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path: root/oop2eindopdr/PokemonCard.cpp
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#include <iostream>
#include <fstream>
#include <sstream>
#include <iomanip>

#include "Pokedex.h"
#include "PokemonCard.h"
#include "PokemonTCGAPIClient.h"
#include "DownloadManager.h"

using std::endl;

std::string PokemonCard::prefix_cache_path(const char* filename) {
	return this->id + "/" + std::string(filename);
}

std::ostream& operator << (std::ostream& output, const PokemonCard& card) {
	output << "name: " << card.name << " (" << card.id << ")" << endl;
	output << "HP: " << std::fixed << std::setprecision(2) << card.hp << endl;
	output << "market value: " << card.value << endl;
	output << "attacks: " << endl;
	for (std::string attack : card.attacks)
		output << "  - " << attack << endl;

	return output;
}

PokemonCard::PokemonCard(Pokedex* pokedex) {
	set_pokedex(pokedex);
	if (this->pokedex == nullptr) return;
}

PokemonCard::~PokemonCard() {
	if (this->image_download_thread != nullptr) delete this->image_download_thread;
}

void PokemonCard::fetch_market_value() {
	//TODO: garbage?
	std::cout << "getting market value for " << this->short_identifier() << "..." << std::endl;
	PokemonCard* full_card = this->pokedex->api->get_full_card(this->id.c_str());
	this->value = full_card->value;
	delete full_card;
}

void PokemonCard::set_pokedex(Pokedex* pokedex) {
	this->pokedex = pokedex;
}

void PokemonCard::verify_files() {
	if (this->pokedex->cache->cache_exists(prefix_cache_path("complete"))) return;

	if (!this->pokedex->cache->cache_exists(prefix_cache_path("info.json"))) {
		std::fstream& info_file = *this->pokedex->cache->cache_get(prefix_cache_path("info.json"));
		info_file << this->raw_data.dump();
		info_file.close();
	}

	if (!this->pokedex->cache->cache_exists(prefix_cache_path("card.png")) ||
			!this->pokedex->cache->cache_exists(prefix_cache_path("card_hires.png"))) {
		download_files();
	}
}

void PokemonCard::download_files() {
	const std::string card_normal_path = this->pokedex->cache->prefix_cache_path(prefix_cache_path("card.png").c_str());
	const std::string card_hires_path = this->pokedex->cache->prefix_cache_path(prefix_cache_path("card_hires.png").c_str());

	std::thread* card_normal_dl = this->pokedex->download_manager->wget(this->url_card_normal, card_normal_path);
	std::thread* card_hires_dl = this->pokedex->download_manager->wget(this->url_card_hires, card_hires_path);

	this->image_download_thread = new std::thread([card_hires_dl, card_normal_dl, this] {
		card_normal_dl->join();
		card_hires_dl->join();

		this->pokedex->cache->cache_get(prefix_cache_path("complete"))->close();
	});
}

void PokemonCard::raw_load_json(nlohmann::json raw_data) {
	this->id = raw_data["id"].get<std::string>();
	this->name = raw_data["name"].get<std::string>();
	if (!raw_data["hp"].is_null()) this->hp = std::stoul(raw_data["hp"].get<std::string>());
	if (raw_data.contains("tcgplayer")) this->value = raw_data["tcgplayer"]["prices"]["holofoil"]["market"].get<double>();
	for (nlohmann::json raw_attack : raw_data["attacks"])
		this->attacks.push_back(raw_attack["name"]);

	this->url_card_normal = raw_data["images"]["small"].get<std::string>();
	this->url_card_hires = raw_data["images"]["large"].get<std::string>();

	// json needs to be written here so complete api response is preserved
	this->raw_data = raw_data;
}

void PokemonCard::raw_load_cache(const char* cache_path) {
	this->id = cache_path;
	this->verify_files();
	std::fstream& info_json_file = *this->pokedex->cache->cache_get(std::string(cache_path) + "/info.json");
	std::stringstream info_json_content;
	info_json_content << info_json_file.rdbuf();

	nlohmann::json raw_json = nlohmann::json::parse(info_json_content.str());
	this->raw_load_json(raw_json);

	info_json_file.close();
}

std::string PokemonCard::short_identifier() {
	return this->name + " (" + this->id + ")";
}

std::string PokemonCard::image_location() {
	return this->pokedex->cache->prefix_cache_path(prefix_cache_path("card.png").c_str());
}

std::string PokemonCard::image_location_hires() {
	return this->pokedex->cache->prefix_cache_path(prefix_cache_path("card_hires.png").c_str());
}