update: Thu 19 Dec 2024 11:04:13 AM CET

src/data/allEngines.ts

@@ -1,6 +1,7 @@
 import type Engine from '../types/Engine';
 import BE4 from './engines/BE4';
 import F1 from './engines/F1';
+import MERLIN from './engines/MERLIN';
 import RAPTOR from './engines/RAPTOR';
 import RD180 from './engines/RD180';
 import RL10 from './engines/RL10';
@@ -9,7 +10,7 @@ import RS68 from './engines/RS68';
 import VINCI from './engines/VINCI';
 
 export const getAllEngines = (): Engine[] => {
-	const all = [RS25, RS68, F1, RL10, VINCI, RD180, RAPTOR, BE4];
+	const all = [RS25, RS68, F1, RL10, VINCI, RD180, RAPTOR, BE4, MERLIN];
 
 	all.sort((a, b) => a.stats.name.localeCompare(b.stats.name));
 	return all;

src/data/engines/MERLIN.ts

@@ -0,0 +1,41 @@
+import Engine from '../../types/Engine';
+import type EngineStats from '../../types/EngineStats';
+import { Propellant } from '../../types/state/Propellant';
+import { Weight } from '../../types/units/Weight';
+import { ISP } from '../../types/units/ISP';
+import { Size } from '../../types/units/Size';
+import Country from '../../types/state/Country';
+import Status from '../../types/state/Status';
+import EngineCycle from '../../types/state/EngineCycle';
+import Company from '../../types/state/Company';
+import Rocket from '../../types/state/Rocket';
+import { Cost } from '../../types/units/Cost';
+
+/**
+ * The merlin rocket engine.
+ * @author cophilot
+ * @date 2024-12-19
+ */
+const MERLIN: EngineStats = {
+	name: 'Merlin',
+	url: 'https://en.wikipedia.org/wiki/SpaceX_Merlin',
+	imageUrl:
+		'https://spaceflightnow.com/wp-content/uploads/2020/01/82497489_2933870716643623_2546718540543557632_o.jpg',
+	schemanticUrl: '',
+	country: Country.USA,
+	status: Status.IN_USE,
+	company: Company.SPACE_X,
+	firstFlight: '2006',
+	latestVersion: '1D',
+	rockets: [Rocket.FALCON_1, Rocket.FALCON_9, Rocket.FALCON_HEAVY],
+	propellant: Propellant.KERO_LOX,
+	cycle: EngineCycle.GAS_GENERATOR,
+	specificImpulseSeaLevel: new ISP(282),
+	specificImpulseVacuum: new ISP(311),
+	height: new Size(2.92),
+	diameter: new Size(0.92),
+	massDry: new Weight(470),
+	cost: new Cost(0.25)
+};
+
+export default new Engine(MERLIN);

src/routes/engine/[name]/+page.svelte

@@ -7,6 +7,7 @@
 	import StringUtils from '../../../utils/StringUtils';
 	import StateView from '../../../components/StateView.svelte';
 	import State from '../../../types/state/State';
+	import { Cost } from '../../../types/units/Cost';
 
 	let engine = getEngineByName($page.params.name);
 
@@ -40,15 +41,22 @@
 			noMarginBottom={i != getRocketsForEngine().length - 1}
 		/>
 	{/each}
+	{#if engine.stats.latestVersion}
+		<StateView myState={new State(engine.stats.latestVersion)} name="Latest Version" />
+	{/if}
+
 	<StateView myState={engine.stats.propellant} name="Propellant" />
 	<StateView myState={engine.stats.cycle} name="Cycle" />
-	<UnitView unit={engine.stats.specificImpulseSeaLevel} name="Specific Impulse" />
+	{#if engine.stats.specificImpulseSeaLevel}
+		<UnitView unit={engine.stats.specificImpulseSeaLevel} name="Specific Impulse" />
+	{/if}
 	<UnitView unit={engine.stats.specificImpulseVacuum} name="Specific Impulse (Vac)" />
 	<UnitView unit={engine.stats.height} name="Height" />
 	<UnitView unit={engine.stats.diameter} name="Diameter" />
 	<UnitView unit={engine.stats.massDry} name="Mass" />
-	<UnitView unit={engine.stats.cost || null} name="Cost" />
-
+	{#if engine.stats.cost}
+		<UnitView unit={engine.stats.cost || null} name="Cost" />
+	{/if}
 	<button
 		class="mt"
 		on:click={() => {

src/types/EngineStats.ts

@@ -15,6 +15,7 @@ export default interface EngineStats {
 	imageUrl: string;
 	schemanticUrl: string;
 	firstFlight: string;
+	latestVersion?: string;
 	country: Country;
 	company?: Company;
 	status: Status;

src/types/state/Rocket.ts

@@ -17,6 +17,7 @@ export default class Rocket extends State {
 	public static readonly ARIANE_6: State = new State('Ariane 6');
 	public static readonly FALCON_1: State = new State('Falcon 1');
 	public static readonly FALCON_9: State = new State('Falcon 9');
+	public static readonly FALCON_HEAVY: State = new State('Falcon Heavy');
 	public static readonly STARSHIP: State = new State('Starship');
 	public static readonly NEW_GLENN: State = new State('New Glenn');
 }