/*

 * Hedgewars, a free turn based strategy game

 * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

 */

#include "team.h"

#include "../util/inihelper.h"

#include "../util/util.h"

#include "../util/logging.h"

#include <string.h>

#include <stdlib.h>

static flib_team *from_ini_handleError(flib_team *result, flib_ini *settingfile) {

	flib_ini_destroy(settingfile);

	flib_team_destroy(result);

	return NULL;

}

flib_team *flib_team_from_ini(const char *filename) {

	if(log_badargs_if(filename==NULL)) {

		return NULL;

	}

	flib_team *result = flib_calloc(1, sizeof(flib_team));

	flib_ini *ini = NULL;

	if(!result) {

		return from_ini_handleError(result, ini);

	}

	ini = flib_ini_load(filename);

	if(!ini) {

		flib_log_e("Error loading team file %s", filename);

		return from_ini_handleError(result, ini);

	}

	if(flib_ini_enter_section(ini, "team")) {

		flib_log_e("Missing section \"Team\" in team file %s", filename);

		return from_ini_handleError(result, ini);

	}

	bool error = false;

	error |= flib_ini_get_str(ini, &result->name, "name");

	error |= flib_ini_get_str(ini, &result->grave, "grave");

	error |= flib_ini_get_str(ini, &result->fort, "fort");

	error |= flib_ini_get_str(ini, &result->voicepack, "voicepack");

	error |= flib_ini_get_str(ini, &result->flag, "flag");

	error |= flib_ini_get_int(ini, &result->rounds, "rounds");

	error |= flib_ini_get_int(ini, &result->wins, "wins");

	error |= flib_ini_get_int(ini, &result->campaignProgress, "campaignprogress");

	int difficulty = 0;

	error |= flib_ini_get_int(ini, &difficulty, "difficulty");

	if(error) {

		flib_log_e("Missing or malformed entry in section \"Team\" in file %s", filename);

		return from_ini_handleError(result, ini);

	}

	for(int i=0; i<HEDGEHOGS_PER_TEAM; i++) {

		char sectionName[32];

		if(snprintf(sectionName, sizeof(sectionName), "hedgehog%i", i) <= 0) {

			return from_ini_handleError(result, ini);

		}

		if(flib_ini_enter_section(ini, sectionName)) {

			flib_log_e("Missing section \"%s\" in team file %s", sectionName, filename);

			return from_ini_handleError(result, ini);

		}

		flib_hog *hog = &result->hogs[i];

		error |= flib_ini_get_str(ini, &hog->name, "name");

		error |= flib_ini_get_str(ini, &hog->hat, "hat");

		error |= flib_ini_get_int(ini, &hog->rounds, "rounds");

		error |= flib_ini_get_int(ini, &hog->kills, "kills");

		error |= flib_ini_get_int(ini, &hog->deaths, "deaths");

		error |= flib_ini_get_int(ini, &hog->suicides, "suicides");

		result->hogs[i].difficulty = difficulty;

		result->hogs[i].initialHealth = TEAM_DEFAULT_HEALTH;

		if(error) {

			flib_log_e("Missing or malformed entry in section \"%s\" in file %s", sectionName, filename);

			return from_ini_handleError(result, ini);

		}

	}

	if(!flib_ini_enter_section(ini, "binds")) {

		result->bindingCount = flib_ini_get_keycount(ini);

		if(result->bindingCount<0) {

			flib_log_e("Error reading bindings from file %s", filename);

			result->bindingCount = 0;

		}

		result->bindings = flib_calloc(result->bindingCount, sizeof(flib_binding));

		if(!result->bindings) {

			return from_ini_handleError(result, ini);

		}

		for(int i=0; i<result->bindingCount; i++) {

			char *keyname = flib_ini_get_keyname(ini, i);

			if(!keyname) {

				error = true;

			} else {

				result->bindings[i].action = flib_urldecode(keyname);

				error |= !result->bindings[i].action;

				error |= flib_ini_get_str(ini, &result->bindings[i].binding, keyname);

			}

			free(keyname);

		}

	}

	if(error) {

		flib_log_e("Error reading team file %s", filename);

		return from_ini_handleError(result, ini);

	}

	flib_ini_destroy(ini);

	return result;

}

void flib_team_destroy(flib_team *team) {

	if(team) {

		for(int i=0; i<HEDGEHOGS_PER_TEAM; i++) {

			free(team->hogs[i].name);

			free(team->hogs[i].hat);

			flib_weaponset_destroy(team->hogs[i].weaponset);

		}

		free(team->name);

		free(team->grave);

		free(team->fort);

		free(team->voicepack);

		free(team->flag);

		if(team->bindings) {

			for(int i=0; i<team->bindingCount; i++) {

				free(team->bindings[i].action);

				free(team->bindings[i].binding);

			}

		}

		free(team->bindings);

		free(team->ownerName);

		free(team);

	}

}

static int writeTeamSection(const flib_team *team, flib_ini *ini) {

	if(flib_ini_create_section(ini, "team")) {

		return -1;

	}

	bool error = false;

	error |= flib_ini_set_str(ini, "name",  team->name);

	error |= flib_ini_set_str(ini, "grave", team->grave);

	error |= flib_ini_set_str(ini, "fort", team->fort);

	error |= flib_ini_set_str(ini, "voicepack", team->voicepack);

	error |= flib_ini_set_str(ini, "flag", team->flag);

	error |= flib_ini_set_int(ini, "rounds", team->rounds);

	error |= flib_ini_set_int(ini, "wins", team->wins);

	error |= flib_ini_set_int(ini, "campaignprogress", team->campaignProgress);

	error |= flib_ini_set_int(ini, "difficulty", team->hogs[0].difficulty);

	return error;

