#include "worldmapdata.h"

WorldMapData::WorldMapData() {
	
}

WorldMapData::~WorldMapData() {
	FreeFile(&this->fh);
}

bool WorldMapData::load(const char *filename) {
	OSReport("Loading WM Data file: %s\n", filename);
	
	u32 ptr = (u32)LoadFile(&this->fh, filename);
	WMDataHeader *header = (WMDataHeader*)ptr;
	
	OSReport("Loaded WM Data file @ %p\n", ptr);
	
	// first off, fix the list pointers
	header->pathList = (WMPathDef**)((u32)header->pathList + ptr);
	header->pointList = (WMPathPoint**)((u32)header->pointList + ptr);
	header->segmentList = (WMPathSegment**)((u32)header->segmentList + ptr);
	header->actionList = (WMPathAction**)((u32)header->actionList + ptr);
	
	// now, fix every pointer in the lists
	OSReport("Fixing up list pointers\n");
	for (int i = 0; i < header->pathCount; i++)
		header->pathList[i] = (WMPathDef*)((u32)header->pathList[i] + ptr);
	
	for (int i = 0; i < header->pointCount; i++)
		header->pointList[i] = (WMPathPoint*)((u32)header->pointList[i] + ptr);
	
	for (int i = 0; i < header->segmentCount; i++)
		header->segmentList[i] = (WMPathSegment*)((u32)header->segmentList[i] + ptr);
	
	for (int i = 0; i < header->actionCount; i++)
		header->actionList[i] = (WMPathAction*)((u32)header->actionList[i] + ptr);
	
	// next up, fix every pointer in these structs
	OSReport("Fixing up path pointers [%d]\n", header->pathCount);
	for (int i = 0; i < header->pathCount; i++) {
		WMPathDef *thisPath = header->pathList[i];
		//OSReport("Path @ %p - Index: %d - Segments: %d\n", thisPath, i, thisPath->segCount);
		
		thisPath->startPoint = header->pointList[(u32)thisPath->startPoint];
		thisPath->endPoint = header->pointList[(u32)thisPath->endPoint];
		
		for (int j = 0; j < thisPath->segCount; j++) {
			thisPath->segments[j] = header->segmentList[(u32)thisPath->segments[j]];
		}
	}
	
	OSReport("Fixing up point pointers [%d]\n", header->pointCount);
	for (int i = 0; i < header->pointCount; i++) {
		WMPathPoint *thisPoint = header->pointList[i];
		
		for (int j = 0; j < 4; j++) {
			if ((u32)thisPoint->exits.asArray[j].path == -1) {
				thisPoint->exits.asArray[j].path = 0;
			} else {
				thisPoint->exits.asArray[j].path = header->pathList[(u32)thisPoint->exits.asArray[j].path];
			}
		}
	}
	
	OSReport("Fixing up segment pointers [%d]\n", header->segmentCount);
	for (int i = 0; i < header->segmentCount; i++) {
		WMPathSegment *thisSegment = header->segmentList[i];
		
		if ((u32)thisSegment->action == -1) {
			thisSegment->action = 0;
		} else {
			thisSegment->action = header->actionList[(u32)thisSegment->action];
		}
	}
	
	OSReport("Load complete\n");
	
	return true;
}



int WorldMapData::getPointID(WMPathPoint *point) {
	WMDataHeader *header = (WMDataHeader*)this->fh.filePtr;
	
	for (int i = 0; i < header->pointCount; i++) {
		if (header->pointList[i] == point)
			return i;
	}
	
	return -1;
}