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// ==============================================================================
// Copyright (C) 2019 - Philip Paquette, Steven Bocco
//
// This program is free software: you can redistribute it and/or modify it under
// the terms of the GNU Affero General Public License as published by the Free
// Software Foundation, either version 3 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 Affero General Public License for more
// details.
//
// You should have received a copy of the GNU Affero General Public License along
// with this program. If not, see <https://www.gnu.org/licenses/>.
// ==============================================================================
import $ from "jquery";
import {STRINGS} from "../../diplomacy/utils/strings";
import {Game} from "../../diplomacy/engine/game";
export function loadGameFromDisk() {
return new Promise((onLoad, onError) => {
const input = $(document.createElement('input'));
input.attr("type", "file");
input.trigger('click');
input.change(event => {
const file = event.target.files[0];
if (!file.name.match(/\.json$/i)) {
onError(`Invalid JSON filename ${file.name}`);
return;
}
const reader = new FileReader();
reader.onload = () => {
const savedData = JSON.parse(reader.result);
const gameObject = {};
gameObject.game_id = `(local) ${savedData.id}`;
gameObject.map_name = savedData.map;
gameObject.rules = savedData.rules;
gameObject.state_history = {};
gameObject.message_history = {};
gameObject.order_history = {};
gameObject.result_history = {};
// Load all saved phases (expect the latest one) to history fields.
for (let i = 0; i < savedData.phases.length - 1; ++i) {
const savedPhase = savedData.phases[i];
const gameState = savedPhase.state;
const phaseOrders = savedPhase.orders || {};
const phaseResults = savedPhase.results || {};
const phaseMessages = {};
if (savedPhase.messages) {
for (let message of savedPhase.messages) {
phaseMessages[message.time_sent] = message;
}
}
if (!gameState.name)
gameState.name = savedPhase.name;
gameObject.state_history[gameState.name] = gameState;
gameObject.message_history[gameState.name] = phaseMessages;
gameObject.order_history[gameState.name] = phaseOrders;
gameObject.result_history[gameState.name] = phaseResults;
}
// Load latest phase separately and use it later to define the current game phase.
const latestPhase = savedData.phases[savedData.phases.length - 1];
const latestGameState = latestPhase.state;
const latestPhaseOrders = latestPhase.orders || {};
const latestPhaseResults = latestPhase.results || {};
const latestPhaseMessages = {};
if (latestPhase.messages) {
for (let message of latestPhase.messages) {
latestPhaseMessages[message.time_sent] = message;
}
}
if (!latestGameState.name)
latestGameState.name = latestPhase.name;
// TODO: NB: What if latest phase in loaded JSON contains order results? Not sure if it is well handled.
gameObject.result_history[latestGameState.name] = latestPhaseResults;
gameObject.messages = [];
gameObject.role = STRINGS.OBSERVER_TYPE;
gameObject.status = STRINGS.COMPLETED;
gameObject.timestamp_created = 0;
gameObject.deadline = 0;
gameObject.n_controls = 0;
gameObject.registration_password = '';
const game = new Game(gameObject);
// Set game current phase and state using latest phase found in JSON file.
game.setPhaseData({
name: latestGameState.name,
state: latestGameState,
orders: latestPhaseOrders,
messages: latestPhaseMessages
});
onLoad(game);
};
reader.readAsText(file);
});
});
}
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