}

static int writeHogSections(const flib_team *team, flib_ini *ini) {

	for(int i=0; i<HEDGEHOGS_PER_TEAM; i++) {

		const flib_hog *hog = &team->hogs[i];

		char sectionName[32];

		if(snprintf(sectionName, sizeof(sectionName), "hedgehog%i", i) <= 0) {

			return -1;

		}

		if(flib_ini_create_section(ini, sectionName)) {

			return -1;

		}

		bool error = false;

		error |= flib_ini_set_str(ini, "name", hog->name);

		error |= flib_ini_set_str(ini, "hat", hog->hat);

		error |= flib_ini_set_int(ini, "rounds", hog->rounds);

		error |= flib_ini_set_int(ini, "kills", hog->kills);

		error |= flib_ini_set_int(ini, "deaths", hog->deaths);

		error |= flib_ini_set_int(ini, "suicides", hog->suicides);

		if(error) {

			return error;

		}

	}

	return 0;

}

static int writeBindingSection(const flib_team *team, flib_ini *ini) {

	if(team->bindingCount == 0) {

		return 0;

	}

	if(flib_ini_create_section(ini, "binds")) {

		return -1;

	}

	for(int i=0; i<team->bindingCount; i++) {

		bool error = false;

		char *action = flib_urlencode(team->bindings[i].action);

		if(action) {

			error |= flib_ini_set_str(ini, action, team->bindings[i].binding);

			free(action);

		} else {

			error = true;

		}

		if(error) {

			return error;

		}

	}

	return 0;

}

int flib_team_to_ini(const char *filename, const flib_team *team) {

	int result = -1;

	if(!log_badargs_if2(filename==NULL, team==NULL)) {

		flib_ini *ini = flib_ini_create(filename);

		bool error = false;

		error |= writeTeamSection(team, ini);

		error |= writeHogSections(team, ini);

		error |= writeBindingSection(team, ini);

		if(!error) {

			result = flib_ini_save(ini, filename);

		}

		flib_ini_destroy(ini);

	}

	return result;

}

int flib_team_set_weaponset(flib_team *team, const flib_weaponset *set) {

	if(team) {

		for(int i=0; i<HEDGEHOGS_PER_TEAM; i++) {

			flib_weaponset_destroy(team->hogs[i].weaponset);

			team->hogs[i].weaponset = flib_weaponset_copy(set);

			if(set && !team->hogs[i].weaponset) {

				return -1;

			}

		}

	}

	return 0;

}

void flib_team_set_health(flib_team *team, int health) {

	if(team) {

		for(int i=0; i<HEDGEHOGS_PER_TEAM; i++) {

			team->hogs[i].initialHealth = health;

		}

	}

}

static char *strdupWithError(const char *in, bool *error) {

	char *out = flib_strdupnull(in);

	if(in && !out) {

		*error = true;

	}

	return out;

}

flib_team *flib_team_copy(const flib_team *team) {

	flib_team *result = NULL;

	if(team) {

		flib_team *tmpTeam = flib_calloc(1, sizeof(flib_team));

		if(tmpTeam) {

			bool error = false;

			for(int i=0; i<HEDGEHOGS_PER_TEAM; i++) {

				tmpTeam->hogs[i].name = strdupWithError(team->hogs[i].name, &error);

				tmpTeam->hogs[i].hat = strdupWithError(team->hogs[i].hat, &error);

				tmpTeam->hogs[i].rounds = team->hogs[i].rounds;

				tmpTeam->hogs[i].kills = team->hogs[i].kills;

				tmpTeam->hogs[i].deaths = team->hogs[i].deaths;

				tmpTeam->hogs[i].suicides = team->hogs[i].suicides;

				tmpTeam->hogs[i].difficulty = team->hogs[i].difficulty;

				tmpTeam->hogs[i].initialHealth = team->hogs[i].initialHealth;

				tmpTeam->hogs[i].weaponset = flib_weaponset_copy(team->hogs[i].weaponset);

				if(team->hogs[i].weaponset && !tmpTeam->hogs[i].weaponset) {

					error = true;

				}

			}

			tmpTeam->name = strdupWithError(team->name, &error);

			tmpTeam->grave = strdupWithError(team->grave, &error);

			tmpTeam->fort = strdupWithError(team->fort, &error);

			tmpTeam->voicepack = strdupWithError(team->voicepack, &error);

			tmpTeam->flag = strdupWithError(team->flag, &error);

			tmpTeam->ownerName = strdupWithError(team->ownerName, &error);

			tmpTeam->bindingCount = team->bindingCount;

			if(team->bindings) {

				tmpTeam->bindings = flib_calloc(team->bindingCount, sizeof(flib_binding));

				if(tmpTeam->bindings) {

					for(int i=0; i<tmpTeam->bindingCount; i++) {

						tmpTeam->bindings[i].action = strdupWithError(team->bindings[i].action, &error);

						tmpTeam->bindings[i].binding = strdupWithError(team->bindings[i].binding, &error);

					}

				} else {

					error = true;

				}

			}

			tmpTeam->rounds = team->rounds;

			tmpTeam->wins = team->wins;

			tmpTeam->campaignProgress = team->campaignProgress;

			tmpTeam->colorIndex = team->colorIndex;

			tmpTeam->hogsInGame = team->hogsInGame;

			tmpTeam->remoteDriven = team->remoteDriven;

			if(!error) {

				result = tmpTeam;

				tmpTeam = 0;

			}

		}

		flib_team_destroy(tmpTeam);

	}

	return result;

}