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#include "world.h"
#include <libxml/parser.h>
#include "consts.h"
World::World(const char* filename)
{
xmlDocPtr doc = xmlParseFile(filename);
if (doc == nullptr)
{
exit(2);
}
xmlNodePtr top = xmlDocGetRootElement(doc);
if (top == nullptr)
{
exit(2);
}
if (xmlStrcmp(top->name, (const xmlChar*) "world"))
{
exit(2);
}
xmlChar* startxKey = xmlGetProp(top, (xmlChar*) "startx");
if (startxKey == 0) exit(2);
startX = atoi((char*) startxKey);
xmlFree(startxKey);
xmlChar* startyKey = xmlGetProp(top, (xmlChar*) "starty");
if (startyKey == 0) exit(2);
startY = atoi((char*) startyKey);
xmlFree(startyKey);
xmlChar* startmapKey = xmlGetProp(top, (xmlChar*) "startmap");
if (startxKey == 0) exit(2);
startMap = atoi((char*) startmapKey);
xmlFree(startmapKey);
for (xmlNodePtr node = top->xmlChildrenNode; node != NULL; node = node->next)
{
if (!xmlStrcmp(node->name, (const xmlChar*) "map"))
{
xmlChar* idKey = xmlGetProp(node, (xmlChar*) "id");
if (idKey == 0) exit(2);
int theId = atoi((char*) idKey);
xmlFree(idKey);
maps.emplace(theId, theId);
Map& map = maps[theId];
xmlChar* titleKey = xmlGetProp(node, (xmlChar*) "title");
if (titleKey == 0) exit(2);
map.setTitle((char*) titleKey);
xmlFree(titleKey);
for (xmlNodePtr mapNode = node->xmlChildrenNode; mapNode != NULL; mapNode = mapNode->next)
{
if (!xmlStrcmp(mapNode->name, (const xmlChar*) "environment"))
{
xmlChar* key = xmlNodeListGetString(doc, mapNode->xmlChildrenNode, 1);
int* mapdata = (int*) malloc(MAP_WIDTH*MAP_HEIGHT*sizeof(int));
mapdata[0] = atoi(strtok((char*) key, ",\n"));
for (int i=1; i<(MAP_WIDTH*MAP_HEIGHT); i++)
{
mapdata[i] = atoi(strtok(NULL, ",\n"));
}
map.setMapdata(mapdata);
xmlFree(key);
} else if (!xmlStrcmp(mapNode->name, (const xmlChar*) "entity"))
{
Map::EntityData data;
xmlChar* typeKey = xmlGetProp(mapNode, (const xmlChar*) "type");
if (typeKey == 0) exit(2);
data.name = (char*) typeKey;
xmlFree(typeKey);
xmlChar* xKey = xmlGetProp(mapNode, (const xmlChar*) "x");
if (xKey == 0) exit(2);
data.position.first = atoi((char*) xKey);
xmlFree(xKey);
xmlChar* yKey = xmlGetProp(mapNode, (const xmlChar*) "y");
if (yKey == 0) exit(2);
data.position.second = atoi((char*) yKey);
xmlFree(yKey);
map.addEntity(data);
} else if (!xmlStrcmp(mapNode->name, (const xmlChar*) "adjacent"))
{
Map::MoveDir direction;
Map::MoveType moveType;
int mapId = 0;
xmlChar* dirKey = xmlGetProp(mapNode, (const xmlChar*) "dir");
if (dirKey == 0) exit(2);
direction = Map::moveDirForShort((char*) dirKey);
xmlFree(dirKey);
xmlChar* typeKey = xmlGetProp(mapNode, (const xmlChar*) "type");
if (typeKey == 0) exit(2);
moveType = Map::moveTypeForShort((char*) typeKey);
xmlFree(typeKey);
xmlChar* mapIdKey = xmlGetProp(mapNode, (const xmlChar*) "map");
if (mapIdKey != 0)
{
mapId = atoi((char*) mapIdKey);
}
xmlFree(mapIdKey);
map.setAdjacent(direction, moveType, mapId);
}
}
}
}
xmlFreeDoc(doc);
}
const Map& World::getMap(int id) const
{
return maps.at(id);
}
const Map& World::getStartingMap() const
{
return maps.at(startMap);
}
std::pair<int, int> World::getStartingPosition() const
{
return std::make_pair(startX, startY);
}
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