breaks the hard cap of 48 Garrisons per map

void add_48_garrisons(h3mlib_ctx_t h3m, int start_x, int start_y)
{
    int idx = 0;
    for (int x = start_x; x < (start_x + 8); x += 2) {
        for (int y = start_y; y < (start_y + 12); ++y) {
            // Add garrison at x, y, z = x, y, 0 (0 = surface, 1, underground)
            h3m_object_add(h3m, "Garrison", x, y, 0, &idx);
            // Fill the garrison with random creatures
            h3m_object_fill_random_creatures(h3m, idx);
        }
    }
}

int main(void)
{
    h3mlib_ctx_t h3m = NULL;
    int idx = 0;

    // Open existing map which already contains a bunch of garrisons, or if
    // such a map (garrisons.h3m) could not be opened, create a new one
    h3m_read(&h3m, "garrisons.h3m");
    if (h3m == NULL) {
        // Map did not exist, create a new one which garrisons will be added to
        h3m_init_min(&h3m, H3M_FORMAT_SOD, H3M_SIZE_SMALL);
        h3m_terrain_fill(h3m, H3M_TERRAIN_DIRT);
    }

    // Add 2 sets of 48 garrisons
    add_48_garrisons(h3m, 17, 1);
    add_48_garrisons(h3m, 3, 14);

    // Add 2 castles and enable players 1 and 2to make the map playable
    h3m_object_add(h3m, "Castle", 14, 12, 0, &idx);
    h3m_object_set_owner(h3m, idx, 0); // Player 1 (0), Red
    h3m_player_enable(h3m, 0);

    h3m_object_add(h3m, "Castle", 14, 6, 0, &idx);
    h3m_object_set_owner(h3m, idx, 1); // Player 2 (1), Blue
    h3m_player_enable(h3m, 1);

    // Save the modified map as out.h3m and exit
    h3m_write(h3m, "out.h3m");
    h3m_exit(&h3m);

    return 0;
}