/*
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* Copyright (C) 2023 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "game/states/language-menu-state.hpp"
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#include "game/states/options-menu-state.hpp"
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#include "game/controls.hpp"
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#include <engine/scene/text.hpp>
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#include <engine/debug/log.hpp>
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#include "game/fonts.hpp"
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#include "game/menu.hpp"
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#include "game/strings.hpp"
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#include <engine/utility/hash/fnv1a.hpp>
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#include <engine/resources/resource-manager.hpp>
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#include <algorithm>
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#include <cctype>
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using namespace hash::literals;
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language_menu_state::language_menu_state(::game& ctx):
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game_state(ctx)
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{
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debug::log_trace("Entering language menu state...");
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// Load language manifest
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language_manifest = ctx.resource_manager->load<text_file>("languages.txt");
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if (!language_manifest)
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{
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throw std::runtime_error("Failed to load language manifest");
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}
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// Determine index of current language
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language_index = 0;
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for (std::size_t i = 0; i < language_manifest->lines.size(); ++i)
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{
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if (ctx.language_tag == language_manifest->lines[i])
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{
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language_index = i;
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break;
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}
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}
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// Construct menu item texts
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language_name_text = std::make_unique<scene::text>();
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language_value_text = std::make_unique<scene::text>();
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back_text = std::make_unique<scene::text>();
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// Build list of menu item texts
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ctx.menu_item_texts.push_back({language_name_text.get(), language_value_text.get()});
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ctx.menu_item_texts.push_back({back_text.get(), nullptr});
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// Set content of menu item texts
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update_text_content();
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// Init menu item index
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::menu::init_menu_item_index(ctx, "language");
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::menu::update_text_color(ctx);
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::menu::update_text_font(ctx);
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::menu::align_text(ctx);
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::menu::add_text_to_ui(ctx);
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::menu::setup_animations(ctx);
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auto change_language = [this, &ctx]()
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{
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const std::string& language_tag = this->language_manifest->lines[this->language_index];
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// Slugify language tag
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std::string language_slug = language_tag;
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std::transform
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(
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language_slug.begin(),
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language_slug.end(),
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language_slug.begin(),
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[](unsigned char c)
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{
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return std::tolower(c);
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}
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);
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// Load language strings
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ctx.string_map = ctx.resource_manager->load<i18n::string_map>(language_slug + ".str");
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// Update language settings
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ctx.language_tag = language_tag;
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(*ctx.settings)["language_tag"] = ctx.language_tag;
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// Log language change
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debug::log_info("Language tag: {}", ctx.language_tag);
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// Reload fonts
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debug::log_trace("Reloading fonts...");
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::load_fonts(ctx);
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debug::log_trace("Reloaded fonts");
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// Update menus
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::menu::update_text_font(ctx);
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this->update_text_content();
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::menu::refresh_text(ctx);
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::menu::align_text(ctx);
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};
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// Construct menu item callbacks
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auto next_language_callback = [this, &ctx, change_language]()
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{
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this->language_index = (this->language_index + 1) % this->language_manifest->lines.size();
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change_language();
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};
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auto previous_language_callback = [this, &ctx, change_language]()
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{
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if (this->language_index > 0)
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{
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--this->language_index;
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}
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else
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{
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this->language_index = this->language_manifest->lines.size() - 1;
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}
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change_language();
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};
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auto select_back_callback = [&ctx]()
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{
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// Disable menu controls
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ctx.function_queue.push(std::bind(::disable_menu_controls, std::ref(ctx)));
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::menu::fade_out
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(
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ctx,
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[&ctx]()
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{
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// Queue change to options menu state
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ctx.function_queue.push
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(
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[&ctx]()
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{
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ctx.state_machine.pop();
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ctx.state_machine.emplace(std::make_unique<options_menu_state>(ctx));
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}
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);
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}
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);
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};
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// Build list of menu select callbacks
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ctx.menu_select_callbacks.push_back(next_language_callback);
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ctx.menu_select_callbacks.push_back(select_back_callback);
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// Build list of menu left callbacks
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ctx.menu_left_callbacks.push_back(previous_language_callback);
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ctx.menu_left_callbacks.push_back(nullptr);
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// Build list of menu right callbacks
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ctx.menu_right_callbacks.push_back(next_language_callback);
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ctx.menu_right_callbacks.push_back(nullptr);
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// Set menu back callback
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ctx.menu_back_callback = select_back_callback;
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// Enable menu controls next frame
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ctx.function_queue.push(std::bind(::enable_menu_controls, std::ref(ctx)));
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// Fade in menu
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::menu::fade_in(ctx, nullptr);
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debug::log_trace("Entered language menu state");
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}
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language_menu_state::~language_menu_state()
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{
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debug::log_trace("Exiting language menu state...");
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// Destruct menu
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::disable_menu_controls(ctx);
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::menu::clear_callbacks(ctx);
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::menu::delete_animations(ctx);
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::menu::remove_text_from_ui(ctx);
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::menu::delete_text(ctx);
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debug::log_trace("Exited language menu state");
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}
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void language_menu_state::update_text_content()
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{
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auto [language_name, language_value] = ctx.menu_item_texts[0];
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auto [back_name, back_value] = ctx.menu_item_texts[1];
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language_name->set_content(get_string(ctx, "language_menu_language"));
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language_value->set_content(get_string(ctx, "language_name_native"));
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back_name->set_content(get_string(ctx, "back"));
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}
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