// hmap_info: prints a summary of a .hmap file using only the public libhmap API.
//   hmap_info level.hmap [--fbx out.fbx] [--obj out.obj]
#include <hmap/hmap.h>

#include <cstdio>
#include <cstring>
#include <map>

int main(int argc, char** argv) {
    if (argc < 2) {
        std::puts("usage: hmap_info <file.hmap> [--fbx out.fbx] [--obj out.obj]");
        return 2;
    }
    hmap::CompiledMap cm;
    hmap::Status s = hmap::loadCompiled(argv[1], cm);
    if (!s) {
        std::fprintf(stderr, "error: %s\n", s.message.c_str());
        return 1;
    }
    std::printf("%s\n  materials: %zu\n  batches:   %zu (%u triangles, %u vertices)%s\n", argv[1], cm.materials.size(), cm.batches.size(),
                cm.stats.triangles, cm.stats.vertices, cm.baked ? ", baked vertex lighting" : "");
    std::printf("  models:    %zu (1 world + %zu brush entities)\n", cm.models.size(), cm.models.size() - 1);
    std::printf("  BSP:       %zu nodes, %zu leaves, %zu brushes\n", cm.bsp.nodes.size(), cm.bsp.leaves.size(), cm.bsp.brushes.size());
    std::printf("  lights:    %zu\n  bounds:    (%.0f %.0f %.0f) - (%.0f %.0f %.0f)\n", cm.lights.size(), cm.bounds.mn.x, cm.bounds.mn.y,
                cm.bounds.mn.z, cm.bounds.mx.x, cm.bounds.mx.y, cm.bounds.mx.z);
    std::map<std::string, int> classes;
    for (const hmap::Entity& e : cm.entities) classes[e.classname]++;
    std::printf("  entities:  %zu\n", cm.entities.size());
    for (auto& kv : classes) std::printf("    %-22s x%d\n", kv.first.c_str(), kv.second);
    for (int i = 2; i + 1 < argc; ++i) {
        if (!std::strcmp(argv[i], "--fbx")) std::printf("FBX: %s\n", hmap::exportFBX(argv[i + 1], cm) ? "written" : "failed");
        if (!std::strcmp(argv[i], "--obj")) std::printf("OBJ: %s\n", hmap::exportOBJ(argv[i + 1], cm) ? "written" : "failed");
    }
    return 0;
}