420 lines
10 KiB
JavaScript
420 lines
10 KiB
JavaScript
/*
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oolite-nova-mission.js
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Script for nova mission.
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Oolite
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Copyright © 2004-2013 Giles C Williams and contributors
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program 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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA.
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*/
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/*jslint white: true, undef: true, eqeqeq: true, bitwise: true, regexp: true, newcap: true, immed: true */
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/*global Timer, expandDescription, galaxyNumber, guiScreen, mission, missionVariables, player, system*/
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"use strict";
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this.name = "oolite-nova";
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this.author = "Eric Walch, Jens Ayton, Kaks";
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this.copyright = "© 2008-2013 the Oolite team.";
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this._endTheMission = function ()
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{
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missionVariables.nova = "NOVA_HERO"; // even if not a hero, other scripts expect this string at mission end.
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mission.setInstructions(null);
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this._cleanUp();
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};
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this._cleanUp = function ()
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{
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// mission is over, we don't need most of the event handlers.
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// this.shipExitedWitchspace is still needed after the nova mission.
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delete this.shipWillEnterWitchspace;
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delete this.shipWillExitWitchspace;
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delete this.systemWillPopulate;
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delete this.missionScreenOpportunity;
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delete this.shipLaunchedEscapePod;
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delete this.shipLaunchedFromStation;
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};
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// used when player enters nova system during nova mission.
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this._sendShipsAwayForMission = function ()
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{
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if (missionVariables.nova !== "TWO_HRS_TO_ZERO")
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{
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this.novaMissionTimer.stop();
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}
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else
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{
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system.sendAllShipsAway();
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if (!this.buoyLoaded)
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{
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this.witchBuoy = system.shipsWithPrimaryRole("buoy-witchpoint")[0];
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this.buoyLoaded = true;
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}
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if (this.witchBuoy && this.witchBuoy.isValid)
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{
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this.witchBuoy.commsMessage(expandDescription("[oolite-nova-distress-call]"));
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}
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}
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};
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// used when player enters nova system after nova mission.
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this._sendShipsAway = function ()
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{
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if (!system.sun.hasGoneNova)
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{
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this.novaTimer.stop();
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return;
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}
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else
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{
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system.sendAllShipsAway();
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}
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};
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// Destroy all stations (and carriers) in the system. If we just blow up the
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// main one, the player can eject, be rescued and buy fuel without triggering
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// the escape pod failure state.
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this._blowUpAllStations = function ()
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{
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system.filteredEntities(this, function (entity)
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{
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if (entity.isStation)
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{
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entity.explode();
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}
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});
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};
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this._flareUp = function ()
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{
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system.info.corona_hues = 1;
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// This flare up (0.3 to 0.5 flare) will last between 10 and 30 seconds
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this._flareTarget = 0.3 + Math.random() * 0.2;
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this._flareCallback = addFrameCallback(this._flareTransition.bind(this));
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this._flareChange(this._flareDown, Math.random() * 20 + 10);
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};
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this._flareDown = function ()
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{
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system.info.corona_hues = 0.8;
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// This quiet moment (0.1 to 0.25 flare) will last between 30 seconds and 2 minutes
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this._flareTarget = 0.1 + Math.random() * 0.15;
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this._flareCallback = addFrameCallback(this._flareTransition.bind(this));
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this._flareChange(this._flareUp, Math.random() * 90 + 30);
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};
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this._flareChange = function (callFunc, callDelay)
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{
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this.flareTimer.stop();
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delete this.flareTimer;
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this.flareTimer = new Timer(this, callFunc, callDelay);
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};
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this._flareTransition = function(delta)
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{
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var current = system.info.corona_flare;
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if (current < this._flareTarget)
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{
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current += delta/10;
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}
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else
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{
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current -= delta/10;
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}
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system.info.corona_flare = current;
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if (this._flareTarget > 0.275 && current > this._flareTarget)
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{
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removeFrameCallback(this._flareCallback);
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delete this._flareCallback;
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}
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else if (this._flareTarget < 0.275 && current < this._flareTarget)
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{
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removeFrameCallback(this._flareCallback);
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delete this._flareCallback;
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}
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}
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/**** Event handlers ****/
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this.startUp = function ()
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{
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// Remove all event handlers once the mission is over.
