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/*  Project nGenEx
	Destroyer Studios LLC
	Copyright © 1997-2006. All Rights Reserved.

	SUBSYSTEM:    nGenEx.lib
	FILE:         Locale.cpp
	AUTHOR:       John DiCamillo


	OVERVIEW
	========
	3D Locale (Polygon) Object
*/

#include "MemDebug.h"
#include "Locale.h"

void  Print(const char* fmt, ...);

// +--------------------------------------------------------------------+

static List<Locale>   locales;

// +--------------------------------------------------------------------+

Locale::Locale(const char* l, const char* c, const char* v)
{
	ZeroMemory(this, sizeof(Locale));
	if (l && *l) {
		strncpy_s(language, l, 6);
		char* p = language;
		while (*p) {
			*p = tolower(*p);
			p++;
		}
	}

	if (c && *c) {
		strncpy_s(country,  c, 6);
		char* p = country;
		while (*p) {
			*p = toupper(*p);
			p++;
		}
	}

	if (v && *v) {
		strncpy_s(variant,  v, 6);
		char* p = variant;
		while (*p) {
			*p = tolower(*p);
			p++;
		}
	}

	locales.append(this);
}

// +--------------------------------------------------------------------+

Locale::~Locale()
{
	locales.remove(this);
}

// +--------------------------------------------------------------------+

int
Locale::operator == (const Locale& that) const
{
	if (this == &that) return 1;

	return !_stricmp(language, that.language) &&
	!_stricmp(country,  that.country)  &&
	!_stricmp(variant,  that.variant);
}

// +--------------------------------------------------------------------+

Locale*
Locale::ParseLocale(const char* str)
{
	if (str && *str) {
		int   i = 0;
		char  s1[4];
		char  s2[4];
		char  s3[4];

		while (*str && *str != '_' && i < 3) {
			s1[i] = *str++;
			i++;
		}
		s1[i] = 0;
		i = 0;

		if (*str == '_')
		str++;

		while (*str && *str != '_' && i < 3) {
			s2[i] = *str++;
			i++;
		}
		s2[i] = 0;
		i = 0;

		if (*str == '_')
		str++;

		while (*str && *str != '_' && i < 3) {
			s3[i] = *str++;
			i++;
		}
		s3[i] = 0;
		i = 0;

		return CreateLocale(s1, s2, s3);
	}

	return 0;
}

// +--------------------------------------------------------------------+

Locale*
Locale::CreateLocale(const char* l, const char* c, const char* v)
{
	ListIter<Locale> iter = locales;
	while (++iter) {
		Locale* loc = iter.value();
		if (!_stricmp(l, loc->GetLanguage())) {
			if (c && *c) {
				if (!_stricmp(c, loc->GetCountry())) {
					if (v && *v) {
						if (!_stricmp(v, loc->GetVariant())) {
							return loc;
						}
					}
					else {
						return loc;
					}
				}
			}
			else {
				return loc;
			}
		}
	}

	if (l[0]) {
		if (c[0]) {
			if (v[0]) {
				return new(__FILE__,__LINE__) Locale(l, c, v);
			}
			return new(__FILE__,__LINE__) Locale(l, c);
		}
		return new(__FILE__,__LINE__) Locale(l);
	}

	return 0;
}

// +--------------------------------------------------------------------+

const List<Locale>& 
Locale::GetAllLocales()
{
	return locales;
}

// +--------------------------------------------------------------------+

const Text
Locale::GetFullCode() const
{
	Text result = language;
	if (*country) {
		result.append("_");
		result.append(country);

		if (*variant) {
			result.append("_");
			result.append(variant);
		}
	}
	return result;
}

// +--------------------------------------------------------------------+

static const char* languages[] = {
	"en", "English",
	"fr", "French",
	"de", "German",
	"it", "Italian",
	"pt", "Portuguese",
	"ru", "Russian",
	"es", "Spanish"
};

static const char* countries[] = {
	"US", "USA",
	"CA", "Canada",
	"FR", "France",
	"DE", "Germany",
	"IT", "Italy",
	"PT", "Portugal",
	"RU", "Russia",
	"ES", "Spain",
	"UK", "United Kingdom"
};

const Text
Locale::GetDisplayName() const
{
	Text result;
	if (*language) {
		for (int i = 0; i < 14; i += 2) {
			if (!_stricmp(language, languages[i])) {
				result = languages[i+1];
				break;
			}
		}

		if (*country) {
			for (int i = 0; i < 18; i += 2) {
				if (!_stricmp(country, countries[i])) {
					result.append(" - ");
					result.append(countries[i+1]);
					break;
				}
			}
		}

	}
	return result;
}