55 lines
2.1 KiB
TypeScript
55 lines
2.1 KiB
TypeScript
import { DbData, db } from './db.ts';
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import { Cargo } from '../model/cargo.ts';
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import { Fuel, Nav, Ship } from '../model/ship.ts';
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const addShipStatement = db.prepare(`INSERT INTO ships(data) VALUES (json(?));`);
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const getShipStatement = db.prepare(`SELECT data FROM ships WHERE data->>'symbol' = ?;`);
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const getShipsAtStatement = db.prepare(`SELECT data FROM ships WHERE data->>'$.nav.systemSymbol' = ?;`);
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const setShipCargoStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.cargo', json(:cargo)) FROM ships WHERE data->>'symbol' = :symbol) WHERE data->>'symbol' = :symbol;`);
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const setShipFuelStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.fuel', json(:fuel)) FROM ships WHERE data->>'symbol' = :symbol) WHERE data->>'symbol' = :symbol;`);
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const setShipNavStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.nav', json(:nav)) FROM ships WHERE data->>'symbol' = :symbol) WHERE data->>'symbol' = :symbol;`);
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const updateShipStatement = db.prepare(`UPDATE ships SET data = json(:data) WHERE data->>'symbol' = :symbol;`);
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export function getShip(symbol: string): Ship|null {
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const data = getShipStatement.get(symbol) as DbData|undefined;
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if (!data) return null;
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return JSON.parse(data.data);
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}
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export function getShipsAt(symbol: string): Array<Ship> {
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const data = getShipsAtStatement.all(symbol) as Array<DbData>;
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return data.map(elt => JSON.parse(elt.data));
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}
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export function setShip(data: Ship): void {
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if (getShip(data.symbol) === null) {
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addShipStatement.run(JSON.stringify(data));
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} else {
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updateShipStatement.run({
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data: JSON.stringify(data),
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symbol: data.symbol,
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});
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}
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}
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export function setShipCargo(symbol: string, cargo: Cargo): void {
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setShipCargoStatement.run({
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cargo: JSON.stringify(cargo),
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symbol: symbol,
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});
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}
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export function setShipFuel(symbol: string, fuel: Fuel): void {
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setShipFuelStatement.run({
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fuel: JSON.stringify(fuel),
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symbol: symbol,
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});
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}
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export function setShipNav(symbol: string, nav: Nav): void {
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setShipNavStatement.run({
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nav: JSON.stringify(nav),
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symbol: symbol,
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});
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}
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