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if (missionVariables.nova === "NOVA_HERO")
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{
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this._cleanUp();
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}
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delete this.startUp;
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};
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this.missionScreenOpportunity = function ()
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{
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if (!player.ship.docked)
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{
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return;
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}
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function choiceEvaluation(choice)
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{
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if (choice === "YES")
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{
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player.ship.useSpecialCargo(expandDescription("[oolite-nova-refugees]"));
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mission.setInstructionsKey("oolite_nova_info");
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missionVariables.nova = "NOVA_ESCAPE_HERO";
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player.ship.launch();
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this._blowUpAllStations();
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system.sun.goNova(30);
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}
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else
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{
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// choice == "NO", or null when player launched without making a choice.
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missionVariables.nova = "NOVA_ESCAPE_COWARD";
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player.commsMessage(expandDescription("[oolite-nova-coward]"), 4.5);
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system.sun.goNova(9); // barely enough time to jump out of the system.
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}
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missionVariables.novacount = null;
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}
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if (player.ship.dockedStation.isMainStation)
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{
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if (galaxyNumber === 3)
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{
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if (!missionVariables.nova && !missionVariables.novacount)
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{
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missionVariables.novacount = 0;
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}
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if (missionVariables.nova === "TWO_HRS_TO_ZERO")
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{
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mission.runScreen({
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titleKey: "oolite_nova_title",
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messageKey: "oolite_nova_brief",
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background: "solar.png",
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choicesKey: "oolite_nova_yesno",
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screenID: "oolite-nova-briefing"
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},
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choiceEvaluation);
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this.novaMissionTimer.stop();
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}
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}
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if (galaxyNumber === 3 || galaxyNumber === 4)
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{
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if (missionVariables.nova === "NOVA_ESCAPED_SYSTEM")
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{
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player.ship.removeAllCargo();
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mission.runScreen({
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titleKey: "oolite_nova_title",
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messageKey: "oolite_nova_hero",
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background: "solar.png",
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screenID: "oolite-nova-hero"
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});
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player.ship.manifest["gem_stones"] += 100;
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this._endTheMission();
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}
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else if (missionVariables.nova === "NOVA_ESCAPE_POD")
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{
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player.ship.removeAllCargo(); // can only be done while docked.
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mission.runScreen(
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{
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titleKey: "oolite_nova_title",
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messageKey: "oolite_nova_disappointed",
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background: "solar.png",
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screenID: "oolite-nova-disappointed"
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});
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this._endTheMission();
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}
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else if (missionVariables.nova === "NOVA_ESCAPE_OTHER")
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{
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mission.runScreen({
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titleKey: "oolite_nova_title",
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messageKey: "oolite_nova_ignored",
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background: "solar.png",
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screenID: "oolite-nova-ignored"
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});
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this._endTheMission();
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}
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else if (missionVariables.nova === "NOVA_ESCAPE_COWARD" && !system.sun.isGoingNova && !system.sun.hasGoneNova)
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{
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player.decreaseContractReputation();
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player.decreasePassengerReputation();
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mission.runScreen({
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titleKey: "oolite_nova_title",
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messageKey: "oolite_nova_disappointed",
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background: "solar.png",
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screenID: "oolite-nova-coward"
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});
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this._endTheMission();
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}
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}
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}
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else if (missionVariables.nova === "TWO_HRS_TO_ZERO")
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{
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// this is the the nova system, but not the main station.
