#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define DEBUG

typedef enum resourceType
{
	FISH,
	TRASH,
	GOLD,
	DIAMOND
}resource_t;

typedef struct buildings
{
	char *name;
	int level;
	int hitPoints;
	resource_t type;
	int resourceCost;
	int buildTime;
	int XPGain;
	struct buildings *next;
}buildingTagContent_t;

typedef struct players
{
	// TODO complete this
	struct players *next;
}playerTagContent_t;

typedef struct tag
{
	char *tagName;
	buildingTagContent_t *buildingProperties;
	playerTagContent_t *playerProperties;
	struct tag *next;
}tag_t;


int findString(const char *string, FILE *fp);
//find string in given string

FILE *openXML(const char *name);
//Opens an XML file, if exists, if not, creates

int createTag(const char *tagName, tag_t *p_tag);
//

int greets();
//utter bullshit


int main(void)
{
	const char header[] = "<?xml version=\"1.0\"?>\n";
	char filename[20];
	FILE *xml;
	greets();

	printf("Please specify file that you want to edit: <example.xml>\n");
	gets(filename);
	xml = openXML(filename);
	
	//plain file, init header
	if(findString(header, xml) == 0)
	{
		rewind(xml);
		fprintf(xml, "%s", header);
	#ifdef DEBUG
		fprintf(stdout, "Header initialised in XML\n");
	#endif
	}
	else	//go ahead
	{
		
	}
	
	system("pause");
	return 0;
}

int greets()
{
	printf("\tXML Generator/Parser/Editor/Whatever\n");
	printf("\tBy Citrus Lee, Red Datura/Dreamventory\n");
	printf("\t2013-XXXX\n");
	printf("\tLicensed under UFWTFYW license\n");
	printf("\t(Use For What The Fuck You Want license)\n\n\n");

}

int createTag(const char *tagName, tag_t *p_tag)
{
	if(p_tag == NULL)
	{
		p_tag = (tag_t *) malloc(sizeof(tag_t));
		strcpy(p_tag->tagName, tagName);
	}
}

int findString(const char *string, FILE *fp)
{
	int lineNum = 0;
	char temp[514];

	while(fgets(temp, 512, fp) != NULL) 
	{
		if((strstr(temp, string)) != NULL) 
		{
			printf("A match found on line: %d\n", lineNum);
		#ifdef DEBUG
			printf("\n%s\n", temp);
		#endif
			return 1;
		}
		lineNum++;
	}
	return 0;
}

FILE *openXML(const char *name)
{
	FILE *xml = fopen(name, "r+");
	if(xml == NULL)
	{
		xml = fopen(name, "w");
		fprintf(stdout, "File %s does not exist, creating\n", name);
		if(xml == NULL)
		{
			fprintf(stdout, "Could not create/open file %s at line %d\n", name, __LINE__);
			exit(10);
		}
	}
	else
	{
		fprintf(stdout, "File %s opened successfully...\n", name);
	}
	return xml;
}