#include "command.h"

void disp_help()
{
	cout<<"gmsh-tesseroid 1.1 - creater a tesseroid or a set of tesseroids in .geo file"<<endl<<endl
	<<"usage: gmsh-tesseroid -o<output-file> -p<name>/<id>/<xmin>/<xmax>/<ymin>/<ymax>/<radius>/<Radius> [-p<name>/<id>/<xmin>/<xmax>/<ymin>/<ymax>/<radius>/<Radius>]..."<<endl
	<<"       3-D ranges and physical groups of a tesseroid are defined by a string of statement. "
	<<"To create multiple tesseroids, just repeat the commond. xmin and xmax indicate the longitudal range of the tesseroid which are between [-180,180]. "
	<<"And ymin and ymax represent the latitudal range between [-90,90]. Then r and R are the inner and outter radiuses of the tesseroid. "
	<<"Different tesseroids are idenified by their names. While the id classify tesseroids into different physical groups which could be given different physical properities later."<<endl
	<<"       -o specify output file's name"<<endl<<endl
	<<"example: gmsh-tesseroid -otest.geo -pTone/1/0/20/0/20/800/1000 -pTtwo/2/25/45/0/20/800/1000"<<endl;
}

int main(int argc,const char* argv[])
{
	char cmd_type[1024] = {0};
	char filename[1024] = {0};
	Tess onetess;
	Tess* alltess = NULL;
	TessList list_tess;
	TessList::iterator it;
	int tess_num;

	if (argc==1)
	{
		disp_help();
	}
	else
	{
		for (int i = 1; i < argc; i++)
		{
			sscanf(argv[i],"%2s",cmd_type);
			if (!strcmp(cmd_type,PARA))
			{
				if (8!=sscanf(argv[i],"%*2s%[^/]/%d/%lf/%lf/%lf/%lf/%lf/%lf",&onetess.name,&onetess.id,&onetess.xmin,&onetess.xmax,
					&onetess.ymin,&onetess.ymax,&onetess.r,&onetess.R))
				{
					cout<<BOLDRED<<"==> "<<RESET<<"bad syntax: "<<argv[i]<<BOLDRED<<" ignored!"<<endl;
				}
				else
				{
					if (onetess.xmin>=onetess.xmax
						||onetess.ymin>=onetess.ymax
						||onetess.r>=onetess.R
						||onetess.r<=0
						||onetess.xmin<-180.0
						||onetess.xmax>180.0
						||onetess.ymin<-90.0
						||onetess.ymax>90.0)
					{
						cout<<BOLDRED<<"==> "<<RESET<<"bad syntax: "<<argv[i]<<BOLDRED<<" ignored!"<<endl;
					}
					else list_tess.push_back(onetess);
				}
			}
			else if (!strcmp(cmd_type,OUTPUT))
			{
				if (-1==sscanf(argv[i],"%*2s%s",filename))
				{
					cout<<BOLDRED<<"==> "<<RESET<<"bad syntax: "<<argv[i]<<endl;
					return 0;
				}
			}
			else
			{
				cout<<BOLDRED<<"==> "<<RESET<<"bad syntax: "<<argv[i]<<endl;
				return 0;
			}	
		}
	}

	if (list_tess.empty())
	{
		cout<<BOLDRED<<"==> "<<RESET<<"Error: No tesseroid found"<<endl;
		return 0;
	}
	else if (!strcmp(filename,""))
	{
		cout<<BOLDRED<<"==> "<<RESET<<"Error: No filename found"<<endl;
		return 0;
	}

	tess_num = list_tess.size();
	alltess = new Tess [tess_num];
	int count = 0;
	for (it = list_tess.begin(); it != list_tess.end(); ++it)
	{
		onetess = *it;
		alltess[count] = onetess;
		count++;
	}


	run(tess_num,alltess,filename);

	if (alltess!=NULL) delete[] alltess;
	if (!list_tess.empty()) list_tess.clear();
	return 0;
}