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player.ship.launch();
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player.commsMessage(expandDescription("[oolite-nova-visit-main]"));
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}
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};
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this.shipLaunchedEscapePod = function ()
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{
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if (missionVariables.nova === "NOVA_ESCAPED_SYSTEM")
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{
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missionVariables.nova = "NOVA_ESCAPE_POD";
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}
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};
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this.shipWillEnterWitchspace = function ()
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{
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if (this.willGoNova)
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{
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system.info.sun_gone_nova = true;
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system.info.sun_radius = this._novaRadius;
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system.info.corona_flare = 0.3;
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system.info.corona_hues = 0.05;
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delete this.willGoNova;
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delete this._novaRadius;
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// did the player leave the nova system without docking at the main station?
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if (missionVariables.nova === "TWO_HRS_TO_ZERO")
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{
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missionVariables.nova = "NOVA_ESCAPE_OTHER";
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}
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}
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};
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this.shipWillExitWitchspace = function ()
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{
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if (missionVariables.nova === "NOVA_ESCAPE_HERO")
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{
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missionVariables.nova = "NOVA_ESCAPED_SYSTEM";
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}
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else if (missionVariables.nova === "TWO_HRS_TO_ZERO")
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{
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// the populator has started the nova mission
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player.ship.fuelLeakRate = 25;
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this.willGoNova = true;
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this._novaRadius = system.sun.radius + 600000;
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player.consoleMessage(expandDescription("[danger-fuel-leak]"), 4.5);
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this.buoyLoaded = false; // w-bouy is not in system yet.
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if (this.novaMissionTimer)
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{
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this.novaMissionTimer.start();
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}
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else
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{
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this.novaMissionTimer = new Timer(this, this._sendShipsAwayForMission, 5, 30);
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}
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}
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};
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this.systemWillPopulate = function() // call this as soon as possible so other scripts can see it will go nova.
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{
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// make sure we don't increment the count when reloading a savegame
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if (!missionVariables.nova && galaxyNumber === 3 && player.ship.status != "STATUS_DOCKED")
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{
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if (missionVariables.novacount !== null) // " !== undefined" always returns true for missionVariables!
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{
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missionVariables.novacount++;
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}
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if (player.ship.equipmentStatus("EQ_GAL_DRIVE") === "EQUIPMENT_OK" && missionVariables.novacount > 3 && !missionVariables.nova && !system.isInterstellarSpace)
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{
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missionVariables.nova = "TWO_HRS_TO_ZERO";
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system.sun.goNova(7200);
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if (system.info.corona_flare < 0.15) {
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system.info.corona_flare = 0.15;
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}
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/* the main populator script might have run first. If so, remove
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* the ships it added. If it runs after, it'll notice the
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* impending nova and not add these lines in the first place */
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var populator = system.populatorSettings;
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var keys = Object.keys(populator);
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var key;
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while (key = keys.shift())
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{
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if (key.match(/^oolite-/) && populator[key].priority > 20)
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{
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// remove it
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system.setPopulator(key,null);
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}
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}
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}
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}
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}
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this.shipLaunchedFromStation = function ()
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{
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if (system.sun && (system.sun.isGoingNova || system.sun.hasGoneNova) && missionVariables.nova === "NOVA_ESCAPE_COWARD")
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{
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this._blowUpAllStations();
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}
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};
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this.shipExitedWitchspace = function ()
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{
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if (system.sun)
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{
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if (this.flareTimer)
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{
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this.flareTimer.stop();
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delete this.flareTimer;
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}
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if (this._flareCallback)
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{
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removeFrameCallback(this._flareCallback);
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delete this._flareCallback;
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}
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if (system.sun.isGoingNova || system.sun.hasGoneNova)
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{
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if (this.novaTimer)
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{
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this.novaTimer.start();
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}
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else
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{
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this.novaTimer = new Timer(this, this._sendShipsAway, 5, 60);
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}
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}
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if (system.sun.isGoingNova)
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{
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// The first flare up will begin in between 30 seconds and 1 minute.
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this.flareTimer = new Timer(this, this._flareUp, Math.random() * 30 + 30);
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}
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}
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};
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